./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.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_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/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_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/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_38b1247b-5cf6-4d23-a526-230c2681b045/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 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:34:51,143 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:34:51,236 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-23 22:34:51,244 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:34:51,245 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:34:51,278 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:34:51,279 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:34:51,279 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:34:51,279 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:34:51,279 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:34:51,279 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:34:51,280 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:34:51,280 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:34:51,280 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:34:51,280 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:34:51,280 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:34:51,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:34:51,280 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:34:51,281 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:34:51,281 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:51,282 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:34:51,282 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:51,283 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 22:34:51,283 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:34:51,284 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:34:51,284 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:34:51,284 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:34:51,284 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_38b1247b-5cf6-4d23-a526-230c2681b045/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 -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2024-11-23 22:34:51,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:34:51,809 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:34:51,814 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:34:51,816 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:34:51,817 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:34:51,818 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:34:54,847 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/2b18cb28b/a33c0462a56e4d67b273b057f03fc6be/FLAG7673e7a15 [2024-11-23 22:34:55,216 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:34:55,221 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:34:55,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/2b18cb28b/a33c0462a56e4d67b273b057f03fc6be/FLAG7673e7a15 [2024-11-23 22:34:55,266 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/2b18cb28b/a33c0462a56e4d67b273b057f03fc6be [2024-11-23 22:34:55,269 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:34:55,271 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:34:55,273 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:55,273 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:34:55,278 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:34:55,279 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:55,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2cba55b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55, skipping insertion in model container [2024-11-23 22:34:55,283 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:55,334 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:34:55,566 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_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-11-23 22:34:55,813 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:55,825 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:34:55,839 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_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-11-23 22:34:55,934 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:34:55,952 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:34:55,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55 WrapperNode [2024-11-23 22:34:55,953 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:34:55,954 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:55,954 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:34:55,954 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:34:55,963 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:55,999 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,098 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 746 [2024-11-23 22:34:56,099 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:34:56,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:34:56,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:34:56,100 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:34:56,111 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,111 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,125 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,175 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 22:34:56,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,217 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,222 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,245 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,257 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,280 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:34:56,282 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:34:56,282 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:34:56,282 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:34:56,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (1/1) ... [2024-11-23 22:34:56,292 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:34:56,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:34:56,331 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:34:56,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:34:56,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 22:34:56,373 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:34:56,373 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:34:56,643 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:34:56,646 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:34:58,138 INFO L? ?]: Removed 372 outVars from TransFormulas that were not future-live. [2024-11-23 22:34:58,138 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:34:58,158 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:34:58,159 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 22:34:58,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:58 BoogieIcfgContainer [2024-11-23 22:34:58,160 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:34:58,163 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:34:58,163 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:34:58,169 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:34:58,170 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:34:55" (1/3) ... [2024-11-23 22:34:58,171 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727054cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:34:58, skipping insertion in model container [2024-11-23 22:34:58,171 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:34:55" (2/3) ... [2024-11-23 22:34:58,173 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@727054cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:34:58, skipping insertion in model container [2024-11-23 22:34:58,174 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:58" (3/3) ... [2024-11-23 22:34:58,177 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:34:58,197 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:34:58,200 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c that has 1 procedures, 142 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:34:58,285 