./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c --full-output --architecture 64bit -------------------------------------------------------------------------------- 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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 64bit --witnessprinter.graph.data.programhash f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:25:08,062 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:25:08,165 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 18:25:08,173 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:25:08,174 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:25:08,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:25:08,221 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:25:08,222 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:25:08,223 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:25:08,223 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:25:08,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:25:08,223 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:25:08,224 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:25:08,224 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:25:08,224 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:25:08,224 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:25:08,224 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:25:08,224 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 18:25:08,224 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:25:08,225 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:25:08,225 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:25:08,226 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:25:08,226 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:25:08,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:25:08,229 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:25:08,229 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:25:08,229 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:25:08,229 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:25:08,230 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 18:25:08,230 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 18:25:08,231 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:25:08,231 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:25:08,231 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:25:08,232 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:25:08,232 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2024-11-23 18:25:08,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:25:08,680 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:25:08,685 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:25:08,687 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:25:08,687 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:25:08,689 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:25:11,837 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/8132c7ef3/abb9b230e0f1419fb27c3c5c7023a9d5/FLAG79af3fc6b [2024-11-23 18:25:12,254 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:25:12,254 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:25:12,280 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/8132c7ef3/abb9b230e0f1419fb27c3c5c7023a9d5/FLAG79af3fc6b [2024-11-23 18:25:12,404 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/8132c7ef3/abb9b230e0f1419fb27c3c5c7023a9d5 [2024-11-23 18:25:12,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:25:12,408 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:25:12,409 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:25:12,410 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:25:12,415 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:25:12,415 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:25:12" (1/1) ... [2024-11-23 18:25:12,417 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36351e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:12, skipping insertion in model container [2024-11-23 18:25:12,417 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:25:12" (1/1) ... [2024-11-23 18:25:12,500 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:25:12,705 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-23 18:25:13,325 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:25:13,337 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:25:13,346 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-23 18:25:13,634 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:25:13,651 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:25:13,652 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13 WrapperNode [2024-11-23 18:25:13,652 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:25:13,653 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:25:13,653 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:25:13,653 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:25:13,689 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:13,784 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:14,833 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 7428 [2024-11-23 18:25:14,834 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:25:14,835 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:25:14,840 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:25:14,840 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:25:14,859 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:14,859 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,219 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,531 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]. [2024-11-23 18:25:15,531 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,532 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,894 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,910 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:15,991 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:16,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:16,214 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:25:16,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:25:16,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:25:16,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:25:16,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (1/1) ... [2024-11-23 18:25:16,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:25:16,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:25:16,254 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:25:16,258 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:25:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:25:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 18:25:16,279 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:25:16,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:25:16,886 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:25:16,888 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:25:31,477 INFO L? ?]: Removed 4464 outVars from TransFormulas that were not future-live. [2024-11-23 18:25:31,477 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:25:31,592 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:25:31,593 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 18:25:31,598 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:25:31 BoogieIcfgContainer [2024-11-23 18:25:31,598 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:25:31,600 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:25:31,600 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:25:31,605 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:25:31,606 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:25:12" (1/3) ... [2024-11-23 18:25:31,608 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e318e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:25:31, skipping insertion in model container [2024-11-23 18:25:31,609 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:25:13" (2/3) ... [2024-11-23 18:25:31,609 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e318e0c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:25:31, skipping insertion in model container [2024-11-23 18:25:31,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:25:31" (3/3) ... [2024-11-23 18:25:31,612 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:25:31,630 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:25:31,632 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c that has 1 procedures, 2414 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:25:31,762 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:25:31,775 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;@1920e239, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:25:31,775 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:25:31,788 INFO L276 IsEmpty]: Start isEmpty. Operand has 2414 states, 2412 states have (on average 1.506218905472637) internal successors, (3633), 2413 states have internal predecessors, (3633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:31,801 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2024-11-23 18:25:31,801 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:31,802 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:31,802 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:31,807 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:31,808 INFO L85 PathProgramCache]: Analyzing trace with hash 503149941, now seen corresponding path program 1 times [2024-11-23 18:25:31,815 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:31,816 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1869922002] [2024-11-23 18:25:31,816 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:31,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:32,997 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:32,999 