./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6497de01 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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_dd56915b-da9e-4145-b8d5-394746f06b8d/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 f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:03:36,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:03:36,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-24 00:03:36,238 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:03:36,238 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:03:36,286 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:03:36,288 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:03:36,288 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:03:36,289 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:03:36,290 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:03:36,291 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:03:36,291 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:03:36,292 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:03:36,292 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:03:36,292 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:03:36,292 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:03:36,293 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:03:36,294 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:36,294 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:36,296 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:03:36,296 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:03:36,296 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:03:36,296 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:03:36,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:36,297 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:03:36,297 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:03:36,297 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:03:36,297 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:03:36,298 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-24 00:03:36,298 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 00:03:36,298 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:03:36,298 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:03:36,299 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:03:36,299 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:03:36,299 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_dd56915b-da9e-4145-b8d5-394746f06b8d/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 -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2024-11-24 00:03:36,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:03:36,666 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:03:36,669 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:03:36,671 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:03:36,671 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:03:36,672 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:03:40,248 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/b9889120d/26322eda85f64182b632b938bf529355/FLAGd2a4f876e [2024-11-24 00:03:40,631 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:03:40,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:03:40,651 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/b9889120d/26322eda85f64182b632b938bf529355/FLAGd2a4f876e [2024-11-24 00:03:40,825 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/b9889120d/26322eda85f64182b632b938bf529355 [2024-11-24 00:03:40,829 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:03:40,832 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:03:40,834 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:40,835 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:03:40,840 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:03:40,841 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:40" (1/1) ... [2024-11-24 00:03:40,842 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@177504dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:40, skipping insertion in model container [2024-11-24 00:03:40,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:03:40" (1/1) ... [2024-11-24 00:03:40,876 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:03:41,099 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_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-24 00:03:41,183 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:41,198 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:03:41,212 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_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-24 00:03:41,255 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:03:41,278 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:03:41,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41 WrapperNode [2024-11-24 00:03:41,279 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:03:41,281 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:41,281 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:03:41,281 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:03:41,290 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,301 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,345 INFO L138 Inliner]: procedures = 26, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 197 [2024-11-24 00:03:41,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:03:41,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:03:41,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:03:41,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:03:41,358 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,359 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,363 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,389 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 00:03:41,390 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,390 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,403 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,413 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,418 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,423 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,429 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:03:41,430 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:03:41,430 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:03:41,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:03:41,434 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (1/1) ... [2024-11-24 00:03:41,444 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:03:41,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:03:41,481 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:03:41,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:03:41,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:03:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:03:41,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:03:41,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-24 00:03:41,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:03:41,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:03:41,652 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:03:41,654 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:03:42,205 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 00:03:42,206 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:03:42,226 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:03:42,226 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:03:42,230 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:42 BoogieIcfgContainer [2024-11-24 00:03:42,230 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:03:42,234 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:03:42,234 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:03:42,241 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:03:42,242 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:03:40" (1/3) ... [2024-11-24 00:03:42,244 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0486c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:42, skipping insertion in model container [2024-11-24 00:03:42,244 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:03:41" (2/3) ... [2024-11-24 00:03:42,245 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1b0486c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:03:42, skipping insertion in model container [2024-11-24 00:03:42,245 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:42" (3/3) ... [2024-11-24 00:03:42,246 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:03:42,269 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:03:42,271 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:03:42,377 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:03:42,397 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;@7cf4a8e6, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:03:42,397 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:03:42,403 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-24 00:03:42,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:03:42,430 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:42,430 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:42,431 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:42,442 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:42,443 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2024-11-24 00:03:42,454 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:42,454 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [322451726] [2024-11-24 00:03:42,455 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:42,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:42,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:42,953 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 62 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-24 00:03:42,954 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:42,954 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [322451726] [2024-11-24 00:03:42,955 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [322451726] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:03:42,955 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380526938] [2024-11-24 00:03:42,955 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:42,956 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:03:42,956 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:03:42,959 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:03:42,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-24 00:03:43,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:43,285 INFO L256 TraceCheckSpWp]: Trace formula consists of 465 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:03:43,296 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:03:43,357 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 62 proven. 0 refuted. 0 times theorem prover too weak. 1922 trivial. 0 not checked. [2024-11-24 00:03:43,360 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:03:43,361 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [380526938] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:43,361 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:03:43,361 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-11-24 00:03:43,364 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2099708506] [2024-11-24 00:03:43,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:43,378 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:03:43,378 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:43,407 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:03:43,408 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:03:43,411 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:03:43,457 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:43,458 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-11-24 00:03:43,459 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:03:43,461 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-24 00:03:43,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:43,469 INFO L225 Difference]: With dead ends: 173 [2024-11-24 00:03:43,469 INFO L226 Difference]: Without dead ends: 86 [2024-11-24 00:03:43,473 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 204 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:03:43,477 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:43,478 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:03:43,494 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-24 00:03:43,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-24 00:03:43,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-24 00:03:43,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-11-24 00:03:43,535 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-11-24 00:03:43,535 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:43,535 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-11-24 00:03:43,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 24.0) internal successors, (48), 2 states have internal predecessors, (48), 2 states have call successors, (32), 2 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:03:43,536 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-11-24 00:03:43,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:03:43,541 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:43,541 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:43,554 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-24 00:03:43,746 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-24 00:03:43,746 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:43,747 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:43,747 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2024-11-24 00:03:43,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:43,748 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [313128561] [2024-11-24 00:03:43,748 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:43,748 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:03:53,383 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:03:53,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:03:53,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [313128561] [2024-11-24 00:03:53,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [313128561] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:03:53,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:03:53,384 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-24 00:03:53,384 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [17500886] [2024-11-24 00:03:53,384 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:03:53,385 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-24 00:03:53,385 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:03:53,386 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-24 00:03:53,386 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:03:53,387 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:03:55,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:03:55,170 INFO L93 Difference]: Finished difference Result 290 states and 429 transitions. [2024-11-24 00:03:55,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:03:55,171 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:03:55,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:03:55,175 INFO L225 Difference]: With dead ends: 290 [2024-11-24 00:03:55,175 INFO L226 Difference]: Without dead ends: 207 [2024-11-24 00:03:55,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:03:55,177 INFO L435 NwaCegarLoop]: 120 mSDtfsCounter, 214 mSDsluCounter, 688 mSDsCounter, 0 mSdLazyCounter, 393 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 214 SdHoareTripleChecker+Valid, 808 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 393 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:03:55,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [214 Valid, 808 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 393 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-24 00:03:55,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207 states. [2024-11-24 00:03:55,208 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207 to 131. [2024-11-24 00:03:55,209 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 00:03:55,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-24 00:03:55,212 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-24 00:03:55,213 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:03:55,213 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-24 00:03:55,213 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:03:55,214 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-24 00:03:55,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:03:55,218 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:03:55,218 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:03:55,218 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-24 00:03:55,219 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:03:55,219 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:03:55,219 INFO L85 PathProgramCache]: Analyzing trace with hash 1093053878, now seen corresponding path program 1 times [2024-11-24 00:03:55,220 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:03:55,220 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [547415599] [2024-11-24 00:03:55,220 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:03:55,220 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:03:55,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:03,798 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:03,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:03,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [547415599] [2024-11-24 00:04:03,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [547415599] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:03,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:03,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-24 00:04:03,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318193788] [2024-11-24 00:04:03,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:03,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-24 00:04:03,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:03,801 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-24 00:04:03,802 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:04:03,802 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:06,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:06,093 INFO L93 Difference]: Finished difference Result 207 states and 290 transitions. [2024-11-24 00:04:06,094 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-24 00:04:06,094 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:06,096 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:06,097 INFO L225 Difference]: With dead ends: 207 [2024-11-24 00:04:06,098 INFO L226 Difference]: Without dead ends: 205 [2024-11-24 00:04:06,098 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:04:06,099 INFO L435 NwaCegarLoop]: 126 mSDtfsCounter, 178 mSDsluCounter, 635 mSDsCounter, 0 mSdLazyCounter, 413 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 413 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 413 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:06,099 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 761 Invalid, 413 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 413 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-24 00:04:06,101 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2024-11-24 