./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.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_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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_85b331a4-8122-4ca4-98ea-b38a3309e227/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 d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:11:59,920 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:12:00,046 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:12:00,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:12:00,057 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:12:00,099 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:12:00,100 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:12:00,101 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:12:00,101 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:12:00,101 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:12:00,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:12:00,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:12:00,102 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:12:00,102 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:12:00,102 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:12:00,103 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:12:00,103 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:12:00,104 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:12:00,105 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:12:00,105 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:12:00,105 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:12:00,106 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:12:00,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:00,106 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:12:00,106 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:12:00,106 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:12:00,107 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:12:00,107 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:00,107 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:12:00,107 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:12:00,107 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:12:00,107 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:12:00,108 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:12:00,109 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_85b331a4-8122-4ca4-98ea-b38a3309e227/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 -> d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e [2024-11-24 00:12:00,484 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:12:00,497 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:12:00,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:12:00,504 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:12:00,504 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:12:00,506 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:04,370 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/db3dca79b/422dd9b9ab2c4b0286f33a8e22727fa3/FLAGcc2faac4a [2024-11-24 00:12:04,391 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException: Cannot invoke "String.equalsIgnoreCase(String)" because "kindStr" is null at org.eclipse.cdt.internal.core.model.PathEntry.kindFromString(PathEntry.java:80) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.decodePathEntry(DefaultPathEntryStore.java:127) at org.eclipse.cdt.internal.core.model.DefaultPathEntryStore.getRawPathEntries(DefaultPathEntryStore.java:97) at org.eclipse.cdt.internal.core.model.PathEntryStoreProxy.getRawPathEntries(PathEntryStoreProxy.java:102) at org.eclipse.cdt.internal.core.model.PathEntryManager.getRawPathEntries(PathEntryManager.java:666) at org.eclipse.cdt.core.model.CoreModel.getRawPathEntries(CoreModel.java:937) at org.eclipse.cdt.core.model.CoreModel.oldIsScannerInformationEmpty(CoreModel.java:1307) at org.eclipse.cdt.core.model.CoreModel.isScannerInformationEmpty(CoreModel.java:1252) at org.eclipse.cdt.internal.core.pdom.indexer.ProjectIndexerInputAdapter.isFileBuildConfigured(ProjectIndexerInputAdapter.java:267) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.isRequiredInIndex(AbstractIndexerTask.java:748) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.extractFiles(AbstractIndexerTask.java:667) at org.eclipse.cdt.internal.core.pdom.AbstractIndexerTask.runTask(AbstractIndexerTask.java:558) at org.eclipse.cdt.internal.core.pdom.indexer.PDOMIndexerTask.run(PDOMIndexerTask.java:164) at org.eclipse.cdt.internal.core.pdom.PDOMIndexerJob.run(PDOMIndexerJob.java:160) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 00:12:04,725 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:12:04,726 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:04,740 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/db3dca79b/422dd9b9ab2c4b0286f33a8e22727fa3/FLAGcc2faac4a [2024-11-24 00:12:04,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/db3dca79b/422dd9b9ab2c4b0286f33a8e22727fa3 [2024-11-24 00:12:04,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:12:04,773 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:12:04,776 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:04,776 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:12:04,793 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:12:04,794 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:04" (1/1) ... [2024-11-24 00:12:04,795 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348fde26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:04, skipping insertion in model container [2024-11-24 00:12:04,796 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:04" (1/1) ... [2024-11-24 00:12:04,832 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:12:05,040 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_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-24 00:12:05,172 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:05,185 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:12:05,201 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_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-24 00:12:05,266 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:05,295 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:12:05,296 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05 WrapperNode [2024-11-24 00:12:05,297 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:05,298 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:05,298 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:12:05,298 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:12:05,308 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,326 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,387 INFO L138 Inliner]: procedures = 26, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 158 [2024-11-24 00:12:05,387 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:05,388 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:12:05,388 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:12:05,388 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:12:05,403 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,404 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,407 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,429 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 00:12:05,429 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,429 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,451 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,453 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,463 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,466 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,472 