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:33,002 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1869922002] [2024-11-23 18:25:33,002 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1869922002] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:33,002 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:33,003 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:25:33,004 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1603591144] [2024-11-23 18:25:33,005 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:33,011 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:25:33,011 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:33,035 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:25:33,035 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:25:33,042 INFO L87 Difference]: Start difference. First operand has 2414 states, 2412 states have (on average 1.506218905472637) internal successors, (3633), 2413 states have internal predecessors, (3633), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:37,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:25:41,225 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:25:41,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:25:41,367 INFO L93 Difference]: Finished difference Result 4747 states and 7148 transitions. [2024-11-23 18:25:41,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:25:41,369 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 149 [2024-11-23 18:25:41,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:25:41,399 INFO L225 Difference]: With dead ends: 4747 [2024-11-23 18:25:41,399 INFO L226 Difference]: Without dead ends: 2411 [2024-11-23 18:25:41,408 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:25:41,414 INFO L435 NwaCegarLoop]: 3621 mSDtfsCounter, 3495 mSDsluCounter, 3619 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3495 SdHoareTripleChecker+Valid, 7240 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:25:41,418 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3495 Valid, 7240 Invalid, 13 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 2 Unknown, 0 Unchecked, 8.1s Time] [2024-11-23 18:25:41,435 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2411 states. [2024-11-23 18:25:41,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2411 to 2411. [2024-11-23 18:25:41,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2411 states, 2410 states have (on average 1.5053941908713693) internal successors, (3628), 2410 states have internal predecessors, (3628), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:41,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2411 states to 2411 states and 3628 transitions. [2024-11-23 18:25:41,543 INFO L78 Accepts]: Start accepts. Automaton has 2411 states and 3628 transitions. Word has length 149 [2024-11-23 18:25:41,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:25:41,544 INFO L471 AbstractCegarLoop]: Abstraction has 2411 states and 3628 transitions. [2024-11-23 18:25:41,544 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:41,544 INFO L276 IsEmpty]: Start isEmpty. Operand 2411 states and 3628 transitions. [2024-11-23 18:25:41,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2024-11-23 18:25:41,549 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:41,549 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:41,550 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 18:25:41,550 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:41,551 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:41,551 INFO L85 PathProgramCache]: Analyzing trace with hash 1823423818, now seen corresponding path program 1 times [2024-11-23 18:25:41,551 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:41,551 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1048119732] [2024-11-23 18:25:41,551 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:41,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:42,305 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:42,307 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:42,307 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1048119732] [2024-11-23 18:25:42,307 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1048119732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:42,307 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:42,307 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:25:42,307 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992419217] [2024-11-23 18:25:42,307 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:42,308 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:25:42,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:42,310 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:25:42,311 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:25:42,312 INFO L87 Difference]: Start difference. First operand 2411 states and 3628 transitions. Second operand has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:42,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:25:42,405 INFO L93 Difference]: Finished difference Result 2415 states and 3632 transitions. [2024-11-23 18:25:42,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:25:42,406 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 150 [2024-11-23 18:25:42,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:25:42,419 INFO L225 Difference]: With dead ends: 2415 [2024-11-23 18:25:42,419 INFO L226 Difference]: Without dead ends: 2413 [2024-11-23 18:25:42,420 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:25:42,421 INFO L435 NwaCegarLoop]: 3626 mSDtfsCounter, 0 mSDsluCounter, 7246 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10872 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:25:42,422 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10872 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:25:42,428 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2413 states. [2024-11-23 18:25:42,469 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2413 to 2413. [2024-11-23 18:25:42,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2413 states, 2412 states have (on average 1.5049751243781095) internal successors, (3630), 2412 states have internal predecessors, (3630), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:42,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2413 states to 2413 states and 3630 transitions. [2024-11-23 18:25:42,485 INFO L78 Accepts]: Start accepts. Automaton has 2413 states and 3630 transitions. Word has length 150 [2024-11-23 18:25:42,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:25:42,487 INFO L471 AbstractCegarLoop]: Abstraction has 2413 states and 3630 transitions. [2024-11-23 18:25:42,487 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.5) internal successors, (150), 4 states have internal predecessors, (150), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:42,488 INFO L276 IsEmpty]: Start isEmpty. Operand 2413 states and 3630 transitions. [2024-11-23 18:25:42,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 152 [2024-11-23 18:25:42,493 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:42,494 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:42,494 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 18:25:42,494 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:42,494 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:42,494 INFO L85 PathProgramCache]: Analyzing trace with hash 693259604, now seen corresponding path program 1 times [2024-11-23 18:25:42,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:42,495 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701527705] [2024-11-23 18:25:42,495 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:42,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:43,014 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:43,015 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:43,016 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701527705] [2024-11-23 18:25:43,016 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701527705] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:43,016 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:43,016 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:25:43,016 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396155895] [2024-11-23 18:25:43,016 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:43,017 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:25:43,017 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:43,017 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:25:43,017 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:25:43,018 INFO L87 Difference]: Start difference. First operand 2413 states and 3630 transitions. Second operand has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:43,131 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:25:43,131 INFO L93 Difference]: Finished difference Result 4750 states and 7147 transitions. [2024-11-23 18:25:43,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:25:43,132 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 151 [2024-11-23 18:25:43,132 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:25:43,142 INFO L225 Difference]: With dead ends: 4750 [2024-11-23 18:25:43,142 INFO L226 Difference]: Without dead ends: 2415 [2024-11-23 18:25:43,146 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:25:43,148 INFO L435 NwaCegarLoop]: 3626 mSDtfsCounter, 0 mSDsluCounter, 7242 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10868 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:25:43,148 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10868 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:25:43,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2415 states. [2024-11-23 18:25:43,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2415 