00:04:06,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 131. [2024-11-24 00:04:06,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 00:04:06,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-24 00:04:06,126 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-24 00:04:06,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:06,127 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-24 00:04:06,127 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:06,127 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-24 00:04:06,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:06,130 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:06,131 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:06,131 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-24 00:04:06,131 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:06,132 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:06,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1771265206, now seen corresponding path program 1 times [2024-11-24 00:04:06,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:06,132 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1488406714] [2024-11-24 00:04:06,133 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:06,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:06,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:14,032 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:14,032 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:14,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1488406714] [2024-11-24 00:04:14,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1488406714] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:14,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:14,033 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2024-11-24 00:04:14,033 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [122016539] [2024-11-24 00:04:14,033 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:14,034 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-11-24 00:04:14,034 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:14,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-11-24 00:04:14,036 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:04:14,036 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:15,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:15,488 INFO L93 Difference]: Finished difference Result 214 states and 298 transitions. [2024-11-24 00:04:15,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2024-11-24 00:04:15,489 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:15,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:15,492 INFO L225 Difference]: With dead ends: 214 [2024-11-24 00:04:15,492 INFO L226 Difference]: Without dead ends: 212 [2024-11-24 00:04:15,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=82, Invalid=190, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:04:15,494 INFO L435 NwaCegarLoop]: 125 mSDtfsCounter, 209 mSDsluCounter, 538 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 209 SdHoareTripleChecker+Valid, 663 SdHoareTripleChecker+Invalid, 419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:15,499 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [209 Valid, 663 Invalid, 419 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-11-24 00:04:15,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2024-11-24 00:04:15,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 135. [2024-11-24 00:04:15,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 135 states, 96 states have (on average 1.3958333333333333) internal successors, (134), 97 states have internal predecessors, (134), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 00:04:15,534 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 135 states and 206 transitions. [2024-11-24 00:04:15,535 INFO L78 Accepts]: Start accepts. Automaton has 135 states and 206 transitions. Word has length 203 [2024-11-24 00:04:15,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:15,536 INFO L471 AbstractCegarLoop]: Abstraction has 135 states and 206 transitions. [2024-11-24 00:04:15,536 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 3.066666666666667) internal successors, (46), 15 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:15,536 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 206 transitions. [2024-11-24 00:04:15,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:15,540 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:15,540 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:15,541 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-24 00:04:15,541 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:15,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:15,542 INFO L85 PathProgramCache]: Analyzing trace with hash 1773112248, now seen corresponding path program 1 times [2024-11-24 00:04:15,542 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:15,542 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1929882785] [2024-11-24 00:04:15,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:15,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:24,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:24,685 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:24,685 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1929882785] [2024-11-24 00:04:24,685 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1929882785] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:24,685 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:24,685 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-24 00:04:24,685 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [714656674] [2024-11-24 00:04:24,686 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:24,686 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-24 00:04:24,686 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:24,687 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-24 00:04:24,688 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=171, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:04:24,688 INFO L87 Difference]: Start difference. First operand 135 states and 206 transitions. Second operand has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:26,568 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:26,570 INFO L93 Difference]: Finished difference Result 212 states and 296 transitions. [2024-11-24 00:04:26,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-24 00:04:26,571 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:26,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:26,576 INFO L225 Difference]: With dead ends: 212 [2024-11-24 00:04:26,576 INFO L226 Difference]: Without dead ends: 210 [2024-11-24 00:04:26,578 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=91, Invalid=215, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:04:26,581 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 186 mSDsluCounter, 764 mSDsCounter, 0 mSdLazyCounter, 529 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 186 SdHoareTripleChecker+Valid, 897 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 529 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:26,582 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [186 Valid, 897 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 529 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-24 00:04:26,588 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2024-11-24 00:04:26,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 131. [2024-11-24 00:04:26,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 131 states, 92 states have (on average 1.391304347826087) internal successors, (128), 93 states have internal predecessors, (128), 36 states have call successors, (36), 2 states have call predecessors, (36), 2 states have return successors, (36), 35 states have call predecessors, (36), 36 states have call successors, (36) [2024-11-24 00:04:26,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 200 transitions. [2024-11-24 00:04:26,612 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 200 transitions. Word has length 203 [2024-11-24 00:04:26,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:26,613 INFO L471 AbstractCegarLoop]: Abstraction has 131 states and 200 transitions. [2024-11-24 00:04:26,613 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.875) internal successors, (46), 16 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:26,613 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 200 transitions. [2024-11-24 00:04:26,616 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:26,616 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:26,616 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:26,616 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-24 00:04:26,617 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:26,617 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:26,618 INFO L85 PathProgramCache]: Analyzing trace with hash 1349372274, now seen corresponding path program 1 times [2024-11-24 00:04:26,618 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:26,618 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049973391] [2024-11-24 00:04:26,618 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:26,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:26,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:26,704 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:26,704 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:26,704 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049973391] [2024-11-24 00:04:26,704 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1049973391] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:26,705 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:26,708 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-24 00:04:26,709 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [457364404] [2024-11-24 00:04:26,709 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:26,709 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-24 00:04:26,709 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:26,710 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-24 00:04:26,710 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-24 00:04:26,710 INFO L87 Difference]: Start difference. First operand 131 states and 200 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:26,788 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:26,788 INFO L93 Difference]: Finished difference Result 368 states and 566 transitions. [2024-11-24 00:04:26,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-24 00:04:26,789 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:26,789 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:26,795 INFO L225 Difference]: With dead ends: 368 [2024-11-24 00:04:26,796 INFO L226 Difference]: Without dead ends: 240 [2024-11-24 00:04:26,797 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 00:04:26,797 INFO L435 NwaCegarLoop]: 246 mSDtfsCounter, 121 mSDsluCounter, 120 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 121 SdHoareTripleChecker+Valid, 366 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:26,801 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [121 Valid, 366 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:04:26,801 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2024-11-24 00:04:26,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 238. [2024-11-24 00:04:26,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 161 states have (on average 1.329192546583851) internal successors, (214), 163 states have internal predecessors, (214), 72 states have call successors, (72), 4 states have call predecessors, (72), 4 states have return successors, (72), 70 states have call predecessors, (72), 72 states have call successors, (72) [2024-11-24 00:04:26,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 358 transitions. [2024-11-24 00:04:26,862 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 358 transitions. Word has length 203 [2024-11-24 00:04:26,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:26,866 INFO L471 AbstractCegarLoop]: Abstraction has 238 states and 358 transitions. [2024-11-24 00:04:26,866 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:26,866 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 358 transitions. [2024-11-24 00:04:26,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:26,869 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:26,869 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:26,869 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-24 00:04:26,869 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:26,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:26,870 INFO L85 PathProgramCache]: Analyzing trace with hash 540025648, now seen corresponding path program 1 times [2024-11-24 00:04:26,870 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:26,870 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1594626211] [2024-11-24 00:04:26,870 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:26,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:26,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:27,024 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:27,024 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:27,024 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1594626211] [2024-11-24 00:04:27,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1594626211] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:27,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:27,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:04:27,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1554015040] [2024-11-24 00:04:27,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:27,026 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:04:27,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:27,027 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:04:27,027 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:04:27,028 INFO L87 Difference]: Start difference. First operand 238 states and 358 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:27,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:27,380 INFO L93 Difference]: Finished difference Result 704 states and 1049 transitions. [2024-11-24 00:04:27,380 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:04:27,381 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:27,381 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:27,385 INFO L225 Difference]: With dead ends: 704 [2024-11-24 00:04:27,389 INFO L226 Difference]: Without dead ends: 469 [2024-11-24 00:04:27,390 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:04:27,391 INFO L435 NwaCegarLoop]: 146 mSDtfsCounter, 91 mSDsluCounter, 252 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 91 SdHoareTripleChecker+Valid, 398 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:27,392 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [91 Valid, 398 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:04:27,393 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2024-11-24 00:04:27,487 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 424. [2024-11-24 00:04:27,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 424 states, 275 states have (on average 1.3054545454545454) internal successors, (359), 278 states have internal predecessors, (359), 140 states have call successors, (140), 8 states have call predecessors, (140), 8 states have return successors, (140), 137 states have call predecessors, (140), 140 states have call successors, (140) [2024-11-24 00:04:27,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 424 states and 639 transitions. [2024-11-24 00:04:27,494 INFO L78 Accepts]: Start accepts. Automaton has 424 states and 639 transitions. Word has length 203 [2024-11-24 00:04:27,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:27,495 INFO L471 AbstractCegarLoop]: Abstraction has 424 states and 639 transitions. [2024-11-24 00:04:27,495 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:27,495 INFO L276 IsEmpty]: Start isEmpty. Operand 424 states and 639 transitions. [2024-11-24 00:04:27,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:27,500 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:27,501 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:27,501 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-24 00:04:27,501 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:27,501 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:27,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1220084018, now seen corresponding path program 1 times [2024-11-24 00:04:27,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:27,502 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456569270] [2024-11-24 00:04:27,502 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:27,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:27,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:31,136 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:31,136 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:31,136 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456569270] [2024-11-24 00:04:31,136 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456569270] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:31,136 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:31,136 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-24 00:04:31,136 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751674693] [2024-11-24 00:04:31,136 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:31,137 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-24 00:04:31,137 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:31,138 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-24 00:04:31,138 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2024-11-24 00:04:31,138 INFO L87 Difference]: Start difference. First operand 424 states and 639 transitions. Second operand has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:32,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:32,927 INFO L93 Difference]: Finished difference Result 570 states and 806 transitions. [2024-11-24 00:04:32,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-24 00:04:32,928 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:32,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:32,933 INFO L225 Difference]: With dead ends: 570 [2024-11-24 00:04:32,933 INFO L226 Difference]: Without dead ends: 568 [2024-11-24 00:04:32,934 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=75, Invalid=135, Unknown=0, NotChecked=0, Total=210 [2024-11-24 00:04:32,935 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 257 mSDsluCounter, 624 mSDsCounter, 0 mSdLazyCounter, 579 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 768 SdHoareTripleChecker+Invalid, 591 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 579 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:32,935 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 768 Invalid, 591 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 579 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 00:04:32,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 568 states. [2024-11-24 00:04:33,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 568 to 480. [2024-11-24 00:04:33,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:04:33,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-11-24 00:04:33,044 