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,485 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:12:05,486 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:12:05,486 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:12:05,487 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:12:05,488 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (1/1) ... [2024-11-24 00:12:05,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:05,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:12:05,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:12:05,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:12:05,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:12:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:12:05,583 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:12:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:12:05,583 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:12:05,584 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:12:05,707 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:12:05,709 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:12:06,193 INFO L? ?]: Removed 13 outVars from TransFormulas that were not future-live. [2024-11-24 00:12:06,193 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:12:06,207 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:12:06,207 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:12:06,208 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:06 BoogieIcfgContainer [2024-11-24 00:12:06,208 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:12:06,212 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:12:06,212 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:12:06,218 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:12:06,219 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:12:04" (1/3) ... [2024-11-24 00:12:06,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba87b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:06, skipping insertion in model container [2024-11-24 00:12:06,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:05" (2/3) ... [2024-11-24 00:12:06,220 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6ba87b0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:06, skipping insertion in model container [2024-11-24 00:12:06,220 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:06" (3/3) ... [2024-11-24 00:12:06,222 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:06,243 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:12:06,244 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-86.i that has 2 procedures, 73 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:12:06,326 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:12:06,341 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;@32276398, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:12:06,342 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:12:06,347 INFO L276 IsEmpty]: Start isEmpty. Operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:06,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-24 00:12:06,364 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:06,365 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:06,365 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:06,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:06,405 INFO L85 PathProgramCache]: Analyzing trace with hash -2081904117, now seen corresponding path program 1 times [2024-11-24 00:12:06,415 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:12:06,415 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1646297891] [2024-11-24 00:12:06,416 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:06,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:12:06,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:06,862 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 48 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 00:12:06,863 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:12:06,863 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1646297891] [2024-11-24 00:12:06,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1646297891] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:12:06,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1537426937] [2024-11-24 00:12:06,864 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:06,865 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:12:06,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:12:06,873 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:12:06,877 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:12:07,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:07,171 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:12:07,188 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:07,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 1152 trivial. 0 not checked. [2024-11-24 00:12:07,226 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:07,227 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1537426937] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:07,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:12:07,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:12:07,230 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1462175394] [2024-11-24 00:12:07,231 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:07,236 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:12:07,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:12:07,263 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:12:07,264 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:12:07,267 INFO L87 Difference]: Start difference. First operand has 73 states, 45 states have (on average 1.288888888888889) internal successors, (58), 46 states have internal predecessors, (58), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:12:07,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:07,308 INFO L93 Difference]: Finished difference Result 139 states and 235 transitions. [2024-11-24 00:12:07,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:12:07,311 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) Word has length 155 [2024-11-24 00:12:07,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:07,322 INFO L225 Difference]: With dead ends: 139 [2024-11-24 00:12:07,322 INFO L226 Difference]: Without dead ends: 69 [2024-11-24 00:12:07,329 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 156 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 00:12:07,337 INFO L435 NwaCegarLoop]: 101 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, 101 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 00:12:07,341 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 101 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:12:07,361 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-24 00:12:07,391 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-24 00:12:07,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 42 states have (on average 1.2142857142857142) internal successors, (51), 42 states have internal predecessors, (51), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:07,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 101 transitions. [2024-11-24 00:12:07,405 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 101 transitions. Word has length 155 [2024-11-24 00:12:07,406 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:07,407 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 101 transitions. [2024-11-24 00:12:07,407 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:12:07,408 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 101 transitions. [2024-11-24 00:12:07,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-24 00:12:07,414 