to 2415. [2024-11-23 18:25:43,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2415 states, 2414 states have (on average 1.504556752278376) internal successors, (3632), 2414 states have internal predecessors, (3632), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:43,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2415 states to 2415 states and 3632 transitions. [2024-11-23 18:25:43,211 INFO L78 Accepts]: Start accepts. Automaton has 2415 states and 3632 transitions. Word has length 151 [2024-11-23 18:25:43,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:25:43,212 INFO L471 AbstractCegarLoop]: Abstraction has 2415 states and 3632 transitions. [2024-11-23 18:25:43,212 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.75) internal successors, (151), 4 states have internal predecessors, (151), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:43,212 INFO L276 IsEmpty]: Start isEmpty. Operand 2415 states and 3632 transitions. [2024-11-23 18:25:43,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2024-11-23 18:25:43,214 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:43,214 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:43,214 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 18:25:43,215 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:43,216 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:43,216 INFO L85 PathProgramCache]: Analyzing trace with hash -1081753757, now seen corresponding path program 1 times [2024-11-23 18:25:43,216 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:43,216 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1227798055] [2024-11-23 18:25:43,217 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:43,217 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:43,904 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:43,904 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:43,904 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1227798055] [2024-11-23 18:25:43,904 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1227798055] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:43,904 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:43,905 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 18:25:43,905 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804061718] [2024-11-23 18:25:43,905 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:43,905 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:25:43,906 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:43,906 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:25:43,906 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:25:43,906 INFO L87 Difference]: Start difference. First operand 2415 states and 3632 transitions. Second operand has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:47,455 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.71s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:25:47,565 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:25:47,565 INFO L93 Difference]: Finished difference Result 4756 states and 7154 transitions. [2024-11-23 18:25:47,566 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 18:25:47,566 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 152 [2024-11-23 18:25:47,566 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:25:47,574 INFO L225 Difference]: With dead ends: 4756 [2024-11-23 18:25:47,575 INFO L226 Difference]: Without dead ends: 2419 [2024-11-23 18:25:47,577 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:25:47,578 INFO L435 NwaCegarLoop]: 3453 mSDtfsCounter, 3493 mSDsluCounter, 10349 mSDsCounter, 0 mSdLazyCounter, 707 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3493 SdHoareTripleChecker+Valid, 13802 SdHoareTripleChecker+Invalid, 707 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 707 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.5s IncrementalHoareTripleChecker+Time [2024-11-23 18:25:47,579 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3493 Valid, 13802 Invalid, 707 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 707 Invalid, 0 Unknown, 0 Unchecked, 3.5s Time] [2024-11-23 18:25:47,583 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2419 states. [2024-11-23 18:25:47,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2419 to 2417. [2024-11-23 18:25:47,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2417 states, 2416 states have (on average 1.5041390728476822) internal successors, (3634), 2416 states have internal predecessors, (3634), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:47,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2417 states to 2417 states and 3634 transitions. [2024-11-23 18:25:47,635 INFO L78 Accepts]: Start accepts. Automaton has 2417 states and 3634 transitions. Word has length 152 [2024-11-23 18:25:47,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:25:47,635 INFO L471 AbstractCegarLoop]: Abstraction has 2417 states and 3634 transitions. [2024-11-23 18:25:47,636 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.333333333333332) internal successors, (152), 6 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:47,636 INFO L276 IsEmpty]: Start isEmpty. Operand 2417 states and 3634 transitions. [2024-11-23 18:25:47,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2024-11-23 18:25:47,637 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:47,638 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:47,638 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 18:25:47,638 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:47,638 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:47,639 INFO L85 PathProgramCache]: Analyzing trace with hash 1879429762, now seen corresponding path program 1 times [2024-11-23 18:25:47,639 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:47,639 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102134754] [2024-11-23 18:25:47,639 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:47,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:47,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:48,225 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:48,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:48,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102134754] [2024-11-23 18:25:48,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102134754] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:48,226 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:48,226 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:25:48,226 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201521461] [2024-11-23 18:25:48,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:48,227 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:25:48,228 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:48,228 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:25:48,228 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:25:48,229 INFO L87 Difference]: Start difference. First operand 2417 states and 3634 transitions. Second operand has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:48,418 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:25:48,418 INFO L93 Difference]: Finished difference Result 4758 states and 7155 transitions. [2024-11-23 18:25:48,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:25:48,419 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 153 [2024-11-23 18:25:48,419 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:25:48,436 INFO L225 Difference]: With dead ends: 4758 [2024-11-23 18:25:48,437 INFO L226 Difference]: Without dead ends: 2419 [2024-11-23 18:25:48,442 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:25:48,443 INFO L435 NwaCegarLoop]: 3626 mSDtfsCounter, 0 mSDsluCounter, 7236 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 10862 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 18:25:48,444 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 10862 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 18:25:48,450 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2419 states. [2024-11-23 18:25:48,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2419 to 2419. [2024-11-23 18:25:48,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2419 states, 2418 states have (on average 1.5037220843672456) internal successors, (3636), 2418 states have internal predecessors, (3636), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:48,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2419 states to 2419 states and 3636 transitions. [2024-11-23 18:25:48,545 INFO L78 Accepts]: Start accepts. Automaton has 2419 states and 3636 transitions. Word has length 153 [2024-11-23 18:25:48,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:25:48,546 INFO L471 AbstractCegarLoop]: Abstraction has 2419 states and 3636 transitions. [2024-11-23 18:25:48,550 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.6) internal successors, (153), 5 states have internal predecessors, (153), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:48,550 INFO L276 IsEmpty]: Start isEmpty. Operand 2419 states and 3636 transitions. [2024-11-23 18:25:48,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-23 18:25:48,552 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:25:48,552 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:25:48,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-23 18:25:48,552 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:25:48,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:25:48,553 INFO L85 PathProgramCache]: Analyzing trace with hash -958331780, now seen corresponding path program 1 times [2024-11-23 18:25:48,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:25:48,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1132092178] [2024-11-23 18:25:48,553 