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-11-24 00:04:33,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:33,045 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-11-24 00:04:33,045 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 3.5384615384615383) internal successors, (46), 13 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:33,045 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-11-24 00:04:33,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:33,049 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:33,049 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:33,049 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-24 00:04:33,049 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:33,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:33,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1221931060, now seen corresponding path program 1 times [2024-11-24 00:04:33,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:33,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1854268845] [2024-11-24 00:04:33,050 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:33,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:33,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:37,813 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:37,813 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:37,813 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1854268845] [2024-11-24 00:04:37,813 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1854268845] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:37,813 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:37,813 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2024-11-24 00:04:37,813 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2094381653] [2024-11-24 00:04:37,813 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:37,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2024-11-24 00:04:37,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:37,814 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2024-11-24 00:04:37,815 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2024-11-24 00:04:37,815 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:39,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:39,607 INFO L93 Difference]: Finished difference Result 568 states and 804 transitions. [2024-11-24 00:04:39,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-11-24 00:04:39,608 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 203 [2024-11-24 00:04:39,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:39,613 INFO L225 Difference]: With dead ends: 568 [2024-11-24 00:04:39,613 INFO L226 Difference]: Without dead ends: 566 [2024-11-24 00:04:39,614 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:04:39,615 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 256 mSDsluCounter, 672 mSDsCounter, 0 mSdLazyCounter, 601 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 256 SdHoareTripleChecker+Valid, 836 SdHoareTripleChecker+Invalid, 617 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 601 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:39,615 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [256 Valid, 836 Invalid, 617 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 601 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-11-24 00:04:39,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 566 states. [2024-11-24 00:04:39,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 566 to 480. [2024-11-24 00:04:39,712 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 480 states, 320 states have (on average 1.2875) internal successors, (412), 325 states have internal predecessors, (412), 148 states have call successors, (148), 11 states have call predecessors, (148), 11 states have return successors, (148), 143 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:04:39,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 480 states to 480 states and 708 transitions. [2024-11-24 00:04:39,718 INFO L78 Accepts]: Start accepts. Automaton has 480 states and 708 transitions. Word has length 203 [2024-11-24 00:04:39,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:39,719 INFO L471 AbstractCegarLoop]: Abstraction has 480 states and 708 transitions. [2024-11-24 00:04:39,719 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 3.2857142857142856) internal successors, (46), 14 states have internal predecessors, (46), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:04:39,719 INFO L276 IsEmpty]: Start isEmpty. Operand 480 states and 708 transitions. [2024-11-24 00:04:39,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:04:39,726 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:39,727 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:39,727 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-24 00:04:39,727 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:39,728 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:39,728 INFO L85 PathProgramCache]: Analyzing trace with hash 504400822, now seen corresponding path program 1 times [2024-11-24 00:04:39,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:39,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1585179252] [2024-11-24 00:04:39,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:39,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:04:40,212 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:04:40,214 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:04:40,214 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1585179252] [2024-11-24 00:04:40,215 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1585179252] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:04:40,215 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:04:40,215 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:04:40,215 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2020598501] [2024-11-24 00:04:40,215 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:04:40,216 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:04:40,216 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:04:40,216 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:04:40,217 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:04:40,217 INFO L87 Difference]: Start difference. First operand 480 states and 708 transitions. Second operand has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:04:40,603 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:04:40,603 INFO L93 Difference]: Finished difference Result 892 states and 1301 transitions. [2024-11-24 00:04:40,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:04:40,604 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-24 00:04:40,605 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:04:40,609 INFO L225 Difference]: With dead ends: 892 [2024-11-24 00:04:40,609 INFO L226 Difference]: Without dead ends: 487 [2024-11-24 00:04:40,611 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:04:40,612 INFO L435 NwaCegarLoop]: 142 mSDtfsCounter, 143 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 113 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 143 SdHoareTripleChecker+Valid, 221 SdHoareTripleChecker+Invalid, 126 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 113 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:04:40,612 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [143 Valid, 221 Invalid, 126 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 113 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:04:40,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 487 states. [2024-11-24 00:04:40,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 487 to 478. [2024-11-24 00:04:40,713 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 478 states, 312 states have (on average 1.2532051282051282) internal successors, (391), 317 states have internal predecessors, (391), 152 states have call successors, (152), 13 states have call predecessors, (152), 13 states have return successors, (152), 147 states have call predecessors, (152), 152 states have call successors, (152) [2024-11-24 00:04:40,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 695 transitions. [2024-11-24 00:04:40,719 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 695 transitions. Word has length 203 [2024-11-24 00:04:40,719 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:04:40,720 INFO L471 AbstractCegarLoop]: Abstraction has 478 states and 695 transitions. [2024-11-24 00:04:40,720 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.2) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:04:40,720 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 695 transitions. [2024-11-24 00:04:40,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:04:40,725 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:04:40,725 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:04:40,726 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-11-24 00:04:40,726 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:04:40,727 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:04:40,727 INFO L85 PathProgramCache]: Analyzing trace with hash -1476969059, now seen corresponding path program 1 times [2024-11-24 00:04:40,728 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:04:40,728 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [613773841] [2024-11-24 00:04:40,728 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:04:40,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:04:40,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:05:25,311 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:05:25,311 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:05:25,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [613773841] [2024-11-24 00:05:25,311 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [613773841] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:05:25,311 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:05:25,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-24 00:05:25,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [981102177] [2024-11-24 00:05:25,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:05:25,312 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-24 00:05:25,312 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:05:25,312 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-24 00:05:25,313 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=177, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:05:25,313 INFO L87 Difference]: Start difference. First operand 478 states and 695 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:05:30,102 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:05:30,103 INFO L93 Difference]: Finished difference Result 980 states and 1385 transitions. [2024-11-24 00:05:30,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-24 00:05:30,104 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:05:30,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:05:30,110 INFO L225 Difference]: With dead ends: 980 [2024-11-24 00:05:30,110 INFO L226 Difference]: Without dead ends: 742 [2024-11-24 00:05:30,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 5.4s TimeCoverageRelationStatistics Valid=221, Invalid=535, Unknown=0, NotChecked=0, Total=756 [2024-11-24 00:05:30,113 INFO L435 NwaCegarLoop]: 145 mSDtfsCounter, 428 mSDsluCounter, 924 mSDsCounter, 0 mSdLazyCounter, 512 mSolverCounterSat, 64 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 428 SdHoareTripleChecker+Valid, 1069 SdHoareTripleChecker+Invalid, 576 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 64 IncrementalHoareTripleChecker+Valid, 512 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2024-11-24 00:05:30,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [428 Valid, 1069 Invalid, 576 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [64 Valid, 512 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2024-11-24 00:05:30,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 742 states. [2024-11-24 00:05:30,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 742 to 498. [2024-11-24 00:05:30,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 334 states have (on average 1.2664670658682635) internal successors, (423), 338 states have internal predecessors, (423), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:05:30,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 719 transitions. [2024-11-24 00:05:30,229 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 719 transitions. Word has length 204 [2024-11-24 00:05:30,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:05:30,230 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 719 transitions. [2024-11-24 00:05:30,230 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:05:30,230 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 719 transitions. [2024-11-24 00:05:30,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:05:30,235 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:05:30,235 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:05:30,235 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-24 00:05:30,236 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:05:30,236 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:05:30,236 INFO L85 PathProgramCache]: Analyzing trace with hash -1475122017, now seen corresponding path program 1 times [2024-11-24 00:05:30,236 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:05:30,236 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [22504992] [2024-11-24 00:05:30,236 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:05:30,236 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:05:30,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:20,669 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:06:20,669 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:20,669 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [22504992] [2024-11-24 00:06:20,670 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [22504992] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:20,670 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:20,670 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:06:20,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1382820537] [2024-11-24 00:06:20,670 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:20,671 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:06:20,671 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:20,672 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:06:20,672 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:06:20,673 INFO L87 Difference]: Start difference. First operand 498 states and 719 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:27,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:27,103 INFO L93 Difference]: Finished difference Result 685 states and 954 transitions. [2024-11-24 00:06:27,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:06:27,105 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:06:27,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:27,111 INFO L225 Difference]: With dead ends: 685 [2024-11-24 00:06:27,111 INFO L226 Difference]: Without dead ends: 683 [2024-11-24 00:06:27,112 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 7.9s TimeCoverageRelationStatistics Valid=237, Invalid=633, Unknown=0, NotChecked=0, Total=870 [2024-11-24 00:06:27,113 INFO L435 NwaCegarLoop]: 149 mSDtfsCounter, 331 mSDsluCounter, 865 mSDsCounter, 0 mSdLazyCounter, 556 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 331 SdHoareTripleChecker+Valid, 1014 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 556 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:27,113 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [331 Valid, 1014 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 556 Invalid, 0 Unknown, 0 Unchecked, 2.0s Time] [2024-11-24 00:06:27,114 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 683 states. [2024-11-24 00:06:27,232 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 683 to 498. [2024-11-24 00:06:27,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 498 states, 334 states have (on average 1.2664670658682635) internal successors, (423), 338 states have internal predecessors, (423), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:06:27,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 498 states and 719 transitions. [2024-11-24 00:06:27,239 INFO L78 Accepts]: Start accepts. Automaton has 498 states and 719 transitions. Word has length 204 [2024-11-24 00:06:27,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:27,240 INFO L471 AbstractCegarLoop]: Abstraction has 498 states and 719 transitions. [2024-11-24 00:06:27,240 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:27,240 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 719 transitions. [2024-11-24 00:06:27,243 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:06:27,243 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:27,243 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:27,243 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-24 00:06:27,243 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:27,244 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:27,244 INFO L85 PathProgramCache]: Analyzing trace with hash -796910689, now seen corresponding path program 1 times [2024-11-24 00:06:27,244 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:27,244 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156880295] [2024-11-24 00:06:27,244 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:27,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:27,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:33,567 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:06:33,567 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:33,568 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1156880295] [2024-11-24 00:06:33,568 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1156880295] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:33,568 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:33,568 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-24 00:06:33,568 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1305666351] [2024-11-24 00:06:33,568 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:33,569 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-24 00:06:33,569 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:33,570 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-24 00:06:33,570 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=157, Unknown=0, NotChecked=0, Total=240 [2024-11-24 00:06:33,571 INFO L87 Difference]: Start difference. First operand 498 states and 719 transitions. Second operand has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:35,434 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:35,435 INFO L93 Difference]: Finished difference Result 640 states and 895 transitions. [2024-11-24 00:06:35,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-11-24 00:06:35,436 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:06:35,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:35,441 INFO L225 Difference]: With dead ends: 640 [2024-11-24 00:06:35,442 INFO L226 Difference]: Without dead ends: 638 [2024-11-24 00:06:35,443 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=109, Invalid=197, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:06:35,444 INFO L435 NwaCegarLoop]: 150 mSDtfsCounter, 281 mSDsluCounter, 611 mSDsCounter, 0 