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:34:58,303 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;@7f41589b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:34:58,303 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:34:58,311 INFO L276 IsEmpty]: Start isEmpty. Operand has 142 states, 140 states have (on average 1.4928571428571429) internal successors, (209), 141 states have internal predecessors, (209), 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 22:34:58,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-11-23 22:34:58,318 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:58,319 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] [2024-11-23 22:34:58,320 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:58,327 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:58,327 INFO L85 PathProgramCache]: Analyzing trace with hash 387884158, now seen corresponding path program 1 times [2024-11-23 22:34:58,335 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:58,335 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1554698949] [2024-11-23 22:34:58,335 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:58,336 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:58,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:59,332 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 22:34:59,333 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:34:59,336 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1554698949] [2024-11-23 22:34:59,337 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1554698949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:34:59,337 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:34:59,337 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:34:59,339 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1812467468] [2024-11-23 22:34:59,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:34:59,346 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:34:59,347 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:34:59,369 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:34:59,370 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:34:59,373 INFO L87 Difference]: Start difference. First operand has 142 states, 140 states have (on average 1.4928571428571429) internal successors, (209), 141 states have internal predecessors, (209), 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 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 22:34:59,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:34:59,457 INFO L93 Difference]: Finished difference Result 229 states and 339 transitions. [2024-11-23 22:34:59,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:34:59,460 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 41 [2024-11-23 22:34:59,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:34:59,470 INFO L225 Difference]: With dead ends: 229 [2024-11-23 22:34:59,473 INFO L226 Difference]: Without dead ends: 141 [2024-11-23 22:34:59,477 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 22:34:59,482 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 400 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 603 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 22:34:59,482 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 603 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:34:59,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2024-11-23 22:34:59,522 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2024-11-23 22:34:59,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 140 states have (on average 1.4785714285714286) internal successors, (207), 140 states have internal predecessors, (207), 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 22:34:59,531 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 207 transitions. [2024-11-23 22:34:59,533 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 207 transitions. Word has length 41 [2024-11-23 22:34:59,533 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:34:59,533 INFO L471 AbstractCegarLoop]: Abstraction has 141 states and 207 transitions. [2024-11-23 22:34:59,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.25) internal successors, (41), 4 states have internal predecessors, (41), 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 22:34:59,534 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 207 transitions. [2024-11-23 22:34:59,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-11-23 22:34:59,537 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:59,537 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] [2024-11-23 22:34:59,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 22:34:59,537 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:59,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:59,538 INFO L85 PathProgramCache]: Analyzing trace with hash -858797603, now seen corresponding path program 1 times [2024-11-23 22:34:59,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:59,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [697066375] [2024-11-23 22:34:59,539 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:59,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:59,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:34:59,776 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 22:34:59,777 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:34:59,777 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [697066375] [2024-11-23 22:34:59,777 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [697066375] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:34:59,777 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:34:59,777 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:34:59,777 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1220219479] [2024-11-23 22:34:59,777 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:34:59,778 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:34:59,778 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:34:59,779 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:34:59,780 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:34:59,780 INFO L87 Difference]: Start difference. First operand 141 states and 207 transitions. Second operand has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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 22:34:59,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:34:59,839 INFO L93 Difference]: Finished difference Result 230 states and 337 transitions. [2024-11-23 22:34:59,843 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:34:59,843 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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 42 [2024-11-23 22:34:59,844 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:34:59,845 INFO L225 Difference]: With dead ends: 230 [2024-11-23 22:34:59,845 INFO L226 Difference]: Without dead ends: 143 [2024-11-23 22:34:59,845 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 22:34:59,849 INFO L435 NwaCegarLoop]: 203 mSDtfsCounter, 0 mSDsluCounter, 396 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 599 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 22:34:59,849 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 599 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 22:34:59,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-23 22:34:59,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2024-11-23 22:34:59,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 142 states have (on average 1.471830985915493) internal successors, (209), 142 states have internal predecessors, (209), 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 22:34:59,865 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 209 transitions. [2024-11-23 22:34:59,869 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 209 transitions. Word has length 42 [2024-11-23 22:34:59,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:34:59,869 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 209 transitions. [2024-11-23 22:34:59,870 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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 22:34:59,870 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 209 transitions. [2024-11-23 