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:07,415 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:07,425 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-24 00:12:07,615 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:12:07,616 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:07,616 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:07,616 INFO L85 PathProgramCache]: Analyzing trace with hash -2077999, now seen corresponding path program 1 times [2024-11-24 00:12:07,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:12:07,617 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1117930244] [2024-11-24 00:12:07,617 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:07,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:12:07,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:08,170 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:12:08,174 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:12:08,175 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1117930244] [2024-11-24 00:12:08,175 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1117930244] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:08,175 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:08,175 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:12:08,175 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714355588] [2024-11-24 00:12:08,175 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:08,177 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:12:08,177 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:12:08,178 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:12:08,179 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:12:08,179 INFO L87 Difference]: Start difference. First operand 69 states and 101 transitions. Second operand has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:12:08,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:08,274 INFO L93 Difference]: Finished difference Result 157 states and 228 transitions. [2024-11-24 00:12:08,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:12:08,276 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 155 [2024-11-24 00:12:08,277 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:08,282 INFO L225 Difference]: With dead ends: 157 [2024-11-24 00:12:08,282 INFO L226 Difference]: Without dead ends: 91 [2024-11-24 00:12:08,283 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 00:12:08,284 INFO L435 NwaCegarLoop]: 113 mSDtfsCounter, 25 mSDsluCounter, 89 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 25 SdHoareTripleChecker+Valid, 202 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:08,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [25 Valid, 202 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:12:08,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 91 states. [2024-11-24 00:12:08,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 91 to 79. [2024-11-24 00:12:08,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 52 states have (on average 1.25) internal successors, (65), 52 states have internal predecessors, (65), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:08,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 115 transitions. [2024-11-24 00:12:08,306 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 115 transitions. Word has length 155 [2024-11-24 00:12:08,308 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:08,308 INFO L471 AbstractCegarLoop]: Abstraction has 79 states and 115 transitions. [2024-11-24 00:12:08,309 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:12:08,309 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 115 transitions. [2024-11-24 00:12:08,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-24 00:12:08,313 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:08,313 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:08,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:12:08,314 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:08,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:08,314 INFO L85 PathProgramCache]: Analyzing trace with hash 698986579, now seen corresponding path program 1 times [2024-11-24 00:12:08,315 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:12:08,315 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2026080426] [2024-11-24 00:12:08,315 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:08,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:12:08,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:12:08,474 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:12:08,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:12:08,710 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:12:08,711 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:12:08,712 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:12:08,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:12:08,721 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2024-11-24 00:12:08,930 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:12:08,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:12:08 BoogieIcfgContainer [2024-11-24 00:12:08,939 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:12:08,940 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:12:08,940 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:12:08,941 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:12:08,942 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:06" (3/4) ... [2024-11-24 00:12:08,945 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:12:08,946 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:12:08,947 INFO L158 Benchmark]: Toolchain (without parser) took 4174.15ms. Allocated memory was 167.8MB in the beginning and 352.3MB in the end (delta: 184.5MB). Free memory was 144.2MB in the beginning and 280.9MB in the end (delta: -136.7MB). Peak memory consumption was 49.3MB. Max. memory is 16.1GB. [2024-11-24 00:12:08,948 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:12:08,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 521.16ms. Allocated memory was 167.8MB in the beginning and 117.4MB in the end (delta: -50.3MB). Free memory was 143.8MB in the beginning and 79.2MB in the end (delta: 64.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:12:08,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.40ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 74.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:12:08,949 INFO L158 Benchmark]: Boogie Preprocessor took 97.59ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 67.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:12:08,950 INFO L158 Benchmark]: RCFGBuilder took 721.80ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 44.5MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-24 00:12:08,950 INFO L158 Benchmark]: TraceAbstraction took 2727.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 44.2MB in the beginning and 280.9MB in the end (delta: -236.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:12:08,950 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 352.3MB. Free memory was 280.9MB in the beginning and 280.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:12:08,953 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47ms. Allocated memory is still 167.8MB. Free memory is still 103.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 521.16ms. Allocated memory was 167.8MB in the beginning and 117.4MB in the end (delta: -50.3MB). Free memory was 143.8MB in the beginning and 79.2MB in the end (delta: 64.