mSdLazyCounter, 403 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 281 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 403 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:35,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [281 Valid, 761 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 403 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2024-11-24 00:06:35,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 638 states. [2024-11-24 00:06:35,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 638 to 502. [2024-11-24 00:06:35,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 502 states, 338 states have (on average 1.2692307692307692) internal successors, (429), 342 states have internal predecessors, (429), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:06:35,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 502 states to 502 states and 725 transitions. [2024-11-24 00:06:35,552 INFO L78 Accepts]: Start accepts. Automaton has 502 states and 725 transitions. Word has length 204 [2024-11-24 00:06:35,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:35,553 INFO L471 AbstractCegarLoop]: Abstraction has 502 states and 725 transitions. [2024-11-24 00:06:35,553 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 2.9375) internal successors, (47), 16 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:35,553 INFO L276 IsEmpty]: Start isEmpty. Operand 502 states and 725 transitions. [2024-11-24 00:06:35,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:06:35,555 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:35,555 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:35,556 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2024-11-24 00:06:35,556 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:35,556 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:35,556 INFO L85 PathProgramCache]: Analyzing trace with hash -795063647, now seen corresponding path program 1 times [2024-11-24 00:06:35,556 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:35,556 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [810079459] [2024-11-24 00:06:35,557 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:35,557 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:35,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:43,023 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:06:43,023 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:43,023 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [810079459] [2024-11-24 00:06:43,023 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [810079459] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:43,023 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:43,023 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:06:43,023 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [728624566] [2024-11-24 00:06:43,023 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:43,024 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:06:43,024 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:43,024 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:06:43,024 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:06:43,025 INFO L87 Difference]: Start difference. First operand 502 states and 725 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:45,223 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:45,223 INFO L93 Difference]: Finished difference Result 638 states and 893 transitions. [2024-11-24 00:06:45,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:06:45,224 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:06:45,225 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:45,230 INFO L225 Difference]: With dead ends: 638 [2024-11-24 00:06:45,230 INFO L226 Difference]: Without dead ends: 636 [2024-11-24 00:06:45,231 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:06:45,232 INFO L435 NwaCegarLoop]: 156 mSDtfsCounter, 301 mSDsluCounter, 712 mSDsCounter, 0 mSdLazyCounter, 474 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 301 SdHoareTripleChecker+Valid, 868 SdHoareTripleChecker+Invalid, 502 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 474 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:45,232 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [301 Valid, 868 Invalid, 502 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 474 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:06:45,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 636 states. [2024-11-24 00:06:45,332 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 636 to 500. [2024-11-24 00:06:45,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 500 states, 336 states have (on average 1.2678571428571428) internal successors, (426), 340 states have internal predecessors, (426), 148 states have call successors, (148), 15 states have call predecessors, (148), 15 states have return successors, (148), 144 states have call predecessors, (148), 148 states have call successors, (148) [2024-11-24 00:06:45,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 500 states and 722 transitions. [2024-11-24 00:06:45,337 INFO L78 Accepts]: Start accepts. Automaton has 500 states and 722 transitions. Word has length 204 [2024-11-24 00:06:45,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:45,338 INFO L471 AbstractCegarLoop]: Abstraction has 500 states and 722 transitions. [2024-11-24 00:06:45,338 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:45,338 INFO L276 IsEmpty]: Start isEmpty. Operand 500 states and 722 transitions. [2024-11-24 00:06:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:06:45,340 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:45,340 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:45,340 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-11-24 00:06:45,340 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:45,341 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:45,341 INFO L85 PathProgramCache]: Analyzing trace with hash -1348091877, now seen corresponding path program 1 times [2024-11-24 00:06:45,341 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:45,341 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209107579] [2024-11-24 00:06:45,341 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:45,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:45,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:45,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:06:45,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:45,486 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209107579] [2024-11-24 00:06:45,486 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209107579] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:45,486 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:45,486 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:06:45,486 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753676905] [2024-11-24 00:06:45,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:45,487 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:06:45,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:45,488 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:06:45,488 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:06:45,488 INFO L87 Difference]: Start difference. First operand 500 states and 722 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:45,941 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:06:45,941 INFO L93 Difference]: Finished difference Result 1075 states and 1544 transitions. [2024-11-24 00:06:45,942 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-24 00:06:45,942 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:06:45,943 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:06:45,949 INFO L225 Difference]: With dead ends: 1075 [2024-11-24 00:06:45,949 INFO L226 Difference]: Without dead ends: 650 [2024-11-24 00:06:45,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:06:45,952 INFO L435 NwaCegarLoop]: 152 mSDtfsCounter, 102 mSDsluCounter, 266 mSDsCounter, 0 mSdLazyCounter, 204 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 418 SdHoareTripleChecker+Invalid, 217 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 204 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:06:45,952 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 418 Invalid, 217 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 204 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:06:45,956 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 650 states. [2024-11-24 00:06:46,065 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 650 to 627. [2024-11-24 00:06:46,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 627 states, 421 states have (on average 1.2707838479809976) internal successors, (535), 426 states have internal predecessors, (535), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-24 00:06:46,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 627 states to 627 states and 907 transitions. [2024-11-24 00:06:46,074 INFO L78 Accepts]: Start accepts. Automaton has 627 states and 907 transitions. Word has length 204 [2024-11-24 00:06:46,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:06:46,074 INFO L471 AbstractCegarLoop]: Abstraction has 627 states and 907 transitions. [2024-11-24 00:06:46,075 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:06:46,075 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 907 transitions. [2024-11-24 00:06:46,076 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:06:46,076 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:06:46,077 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:06:46,077 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-24 00:06:46,077 INFO L396 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:06:46,078 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:06:46,078 INFO L85 PathProgramCache]: Analyzing trace with hash -2063775073, now seen corresponding path program 1 times [2024-11-24 00:06:46,079 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:06:46,079 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2009619484] [2024-11-24 00:06:46,079 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:06:46,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:06:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:06:59,771 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:06:59,772 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:06:59,772 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2009619484] [2024-11-24 00:06:59,772 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2009619484] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:06:59,772 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:06:59,772 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-24 00:06:59,772 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1865147826] [2024-11-24 00:06:59,772 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:06:59,773 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-24 00:06:59,773 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:06:59,774 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-24 00:06:59,774 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=235, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:06:59,774 INFO L87 Difference]: Start difference. First operand 627 states and 907 transitions. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:08,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:08,541 INFO L93 Difference]: Finished difference Result 1214 states and 1729 transitions. [2024-11-24 00:07:08,541 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 00:07:08,542 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-11-24 00:07:08,542 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:08,548 INFO L225 Difference]: With dead ends: 1214 [2024-11-24 00:07:08,548 INFO L226 Difference]: Without dead ends: 815 [2024-11-24 00:07:08,550 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 114 ImplicationChecksByTransitivity, 10.4s TimeCoverageRelationStatistics Valid=252, Invalid=740, Unknown=0, NotChecked=0, Total=992 [2024-11-24 00:07:08,551 INFO L435 NwaCegarLoop]: 164 mSDtfsCounter, 330 mSDsluCounter, 776 mSDsCounter, 0 mSdLazyCounter, 1285 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 330 SdHoareTripleChecker+Valid, 940 SdHoareTripleChecker+Invalid, 1326 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 1285 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:08,551 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [330 Valid, 940 Invalid, 1326 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 1285 Invalid, 0 Unknown, 0 Unchecked, 3.0s Time] [2024-11-24 00:07:08,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 815 states. [2024-11-24 00:07:08,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 815 to 636. [2024-11-24 00:07:08,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 430 states have (on average 1.2790697674418605) internal successors, (550), 435 states have internal predecessors, (550), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-24 00:07:08,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 922 transitions. [2024-11-24 00:07:08,683 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 922 transitions. Word has length 204 [2024-11-24 00:07:08,684 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:08,684 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 922 transitions. [2024-11-24 00:07:08,684 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:08,684 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 922 transitions. [2024-11-24 00:07:08,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:08,686 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:08,686 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:08,686 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-24 00:07:08,687 INFO L396 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:08,687 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:08,687 INFO L85 PathProgramCache]: Analyzing trace with hash -2061928031, now seen corresponding path program 1 times [2024-11-24 00:07:08,688 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:08,688 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044735669] [2024-11-24 00:07:08,688 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:08,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:08,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:16,282 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:16,282 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:16,283 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044735669] [2024-11-24 00:07:16,283 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044735669] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:16,283 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:16,283 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2024-11-24 00:07:16,283 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975279355] [2024-11-24 00:07:16,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:16,283 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-24 00:07:16,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:16,284 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-24 00:07:16,284 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=232, Unknown=0, NotChecked=0, Total=306 [2024-11-24 00:07:16,284 INFO L87 Difference]: Start difference. First operand 636 states and 922 transitions. Second operand has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:22,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:22,220 INFO L93 Difference]: Finished difference Result 806 states and 1126 transitions. [2024-11-24 00:07:22,221 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-24 00:07:22,221 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-11-24 00:07:22,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:22,227 INFO L225 Difference]: With dead ends: 806 [2024-11-24 00:07:22,227 INFO L226 Difference]: Without dead ends: 804 [2024-11-24 00:07:22,229 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 120 ImplicationChecksByTransitivity, 5.9s TimeCoverageRelationStatistics Valid=255, Invalid=737, Unknown=0, NotChecked=0, Total=992 [2024-11-24 00:07:22,229 INFO L435 NwaCegarLoop]: 170 mSDtfsCounter, 293 mSDsluCounter, 786 mSDsCounter, 0 mSdLazyCounter, 833 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 293 SdHoareTripleChecker+Valid, 956 SdHoareTripleChecker+Invalid, 861 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 833 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:22,230 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [293 Valid, 956 Invalid, 861 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 833 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-24 00:07:22,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 804 states. [2024-11-24 00:07:22,370 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 804 to 632. [2024-11-24 00:07:22,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 426 states have (on average 1.2769953051643192) internal successors, (544), 431 states have internal predecessors, (544), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-24 00:07:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 916 transitions. [2024-11-24 00:07:22,378 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 916 transitions. Word has length 204 [2024-11-24 00:07:22,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:22,379 INFO L471 AbstractCegarLoop]: Abstraction has 632 states and 916 transitions. [2024-11-24 00:07:22,379 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 2.611111111111111) internal successors, (47), 18 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:22,379 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 916 transitions. [2024-11-24 00:07:22,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:22,381 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:22,382 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:22,382 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2024-11-24 00:07:22,382 INFO L396 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:22,383 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:22,383 INFO L85 PathProgramCache]: Analyzing trace with hash -1383716703, now seen corresponding path program 1 times [2024-11-24 00:07:22,383 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:22,383 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1021279677] [2024-11-24 00:07:22,383 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:22,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:22,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:27,748 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:27,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:27,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1021279677] [2024-11-24 00:07:27,749 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1021279677] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:27,749 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:27,749 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:07:27,750 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193418428] [2024-11-24 00:07:27,750 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:27,750 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:07:27,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:27,751 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:07:27,751 