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:25:48,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:25:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:25:49,118 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:25:49,118 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:25:49,118 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1132092178] [2024-11-23 18:25:49,118 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1132092178] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:25:49,118 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:25:49,118 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 18:25:49,118 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [184600217] [2024-11-23 18:25:49,118 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:25:49,119 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 18:25:49,119 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:25:49,119 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 18:25:49,119 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:25:49,119 INFO L87 Difference]: Start difference. First operand 2419 states and 3636 transitions. Second operand has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:25:54,101 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:25:58,117 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:26:02,137 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:26:06,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.01s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-11-23 18:26:06,235 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:26:06,236 INFO L93 Difference]: Finished difference Result 4762 states and 7159 transitions. [2024-11-23 18:26:06,236 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 18:26:06,236 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-23 18:26:06,237 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:26:06,245 INFO L225 Difference]: With dead ends: 4762 [2024-11-23 18:26:06,245 INFO L226 Difference]: Without dead ends: 2421 [2024-11-23 18:26:06,247 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-11-23 18:26:06,249 INFO L435 NwaCegarLoop]: 3450 mSDtfsCounter, 3499 mSDsluCounter, 10343 mSDsCounter, 0 mSdLazyCounter, 712 mSolverCounterSat, 0 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3499 SdHoareTripleChecker+Valid, 13793 SdHoareTripleChecker+Invalid, 715 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 712 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:26:06,249 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3499 Valid, 13793 Invalid, 715 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 712 Invalid, 3 Unknown, 0 Unchecked, 17.0s Time] [2024-11-23 18:26:06,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2421 states. [2024-11-23 18:26:06,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2421 to 2420. [2024-11-23 18:26:06,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2420 states, 2419 states have (on average 1.503513848697809) internal successors, (3637), 2419 states have internal predecessors, (3637), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:06,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2420 states to 2420 states and 3637 transitions. [2024-11-23 18:26:06,305 INFO L78 Accepts]: Start accepts. Automaton has 2420 states and 3637 transitions. Word has length 154 [2024-11-23 18:26:06,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:26:06,305 INFO L471 AbstractCegarLoop]: Abstraction has 2420 states and 3637 transitions. [2024-11-23 18:26:06,305 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 25.666666666666668) internal successors, (154), 6 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:06,306 INFO L276 IsEmpty]: Start isEmpty. Operand 2420 states and 3637 transitions. [2024-11-23 18:26:06,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2024-11-23 18:26:06,307 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:26:06,307 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:06,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-11-23 18:26:06,308 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:26:06,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:06,308 INFO L85 PathProgramCache]: Analyzing trace with hash -1227383723, now seen corresponding path program 1 times [2024-11-23 18:26:06,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:26:06,308 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452737329] [2024-11-23 18:26:06,309 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:06,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:06,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:26:06,721 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:26:06,722 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:26:06,722 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452737329] [2024-11-23 18:26:06,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [452737329] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:26:06,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:26:06,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:26:06,723 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [956822727] [2024-11-23 18:26:06,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:26:06,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:26:06,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:26:06,724 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:26:06,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:26:06,724 INFO L87 Difference]: Start difference. First operand 2420 states and 3637 transitions. Second operand has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:06,816 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:26:06,816 INFO L93 Difference]: Finished difference Result 4957 states and 7450 transitions. [2024-11-23 18:26:06,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:26:06,817 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 154 [2024-11-23 18:26:06,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:26:06,826 INFO L225 Difference]: With dead ends: 4957 [2024-11-23 18:26:06,827 INFO L226 Difference]: Without dead ends: 2615 [2024-11-23 18:26:06,829 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:26:06,831 INFO L435 NwaCegarLoop]: 3625 mSDtfsCounter, 268 mSDsluCounter, 10753 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 268 SdHoareTripleChecker+Valid, 14378 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 18:26:06,831 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [268 Valid, 14378 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 18:26:06,836 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2615 states. [2024-11-23 18:26:06,877 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2615 to 2615. [2024-11-23 18:26:06,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2615 states, 2614 states have (on average 1.5026778882938026) internal successors, (3928), 2614 states have internal predecessors, (3928), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:06,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2615 states to 2615 states and 3928 transitions. [2024-11-23 18:26:06,891 INFO L78 Accepts]: Start accepts. Automaton has 2615 states and 3928 transitions. Word has length 154 [2024-11-23 18:26:06,893 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:26:06,893 INFO L471 AbstractCegarLoop]: Abstraction has 2615 states and 3928 transitions. [2024-11-23 18:26:06,894 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 30.8) internal successors, (154), 5 states have internal predecessors, (154), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:06,894 INFO L276 IsEmpty]: Start isEmpty. Operand 2615 states and 3928 transitions. [2024-11-23 18:26:06,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2024-11-23 18:26:06,895 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:26:06,896 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:06,896 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-11-23 18:26:06,896 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:26:06,896 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:06,900 INFO L85 PathProgramCache]: Analyzing trace with hash 590471006, now seen corresponding path program 1 times [2024-11-23 18:26:06,900 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:26:06,900 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [572157376] [2024-11-23 18:26:06,900 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:06,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:26:07,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:26:07,300 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 18:26:07,300 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [572157376] [2024-11-23 18:26:07,300 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [572157376] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:26:07,300 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:26:07,301 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-23 18:26:07,301 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76381512] [2024-11-23 18:26:07,301 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:26:07,302 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-23 18:26:07,302 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 18:26:07,303 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-23 18:26:07,303 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-23 18:26:07,303 INFO L87 Difference]: Start difference. First operand 2615 states and 3928 transitions. Second operand has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:10,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:26:10,757 INFO L93 Difference]: Finished difference Result 7085 states and 10650 transitions. [2024-11-23 18:26:10,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-23 18:26:10,757 