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.40ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 74.9MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 97.59ms. Allocated memory is still 117.4MB. Free memory was 74.9MB in the beginning and 67.1MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 721.80ms. Allocated memory is still 117.4MB. Free memory was 66.7MB in the beginning and 44.5MB in the end (delta: 22.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2727.82ms. Allocated memory was 117.4MB in the beginning and 352.3MB in the end (delta: 234.9MB). Free memory was 44.2MB in the beginning and 280.9MB in the end (delta: -236.7MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 352.3MB. Free memory was 280.9MB in the beginning and 280.9MB in the end (delta: 11.7kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryFLOATComparisonOperation at line 84, overapproximation of someBinaryFLOATComparisonOperation at line 107, overapproximation of someBinaryFLOATComparisonOperation at line 82, overapproximation of someBinaryFLOATComparisonOperation at line 80, overapproximation of someBinaryArithmeticFLOAToperation at line 50. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = 0; [L23] unsigned char var_1_2 = 0; [L24] signed short int var_1_3 = 2; [L25] signed short int var_1_4 = 256; [L26] signed short int var_1_5 = -256; [L27] signed short int var_1_6 = 2; [L28] float var_1_7 = 255.8; [L29] float var_1_8 = 127.8; [L30] float var_1_9 = 128.5; [L31] float var_1_10 = 499.3; [L32] unsigned short int var_1_11 = 10; [L33] unsigned char var_1_12 = 1; [L34] unsigned short int var_1_13 = 8; [L35] unsigned short int var_1_14 = 256; [L36] unsigned short int var_1_15 = 1; [L37] unsigned short int var_1_16 = 16; [L38] unsigned short int var_1_17 = 57705; [L39] unsigned long int var_1_18 = 64; VAL [isInitial=0, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L111] isInitial = 1 [L112] FCALL initially() [L114] FCALL updateLastVariables() [L115] CALL updateVariables() [L64] var_1_2 = __VERIFIER_nondet_uchar() [L65] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L65] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] CALL assume_abort_if_not(var_1_2 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L66] RET assume_abort_if_not(var_1_2 <= 1) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=2, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L67] var_1_3 = __VERIFIER_nondet_short() [L68] CALL assume_abort_if_not(var_1_3 >= -16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L68] RET assume_abort_if_not(var_1_3 >= -16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L69] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=256, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L70] var_1_4 = __VERIFIER_nondet_short() [L71] CALL assume_abort_if_not(var_1_4 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L71] RET assume_abort_if_not(var_1_4 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] CALL assume_abort_if_not(var_1_4 <= 8192) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L72] RET assume_abort_if_not(var_1_4 <= 8192) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=-256, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L73] var_1_5 = __VERIFIER_nondet_short() [L74] CALL assume_abort_if_not(var_1_5 >= -8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L74] RET assume_abort_if_not(var_1_5 >= -8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] CALL assume_abort_if_not(var_1_5 <= 8191) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L75] RET assume_abort_if_not(var_1_5 <= 8191) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=2, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L76] var_1_6 = __VERIFIER_nondet_short() [L77] CALL assume_abort_if_not(var_1_6 >= -32767) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L77] RET assume_abort_if_not(var_1_6 >= -32767) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] CALL assume_abort_if_not(var_1_6 <= 32766) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L78] RET assume_abort_if_not(var_1_6 <= 32766) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_8=639/5, var_1_9=257/2] [L79] var_1_8 = __VERIFIER_nondet_float() [L80] CALL assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L80] RET assume_abort_if_not((var_1_8 >= 0.0F && var_1_8 <= -1.0e-20F) || (var_1_8 <= 4611686.018427382800e+12F && var_1_8 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5, var_1_9=257/2] [L81] var_1_9 = __VERIFIER_nondet_float() [L82] CALL assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L82] RET assume_abort_if_not((var_1_9 >= 0.0F && var_1_9 <= -1.0e-20F) || (var_1_9 <= 4611686.018427382800e+12F && var_1_9 >= 1.0e-20F )) VAL [isInitial=1, var_1_10=4993/10, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L83] var_1_10 = __VERIFIER_nondet_float() [L84] CALL assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L84] RET assume_abort_if_not((var_1_10 >= 0.0F && var_1_10 <= -1.0e-20F) || (var_1_10 <= 9223372.036854765600e+12F && var_1_10 >= 1.0e-20F )) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L85] var_1_12 = __VERIFIER_nondet_uchar() [L86] CALL assume_abort_if_not(var_1_12 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L86] RET assume_abort_if_not(var_1_12 >= 0) VAL [isInitial=1, var_1_11=10, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] CALL assume_abort_if_not(var_1_12 <= 1) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L87] RET assume_abort_if_not(var_1_12 <= 1) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=8, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L88] var_1_13 = __VERIFIER_nondet_ushort() [L89] CALL assume_abort_if_not(var_1_13 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L89] RET assume_abort_if_not(var_1_13 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] CALL assume_abort_if_not(var_1_13 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L90] RET assume_abort_if_not(var_1_13 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=256, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L91] var_1_14 = __VERIFIER_nondet_ushort() [L92] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L92] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] CALL assume_abort_if_not(var_1_14 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L93] RET assume_abort_if_not(var_1_14 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=1, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L94] var_1_15 = __VERIFIER_nondet_ushort() [L95] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L95] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] CALL assume_abort_if_not(var_1_15 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L96] RET assume_abort_if_not(var_1_15 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=16, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L97] var_1_16 = __VERIFIER_nondet_ushort() [L98] CALL assume_abort_if_not(var_1_16 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L98] RET assume_abort_if_not(var_1_16 >= 0) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] CALL assume_abort_if_not(var_1_16 <= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L99] RET assume_abort_if_not(var_1_16 <= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=57705, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L100] var_1_17 = __VERIFIER_nondet_ushort() [L101] CALL assume_abort_if_not(var_1_17 >= 32767) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L101] RET assume_abort_if_not(var_1_17 >= 32767) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] CALL assume_abort_if_not(var_1_17 <= 65534) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L102] RET assume_abort_if_not(var_1_17 <= 65534) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=0, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L115] RET updateVariables() [L116] CALL step() [L43] COND FALSE !