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=207, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:07:27,752 INFO L87 Difference]: Start difference. First operand 632 states and 916 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:31,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:31,849 INFO L93 Difference]: Finished difference Result 813 states and 1134 transitions. [2024-11-24 00:07:31,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:07:31,849 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 204 [2024-11-24 00:07:31,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:31,855 INFO L225 Difference]: With dead ends: 813 [2024-11-24 00:07:31,855 INFO L226 Difference]: Without dead ends: 811 [2024-11-24 00:07:31,857 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=227, Invalid=643, Unknown=0, NotChecked=0, Total=870 [2024-11-24 00:07:31,857 INFO L435 NwaCegarLoop]: 169 mSDtfsCounter, 284 mSDsluCounter, 866 mSDsCounter, 0 mSdLazyCounter, 1134 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 284 SdHoareTripleChecker+Valid, 1035 SdHoareTripleChecker+Invalid, 1160 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 1134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:31,858 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [284 Valid, 1035 Invalid, 1160 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 1134 Invalid, 0 Unknown, 0 Unchecked, 2.3s Time] [2024-11-24 00:07:31,859 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 811 states. [2024-11-24 00:07:32,008 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 811 to 636. [2024-11-24 00:07:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 636 states, 430 states have (on average 1.2790697674418605) internal successors, (550), 435 states have internal predecessors, (550), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-24 00:07:32,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 636 states to 636 states and 922 transitions. [2024-11-24 00:07:32,015 INFO L78 Accepts]: Start accepts. Automaton has 636 states and 922 transitions. Word has length 204 [2024-11-24 00:07:32,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:32,017 INFO L471 AbstractCegarLoop]: Abstraction has 636 states and 922 transitions. [2024-11-24 00:07:32,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 2 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:07:32,017 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 922 transitions. [2024-11-24 00:07:32,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:32,019 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:32,019 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:32,019 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2024-11-24 00:07:32,019 INFO L396 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:32,020 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:32,020 INFO L85 PathProgramCache]: Analyzing trace with hash -1381869661, now seen corresponding path program 1 times [2024-11-24 00:07:32,020 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:32,020 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1424619843] [2024-11-24 00:07:32,020 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:32,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:32,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:39,712 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:39,712 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:39,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1424619843] [2024-11-24 00:07:39,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1424619843] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:39,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:39,713 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:07:39,713 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [235257968] [2024-11-24 00:07:39,713 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:39,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:07:39,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:39,714 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:07:39,714 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=94, Invalid=178, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:07:39,714 INFO L87 Difference]: Start difference. First operand 636 states and 922 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:43,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:43,482 INFO L93 Difference]: Finished difference Result 811 states and 1132 transitions. [2024-11-24 00:07:43,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:07:43,483 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:07:43,484 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:43,489 INFO L225 Difference]: With dead ends: 811 [2024-11-24 00:07:43,490 INFO L226 Difference]: Without dead ends: 809 [2024-11-24 00:07:43,491 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=120, Invalid=222, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:07:43,491 INFO L435 NwaCegarLoop]: 194 mSDtfsCounter, 232 mSDsluCounter, 731 mSDsCounter, 0 mSdLazyCounter, 524 mSolverCounterSat, 26 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 232 SdHoareTripleChecker+Valid, 925 SdHoareTripleChecker+Invalid, 550 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 26 IncrementalHoareTripleChecker+Valid, 524 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:43,492 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [232 Valid, 925 Invalid, 550 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [26 Valid, 524 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2024-11-24 00:07:43,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 809 states. [2024-11-24 00:07:43,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 809 to 632. [2024-11-24 00:07:43,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 632 states, 426 states have (on average 1.2769953051643192) internal successors, (544), 431 states have internal predecessors, (544), 186 states have call successors, (186), 19 states have call predecessors, (186), 19 states have return successors, (186), 181 states have call predecessors, (186), 186 states have call successors, (186) [2024-11-24 00:07:43,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 916 transitions. [2024-11-24 00:07:43,641 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 916 transitions. Word has length 204 [2024-11-24 00:07:43,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:43,642 INFO L471 AbstractCegarLoop]: Abstraction has 632 states and 916 transitions. [2024-11-24 00:07:43,643 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:43,643 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 916 transitions. [2024-11-24 00:07:43,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:43,645 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:43,645 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:43,645 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-24 00:07:43,645 INFO L396 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:43,646 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:43,646 INFO L85 PathProgramCache]: Analyzing trace with hash 1538134559, now seen corresponding path program 1 times [2024-11-24 00:07:43,646 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:43,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1023504910] [2024-11-24 00:07:43,647 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:43,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:43,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:43,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:43,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1023504910] [2024-11-24 00:07:43,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1023504910] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:43,895 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:43,895 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-24 00:07:43,896 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [762137109] [2024-11-24 00:07:43,896 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:43,896 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-24 00:07:43,896 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:43,897 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-24 00:07:43,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-24 00:07:43,898 INFO L87 Difference]: Start difference. First operand 632 states and 916 transitions. Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:44,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:44,346 INFO L93 Difference]: Finished difference Result 1424 states and 2042 transitions. [2024-11-24 00:07:44,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-24 00:07:44,348 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:07:44,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:44,354 INFO L225 Difference]: With dead ends: 1424 [2024-11-24 00:07:44,354 INFO L226 Difference]: Without dead ends: 866 [2024-11-24 00:07:44,357 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-11-24 00:07:44,357 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 145 mSDsluCounter, 318 mSDsCounter, 0 mSdLazyCounter, 100 mSolverCounterSat, 98 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 145 SdHoareTripleChecker+Valid, 462 SdHoareTripleChecker+Invalid, 198 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 98 IncrementalHoareTripleChecker+Valid, 100 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:44,358 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [145 Valid, 462 Invalid, 198 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [98 Valid, 100 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-11-24 00:07:44,359 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 866 states. [2024-11-24 00:07:44,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 866 to 722. [2024-11-24 00:07:44,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 722 states, 482 states have (on average 1.2697095435684647) internal successors, (612), 487 states have internal predecessors, (612), 218 states have call successors, (218), 21 states have call predecessors, (218), 21 states have return successors, (218), 213 states have call predecessors, (218), 218 states have call successors, (218) [2024-11-24 00:07:44,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 722 states to 722 states and 1048 transitions. [2024-11-24 00:07:44,537 INFO L78 Accepts]: Start accepts. Automaton has 722 states and 1048 transitions. Word has length 204 [2024-11-24 00:07:44,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:44,537 INFO L471 AbstractCegarLoop]: Abstraction has 722 states and 1048 transitions. [2024-11-24 00:07:44,538 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 5 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:44,538 INFO L276 IsEmpty]: Start isEmpty. Operand 722 states and 1048 transitions. [2024-11-24 00:07:44,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:44,540 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:44,540 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:44,540 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-24 00:07:44,540 INFO L396 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:44,541 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:44,541 INFO L85 PathProgramCache]: Analyzing trace with hash 1088642971, now seen corresponding path program 1 times [2024-11-24 00:07:44,541 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:44,541 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1324975253] [2024-11-24 00:07:44,542 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:44,542 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:44,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:50,437 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:50,438 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:50,438 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1324975253] [2024-11-24 00:07:50,438 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1324975253] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:50,438 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:50,438 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:07:50,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [772747529] [2024-11-24 00:07:50,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:50,439 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:07:50,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:50,439 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:07:50,440 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:07:50,440 INFO L87 Difference]: Start difference. First operand 722 states and 1048 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:52,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:07:52,806 INFO L93 Difference]: Finished difference Result 1392 states and 2005 transitions. [2024-11-24 00:07:52,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:07:52,806 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:07:52,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:07:52,812 INFO L225 Difference]: With dead ends: 1392 [2024-11-24 00:07:52,812 INFO L226 Difference]: Without dead ends: 1390 [2024-11-24 00:07:52,813 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:07:52,814 INFO L435 NwaCegarLoop]: 129 mSDtfsCounter, 239 mSDsluCounter, 602 mSDsCounter, 0 mSdLazyCounter, 642 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 239 SdHoareTripleChecker+Valid, 731 SdHoareTripleChecker+Invalid, 650 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 642 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-24 00:07:52,814 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [239 Valid, 731 Invalid, 650 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 642 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-24 00:07:52,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1390 states. [2024-11-24 00:07:53,101 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1390 to 1362. [2024-11-24 00:07:53,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 917 states have (on average 1.2748091603053435) internal successors, (1169), 927 states have internal predecessors, (1169), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-24 00:07:53,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1977 transitions. [2024-11-24 00:07:53,113 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1977 transitions. Word has length 204 [2024-11-24 00:07:53,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:07:53,113 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1977 transitions. [2024-11-24 00:07:53,114 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:07:53,114 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1977 transitions. [2024-11-24 00:07:53,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:07:53,116 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:07:53,116 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:07:53,116 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-24 00:07:53,117 INFO L396 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:07:53,118 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:07:53,118 INFO L85 PathProgramCache]: Analyzing trace with hash 1090490013, now seen corresponding path program 1 times [2024-11-24 00:07:53,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:07:53,118 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [995790472] [2024-11-24 00:07:53,118 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:07:53,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:07:53,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:07:58,156 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:07:58,157 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:07:58,157 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [995790472] [2024-11-24 00:07:58,157 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [995790472] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:07:58,157 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:07:58,157 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:07:58,157 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1179393949] [2024-11-24 00:07:58,157 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:07:58,158 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:07:58,158 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:07:58,158 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:07:58,158 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=205, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:07:58,159 INFO L87 Difference]: Start difference. First operand 1362 states and 1977 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:01,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:08:01,714 INFO L93 Difference]: Finished difference Result 1390 states and 2003 transitions. [2024-11-24 00:08:01,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:08:01,716 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:08:01,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:08:01,724 INFO L225 Difference]: With dead ends: 1390 [2024-11-24 00:08:01,724 INFO L226 Difference]: Without dead ends: 1388 [2024-11-24 00:08:01,726 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=115, Invalid=305, Unknown=0, NotChecked=0, Total=420 [2024-11-24 00:08:01,728 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 213 mSDsluCounter, 650 mSDsCounter, 0 mSdLazyCounter, 755 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 783 SdHoareTripleChecker+Invalid, 755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 755 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.9s IncrementalHoareTripleChecker+Time [2024-11-24 00:08:01,729 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [213 Valid, 783 Invalid, 755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 755 Invalid, 0 Unknown, 0 Unchecked, 1.9s Time] [2024-11-24 00:08:01,731 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-11-24 00:08:02,015 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1362. [2024-11-24 00:08:02,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1362 states, 917 states have (on average 1.2748091603053435) internal successors, (1169), 927 states have internal predecessors, (1169), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-24 00:08:02,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1362 states to 1362 states and 1977 transitions. [2024-11-24 00:08:02,027 INFO L78 Accepts]: Start accepts. Automaton has 1362 states and 1977 transitions. Word has length 204 [2024-11-24 00:08:02,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:08:02,028 INFO L471 AbstractCegarLoop]: Abstraction has 1362 states and 1977 transitions. [2024-11-24 00:08:02,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:02,028 INFO L276 IsEmpty]: Start isEmpty. Operand 1362 states and 1977 transitions. [2024-11-24 00:08:02,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:08:02,030 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:08:02,030 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:08:02,030 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-24 00:08:02,031 INFO L396 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:08:02,032 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:08:02,032 INFO L85 PathProgramCache]: Analyzing trace with hash 695615961, now seen corresponding path program 1 times [2024-11-24 00:08:02,032 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:08:02,032 