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 155 [2024-11-23 18:26:10,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:26:10,771 INFO L225 Difference]: With dead ends: 7085 [2024-11-23 18:26:10,772 INFO L226 Difference]: Without dead ends: 4743 [2024-11-23 18:26:10,775 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 18:26:10,776 INFO L435 NwaCegarLoop]: 2877 mSDtfsCounter, 3459 mSDsluCounter, 8481 mSDsCounter, 0 mSdLazyCounter, 3039 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3459 SdHoareTripleChecker+Valid, 11358 SdHoareTripleChecker+Invalid, 3040 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 3039 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-11-23 18:26:10,776 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [3459 Valid, 11358 Invalid, 3040 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 3039 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-11-23 18:26:10,784 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4743 states. [2024-11-23 18:26:10,838 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4743 to 2622. [2024-11-23 18:26:10,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2622 states, 2621 states have (on average 1.5013353681800838) internal successors, (3935), 2621 states have internal predecessors, (3935), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:10,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2622 states to 2622 states and 3935 transitions. [2024-11-23 18:26:10,858 INFO L78 Accepts]: Start accepts. Automaton has 2622 states and 3935 transitions. Word has length 155 [2024-11-23 18:26:10,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:26:10,860 INFO L471 AbstractCegarLoop]: Abstraction has 2622 states and 3935 transitions. [2024-11-23 18:26:10,860 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 31.0) internal successors, (155), 5 states have internal predecessors, (155), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:10,860 INFO L276 IsEmpty]: Start isEmpty. Operand 2622 states and 3935 transitions. [2024-11-23 18:26:10,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-11-23 18:26:10,862 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:26:10,862 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:10,862 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-23 18:26:10,862 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:26:10,863 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:10,863 INFO L85 PathProgramCache]: Analyzing trace with hash 1444079229, now seen corresponding path program 1 times [2024-11-23 18:26:10,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 18:26:10,863 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1957757812] [2024-11-23 18:26:10,863 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:10,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 18:26:10,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:10,949 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 18:26:11,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 18:26:11,154 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 18:26:11,156 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 18:26:11,160 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 18:26:11,162 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-11-23 18:26:11,167 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:11,328 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 18:26:11,331 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:26:11 BoogieIcfgContainer [2024-11-23 18:26:11,333 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 18:26:11,334 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 18:26:11,334 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 18:26:11,334 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 18:26:11,335 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:25:31" (3/4) ... [2024-11-23 18:26:11,337 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 18:26:11,338 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 18:26:11,339 INFO L158 Benchmark]: Toolchain (without parser) took 58931.30ms. Allocated memory was 117.4MB in the beginning and 704.6MB in the end (delta: 587.2MB). Free memory was 89.1MB in the beginning and 404.1MB in the end (delta: -315.0MB). Peak memory consumption was 279.9MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,339 INFO L158 Benchmark]: CDTParser took 1.62ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 18:26:11,339 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1243.14ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 32.8MB in the end (delta: 56.0MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,340 INFO L158 Benchmark]: Boogie Procedure Inliner took 1181.01ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 32.7MB in the beginning and 72.5MB in the end (delta: -39.8MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,340 INFO L158 Benchmark]: Boogie Preprocessor took 1380.07ms. Allocated memory was 226.5MB in the beginning and 562.0MB in the end (delta: 335.5MB). Free memory was 72.5MB in the beginning and 365.4MB in the end (delta: -292.9MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,340 INFO L158 Benchmark]: RCFGBuilder took 15381.40ms. Allocated memory was 562.0MB in the beginning and 704.6MB in the end (delta: 142.6MB). Free memory was 365.4MB in the beginning and 503.9MB in the end (delta: -138.5MB). Peak memory consumption was 420.6MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,341 INFO L158 Benchmark]: TraceAbstraction took 39732.81ms. Allocated memory is still 704.6MB. Free memory was 503.9MB in the beginning and 404.1MB in the end (delta: 99.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,341 INFO L158 Benchmark]: Witness Printer took 4.60ms. Allocated memory is still 704.6MB. Free memory was 404.1MB in the beginning and 404.1MB in the end (delta: 38.1kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 18:26:11,342 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.62ms. Allocated memory is still 117.4MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1243.14ms. Allocated memory is still 117.4MB. Free memory was 88.9MB in the beginning and 32.8MB in the end (delta: 56.0MB). Peak memory consumption was 85.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1181.01ms. Allocated memory was 117.4MB in the beginning and 226.5MB in the end (delta: 109.1MB). Free memory was 32.7MB in the beginning and 72.5MB in the end (delta: -39.8MB). Peak memory consumption was 126.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1380.07ms. Allocated memory was 226.5MB in the beginning and 562.0MB in the end (delta: 335.5MB). Free memory was 72.5MB in the beginning and 365.4MB in the end (delta: -292.9MB). Peak memory consumption was 84.3MB. Max. memory is 16.1GB. * RCFGBuilder took 15381.40ms. Allocated memory was 562.0MB in the beginning and 704.6MB in the end (delta: 142.6MB). Free memory was 365.4MB in the beginning and 503.9MB in the end (delta: -138.5MB). Peak memory consumption was 420.6MB. Max. memory is 16.1GB. * TraceAbstraction took 39732.81ms. Allocated memory is still 704.6MB. Free memory was 503.9MB in the beginning and 404.1MB in the end (delta: 99.7MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * Witness Printer took 4.60ms. Allocated memory is still 704.6MB. Free memory was 404.1MB in the beginning and 404.1MB in the end (delta: 38.1kB). 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: 21]: 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 bitwiseAnd at line 256, overapproximation of bitwiseAnd at line 261. Possible FailurePath: [L26] const SORT_1 mask_SORT_1 = (SORT_1)-1 >> (sizeof(SORT_1) * 8 - 1); [L27] const SORT_1 msb_SORT_1 = (SORT_1)1 << (1 - 1); [L29] const SORT_2 mask_SORT_2 = (SORT_2)-1 >> (sizeof(SORT_2) * 8 - 8); [L30] const SORT_2 msb_SORT_2 = (SORT_2)1 << (8 - 1); [L32] const SORT_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 24); [L33] const SORT_3 msb_SORT_3 = (SORT_3)1 << (24 - 1); [L35] const SORT_4 mask_SORT_4 = (SORT_4)-1 >> (sizeof(SORT_4) * 8 - 32); [L36] const SORT_4 msb_SORT_4 = (SORT_4)1 << (32 - 1); [L38] const SORT_2 var_5 = 0; [L39] const SORT_1 var_40 = 0; [L40] const SORT_2 var_45 = 1; [L41] const SORT_2 var_46 = 15; [L42] const SORT_2 var_53 = 0; [L43] const SORT_3 var_290 = 0; [L44] const SORT_4 var_292 = 1; [L46] SORT_1 input_51; [L47] SORT_1 input_52; [L48] SORT_1 input_54; [L49] SORT_1 input_55; [L50] SORT_1 input_56; [L51] SORT_1 input_57; [L52] SORT_1 input_67; [L53] SORT_1 input_68; [L54] SORT_1 input_69; [L55] SORT_1 input_70; [L56] SORT_1 input_71; [L57] SORT_1 input_72; [L58] SORT_1 input_84; [L59] SORT_1 input_85; [L60] SORT_1 input_86; [L61] SORT_1 input_87; [L62] SORT_1 input_99; [L63] SORT_1 input_100; [L64] SORT_1 input_101; [L65] SORT_1 input_102; [L66] SORT_1 input_112; [L67] SORT_1 input_113; [L68] SORT_1 input_114; [L69] SORT_1 input_115; [L70] SORT_1 input_116; [L71] SORT_1 input_117; [L72] SORT_1 input_129; [L73] SORT_1 input_130; [L74] SORT_1 input_131; [L75] SORT_1 input_132; [L76] SORT_1 input_133; [L77] SORT_1 input_134; [L78] SORT_1 input_152; [L79] SORT_1 input_153; [L80] SORT_1 input_154; [L81] SORT_1 input_155; [L82] SORT_1 input_173; [L83] SORT_1 input_174; [L84] SORT_1 input_175; [L85] SORT_1 input_176; [L86] SORT_1 input_188; [L87] SORT_1 input_189; [L88] SORT_1 input_201; [L89] SORT_1 input_202; [L90] SORT_1 input_248; [L91] SORT_1 input_249; [L92] SORT_1 input_259; [L93] SORT_1 input_260; [L95] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L95] SORT_2 state_6 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L96] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L96] SORT_2 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L97] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L97] SORT_2 state_10 