22:34:59,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-11-23 22:34:59,873 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:34:59,873 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] [2024-11-23 22:34:59,873 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 22:34:59,873 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:34:59,874 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:34:59,874 INFO L85 PathProgramCache]: Analyzing trace with hash -1950887625, now seen corresponding path program 1 times [2024-11-23 22:34:59,874 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:34:59,875 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81429476] [2024-11-23 22:34:59,875 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:34:59,875 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:34:59,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:00,425 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 22:35:00,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 22:35:00,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81429476] [2024-11-23 22:35:00,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [81429476] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:00,425 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:00,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 22:35:00,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990322435] [2024-11-23 22:35:00,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:00,427 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 22:35:00,427 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 22:35:00,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 22:35:00,428 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-23 22:35:00,428 INFO L87 Difference]: Start difference. First operand 143 states and 209 transitions. Second operand has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 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 22:35:00,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:00,651 INFO L93 Difference]: Finished difference Result 236 states and 344 transitions. [2024-11-23 22:35:00,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:35:00,652 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 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 43 [2024-11-23 22:35:00,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:00,653 INFO L225 Difference]: With dead ends: 236 [2024-11-23 22:35:00,653 INFO L226 Difference]: Without dead ends: 147 [2024-11-23 22:35:00,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-23 22:35:00,654 INFO L435 NwaCegarLoop]: 184 mSDtfsCounter, 178 mSDsluCounter, 544 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 178 SdHoareTripleChecker+Valid, 728 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:00,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [178 Valid, 728 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 88 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-23 22:35:00,658 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2024-11-23 22:35:00,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 146. [2024-11-23 22:35:00,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 146 states, 145 states have (on average 1.4620689655172414) internal successors, (212), 145 states have internal predecessors, (212), 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 22:35:00,672 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 212 transitions. [2024-11-23 22:35:00,673 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 212 transitions. Word has length 43 [2024-11-23 22:35:00,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:00,674 INFO L471 AbstractCegarLoop]: Abstraction has 146 states and 212 transitions. [2024-11-23 22:35:00,674 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.166666666666667) internal successors, (43), 6 states have internal predecessors, (43), 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 22:35:00,674 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 212 transitions. [2024-11-23 22:35:00,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-23 22:35:00,675 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:00,675 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] [2024-11-23 22:35:00,675 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 22:35:00,675 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:00,676 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:00,676 INFO L85 PathProgramCache]: Analyzing trace with hash 1216571104, now seen corresponding path program 1 times [2024-11-23 22:35:00,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 22:35:00,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [84797587] [2024-11-23 22:35:00,676 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:00,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 22:35:00,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:00,757 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-23 22:35:00,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-23 22:35:00,906 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-23 22:35:00,906 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-11-23 22:35:00,907 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:35:00,909 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 22:35:00,914 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 22:35:00,980 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:35:00,984 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:35:00 BoogieIcfgContainer [2024-11-23 22:35:00,984 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:35:00,985 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:35:00,986 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:35:00,986 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:35:00,987 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:34:58" (3/4) ... [2024-11-23 22:35:00,989 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-11-23 22:35:00,990 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:35:00,991 INFO L158 Benchmark]: Toolchain (without parser) took 5720.54ms. Allocated memory is still 142.6MB. Free memory was 116.3MB in the beginning and 96.7MB in the end (delta: 19.6MB). Peak memory consumption was 24.0MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,992 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:00,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 680.27ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 94.7MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 144.86ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 80.8MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,994 INFO L158 Benchmark]: Boogie Preprocessor took 181.97ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 72.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,995 INFO L158 Benchmark]: RCFGBuilder took 1877.85ms. Allocated memory is still 142.6MB. Free memory was 72.1MB in the beginning and 58.9MB in the end (delta: 13.2MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,995 INFO L158 Benchmark]: TraceAbstraction took 2821.26ms. Allocated memory is still 142.6MB. Free memory was 58.2MB in the beginning and 96.7MB in the end (delta: -38.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,996 INFO L158 Benchmark]: Witness Printer took 5.24ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 96.7MB in the end (delta: 15.7kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:00,998 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 117.4MB. Free memory is still 74.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 680.27ms. Allocated memory is still 142.6MB. Free memory was 116.1MB in the beginning and 94.7MB in the end (delta: 21.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 144.86ms. Allocated memory is still 142.6MB. Free memory was 94.4MB in the beginning and 80.8MB in the end (delta: 13.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 181.97ms. Allocated memory is still 142.6MB. Free memory was 80.8MB in the beginning and 72.1MB in the end (delta: 8.