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113257406] [2024-11-24 00:08:02,032 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:02,032 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:08:02,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:08:09,501 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:08:09,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:08:09,501 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113257406] [2024-11-24 00:08:09,501 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113257406] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:08:09,501 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:08:09,501 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:08:09,501 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133695947] [2024-11-24 00:08:09,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:08:09,502 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:08:09,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:08:09,502 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:08:09,502 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=189, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:08:09,503 INFO L87 Difference]: Start difference. First operand 1362 states and 1977 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:11,319 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:08:11,320 INFO L93 Difference]: Finished difference Result 1390 states and 2003 transitions. [2024-11-24 00:08:11,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:08:11,320 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:08:11,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:08:11,327 INFO L225 Difference]: With dead ends: 1390 [2024-11-24 00:08:11,327 INFO L226 Difference]: Without dead ends: 1388 [2024-11-24 00:08:11,328 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 2.7s TimeCoverageRelationStatistics Valid=107, Invalid=235, Unknown=0, NotChecked=0, Total=342 [2024-11-24 00:08:11,328 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 254 mSDsluCounter, 539 mSDsCounter, 0 mSdLazyCounter, 468 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 254 SdHoareTripleChecker+Valid, 673 SdHoareTripleChecker+Invalid, 476 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 468 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:08:11,329 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [254 Valid, 673 Invalid, 476 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 468 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-11-24 00:08:11,330 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1388 states. [2024-11-24 00:08:11,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1388 to 1365. [2024-11-24 00:08:11,612 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1365 states, 920 states have (on average 1.275) internal successors, (1173), 930 states have internal predecessors, (1173), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-24 00:08:11,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1365 states to 1365 states and 1981 transitions. [2024-11-24 00:08:11,628 INFO L78 Accepts]: Start accepts. Automaton has 1365 states and 1981 transitions. Word has length 204 [2024-11-24 00:08:11,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:08:11,629 INFO L471 AbstractCegarLoop]: Abstraction has 1365 states and 1981 transitions. [2024-11-24 00:08:11,629 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:11,630 INFO L276 IsEmpty]: Start isEmpty. Operand 1365 states and 1981 transitions. [2024-11-24 00:08:11,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:08:11,631 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:08:11,632 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:08:11,632 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2024-11-24 00:08:11,632 INFO L396 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:08:11,633 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:08:11,633 INFO L85 PathProgramCache]: Analyzing trace with hash 697463003, now seen corresponding path program 1 times [2024-11-24 00:08:11,633 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:08:11,633 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250108452] [2024-11-24 00:08:11,633 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:11,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:08:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:08:53,430 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1984 trivial. 0 not checked. [2024-11-24 00:08:53,430 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:08:53,430 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250108452] [2024-11-24 00:08:53,430 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1250108452] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:08:53,430 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:08:53,430 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2024-11-24 00:08:53,431 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1231864742] [2024-11-24 00:08:53,431 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:08:53,431 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2024-11-24 00:08:53,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:08:53,432 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2024-11-24 00:08:53,432 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=214, Unknown=0, NotChecked=0, Total=272 [2024-11-24 00:08:53,432 INFO L87 Difference]: Start difference. First operand 1365 states and 1981 transitions. Second operand has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:58,717 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:08:58,717 INFO L93 Difference]: Finished difference Result 1385 states and 1998 transitions. [2024-11-24 00:08:58,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-24 00:08:58,718 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) Word has length 204 [2024-11-24 00:08:58,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:08:58,728 INFO L225 Difference]: With dead ends: 1385 [2024-11-24 00:08:58,728 INFO L226 Difference]: Without dead ends: 1383 [2024-11-24 00:08:58,730 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=140, Invalid=366, Unknown=0, NotChecked=0, Total=506 [2024-11-24 00:08:58,730 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 196 mSDsluCounter, 717 mSDsCounter, 0 mSdLazyCounter, 905 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 196 SdHoareTripleChecker+Valid, 855 SdHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 905 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2024-11-24 00:08:58,731 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [196 Valid, 855 Invalid, 909 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 905 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2024-11-24 00:08:58,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1383 states. [2024-11-24 00:08:59,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1383 to 1360. [2024-11-24 00:08:59,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1360 states, 915 states have (on average 1.2743169398907104) internal successors, (1166), 925 states have internal predecessors, (1166), 404 states have call successors, (404), 40 states have call predecessors, (404), 40 states have return successors, (404), 394 states have call predecessors, (404), 404 states have call successors, (404) [2024-11-24 00:08:59,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1360 states to 1360 states and 1974 transitions. [2024-11-24 00:08:59,013 INFO L78 Accepts]: Start accepts. Automaton has 1360 states and 1974 transitions. Word has length 204 [2024-11-24 00:08:59,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:08:59,013 INFO L471 AbstractCegarLoop]: Abstraction has 1360 states and 1974 transitions. [2024-11-24 00:08:59,014 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 2.764705882352941) internal successors, (47), 17 states have internal predecessors, (47), 1 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 1 states have call predecessors, (32), 1 states have call successors, (32) [2024-11-24 00:08:59,014 INFO L276 IsEmpty]: Start isEmpty. Operand 1360 states and 1974 transitions. [2024-11-24 00:08:59,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:08:59,016 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:08:59,016 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:08:59,016 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2024-11-24 00:08:59,016 INFO L396 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:08:59,017 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:08:59,017 INFO L85 PathProgramCache]: Analyzing trace with hash -1411122508, now seen corresponding path program 1 times [2024-11-24 00:08:59,017 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:08:59,017 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143102106] [2024-11-24 00:08:59,017 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:59,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:08:59,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:08:59,110 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [920551201] [2024-11-24 00:08:59,110 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:08:59,111 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:08:59,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:08:59,114 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:08:59,118 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-24 00:08:59,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:08:59,298 INFO L256 TraceCheckSpWp]: Trace formula consists of 468 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-24 00:08:59,307 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:09:03,264 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 849 proven. 261 refuted. 0 times theorem prover too weak. 874 trivial. 0 not checked. [2024-11-24 00:09:03,264 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:09:10,007 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-24 00:09:10,007 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143102106] [2024-11-24 00:09:10,008 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-11-24 00:09:10,008 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [920551201] [2024-11-24 00:09:10,008 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [920551201] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:09:10,008 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-11-24 00:09:10,008 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2024-11-24 00:09:10,009 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [529067192] [2024-11-24 00:09:10,009 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-11-24 00:09:10,009 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-24 00:09:10,010 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-24 00:09:10,010 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-24 00:09:10,011 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=104, Invalid=358, Unknown=0, NotChecked=0, Total=462 [2024-11-24 00:09:10,011 INFO L87 Difference]: Start difference. First operand 1360 states and 1974 transitions. Second operand has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-11-24 00:09:12,369 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:09:12,369 INFO L93 Difference]: Finished difference Result 2174 states and 2920 transitions. [2024-11-24 00:09:12,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2024-11-24 00:09:12,370 INFO L78 Accepts]: Start accepts. Automaton has has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) Word has length 204 [2024-11-24 00:09:12,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:09:12,381 INFO L225 Difference]: With dead ends: 2174 [2024-11-24 00:09:12,381 INFO L226 Difference]: Without dead ends: 1807 [2024-11-24 00:09:12,384 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 249 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 352 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=354, Invalid=1206, Unknown=0, NotChecked=0, Total=1560 [2024-11-24 00:09:12,385 INFO L435 NwaCegarLoop]: 103 mSDtfsCounter, 107 mSDsluCounter, 507 mSDsCounter, 0 mSdLazyCounter, 906 mSolverCounterSat, 42 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 116 SdHoareTripleChecker+Valid, 610 SdHoareTripleChecker+Invalid, 948 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 42 IncrementalHoareTripleChecker+Valid, 906 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:09:12,385 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [116 Valid, 610 Invalid, 948 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [42 Valid, 906 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-24 00:09:12,387 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1807 states. [2024-11-24 00:09:12,733 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1807 to 1404. [2024-11-24 00:09:12,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1404 states, 944 states have (on average 1.2319915254237288) internal successors, (1163), 948 states have internal predecessors, (1163), 372 states have call successors, (372), 87 states have call predecessors, (372), 87 states have return successors, (372), 368 states have call predecessors, (372), 372 states have call successors, (372) [2024-11-24 00:09:12,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1404 states to 1404 states and 1907 transitions. [2024-11-24 00:09:12,745 INFO L78 Accepts]: Start accepts. Automaton has 1404 states and 1907 transitions. Word has length 204 [2024-11-24 00:09:12,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:09:12,746 INFO L471 AbstractCegarLoop]: Abstraction has 1404 states and 1907 transitions. [2024-11-24 00:09:12,747 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 3.7777777777777777) internal successors, (68), 17 states have internal predecessors, (68), 6 states have call successors, (32), 6 states have call predecessors, (32), 8 states have return successors, (32), 6 states have call predecessors, (32), 6 states have call successors, (32) [2024-11-24 00:09:12,747 INFO L276 IsEmpty]: Start isEmpty. Operand 1404 states and 1907 transitions. [2024-11-24 00:09:12,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 205 [2024-11-24 00:09:12,748 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:09:12,749 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:09:12,762 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-24 00:09:12,953 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:09:12,953 INFO L396 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:09:12,954 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:09:12,954 INFO L85 PathProgramCache]: Analyzing trace with hash -1409275466, now seen corresponding path program 1 times [2024-11-24 00:09:12,954 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-24 00:09:12,954 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [459874577] [2024-11-24 00:09:12,954 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:09:12,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-24 00:09:13,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-11-24 00:09:13,076 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1390758158] [2024-11-24 00:09:13,076 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:09:13,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:09:13,076 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:09:13,079 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-24 00:09:13,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-24 00:09:13,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:09:13,278 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-24 00:09:13,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-24 00:09:13,582 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-24 00:09:13,582 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-24 00:09:13,584 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-24 00:09:13,593 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-24 00:09:13,787 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-24 00:09:13,792 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:09:14,052 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-24 00:09:14,060 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 12:09:14 BoogieIcfgContainer [2024-11-24 00:09:14,061 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-24 00:09:14,062 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-24 00:09:14,062 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-24 00:09:14,063 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-24 00:09:14,064 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:03:42" (3/4) ... [2024-11-24 00:09:14,067 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-24 00:09:14,068 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-24 00:09:14,069 INFO L158 Benchmark]: Toolchain (without parser) took 333236.84ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 116.8MB in the beginning and 989.1MB in the end (delta: -872.3MB). Peak memory consumption was 339.9MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,069 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:09:14,069 INFO L158 Benchmark]: CACSL2BoogieTranslator took 445.80ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,070 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.85ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 99.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 00:09:14,070 INFO L158 Benchmark]: Boogie Preprocessor took 83.50ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 94.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,070 INFO L158 Benchmark]: RCFGBuilder took 800.67ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 71.7MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,071 INFO L158 Benchmark]: TraceAbstraction took 331826.59ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 71.2MB in the beginning and 989.4MB in the end (delta: -918.2MB). Peak memory consumption was 289.6MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,071 INFO L158 Benchmark]: Witness Printer took 5.67ms. Allocated memory is still 1.4GB. Free memory was 989.4MB in the beginning and 989.1MB in the end (delta: 283.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 00:09:14,073 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 117.4MB. Free memory is still 72.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 445.80ms. Allocated memory is still 142.6MB. Free memory was 116.8MB in the beginning and 102.1MB in the end (delta: 14.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.85ms. Allocated memory is still 142.6MB. Free memory was 102.1MB in the beginning and 99.2MB in the end (delta: 2.9MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 83.50ms. Allocated memory is still 142.6MB. Free memory was 99.2MB in the beginning and 94.8MB in the end (delta: 4.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 800.67ms. Allocated memory is still 142.6MB. Free memory was 94.8MB in the beginning and 71.7MB in the end (delta: 23.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 331826.59ms. Allocated memory was 142.6MB in the beginning and 1.4GB in the end (delta: 1.2GB). Free memory was 71.2MB in the beginning and 989.4MB in the end (delta: -918.2MB). Peak memory consumption was 289.6MB. Max. memory is 16.1GB. * Witness Printer took 5.67ms. Allocated memory is still 1.4GB. Free memory was 989.4MB in the beginning and 989.1MB in the end (delta: 283.