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L98] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L98] SORT_2 state_12 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L99] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L99] SORT_2 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L100] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L100] SORT_2 state_16 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L101] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L101] SORT_2 state_18 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L102] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L102] SORT_2 state_20 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L103] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L103] SORT_2 state_22 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L104] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L104] SORT_2 state_24 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L105] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L105] SORT_2 state_26 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L106] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L106] SORT_2 state_28 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L107] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L107] SORT_2 state_30 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L108] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L108] SORT_2 state_32 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L109] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L109] SORT_2 state_34 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L110] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L110] SORT_2 state_36 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L111] EXPR __VERIFIER_nondet_uchar() & mask_SORT_2 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L111] SORT_2 state_38 = __VERIFIER_nondet_uchar() & mask_SORT_2; [L112] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L112] SORT_1 state_41 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L113] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, var_290=0, var_292=1, var_40=0, var_45=1, var_46=15, var_53=0, var_5=0] [L113] SORT_1 state_43 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L115] SORT_2 init_7_arg_1 = var_5; [L116] state_6 = init_7_arg_1 [L117] SORT_2 init_9_arg_1 = var_5; [L118] state_8 = init_9_arg_1 [L119] SORT_2 init_11_arg_1 = var_5; [L120] state_10 = init_11_arg_1 [L121] SORT_2 init_13_arg_1 = var_5; [L122] state_12 = init_13_arg_1 [L123] SORT_2 init_15_arg_1 = var_5; [L124] state_14 = init_15_arg_1 [L125] SORT_2 init_17_arg_1 = var_5; [L126] state_16 = init_17_arg_1 [L127] SORT_2 init_19_arg_1 = var_5; [L128] state_18 = init_19_arg_1 [L129] SORT_2 init_21_arg_1 = var_5; [L130] state_20 = init_21_arg_1 [L131] SORT_2 init_23_arg_1 = var_5; [L132] state_22 = init_23_arg_1 [L133] SORT_2 init_25_arg_1 = var_5; [L134] state_24 = init_25_arg_1 [L135] SORT_2 init_27_arg_1 = var_5; [L136] state_26 = init_27_arg_1 [L137] SORT_2 init_29_arg_1 = var_5; [L138] state_28 = init_29_arg_1 [L139] SORT_2 init_31_arg_1 = var_5; [L140] state_30 = init_31_arg_1 [L141] SORT_2 init_33_arg_1 = var_5; [L142] state_32 = init_33_arg_1 [L143] SORT_2 init_35_arg_1 = var_5; [L144] state_34 = init_35_arg_1 [L145] SORT_2 init_37_arg_1 = var_5; [L146] state_36 = init_37_arg_1 [L147] SORT_2 init_39_arg_1 = var_5; [L148] state_38 = init_39_arg_1 [L149] SORT_1 init_42_arg_1 = var_40; [L150] state_41 = init_42_arg_1 [L151] SORT_1 init_44_arg_1 = var_40; [L152] state_43 = init_44_arg_1 VAL [mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L155] input_51 = __VERIFIER_nondet_uchar() [L156] EXPR input_51 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L156] input_51 = input_51 & mask_SORT_1 [L157] input_52 = __VERIFIER_nondet_uchar() [L158] EXPR input_52 & mask_SORT_1 VAL [input_51=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L158] input_52 = input_52 & mask_SORT_1 [L159] input_54 = __VERIFIER_nondet_uchar() [L160] EXPR input_54 & mask_SORT_1 VAL [input_51=0, input_52=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L160] input_54 = input_54 & mask_SORT_1 [L161] input_55 = __VERIFIER_nondet_uchar() [L162] EXPR input_55 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L162] input_55 = input_55 & mask_SORT_1 [L163] input_56 = __VERIFIER_nondet_uchar() [L164] EXPR input_56 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L164] input_56 = input_56 & mask_SORT_1 [L165] input_57 = __VERIFIER_nondet_uchar() [L166] EXPR input_57 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L166] input_57 = input_57 & mask_SORT_1 [L167] input_67 = __VERIFIER_nondet_uchar() [L168] EXPR input_67 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L168] input_67 = input_67 & mask_SORT_1 [L169] input_68 = __VERIFIER_nondet_uchar() [L170] EXPR input_68 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L170] input_68 = input_68 & mask_SORT_1 [L171] input_69 = __VERIFIER_nondet_uchar() [L172] EXPR input_69 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L172] input_69 = input_69 & mask_SORT_1 [L173] input_70 = __VERIFIER_nondet_uchar() [L174] EXPR input_70 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L174] input_70 = input_70 & mask_SORT_1 [L175] input_71 = __VERIFIER_nondet_uchar() [L176] EXPR input_71 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L176] input_71 = input_71 & mask_SORT_1 [L177] input_72 = __VERIFIER_nondet_uchar() [L178] EXPR input_72 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L178] input_72 = input_72 & mask_SORT_1 [L179] input_84 = __VERIFIER_nondet_uchar() [L180] EXPR input_84 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L180] input_84 = input_84 & mask_SORT_1 [L181] input_85 = __VERIFIER_nondet_uchar() [L182] EXPR input_85 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L182] input_85 = input_85 & mask_SORT_1 [L183] input_86 = __VERIFIER_nondet_uchar() [L184] EXPR input_86 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L184] input_86 = input_86 & mask_SORT_1 [L185] input_87 = __VERIFIER_nondet_uchar() [L186] EXPR input_87 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L186] input_87 = input_87 & mask_SORT_1 [L187] input_99 = __VERIFIER_nondet_uchar() [L188] EXPR input_99 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L188] input_99 = input_99 & mask_SORT_1 [L189] input_100 = __VERIFIER_nondet_uchar() [L190] EXPR input_100 & mask_SORT_1 VAL [input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L190] input_100 = input_100 & mask_SORT_1 [L191] input_101 = __VERIFIER_nondet_uchar() [L192] EXPR input_101 & mask_SORT_1 VAL [input_100=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L192] input_101 = input_101 & mask_SORT_1 [L193] input_102 = __VERIFIER_nondet_uchar() [L194] EXPR input_102 & mask_SORT_1 VAL [input_100=0, input_101=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L194] input_102 = input_102 & mask_SORT_1 [L195] input_112 = __VERIFIER_nondet_uchar() [L196] EXPR input_112 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L196] input_112 = input_112 & mask_SORT_1 [L197] input_113 = __VERIFIER_nondet_uchar() [L198] EXPR input_113 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L198] input_113 = input_113 & mask_SORT_1 [L199] input_114 = __VERIFIER_nondet_uchar() [L200] EXPR input_114 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L200] input_114 = input_114 & mask_SORT_1 [L201] input_115 = __VERIFIER_nondet_uchar() [L202] EXPR input_115 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L202] input_115 = input_115 & mask_SORT_1 [L203] input_116 = __VERIFIER_nondet_uchar() [L204] EXPR input_116 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L204] input_116 = input_116 & mask_SORT_1 [L205] input_117 = __VERIFIER_nondet_uchar() [L206] EXPR input_117 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L206] input_117 = input_117 & mask_SORT_1 [L207] input_129 = __VERIFIER_nondet_uchar() [L208] EXPR input_129 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L208] input_129 = input_129 & mask_SORT_1 [L209] input_130 = __VERIFIER_nondet_uchar() [L210] EXPR input_130 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L210] input_130 = input_130 & mask_SORT_1 [L211] input_131 = __VERIFIER_nondet_uchar() [L212] EXPR input_131 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L212] input_131 = input_131 & mask_SORT_1 [L213] input_132 = __VERIFIER_nondet_uchar() [L214] EXPR input_132 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L214] input_132 = input_132 & mask_SORT_1 [L215] input_133 = __VERIFIER_nondet_uchar() [L216] EXPR input_133 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L216] input_133 = input_133 & mask_SORT_1 [L217] input_134 = __VERIFIER_nondet_uchar() [L218] EXPR input_134 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L218] input_134 = input_134 & mask_SORT_1 [L219] input_152 = __VERIFIER_nondet_uchar() [L220] EXPR input_152 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L220] input_152 = input_152 & mask_SORT_1 [L221] input_153 = __VERIFIER_nondet_uchar() [L222] EXPR input_153 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L222] input_153 = input_153 & mask_SORT_1 [L223] input_154 = __VERIFIER_nondet_uchar() [L224] EXPR input_154 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L224] input_154 = input_154 & mask_SORT_1 [L225] input_155 = __VERIFIER_nondet_uchar() [L226] EXPR input_155 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L226] input_155 = input_155 & mask_SORT_1 [L227] input_173 = __VERIFIER_nondet_uchar() [L228] EXPR input_173 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L228] input_173 = input_173 & mask_SORT_1 [L229] input_174 = __VERIFIER_nondet_uchar() [L230] EXPR input_174 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L230] input_174 = input_174 & mask_SORT_1 [L231] input_175 = __VERIFIER_nondet_uchar() [L232] EXPR input_175 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L232] input_175 = input_175 & mask_SORT_1 [L233] input_176 = __VERIFIER_nondet_uchar() [L234] EXPR input_176 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L234] input_176 = input_176 & mask_SORT_1 [L235] input_188 = __VERIFIER_nondet_uchar() [L236] EXPR input_188 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L236] input_188 = input_188 & mask_SORT_1 [L237] input_189 = __VERIFIER_nondet_uchar() [L238] EXPR input_189 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L238] input_189 = input_189 & mask_SORT_1 [L239] input_201 = __VERIFIER_nondet_uchar() [L240] EXPR input_201 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L240] input_201 = input_201 & mask_SORT_1 [L241] input_202 = __VERIFIER_nondet_uchar() [L242] EXPR input_202 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L242] input_202 = input_202 & mask_SORT_1 [L243] input_248 = __VERIFIER_nondet_uchar() [L244] EXPR input_248 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L244] input_248 = input_248 & mask_SORT_1 [L245] input_249 = __VERIFIER_nondet_uchar() [L246] EXPR input_249 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L246] input_249 = input_249 & mask_SORT_1 [L247] input_259 = __VERIFIER_nondet_uchar() [L248] EXPR input_259 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L248] input_259 = input_259 & mask_SORT_1 [L249] input_260 = __VERIFIER_nondet_uchar() [L250] EXPR input_260 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_38=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L250] input_260 = input_260 & mask_SORT_1 [L253] SORT_2 var_47_arg_0 = var_46; [L254] SORT_2 var_47_arg_1 = state_38; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47_arg_0=15, var_47_arg_1=0, var_53=0] [L255] EXPR var_47_arg_0 ^ var_47_arg_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L255] SORT_2 var_47 = var_47_arg_0 ^ var_47_arg_1; [L256] EXPR var_47 & mask_SORT_2 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_53=0] [L256] var_47 = var_47 & mask_SORT_2 [L257] SORT_2 var_48_arg_0 = var_45; [L258] SORT_2 var_48_arg_1 = var_47; [L259] SORT_1 var_48 = var_48_arg_0 == var_48_arg_1; [L260] SORT_1 var_49_arg_0 = ~state_43; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_48=1, var_49_arg_0=-1, var_53=0] [L261] EXPR var_49_arg_0 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_48=1, var_53=0] [L261] var_49_arg_0 = var_49_arg_0 & mask_SORT_1 [L262] SORT_1 var_49_arg_1 = var_48; VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_49_arg_0=1, var_49_arg_1=1, var_53=0] [L263] EXPR var_49_arg_0 & var_49_arg_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_53=0] [L263] SORT_1 var_49 = var_49_arg_0 & var_49_arg_1; [L264] EXPR var_49 & mask_SORT_1 VAL [input_100=0, input_101=0, input_102=0, input_112=0, input_113=0, input_114=0, input_115=0, input_116=0, input_117=0, input_129=0, input_130=0, input_131=0, input_132=0, input_133=0, input_134=0, input_152=0, input_153=0, input_154=0, input_155=0, input_173=0, input_174=0, input_175=0, input_176=0, input_188=0, input_189=0, input_201=0, input_202=0, input_248=0, input_249=0, input_259=0, input_260=0, input_51=0, input_52=0, input_54=0, input_55=0, input_56=0, input_57=0, input_67=0, input_68=0, input_69=0, input_70=0, input_71=0, input_72=0, input_84=0, input_85=0, input_86=0, input_87=0, input_99=0, mask_SORT_1=1, mask_SORT_2=255, state_10=0, state_12=0, state_14=0, state_16=0, state_18=0, state_20=0, state_22=0, state_24=0, state_26=0, state_28=0, state_30=0, state_32=0, state_34=0, state_36=0, state_41=0, state_43=0, state_6=0, state_8=0, var_290=0, var_292=1, var_45=1, var_46=15, var_47=1, var_53=0] [L264] var_49 = var_49 & mask_SORT_1 [L265] SORT_1 bad_50_arg_0 = var_49; [L266] CALL __VERIFIER_assert(!(bad_50_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 2414 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 39.5s, OverallIterations: 9, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 33.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.1s, HoareTripleCheckerStatistics: 5 mSolverCounterUnknown, 14214 SdHoareTripleChecker+Valid, 32.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 14214 mSDsluCounter, 93173 SdHoareTripleChecker+Invalid, 31.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 65269 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4536 IncrementalHoareTripleChecker+Invalid, 4543 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 27904 mSDtfsCounter, 4536 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 19 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2622occurred in iteration=8, InterpolantAutomatonStates: 38, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 8 MinimizatonAttempts, 2124 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 1374 NumberOfCodeBlocks, 1374 NumberOfCodeBlocksAsserted, 9 NumberOfCheckSat, 1210 ConstructedInterpolants, 0 QuantifiedInterpolants, 3559 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 8 InterpolantComputations, 8 PerfectInterpolantSequences, 0/0 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 [2024-11-23 18:26:11,373 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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 64bit --witnessprinter.graph.data.programhash f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 18:26:13,975 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 18:26:14,115 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-23 18:26:14,127 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 18:26:14,127 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 18:26:14,164 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 18:26:14,165 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 18:26:14,165 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 18:26:14,166 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 18:26:14,166 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 18:26:14,167 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 18:26:14,167 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 18:26:14,168 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 18:26:14,168 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 18:26:14,168 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 18:26:14,169 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 18:26:14,169 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 18:26:14,169 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 18:26:14,169 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 18:26:14,169 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 18:26:14,169 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 18:26:14,170 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:26:14,170 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:26:14,170 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 18:26:14,171 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 18:26:14,171 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 18:26:14,171 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 18:26:14,172 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:26:14,172 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 18:26:14,172 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 18:26:14,172 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 18:26:14,172 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 18:26:14,173 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 18:26:14,173 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 18:26:14,173 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 18:26:14,174 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 18:26:14,174 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 18:26:14,174 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 18:26:14,174 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f3651df43eadd796c0cc9773210da2768d88da1830d677872c83040231c1e758 [2024-11-23 18:26:14,503 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 18:26:14,511 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 18:26:14,514 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 18:26:14,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 18:26:14,515 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 18:26:14,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:26:17,465 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/a1c30f113/1f615ab83b0f4f329924dd281538e1e6/FLAG5694da1fc [2024-11-23 18:26:17,949 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 18:26:17,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:26:17,974 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/a1c30f113/1f615ab83b0f4f329924dd281538e1e6/FLAG5694da1fc [2024-11-23 18:26:17,996 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/data/a1c30f113/1f615ab83b0f4f329924dd281538e1e6 [2024-11-23 18:26:17,999 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 18:26:18,001 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 18:26:18,003 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 18:26:18,003 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 18:26:18,007 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 18:26:18,008 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:26:17" (1/1) ... [2024-11-23 18:26:18,009 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32476e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:18, skipping insertion in model container [2024-11-23 18:26:18,011 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:26:17" (1/1) ... [2024-11-23 18:26:18,100 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 18:26:18,319 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-23 18:26:18,850 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:26:18,865 