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 1877.85ms. Allocated memory is still 142.6MB. Free memory was 72.1MB in the beginning and 58.9MB in the end (delta: 13.2MB). Peak memory consumption was 45.0MB. Max. memory is 16.1GB. * TraceAbstraction took 2821.26ms. Allocated memory is still 142.6MB. Free memory was 58.2MB in the beginning and 96.7MB in the end (delta: -38.5MB). Peak memory consumption was 20.9MB. Max. memory is 16.1GB. * Witness Printer took 5.24ms. Allocated memory is still 142.6MB. Free memory was 96.7MB in the beginning and 96.7MB in the end (delta: 15.7kB). 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 170. 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_3 mask_SORT_3 = (SORT_3)-1 >> (sizeof(SORT_3) * 8 - 8); [L30] const SORT_3 msb_SORT_3 = (SORT_3)1 << (8 - 1); [L32] const SORT_10 mask_SORT_10 = (SORT_10)-1 >> (sizeof(SORT_10) * 8 - 32); [L33] const SORT_10 msb_SORT_10 = (SORT_10)1 << (32 - 1); [L35] const SORT_31 mask_SORT_31 = (SORT_31)-1 >> (sizeof(SORT_31) * 8 - 4); [L36] const SORT_31 msb_SORT_31 = (SORT_31)1 << (4 - 1); [L38] const SORT_69 mask_SORT_69 = (SORT_69)-1 >> (sizeof(SORT_69) * 8 - 10); [L39] const SORT_69 msb_SORT_69 = (SORT_69)1 << (10 - 1); [L41] const SORT_1 var_7 = 0; [L42] const SORT_10 var_12 = 0; [L43] const SORT_1 var_21 = 1; [L44] const SORT_69 var_70 = 0; [L45] const SORT_10 var_97 = 104; [L46] const SORT_10 var_151 = 1; [L48] SORT_1 input_2; [L49] SORT_3 input_4; [L50] SORT_1 input_5; [L51] SORT_1 input_6; [L52] SORT_1 input_29; [L53] SORT_31 input_32; [L54] SORT_1 input_34; [L55] SORT_31 input_36; [L56] SORT_1 input_38; [L57] SORT_1 input_44; [L58] SORT_1 input_46; [L59] SORT_1 input_48; [L60] SORT_3 input_52; [L61] SORT_1 input_55; [L62] SORT_1 input_65; [L63] SORT_1 input_73; [L64] SORT_1 input_79; [L65] SORT_1 input_80; [L66] SORT_1 input_91; [L67] SORT_1 input_92; [L68] SORT_1 input_93; [L69] SORT_1 input_107; [L70] SORT_1 input_113; [L71] SORT_1 input_119; [L72] SORT_1 input_125; [L73] SORT_1 input_126; [L74] SORT_1 input_127; [L75] SORT_1 input_141; [L76] SORT_69 input_149; [L78] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L78] SORT_1 state_8 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L79] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L79] SORT_1 state_14 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L80] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L80] SORT_1 state_25 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L81] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L81] SORT_1 state_27 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L82] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L82] SORT_1 state_40 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L83] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L83] SORT_1 state_42 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L84] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L84] SORT_1 state_50 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L85] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L85] SORT_1 state_57 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L86] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L86] SORT_1 state_59 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L87] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L87] SORT_1 state_61 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L88] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L88] SORT_1 state_63 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L89] EXPR __VERIFIER_nondet_uchar() & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L89] SORT_1 state_67 = __VERIFIER_nondet_uchar() & mask_SORT_1; [L90] EXPR __VERIFIER_nondet_ushort() & mask_SORT_69 VAL [mask_SORT_1=1, mask_SORT_69=1023, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L90] SORT_69 state_71 = __VERIFIER_nondet_ushort() & mask_SORT_69; [L92] SORT_1 init_9_arg_1 = var_7; [L93] state_8 = init_9_arg_1 [L94] SORT_1 init_15_arg_1 = var_7; [L95] state_14 = init_15_arg_1 [L96] SORT_1 init_26_arg_1 = var_7; [L97] state_25 = init_26_arg_1 [L98] SORT_1 init_28_arg_1 = var_7; [L99] state_27 = init_28_arg_1 [L100] SORT_1 init_41_arg_1 = var_7; [L101] state_40 = init_41_arg_1 [L102] SORT_1 init_43_arg_1 = var_7; [L103] state_42 = init_43_arg_1 [L104] SORT_1 init_51_arg_1 = var_21; [L105] state_50 = init_51_arg_1 [L106] SORT_1 init_58_arg_1 = var_7; [L107] state_57 = init_58_arg_1 [L108] SORT_1 init_60_arg_1 = var_7; [L109] state_59 = init_60_arg_1 [L110] SORT_1 init_62_arg_1 = var_7; [L111] state_61 = init_62_arg_1 [L112] SORT_1 init_64_arg_1 = var_7; [L113] state_63 = init_64_arg_1 [L114] SORT_1 init_68_arg_1 = var_7; [L115] state_67 = init_68_arg_1 [L116] SORT_69 init_72_arg_1 = var_70; [L117] state_71 = init_72_arg_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L120] input_2 = __VERIFIER_nondet_uchar() [L121] input_4 = __VERIFIER_nondet_uchar() [L122] input_5 = __VERIFIER_nondet_uchar() [L123] input_6 = __VERIFIER_nondet_uchar() [L124] input_29 = __VERIFIER_nondet_uchar() [L125] input_32 = __VERIFIER_nondet_uchar() [L126] input_34 = __VERIFIER_nondet_uchar() [L127] input_36 = __VERIFIER_nondet_uchar() [L128] input_38 = __VERIFIER_nondet_uchar() [L129] input_44 = __VERIFIER_nondet_uchar() [L130] input_46 = __VERIFIER_nondet_uchar() [L131] input_48 = __VERIFIER_nondet_uchar() [L132] input_52 = __VERIFIER_nondet_uchar() [L133] input_55 = __VERIFIER_nondet_uchar() [L134] input_65 = __VERIFIER_nondet_uchar() [L135] input_73 = __VERIFIER_nondet_uchar() [L136] input_79 = __VERIFIER_nondet_uchar() [L137] input_80 = __VERIFIER_nondet_uchar() [L138] input_91 = __VERIFIER_nondet_uchar() [L139] input_92 = __VERIFIER_nondet_uchar() [L140] input_93 = __VERIFIER_nondet_uchar() [L141] input_107 = __VERIFIER_nondet_uchar() [L142] input_113 = __VERIFIER_nondet_uchar() [L143] input_119 = __VERIFIER_nondet_uchar() [L144] input_125 = __VERIFIER_nondet_uchar() [L145] input_126 = __VERIFIER_nondet_uchar() [L146] input_127 = __VERIFIER_nondet_uchar() [L147] input_141 = __VERIFIER_nondet_uchar() [L148] input_149 = __VERIFIER_nondet_ushort() [L151] SORT_1 var_11_arg_0 = state_8; VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_11_arg_0=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L152] EXPR var_11_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L152] var_11_arg_0 = var_11_arg_0 & mask_SORT_1 [L153] SORT_10 var_11 = var_11_arg_0; [L154] SORT_10 var_13_arg_0 = var_11; [L155] SORT_10 var_13_arg_1 = var_12; [L156] SORT_1 var_13 = var_13_arg_0 == var_13_arg_1; [L157] SORT_1 var_16_arg_0 = state_14; VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_13=1, var_151=1, var_16_arg_0=0, var_21=1, var_70=0, var_7=0, var_97=104] [L158] EXPR var_16_arg_0 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_13=1, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L158] var_16_arg_0 = var_16_arg_0 & mask_SORT_1 [L159] SORT_10 var_16 = var_16_arg_0; [L160] SORT_10 var_17_arg_0 = var_16; [L161] SORT_10 var_17_arg_1 = var_12; [L162] SORT_1 var_17 = var_17_arg_0 == var_17_arg_1; [L163] SORT_1 var_18_arg_0 = var_13; [L164] SORT_1 var_18_arg_1 = var_17; VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_18_arg_0=1, var_18_arg_1=1, var_21=1, var_70=0, var_7=0, var_97=104] [L165] EXPR var_18_arg_0 | var_18_arg_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L165] SORT_1 var_18 = var_18_arg_0 | var_18_arg_1; [L166] SORT_1 var_22_arg_0 = var_18; [L167] SORT_1 var_22 = ~var_22_arg_0; [L168] SORT_1 var_23_arg_0 = var_21; [L169] SORT_1 var_23_arg_1 = var_22; VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_23_arg_0=1, var_23_arg_1=-2, var_70=0, var_7=0, var_97=104] [L170] EXPR var_23_arg_0 & var_23_arg_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L170] SORT_1 var_23 = var_23_arg_0 & var_23_arg_1; [L171] EXPR var_23 & mask_SORT_1 VAL [mask_SORT_1=1, mask_SORT_69=1023, state_14=0, state_25=0, state_27=0, state_40=0, state_42=0, state_50=1, state_57=0, state_59=0, state_61=0, state_63=0, state_67=0, state_71=0, state_8=0, var_12=0, var_151=1, var_21=1, var_70=0, var_7=0, var_97=104] [L171] var_23 = var_23 & mask_SORT_1 [L172] SORT_1 bad_24_arg_0 = var_23; [L173] CALL __VERIFIER_assert(!(bad_24_arg_0)) [L21] COND TRUE !