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 174. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed char var_1_1 = 50; [L23] signed char var_1_3 = 8; [L24] signed char var_1_4 = 10; [L25] double var_1_5 = 16.5; [L26] signed char var_1_6 = 64; [L27] signed char var_1_7 = 2; [L28] unsigned short int var_1_8 = 256; [L29] unsigned short int var_1_10 = 63583; [L30] unsigned short int var_1_11 = 33789; [L31] unsigned char var_1_12 = 1; [L32] unsigned char var_1_14 = 0; [L33] signed long int var_1_15 = 8; [L34] signed short int var_1_16 = -16; [L35] signed short int var_1_18 = 16; [L36] signed short int var_1_19 = 25; [L37] signed short int var_1_20 = 25; [L38] signed short int var_1_21 = 50; [L39] signed long int var_1_22 = -8; [L40] unsigned char var_1_23 = 1; [L41] signed long int var_1_24 = 5; [L42] signed long int var_1_25 = -128; [L43] unsigned long int var_1_26 = 10; [L44] unsigned long int var_1_27 = 5; [L45] signed long int var_1_28 = -10000; [L46] signed long int var_1_29 = -1263929197; [L47] signed long int var_1_30 = 500; [L48] signed short int var_1_31 = 1; [L49] signed short int var_1_32 = -500; [L50] signed long int var_1_33 = 32; [L51] signed long int var_1_34 = -1000000; [L52] unsigned char last_1_var_1_12 = 1; VAL [isInitial=0, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L178] isInitial = 1 [L179] FCALL initially() [L181] CALL updateLastVariables() [L171] last_1_var_1_12 = var_1_12 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=8, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L181] RET updateLastVariables() [L182] CALL updateVariables() [L121] var_1_3 = __VERIFIER_nondet_char() [L122] CALL assume_abort_if_not(var_1_3 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L122] RET assume_abort_if_not(var_1_3 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L123] CALL assume_abort_if_not(var_1_3 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L123] RET assume_abort_if_not(var_1_3 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=10, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L124] var_1_4 = __VERIFIER_nondet_char() [L125] CALL assume_abort_if_not(var_1_4 >= -63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L125] RET assume_abort_if_not(var_1_4 >= -63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L126] CALL assume_abort_if_not(var_1_4 <= 63) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L126] RET assume_abort_if_not(var_1_4 <= 63) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=64, var_1_7=2, var_1_8=256] [L127] var_1_6 = __VERIFIER_nondet_char() [L128] CALL assume_abort_if_not(var_1_6 >= -1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L128] RET assume_abort_if_not(var_1_6 >= -1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L129] CALL assume_abort_if_not(var_1_6 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L129] RET assume_abort_if_not(var_1_6 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=2, var_1_8=256] [L130] var_1_7 = __VERIFIER_nondet_char() [L131] CALL assume_abort_if_not(var_1_7 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L131] RET assume_abort_if_not(var_1_7 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L132] CALL assume_abort_if_not(var_1_7 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L132] RET assume_abort_if_not(var_1_7 <= 127) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=63583, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L133] var_1_10 = __VERIFIER_nondet_ushort() [L134] CALL assume_abort_if_not(var_1_10 >= 49150) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L134] RET assume_abort_if_not(var_1_10 >= 49150) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L135] CALL assume_abort_if_not(var_1_10 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L135] RET assume_abort_if_not(var_1_10 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=33789, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L136] var_1_11 = __VERIFIER_nondet_ushort() [L137] CALL assume_abort_if_not(var_1_11 >= 32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L137] RET assume_abort_if_not(var_1_11 >= 32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L138] CALL assume_abort_if_not(var_1_11 <= 65534) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L138] RET assume_abort_if_not(var_1_11 <= 65534) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L139] var_1_14 = __VERIFIER_nondet_uchar() [L140] CALL assume_abort_if_not(var_1_14 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L140] RET assume_abort_if_not(var_1_14 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L141] CALL assume_abort_if_not(var_1_14 <= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L141] RET assume_abort_if_not(var_1_14 <= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=25, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L142] var_1_20 = __VERIFIER_nondet_short() [L143] CALL assume_abort_if_not(var_1_20 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L143] RET assume_abort_if_not(var_1_20 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L144] CALL assume_abort_if_not(var_1_20 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L144] RET assume_abort_if_not(var_1_20 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=50, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L145] var_1_21 = __VERIFIER_nondet_short() [L146] CALL assume_abort_if_not(var_1_21 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L146] RET assume_abort_if_not(var_1_21 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L147] CALL assume_abort_if_not(var_1_21 <= 16383) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L147] RET assume_abort_if_not(var_1_21 <= 16383) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=1, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L148] var_1_23 = __VERIFIER_nondet_uchar() [L149] CALL assume_abort_if_not(var_1_23 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L149] RET assume_abort_if_not(var_1_23 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L150] CALL assume_abort_if_not(var_1_23 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L150] RET assume_abort_if_not(var_1_23 <= 1) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=5, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L151] var_1_24 = __VERIFIER_nondet_long() [L152] CALL assume_abort_if_not(var_1_24 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L152] RET assume_abort_if_not(var_1_24 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L153] CALL assume_abort_if_not(var_1_24 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L153] RET assume_abort_if_not(var_1_24 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=-128, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L154] var_1_25 = __VERIFIER_nondet_long() [L155] CALL assume_abort_if_not(var_1_25 >= -2147483648) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L155] RET assume_abort_if_not(var_1_25 >= -2147483648) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L156] CALL assume_abort_if_not(var_1_25 <= 2147483647) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L156] RET assume_abort_if_not(var_1_25 <= 2147483647) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=5, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L157] var_1_27 = __VERIFIER_nondet_ulong() [L158] CALL assume_abort_if_not(var_1_27 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L158] RET assume_abort_if_not(var_1_27 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L159] CALL assume_abort_if_not(var_1_27 <= 4294967294) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L159] RET assume_abort_if_not(var_1_27 <= 4294967294) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1263929197, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L160] var_1_29 = __VERIFIER_nondet_long() [L161] CALL assume_abort_if_not(var_1_29 >= -2147483646) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L161] RET assume_abort_if_not(var_1_29 >= -2147483646) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L162] CALL assume_abort_if_not(var_1_29 <= -1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L162] RET assume_abort_if_not(var_1_29 <= -1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=500, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L163] var_1_30 = __VERIFIER_nondet_long() [L164] CALL assume_abort_if_not(var_1_30 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L164] RET assume_abort_if_not(var_1_30 >= 0) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L165] CALL assume_abort_if_not(var_1_30 <= 1073741823) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L165] RET assume_abort_if_not(var_1_30 <= 1073741823) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=-500, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L166] var_1_32 = __VERIFIER_nondet_short() [L167] CALL assume_abort_if_not(var_1_32 >= -32767) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L167] RET assume_abort_if_not(var_1_32 >= -32767) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L168] CALL assume_abort_if_not(var_1_32 <= 32766) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L168] RET assume_abort_if_not(var_1_32 <= 32766) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L182] RET updateVariables() [L183] CALL step() [L56] COND FALSE !(var_1_24 > var_1_25) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=10, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L61] var_1_26 = var_1_27 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-10000, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L62] COND TRUE ((((-256) < 0 ) ? -(-256) : (-256))) < var_1_24 [L63] var_1_28 = (5 - (((((var_1_29) < 0 ) ? -(var_1_29) : (var_1_29))) - var_1_30)) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=1, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L67] var_1_31 = var_1_32 VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=32, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L68] COND TRUE var_1_31 < var_1_26 [L69] var_1_33 = ((((var_1_30) < ((var_1_31 + 1))) ? (var_1_30) : ((var_1_31 + 1)))) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=-1000000, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L73] COND TRUE var_1_26 < var_1_28 [L74] var_1_34 = ((((var_1_32) < 0 ) ? -(var_1_32) : (var_1_32))) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L76] signed char stepLocal_1 = var_1_6; [L77] unsigned char stepLocal_0 = last_1_var_1_12; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_1=126, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=256] [L78] COND FALSE !(-25 == stepLocal_1) [L83] var_1_8 = ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L85] signed char stepLocal_2 = var_1_7; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_2=127, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L86] COND TRUE var_1_8 >= stepLocal_2 [L87] var_1_12 = (! var_1_14) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=50, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L89] COND TRUE \read(var_1_12) [L90] var_1_1 = (var_1_3 + var_1_4) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L92] COND TRUE var_1_4 >= (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/2, var_1_6=126, var_1_7=127, var_1_8=32767] [L93] COND TRUE \read(var_1_12) [L94] var_1_5 = 8.25 VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L97] signed char stepLocal_4 = var_1_6; VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_4=126, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=16, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L98] COND TRUE var_1_1 < stepLocal_4 [L99] var_1_18 = (var_1_6 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-1, var_1_19=25, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L103] COND TRUE \read(var_1_12) [L104] var_1_19 = ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=8, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L106] COND TRUE -64 > (var_1_6 + var_1_19) [L107] var_1_15 = (var_1_11 - var_1_7) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L115] signed long int stepLocal_3 = ((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10); VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, stepLocal_3=32767, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L116] COND FALSE !(var_1_19 > stepLocal_3) VAL [isInitial=1, last_1_var_1_12=1, stepLocal_0=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L183] RET step() [L184] CALL, EXPR property() [L174-L175] return (((((((var_1_12 ? (var_1_1 == ((signed char) (var_1_3 + var_1_4))) : 1) && ((var_1_4 >= (var_1_6 - var_1_7)) ? (var_1_12 ? (var_1_5 == ((double) 8.25)) : 1) : 1)) && ((-25 == var_1_6) ? ((last_1_var_1_12 && last_1_var_1_12) ? (var_1_8 == ((unsigned short int) ((((((var_1_10 - 10) - 16)) > ((var_1_11 - var_1_7))) ? (((var_1_10 - 10) - 16)) : ((var_1_11 - var_1_7)))))) : 1) : (var_1_8 == ((unsigned short int) ((((var_1_7) > (var_1_11)) ? (var_1_7) : (var_1_11))))))) && ((var_1_8 >= var_1_7) ? (var_1_12 == ((unsigned char) (! var_1_14))) : 1)) && ((-64 > (var_1_6 + var_1_19)) ? (var_1_15 == ((signed long int) (var_1_11 - var_1_7))) : ((! var_1_12) ? (var_1_12 ? (var_1_15 == ((signed long int) 4)) : 1) : 1))) && ((var_1_19 > (((((var_1_11) > (var_1_18)) ? (var_1_11) : (var_1_18))) + (var_1_15 / var_1_10))) ? (var_1_16 == ((signed short int) var_1_4)) : 1)) && ((var_1_1 < var_1_6) ? (var_1_18 == ((signed short int) (var_1_6 - var_1_7))) : (var_1_18 == ((signed short int) (((((var_1_6 + var_1_4)) < (var_1_1)) ? ((var_1_6 + var_1_4)) : (var_1_1))))))) && (var_1_12 ? (var_1_19 == ((signed short int) ((var_1_7 - ((((var_1_20) < (var_1_21)) ? (var_1_20) : (var_1_21)))) + var_1_6))) : 1) ; VAL [\result=0, isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L184] RET, EXPR property() [L184] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] [L19] reach_error() VAL [isInitial=1, last_1_var_1_12=1, var_1_10=65534, var_1_11=32767, var_1_12=1, var_1_14=0, var_1_15=32640, var_1_16=-16, var_1_18=-1, var_1_19=-191, var_1_1=0, var_1_20=444, var_1_21=444, var_1_22=-8, var_1_23=0, var_1_24=257, var_1_25=257, var_1_26=1, var_1_27=1, var_1_28=-1073741816, var_1_29=-1073741823, var_1_30=2, var_1_31=0, var_1_32=0, var_1_33=1, var_1_34=0, var_1_3=-63, var_1_4=63, var_1_5=33/4, var_1_6=126, var_1_7=127, var_1_8=32767] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 90 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 331.4s, OverallIterations: 26, TraceHistogramMax: 32, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 66.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5400 SdHoareTripleChecker+Valid, 31.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5391 mSDsluCounter, 17952 SdHoareTripleChecker+Invalid, 27.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 14242 mSDsCounter, 528 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 12953 IncrementalHoareTripleChecker+Invalid, 13481 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 528 mSolverCounterUnsat, 3710 mSDtfsCounter, 12953 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 914 GetRequests, 500 SyntacticMatches, 0 SemanticMatches, 414 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1212 ImplicationChecksByTransitivity, 70.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1404occurred in iteration=25, InterpolantAutomatonStates: 354, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 3.5s AutomataMinimizationTime, 25 MinimizatonAttempts, 2610 StatesRemovedByMinimization, 24 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 2.5s SatisfiabilityAnalysisTime, 256.9s InterpolantComputationTime, 5905 NumberOfCodeBlocks, 5905 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 5267 ConstructedInterpolants, 1 QuantifiedInterpolants, 44026 SizeOfPredicates, 9 NumberOfNonLiveVariables, 933 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 26 InterpolantComputations, 24 PerfectInterpolantSequences, 51261/51584 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-11-24 00:09:14,289 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forcibly destroying the process [2024-11-24 00:09:14,397 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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_dd56915b-da9e-4145-b8d5-394746f06b8d/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 f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-24 00:09:17,517 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 00:09:17,678 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-11-24 00:09:17,686 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 00:09:17,687 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-24 00:09:17,724 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 00:09:17,726 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-24 00:09:17,726 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-24 00:09:17,727 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-24 00:09:17,728 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-24 00:09:17,729 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-24 00:09:17,729 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-24 00:09:17,729 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * Use SBE=true [2024-11-24 00:09:17,730 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 00:09:17,730 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 00:09:17,731 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-24 00:09:17,732 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 00:09:17,732 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-24 00:09:17,732 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 00:09:17,732 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 00:09:17,732 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 00:09:17,733 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 00:09:17,733 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-24 00:09:17,733 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 00:09:17,733 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 00:09:17,734 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-24 00:09:17,734 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:09:17,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:09:17,735 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:09:17,735 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:09:17,735 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 00:09:17,735 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-24 00:09:17,735 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:09:17,736 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-24 00:09:17,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 00:09:17,737 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-24 00:09:17,737 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-24 00:09:17,738 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-24 00:09:17,738 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-24 00:09:17,738 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_dd56915b-da9e-4145-b8d5-394746f06b8d/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 -> f51329798d39553bfe6698070ebd1150c84493b84ecd2c17e90b69fb6b7c2e13 [2024-11-24 00:09:18,223 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 00:09:18,238 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 00:09:18,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 00:09:18,245 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 00:09:18,245 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 