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 18:26:18,874 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_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c[1180,1193] [2024-11-23 18:26:19,099 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 18:26:19,117 INFO L204 MainTranslator]: Completed translation [2024-11-23 18:26:19,118 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19 WrapperNode [2024-11-23 18:26:19,118 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 18:26:19,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 18:26:19,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 18:26:19,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 18:26:19,130 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,344 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 2620 [2024-11-23 18:26:19,345 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 18:26:19,346 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 18:26:19,346 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 18:26:19,346 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 18:26:19,356 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,388 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,475 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]. [2024-11-23 18:26:19,479 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,479 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,593 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,610 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,656 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,684 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 18:26:19,688 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 18:26:19,688 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 18:26:19,688 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 18:26:19,689 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (1/1) ... [2024-11-23 18:26:19,695 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 18:26:19,712 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:26:19,727 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 18:26:19,732 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 18:26:19,761 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 18:26:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 18:26:19,762 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 18:26:19,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 18:26:20,344 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 18:26:20,346 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 18:26:23,590 INFO L? ?]: Removed 90 outVars from TransFormulas that were not future-live. [2024-11-23 18:26:23,590 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 18:26:23,600 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 18:26:23,600 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 18:26:23,600 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:26:23 BoogieIcfgContainer [2024-11-23 18:26:23,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 18:26:23,603 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 18:26:23,604 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 18:26:23,609 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 18:26:23,610 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:26:17" (1/3) ... [2024-11-23 18:26:23,611 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441f5d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:26:23, skipping insertion in model container [2024-11-23 18:26:23,611 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:26:19" (2/3) ... [2024-11-23 18:26:23,612 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@441f5d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:26:23, skipping insertion in model container [2024-11-23 18:26:23,612 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:26:23" (3/3) ... [2024-11-23 18:26:23,614 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c [2024-11-23 18:26:23,630 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 18:26:23,632 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.peg_solitaire.1.prop1-func-interl.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 18:26:23,694 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 18:26:23,705 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;@5c53db55, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 18:26:23,705 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 18:26:23,709 INFO L276 IsEmpty]: Start isEmpty. Operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:23,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-23 18:26:23,715 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:26:23,715 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-23 18:26:23,716 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:26:23,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:23,721 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-23 18:26:23,732 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:26:23,733 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1479191503] [2024-11-23 18:26:23,733 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:23,734 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:26:23,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:26:23,736 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:26:23,740 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 18:26:24,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:26:24,424 INFO L256 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-23 18:26:24,438 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 18:26:24,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 18:26:24,665 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 18:26:24,665 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 18:26:24,666 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1479191503] [2024-11-23 18:26:24,668 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1479191503] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 18:26:24,668 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 18:26:24,669 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 18:26:24,670 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1632218524] [2024-11-23 18:26:24,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 18:26:24,675 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 18:26:24,676 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 18:26:24,695 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 18:26:24,696 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:26:24,698 INFO L87 Difference]: Start difference. First operand has 10 states, 8 states have (on average 1.375) internal successors, (11), 9 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:24,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 18:26:24,937 INFO L93 Difference]: Finished difference Result 17 states and 22 transitions. [2024-11-23 18:26:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 18:26:24,941 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 5 [2024-11-23 18:26:24,942 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 18:26:24,948 INFO L225 Difference]: With dead ends: 17 [2024-11-23 18:26:24,949 INFO L226 Difference]: Without dead ends: 9 [2024-11-23 18:26:24,951 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 18:26:24,955 INFO L435 NwaCegarLoop]: 5 mSDtfsCounter, 0 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 11 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 18:26:24,955 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 18:26:24,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9 states. [2024-11-23 18:26:24,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9 to 9. [2024-11-23 18:26:24,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9 states, 8 states have (on average 1.125) internal successors, (9), 8 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:24,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-23 18:26:24,989 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-23 18:26:24,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 18:26:24,989 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-23 18:26:24,989 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 1.25) internal successors, (5), 4 states have internal predecessors, (5), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-23 18:26:24,989 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-23 18:26:24,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-23 18:26:24,990 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 18:26:24,990 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-23 18:26:25,002 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 18:26:25,191 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:26:25,191 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 18:26:25,191 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 18:26:25,192 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-23 18:26:25,194 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 18:26:25,194 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1824527007] [2024-11-23 18:26:25,194 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 18:26:25,194 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 18:26:25,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 18:26:25,196 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 18:26:25,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0caf4ee0-eeba-409e-ac8d-e86f04b3a95f/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 18:26:26,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 18:26:26,114 INFO L256 TraceCheckSpWp]: Trace formula consists of 207 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-23 18:26:26,138 INFO L279 TraceCheckSpWp]: Computing forward predicates...