(! var_1_2) [L46] var_1_1 = var_1_5 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L48] signed short int stepLocal_0 = var_1_5; VAL [isInitial=1, stepLocal_0=8191, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766, var_1_7=1279/5] [L49] COND TRUE stepLocal_0 > 2 [L50] var_1_7 = ((var_1_8 + var_1_9) - var_1_10) VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=64, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L52] var_1_18 = var_1_17 VAL [isInitial=1, var_1_11=10, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L53] COND TRUE var_1_2 && var_1_12 [L54] var_1_11 = (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L116] RET step() [L117] CALL, EXPR property() [L107] EXPR (((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15))))) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L107-L108] return ((((! var_1_2) ? (var_1_1 == ((signed short int) (((((var_1_3 + (var_1_4 + var_1_5))) < (var_1_6)) ? ((var_1_3 + (var_1_4 + var_1_5))) : (var_1_6))))) : (var_1_1 == ((signed short int) var_1_5))) && ((var_1_5 > 2) ? (var_1_7 == ((float) ((var_1_8 + var_1_9) - var_1_10))) : 1)) && ((var_1_2 && var_1_12) ? (var_1_11 == ((unsigned short int) (var_1_13 + ((((((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) < (var_1_16)) ? (((((var_1_14) > (var_1_15)) ? (var_1_14) : (var_1_15)))) : (var_1_16)))))) : ((var_1_3 < (200 * (-25 << var_1_18))) ? (var_1_11 == ((unsigned short int) ((((((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) < 0 ) ? -(((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))) : (((((var_1_17 - 10000)) > (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14))))) ? ((var_1_17 - 10000)) : (((((var_1_15) < (var_1_14)) ? (var_1_15) : (var_1_14)))))))))) : (var_1_11 == ((unsigned short int) (var_1_17 - var_1_15)))))) && (var_1_18 == ((unsigned long int) var_1_17)) ; [L117] RET, EXPR property() [L117] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] [L19] reach_error() VAL [isInitial=1, var_1_11=32767, var_1_12=1, var_1_13=0, var_1_14=32766, var_1_15=32767, var_1_16=32767, var_1_17=65534, var_1_18=65534, var_1_1=8191, var_1_2=1, var_1_3=16383, var_1_4=8192, var_1_5=8191, var_1_6=32766] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 73 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 3, TraceHistogramMax: 25, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 25 SdHoareTripleChecker+Valid, 0.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 25 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 89 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 11 IncrementalHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 214 mSDtfsCounter, 11 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 159 GetRequests, 158 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred in iteration=2, InterpolantAutomatonStates: 5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 12 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 620 NumberOfCodeBlocks, 620 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 462 ConstructedInterpolants, 0 QuantifiedInterpolants, 478 SizeOfPredicates, 0 NumberOfNonLiveVariables, 335 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 3 InterpolantComputations, 2 PerfectInterpolantSequences, 3552/3600 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 00:12:08,978 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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_85b331a4-8122-4ca4-98ea-b38a3309e227/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 d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:12:12,544 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:12:12,703 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:12:12,715 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:12:12,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:12:12,775 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:12:12,776 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:12:12,778 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:12:12,779 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:12:12,779 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:12:12,780 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:12:12,780 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:12:12,781 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:12:12,782 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:12:12,782 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:12:12,782 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:12:12,782 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:12:12,783 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:12:12,784 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:12:12,784 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:12:12,784 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:12:12,784 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:12:12,785 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:12:12,785 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:12:12,785 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:12:12,785 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:12,786 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:12:12,786 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:12,787 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:12:12,787 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:12:12,787 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:12:12,787 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:12:12,787 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:12:12,787 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:12:12,788 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:12:12,788 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:12:12,788 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:12:12,788 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:12:12,788 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_85b331a4-8122-4ca4-98ea-b38a3309e227/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 -> d0dfba50fbd72a6b5ad9816cf1aa0dae3c94bcfb94eabb013d8300ea77591d1e [2024-11-24 00:12:13,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:12:13,254 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:12:13,257 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:12:13,259 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:12:13,260 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:12:13,262 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:17,409 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/6931580a8/b7306c68fd304289a8856397c985e451/FLAG44cca6347 [2024-11-24 00:12:17,710 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:12:17,711 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:17,721 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/6931580a8/b7306c68fd304289a8856397c985e451/FLAG44cca6347 [2024-11-24 00:12:17,739 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/data/6931580a8/b7306c68fd304289a8856397c985e451 [2024-11-24 00:12:17,742 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:12:17,744 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:12:17,745 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:17,745 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:12:17,751 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:12:17,752 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:17" (1/1) ... [2024-11-24 00:12:17,753 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@701437e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:17, skipping insertion in model container [2024-11-24 00:12:17,754 