00:09:18,247 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:09:22,006 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/75cb52de0/4889698fcc0c459a9694932421536c53/FLAGc610f4e81 [2024-11-24 00:09:22,299 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 00:09:22,305 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:09:22,319 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/75cb52de0/4889698fcc0c459a9694932421536c53/FLAGc610f4e81 [2024-11-24 00:09:22,343 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/data/75cb52de0/4889698fcc0c459a9694932421536c53 [2024-11-24 00:09:22,346 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 00:09:22,348 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 00:09:22,351 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 00:09:22,351 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 00:09:22,357 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 00:09:22,358 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,359 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fb67654 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22, skipping insertion in model container [2024-11-24 00:09:22,360 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,391 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 00:09:22,576 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_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-24 00:09:22,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:09:22,726 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 00:09:22,746 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_dd56915b-da9e-4145-b8d5-394746f06b8d/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-25_file-66.i[915,928] [2024-11-24 00:09:22,815 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 00:09:22,845 INFO L204 MainTranslator]: Completed translation [2024-11-24 00:09:22,846 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22 WrapperNode [2024-11-24 00:09:22,847 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 00:09:22,848 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 00:09:22,848 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 00:09:22,848 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 00:09:22,857 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,869 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,902 INFO L138 Inliner]: procedures = 27, calls = 45, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 186 [2024-11-24 00:09:22,903 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 00:09:22,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 00:09:22,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 00:09:22,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 00:09:22,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,928 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,963 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 00:09:22,963 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,992 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:22,993 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:23,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:23,009 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:23,011 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:23,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 00:09:23,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 00:09:23,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 00:09:23,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 00:09:23,028 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (1/1) ... [2024-11-24 00:09:23,036 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-24 00:09:23,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-24 00:09:23,075 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-24 00:09:23,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-24 00:09:23,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 00:09:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-24 00:09:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-24 00:09:23,120 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-24 00:09:23,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 00:09:23,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 00:09:23,242 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 00:09:23,244 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 00:09:24,060 INFO L? ?]: Removed 18 outVars from TransFormulas that were not future-live. [2024-11-24 00:09:24,061 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 00:09:24,075 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 00:09:24,076 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-24 00:09:24,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:09:24 BoogieIcfgContainer [2024-11-24 00:09:24,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 00:09:24,080 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-24 00:09:24,081 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-24 00:09:24,089 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-24 00:09:24,089 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 12:09:22" (1/3) ... [2024-11-24 00:09:24,090 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd1a4c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:09:24, skipping insertion in model container [2024-11-24 00:09:24,090 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 12:09:22" (2/3) ... [2024-11-24 00:09:24,091 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4fd1a4c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 12:09:24, skipping insertion in model container [2024-11-24 00:09:24,092 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 12:09:24" (3/3) ... [2024-11-24 00:09:24,094 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i [2024-11-24 00:09:24,116 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-24 00:09:24,118 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodesize_ps-cn-25_file-66.i that has 2 procedures, 90 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-24 00:09:24,217 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-24 00:09:24,236 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;@30610cc5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-24 00:09:24,236 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-24 00:09:24,242 INFO L276 IsEmpty]: Start isEmpty. Operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-24 00:09:24,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:09:24,265 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:09:24,266 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:09:24,267 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:09:24,272 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:09:24,273 INFO L85 PathProgramCache]: Analyzing trace with hash -683655500, now seen corresponding path program 1 times [2024-11-24 00:09:24,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:09:24,289 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1428736355] [2024-11-24 00:09:24,290 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:09:24,291 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 00:09:24,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:09:24,298 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:24,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:24,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:09:24,735 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-24 00:09:24,757 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:09:24,842 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 734 proven. 0 refuted. 0 times theorem prover too weak. 1250 trivial. 0 not checked. [2024-11-24 00:09:24,843 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-24 00:09:24,844 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:09:24,844 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1428736355] [2024-11-24 00:09:24,844 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1428736355] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-24 00:09:24,845 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-24 00:09:24,845 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-24 00:09:24,847 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1641349643] [2024-11-24 00:09:24,848 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-24 00:09:24,853 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-24 00:09:24,853 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:09:24,885 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-24 00:09:24,886 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:09:24,889 INFO L87 Difference]: Start difference. First operand has 90 states, 55 states have (on average 1.4) internal successors, (77), 56 states have internal predecessors, (77), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) Second operand has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:09:24,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:09:24,960 INFO L93 Difference]: Finished difference Result 173 states and 308 transitions. [2024-11-24 00:09:24,961 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-24 00:09:24,964 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 203 [2024-11-24 00:09:24,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:09:24,976 INFO L225 Difference]: With dead ends: 173 [2024-11-24 00:09:24,976 INFO L226 Difference]: Without dead ends: 86 [2024-11-24 00:09:24,981 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 202 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-24 00:09:24,987 INFO L435 NwaCegarLoop]: 134 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 134 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-24 00:09:24,989 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-24 00:09:25,010 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2024-11-24 00:09:25,047 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2024-11-24 00:09:25,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 52 states have (on average 1.3461538461538463) internal successors, (70), 52 states have internal predecessors, (70), 32 states have call successors, (32), 1 states have call predecessors, (32), 1 states have return successors, (32), 32 states have call predecessors, (32), 32 states have call successors, (32) [2024-11-24 00:09:25,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 134 transitions. [2024-11-24 00:09:25,060 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 134 transitions. Word has length 203 [2024-11-24 00:09:25,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:09:25,063 INFO L471 AbstractCegarLoop]: Abstraction has 86 states and 134 transitions. [2024-11-24 00:09:25,063 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 25.0) internal successors, (50), 2 states have internal predecessors, (50), 2 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2024-11-24 00:09:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2024-11-24 00:09:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:09:25,071 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:09:25,071 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:09:25,077 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:25,272 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:25,272 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:09:25,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:09:25,273 INFO L85 PathProgramCache]: Analyzing trace with hash 1091206836, now seen corresponding path program 1 times [2024-11-24 00:09:25,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:09:25,275 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [347958316] [2024-11-24 00:09:25,276 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:09:25,276 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 00:09:25,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:09:25,279 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:25,282 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:09:25,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:09:25,770 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:09:25,790 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:09:29,721 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 896 proven. 204 refuted. 0 times theorem prover too weak. 884 trivial. 0 not checked. [2024-11-24 00:09:29,721 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:09:37,753 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-24 00:09:37,753 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [347958316] [2024-11-24 00:09:37,754 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [347958316] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:09:37,754 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1248447763] [2024-11-24 00:09:37,754 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:09:37,754 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-24 00:09:37,755 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/cvc4 [2024-11-24 00:09:37,758 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-24 00:09:37,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-24 00:09:38,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:09:38,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 324 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-24 00:09:38,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-24 00:09:49,677 INFO L134 CoverageAnalysis]: Checked inductivity of 1984 backedges. 878 proven. 198 refuted. 0 times theorem prover too weak. 908 trivial. 0 not checked. [2024-11-24 00:09:49,678 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-24 00:09:59,463 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [1248447763] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-24 00:09:59,464 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-24 00:09:59,464 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 13] total 22 [2024-11-24 00:09:59,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1516594245] [2024-11-24 00:09:59,465 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-24 00:09:59,467 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2024-11-24 00:09:59,467 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-24 00:09:59,469 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2024-11-24 00:09:59,469 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=105, Invalid=650, Unknown=1, NotChecked=0, Total=756 [2024-11-24 00:09:59,470 INFO L87 Difference]: Start difference. First operand 86 states and 134 transitions. Second operand has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) [2024-11-24 00:10:22,623 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.94s for a HTC check with result INVALID. Formula has sorts [Bool, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-11-24 00:10:40,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-24 00:10:40,535 INFO L93 Difference]: Finished difference Result 223 states and 321 transitions. [2024-11-24 00:10:40,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2024-11-24 00:10:40,537 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) Word has length 203 [2024-11-24 00:10:40,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-24 00:10:40,542 INFO L225 Difference]: With dead ends: 223 [2024-11-24 00:10:40,542 INFO L226 Difference]: Without dead ends: 140 [2024-11-24 00:10:40,545 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 481 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 728 ImplicationChecksByTransitivity, 29.2s TimeCoverageRelationStatistics Valid=532, Invalid=2223, Unknown=1, NotChecked=0, Total=2756 [2024-11-24 00:10:40,546 INFO L435 NwaCegarLoop]: 102 mSDtfsCounter, 275 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 882 mSolverCounterSat, 138 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 277 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 1020 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 138 IncrementalHoareTripleChecker+Valid, 882 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 29.1s IncrementalHoareTripleChecker+Time [2024-11-24 00:10:40,546 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [277 Valid, 693 Invalid, 1020 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [138 Valid, 882 Invalid, 0 Unknown, 0 Unchecked, 29.1s Time] [2024-11-24 00:10:40,548 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-24 00:10:40,578 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 133. [2024-11-24 00:10:40,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 133 states, 84 states have (on average 1.2261904761904763) internal successors, (103), 85 states have internal predecessors, (103), 40 states have call successors, (40), 8 states have call predecessors, (40), 8 states have return successors, (40), 39 states have call predecessors, (40), 40 states have call successors, (40) [2024-11-24 00:10:40,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 183 transitions. [2024-11-24 00:10:40,582 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 183 transitions. Word has length 203 [2024-11-24 00:10:40,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-24 00:10:40,583 INFO L471 AbstractCegarLoop]: Abstraction has 133 states and 183 transitions. [2024-11-24 00:10:40,584 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 5.045454545454546) internal successors, (111), 22 states have internal predecessors, (111), 7 states have call successors, (59), 7 states have call predecessors, (59), 12 states have return successors, (60), 7 states have call predecessors, (60), 7 states have call successors, (60) [2024-11-24 00:10:40,584 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 183 transitions. [2024-11-24 00:10:40,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-11-24 00:10:40,588 INFO L210 NwaCegarLoop]: Found error trace [2024-11-24 00:10:40,589 INFO L218 NwaCegarLoop]: trace histogram [32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-24 00:10:40,601 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-24 00:10:40,794 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:10:40,989 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/cvc4 --incremental --print-success --lang smt,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:10:40,990 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-24 00:10:40,990 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-24 00:10:40,991 INFO L85 PathProgramCache]: Analyzing trace with hash 1093053878, now seen corresponding path program 1 times [2024-11-24 00:10:40,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-24 00:10:40,991 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1706869254] [2024-11-24 00:10:40,992 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-24 00:10:40,992 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 00:10:40,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/mathsat [2024-11-24 00:10:40,994 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/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 00:10:40,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_dd56915b-da9e-4145-b8d5-394746f06b8d/bin/uautomizer-verify-LYvppIcaGC/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-11-24 00:10:41,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-24 00:10:41,274 INFO L256 TraceCheckSpWp]: Trace formula consists of 323 conjuncts, 41 conjuncts are in the unsatisfiable core [2024-11-24 00:10:41,283 INFO L279 TraceCheckSpWp]: Computing forward predicates...