(cond) [L21] reach_error() - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 142 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 178 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 178 mSDsluCounter, 1930 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1340 mSDsCounter, 1 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 114 IncrementalHoareTripleChecker+Invalid, 115 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1 mSolverCounterUnsat, 590 mSDtfsCounter, 114 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 16 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=146occurred in iteration=3, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 170 NumberOfCodeBlocks, 170 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 123 ConstructedInterpolants, 0 QuantifiedInterpolants, 231 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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 22:35:01,028 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/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_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/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_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/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_38b1247b-5cf6-4d23-a526-230c2681b045/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 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 22:35:04,332 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 22:35:04,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-23 22:35:04,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 22:35:04,473 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 22:35:04,498 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 22:35:04,498 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 22:35:04,499 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 22:35:04,499 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 22:35:04,499 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 22:35:04,499 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 22:35:04,499 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 22:35:04,500 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 22:35:04,500 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 22:35:04,500 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 22:35:04,501 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 22:35:04,502 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 22:35:04,502 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 22:35:04,502 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:04,502 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:04,502 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:04,502 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:04,502 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 22:35:04,503 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 22:35:04,503 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 22:35:04,503 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 22:35:04,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:04,503 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 22:35:04,503 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 22:35:04,504 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 22:35:04,504 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_38b1247b-5cf6-4d23-a526-230c2681b045/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 -> 4e02c03b322d505b0cc468468d173ed639fc016c75e6d327c68381184cb6fd73 [2024-11-23 22:35:04,845 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 22:35:04,854 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 22:35:04,857 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 22:35:04,860 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 22:35:04,860 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 22:35:04,862 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:35:08,124 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/066483908/32adcfa2b0d04126ace3d26cef3c4b2c/FLAG703c8dc58 [2024-11-23 22:35:08,456 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 22:35:08,457 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:35:08,471 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/066483908/32adcfa2b0d04126ace3d26cef3c4b2c/FLAG703c8dc58 [2024-11-23 22:35:08,499 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/data/066483908/32adcfa2b0d04126ace3d26cef3c4b2c [2024-11-23 22:35:08,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 22:35:08,505 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 22:35:08,506 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:08,507 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 22:35:08,513 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 22:35:08,514 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:08" (1/1) ... [2024-11-23 22:35:08,515 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3deb6bea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:08, skipping insertion in model container [2024-11-23 22:35:08,518 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 10:35:08" (1/1) ... [2024-11-23 22:35:08,565 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 22:35:08,770 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_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-11-23 22:35:08,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:08,934 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 22:35:08,946 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_38b1247b-5cf6-4d23-a526-230c2681b045/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c[1266,1279] [2024-11-23 22:35:09,050 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 22:35:09,078 INFO L204 MainTranslator]: Completed translation [2024-11-23 22:35:09,079 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09 WrapperNode [2024-11-23 22:35:09,080 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 22:35:09,081 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:09,082 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 22:35:09,082 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 22:35:09,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,186 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 482 [2024-11-23 22:35:09,187 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 22:35:09,187 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 22:35:09,188 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 22:35:09,190 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 22:35:09,201 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,201 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,208 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,244 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 22:35:09,247 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,247 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,272 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,276 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,281 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,287 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,290 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 22:35:09,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 22:35:09,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 22:35:09,305 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 22:35:09,306 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (1/1) ... [2024-11-23 22:35:09,321 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 22:35:09,374 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:09,394 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 22:35:09,402 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 22:35:09,443 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 22:35:09,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-23 22:35:09,443 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 22:35:09,443 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 22:35:09,709 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 22:35:09,711 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 22:35:10,447 INFO L? ?]: Removed 60 outVars from TransFormulas that were not future-live. [2024-11-23 22:35:10,448 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 22:35:10,460 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 