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:12:17" (1/1) ... [2024-11-24 00:12:17,778 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:12:17,990 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_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-24 00:12:18,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:18,107 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:12:18,127 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_85b331a4-8122-4ca4-98ea-b38a3309e227/sv-benchmarks/c/hardness-nfm22/hardness_variablewrapping_normal_file-86.i[913,926] [2024-11-24 00:12:18,201 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:12:18,235 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:12:18,236 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18 WrapperNode [2024-11-24 00:12:18,236 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:12:18,238 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:18,238 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:12:18,238 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:12:18,249 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,268 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,317 INFO L138 Inliner]: procedures = 27, calls = 38, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 130 [2024-11-24 00:12:18,317 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:12:18,318 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:12:18,318 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:12:18,318 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:12:18,333 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,334 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,341 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,370 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 00:12:18,370 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,393 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,397 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,411 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,412 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,419 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:12:18,420 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:12:18,420 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:12:18,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:12:18,425 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (1/1) ... [2024-11-24 00:12:18,435 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:12:18,453 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:12:18,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:12:18,474 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:12:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:12:18,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:12:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:12:18,510 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:12:18,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:12:18,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:12:18,633 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:12:18,635 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:12:20,067 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-24 00:12:20,067 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:12:20,081 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:12:20,081 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:12:20,081 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:20 BoogieIcfgContainer [2024-11-24 00:12:20,082 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:12:20,085 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:12:20,085 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:12:20,092 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:12:20,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:12:17" (1/3) ... [2024-11-24 00:12:20,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30249e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:20, skipping insertion in model container [2024-11-24 00:12:20,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:12:18" (2/3) ... [2024-11-24 00:12:20,093 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30249e85 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:12:20, skipping insertion in model container [2024-11-24 00:12:20,093 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:12:20" (3/3) ... [2024-11-24 00:12:20,095 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_variablewrapping_normal_file-86.i [2024-11-24 00:12:20,115 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:12:20,117 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_variablewrapping_normal_file-86.i that has 2 procedures, 64 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:12:20,228 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:12:20,243 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;@1dc9c830, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:12:20,245 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:12:20,251 INFO L276 IsEmpty]: Start isEmpty. Operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:20,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-24 00:12:20,272 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:20,273 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:20,275 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:20,283 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:20,283 INFO L85 PathProgramCache]: Analyzing trace with hash -195440256, now seen corresponding path program 1 times [2024-11-24 00:12:20,296 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:20,297 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [461796079] [2024-11-24 00:12:20,297 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:20,297 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 00:12:20,297 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:20,300 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:20,301 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:20,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:20,787 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:12:20,803 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:20,896 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 524 proven. 0 refuted. 0 times theorem prover too weak. 676 trivial. 0 not checked. [2024-11-24 00:12:20,896 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:20,897 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:20,897 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [461796079] [2024-11-24 00:12:20,898 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [461796079] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:20,898 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:20,902 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:12:20,903 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810313680] [2024-11-24 00:12:20,904 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:20,916 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:12:20,916 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:20,945 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:12:20,945 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:12:20,948 INFO L87 Difference]: Start difference. First operand has 64 states, 36 states have (on average 1.25) internal successors, (45), 37 states have internal predecessors, (45), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:12:20,984 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:20,985 INFO L93 Difference]: Finished difference Result 121 states and 209 transitions. [2024-11-24 00:12:20,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:12:20,987 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 