22:35:10,461 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-23 22:35:10,461 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:10 BoogieIcfgContainer [2024-11-23 22:35:10,462 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 22:35:10,466 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 22:35:10,467 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 22:35:10,477 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 22:35:10,478 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 10:35:08" (1/3) ... [2024-11-23 22:35:10,478 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e95bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:10, skipping insertion in model container [2024-11-23 22:35:10,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 10:35:09" (2/3) ... [2024-11-23 22:35:10,479 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e95bf1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 10:35:10, skipping insertion in model container [2024-11-23 22:35:10,479 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:10" (3/3) ... [2024-11-23 22:35:10,480 INFO L128 eAbstractionObserver]: Analyzing ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c [2024-11-23 22:35:10,501 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 22:35:10,505 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG btor2c-lazyMod.vcegar_QF_BV_itc99_b13_p12.c that has 1 procedures, 10 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-11-23 22:35:10,579 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 22:35:10,601 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;@479a3237, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 22:35:10,601 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 22:35:10,610 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 22:35:10,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-23 22:35:10,619 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:10,620 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2024-11-23 22:35:10,620 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:10,628 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:10,628 INFO L85 PathProgramCache]: Analyzing trace with hash 28694789, now seen corresponding path program 1 times [2024-11-23 22:35:10,645 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:10,646 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2068062962] [2024-11-23 22:35:10,646 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:10,647 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:10,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:10,653 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:10,656 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-23 22:35:10,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:10,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 20 conjuncts are in the unsatisfiable core [2024-11-23 22:35:10,976 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:11,335 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 22:35:11,338 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-23 22:35:11,339 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:11,340 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2068062962] [2024-11-23 22:35:11,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2068062962] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 22:35:11,341 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 22:35:11,341 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-23 22:35:11,343 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1460614528] [2024-11-23 22:35:11,348 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 22:35:11,353 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-23 22:35:11,354 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:11,383 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-23 22:35:11,384 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-23 22:35:11,387 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 22:35:11,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:11,503 INFO L93 Difference]: Finished difference Result 18 states and 23 transitions. [2024-11-23 22:35:11,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-23 22:35:11,508 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 22:35:11,508 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:11,519 INFO L225 Difference]: With dead ends: 18 [2024-11-23 22:35:11,519 INFO L226 Difference]: Without dead ends: 10 [2024-11-23 22:35:11,523 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-11-23 22:35:11,531 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 2 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 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, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:11,533 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 11 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:11,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2024-11-23 22:35:11,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 9. [2024-11-23 22:35:11,564 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 22:35:11,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 9 transitions. [2024-11-23 22:35:11,571 INFO L78 Accepts]: Start accepts. Automaton has 9 states and 9 transitions. Word has length 5 [2024-11-23 22:35:11,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:11,572 INFO L471 AbstractCegarLoop]: Abstraction has 9 states and 9 transitions. [2024-11-23 22:35:11,572 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 22:35:11,572 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 9 transitions. [2024-11-23 22:35:11,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-23 22:35:11,573 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:11,573 INFO L218 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1] [2024-11-23 22:35:11,587 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-23 22:35:11,774 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:11,774 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:11,775 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:11,775 INFO L85 PathProgramCache]: Analyzing trace with hash 152739811, now seen corresponding path program 1 times [2024-11-23 22:35:11,776 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:11,776 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [857061099] [2024-11-23 22:35:11,776 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 22:35:11,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:11,777 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:11,779 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:11,782 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-23 22:35:12,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 22:35:12,132 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 28 conjuncts are in the unsatisfiable core [2024-11-23 22:35:12,144 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:16,698 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:35:16,699 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:38,728 WARN L851 $PredicateComparison]: unable to prove that (let ((.cse6 ((_ zero_extend 24) |c_ULTIMATE.start_main_~mask_SORT_1~0#1|))) (let ((.cse0 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_57~0#1|)) (.cse7 (forall ((|v_ULTIMATE.start_main_~var_18_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv0 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_10|)))))))))))) (_ bv0 8)))) (.cse8 (forall ((|v_ULTIMATE.start_main_~var_18_arg_1~0#1_10| (_ BitVec 8)) (|v_ULTIMATE.start_main_~var_23_arg_0~0#1_10| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvand ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_23_arg_0~0#1_10|) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) (bvor (_ bv1 32) ((_ zero_extend 24) |v_ULTIMATE.start_main_~var_18_arg_1~0#1_10|))))))))))))))) (.cse72 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~var_7~0#1|))))))))) (let ((.cse17 (= (_ bv0 8) |c_ULTIMATE.start_main_~state_42~0#1|)) (.cse1 (let ((.cse91 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse72 .cse6)))))) (and (or .cse91 .cse7) (or .cse8 (not .cse91))))) (.cse37 (or .cse0 (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse87 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse88 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse87 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse88)))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse87))))))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse88))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse90 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse89 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse89 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse90)))))) .cse6)) (_ bv0 8)) (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse90))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse89)))))))))))))) (.cse36 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse86 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse86))))))))))) (.cse26 (let ((.cse85 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |c_ULTIMATE.start_main_~state_8~0#1|))))))))))) (and (or .cse7 .cse85) (or .cse8 (not .cse85))))) (.cse3 (not .cse0)) (.cse15 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse84 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse84 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8)) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse84)))))))))) (.cse16 (or (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse81 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse80 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse81)))))) .cse6)) (_ bv0 8)) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse80)))))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse81))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse83 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse82 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse82 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse83)))))) .cse6)) (_ bv0 8)) (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse83))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse82))))))))))) .cse0))) (let ((.cse2 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse79 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse79 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse79))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse79)))))))))) (.cse11 (and (or .cse7 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) (or .cse8 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))))))))))) (.cse12 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8))) (let ((.cse78 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse78))))))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse78))))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))))))) (_ bv0 8)))))) (.cse30 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse77 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse77))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse77 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))))))) (.cse29 (and (or .cse26 .cse3 .cse15) .cse16)) (.cse18 (and (or .cse8 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse75 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse75))))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse75)))))))))) (or .cse7 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse76 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse76)))))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse76)))))))))))))) (.cse19 (forall ((|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))) (.cse20 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse74 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse74))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse74)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse74 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))))))) (.cse27 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse73)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse73 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse73))))) (_ bv0 8)))))) (.cse14 (let ((.cse71 (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse72)))))))) (and (or .cse71 .cse7) (or .cse8 (not .cse71))))) (.cse61 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse70))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse70 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse70))))) (_ bv0 8)))))) (.cse56 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse69))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse69))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse69 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))))))) (.cse55 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse68 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse68)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse68 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8))))))) (.cse66 (and .cse37 (or .cse26 .cse36 .cse3))) (.cse13 (forall ((|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|))))))))))) (.cse35 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse67 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse67 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse67))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse67))))))))))) (.cse21 (and (or .cse26 .cse3) (or .cse0 .cse1))) (.cse28 (not .cse17))) (and (or (and (or .cse0 .cse1 .cse2) (or .cse3 (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse5 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse4 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse5)))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse4))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse4)))))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse5))))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse9 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse9))))))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse10 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse9)))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse10))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse10)))))))))))) (or .cse11 .cse12) (or .cse13 (and (or .cse14 .cse3 .cse15) .cse16))) .cse17) (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))))))))) .cse17 (and (or .cse0 .cse18) (or .cse14 .cse19 .cse3))) (or (and (or .cse20 .cse21) (or .cse0 (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse23 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse22)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse22 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse23)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse23)))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse22))))) (_ bv0 8))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse24 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse24))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse25)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse25 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse24)))))) .cse6)) (_ bv0 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse25))))) (_ bv0 8)))))))) (or .cse26 .cse3 .cse27)) .cse28) (or .cse28 (and (or .cse29 .cse13) (or .cse2 .cse21) (or .cse26 .cse3 .cse12) (or .cse11 .cse0 .cse12))) (or .cse30 .cse28 .cse21) (or (and (or .cse0 .cse30 .cse1) (or (and (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse31 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse31))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse32))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse32 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse31)))))) .cse6)) (_ bv0 8))))))) (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse34 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse33))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse33 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse34)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse34))))))))) .cse7)) .cse3)) .cse17) (or .cse29 .cse28) (or (and (or .cse35 .cse0 .cse1) (or .cse13 (and (or .cse14 .cse36 .cse3) .cse37)) (or .cse3 (and (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse38 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse38))))))) (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse39 