153 [2024-11-24 00:12:20,987 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:20,994 INFO L225 Difference]: With dead ends: 121 [2024-11-24 00:12:20,994 INFO L226 Difference]: Without dead ends: 60 [2024-11-24 00:12:20,998 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 152 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 00:12:21,002 INFO L435 NwaCegarLoop]: 88 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, 88 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 00:12:21,004 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:12:21,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2024-11-24 00:12:21,051 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 60. [2024-11-24 00:12:21,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 60 states, 33 states have (on average 1.1515151515151516) internal successors, (38), 33 states have internal predecessors, (38), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:21,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 88 transitions. [2024-11-24 00:12:21,067 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 88 transitions. Word has length 153 [2024-11-24 00:12:21,069 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:21,069 INFO L471 AbstractCegarLoop]: Abstraction has 60 states and 88 transitions. [2024-11-24 00:12:21,070 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2024-11-24 00:12:21,070 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2024-11-24 00:12:21,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-24 00:12:21,076 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:21,077 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:21,089 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:21,278 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:21,278 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:21,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:21,279 INFO L85 PathProgramCache]: Analyzing trace with hash 1362029510, now seen corresponding path program 1 times [2024-11-24 00:12:21,280 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:21,280 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1901235149] [2024-11-24 00:12:21,280 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:21,280 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 00:12:21,281 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:21,283 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:21,285 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:21,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:21,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-24 00:12:21,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:21,889 INFO L134 CoverageAnalysis]: Checked inductivity of 1200 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1200 trivial. 0 not checked. [2024-11-24 00:12:21,889 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:12:21,889 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:12:21,889 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1901235149] [2024-11-24 00:12:21,889 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1901235149] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:12:21,889 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:12:21,889 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:12:21,889 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [731242586] [2024-11-24 00:12:21,890 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:12:21,894 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:12:21,894 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:12:21,894 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:12:21,895 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:12:21,895 INFO L87 Difference]: Start difference. First operand 60 states and 88 transitions. Second operand has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:12:22,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:12:22,399 INFO L93 Difference]: Finished difference Result 130 states and 189 transitions. [2024-11-24 00:12:22,406 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:12:22,407 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) Word has length 153 [2024-11-24 00:12:22,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:12:22,409 INFO L225 Difference]: With dead ends: 130 [2024-11-24 00:12:22,409 INFO L226 Difference]: Without dead ends: 73 [2024-11-24 00:12:22,410 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 152 GetRequests, 151 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 00:12:22,411 INFO L435 NwaCegarLoop]: 92 mSDtfsCounter, 13 mSDsluCounter, 77 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:12:22,411 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [13 Valid, 169 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-11-24 00:12:22,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 73 states. [2024-11-24 00:12:22,424 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 73 to 64. [2024-11-24 00:12:22,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 37 states have (on average 1.162162162162162) internal successors, (43), 37 states have internal predecessors, (43), 25 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 25 states have call predecessors, (25), 25 states have call successors, (25) [2024-11-24 00:12:22,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 93 transitions. [2024-11-24 00:12:22,427 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 93 transitions. Word has length 153 [2024-11-24 00:12:22,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:12:22,429 INFO L471 AbstractCegarLoop]: Abstraction has 64 states and 93 transitions. [2024-11-24 00:12:22,429 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (25), 1 states have call predecessors, (25), 1 states have call successors, (25) [2024-11-24 00:12:22,430 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2024-11-24 00:12:22,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-24 00:12:22,433 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:12:22,433 INFO L218 NwaCegarLoop]: trace histogram [25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 00:12:22,442 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:22,637 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:22,637 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:12:22,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:12:22,638 INFO L85 PathProgramCache]: Analyzing trace with hash 2042087880, now seen corresponding path program 1 times [2024-11-24 00:12:22,640 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:12:22,640 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1085675655] [2024-11-24 00:12:22,640 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:12:22,640 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 00:12:22,642 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:12:22,645 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 00:12:22,647 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_85b331a4-8122-4ca4-98ea-b38a3309e227/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 (4)] Waiting until timeout for monitored process [2024-11-24 00:12:23,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:12:23,076 INFO L256 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-24 00:12:23,088 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:12:53,770 WARN L286 SmtUtils]: Spent 5.54s on a formula simplification that was a NOOP. DAG size: 30 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-11-24 00:13:15,487 WARN L286 SmtUtils]: Spent 7.29s on a formula simplification that was a NOOP. DAG size: 70 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)