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse38)))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse39))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse39))))))))))) (or .cse7 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse41 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse40 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse41)))))) .cse6)) (_ bv0 8)) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse40))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse40))))))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse41))))))))))))) .cse17) (or (let ((.cse42 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))))))))))) (and (or .cse0 .cse18 .cse42) (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse44 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))) (let ((.cse43 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse44)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse43)))))) .cse6)) (_ bv0 8)) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse43)))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse44))))))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse46 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))) (let ((.cse45 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) .cse46)))))) (or (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))) ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse45)))))) .cse6)) (_ bv0 8)) (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse45))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse46)))))))))))) (or .cse14 .cse19 .cse3 .cse42))) .cse17) (or (and (or .cse20 .cse0 .cse1) (or .cse3 (and (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse47 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse47))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse48))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse48)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse48 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse47)))))) .cse6)) (_ bv0 8))))))) (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse50 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse49))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse49)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse49 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse50)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse50))))))))) .cse7))) (or .cse14 .cse27)) .cse17) (or (and (or .cse3 (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse52 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse51)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse51 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse52)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse52))))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse53 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse53))))))) (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse54)))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse54 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse53)))))) .cse6)) (_ bv0 8))))))))) (or .cse0 .cse1 .cse55)) .cse17) (or .cse17 (and (or .cse56 .cse0 .cse1) (or (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse58 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse57))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse57))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse57 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse58)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse58))))))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|))))) (.cse59 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|))))))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) .cse59))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))) .cse60))))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse60))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse60 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse59)))))) .cse6)) (_ bv0 8)))))))) .cse3) (or .cse14 .cse61))) (or (and (or .cse0 (and (or (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse63 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse62))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse62 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse63)))))) .cse6)) (_ bv0 8))) (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse63)))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse62))))) (_ bv0 8))))) .cse7) (or .cse8 (forall ((|ULTIMATE.start_main_~input_5~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~input_80~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~state_67~0#1| (_ BitVec 8)) (|ULTIMATE.start_main_~var_21~0#1| (_ BitVec 8))) (let ((.cse64 ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~var_21~0#1|)))))))) (.cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) |ULTIMATE.start_main_~input_5~0#1|)))))) (or (not (= |c_ULTIMATE.start_main_~var_12~0#1| ((_ zero_extend 24) ((_ extract 7 0) (bvand .cse6 .cse64))))) (not (= (_ bv0 8) ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~input_80~0#1|)))))))) .cse65))))))) (not (= ((_ extract 7 0) (bvand ((_ zero_extend 24) ((_ extract 7 0) (bvor .cse65 ((_ zero_extend 24) ((_ extract 7 0) (bvnot .cse64)))))) .cse6)) (_ bv0 8))) (= ((_ extract 7 0) (bvand .cse6 ((_ zero_extend 24) ((_ extract 7 0) (bvor ((_ zero_extend 24) ((_ extract 7 0) (bvnot ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) ((_ extract 7 0) ((_ zero_extend 24) |ULTIMATE.start_main_~state_67~0#1|)))))))))))) .cse65))))) (_ bv0 8)))))))) (or .cse26 .cse3 .cse61) (or .cse56 .cse21)) .cse28) (or .cse28 .cse21 .cse55) (or .cse66 .cse28) (or (and (or .cse66 .cse13) (or .cse35 .cse21)) .cse28)))))) is different from false [2024-11-23 22:35:54,054 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 1 not checked. [2024-11-23 22:35:54,055 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:54,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [857061099] [2024-11-23 22:35:54,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [857061099] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:54,055 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:35:54,056 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2024-11-23 22:35:54,056 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1873243059] [2024-11-23 22:35:54,056 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:54,057 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-23 22:35:54,057 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:54,058 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-23 22:35:54,058 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=49, Unknown=1, NotChecked=14, Total=90 [2024-11-23 22:35:54,059 INFO L87 Difference]: Start difference. First operand 9 states and 9 transitions. Second operand has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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 22:35:54,585 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:54,585 INFO L93 Difference]: Finished difference Result 15 states and 15 transitions. [2024-11-23 22:35:54,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 22:35:54,586 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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 8 [2024-11-23 22:35:54,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:54,587 INFO L225 Difference]: With dead ends: 15 [2024-11-23 22:35:54,587 INFO L226 Difference]: Without dead ends: 13 [2024-11-23 22:35:54,587 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 6 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 9.7s TimeCoverageRelationStatistics Valid=42, Invalid=71, Unknown=1, NotChecked=18, Total=132 [2024-11-23 22:35:54,588 INFO L435 NwaCegarLoop]: 4 mSDtfsCounter, 4 mSDsluCounter, 16 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4 SdHoareTripleChecker+Valid, 20 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 7 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:54,589 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [4 Valid, 20 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 7 Unchecked, 0.2s Time] [2024-11-23 22:35:54,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13 states. [2024-11-23 22:35:54,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13 to 12. [2024-11-23 22:35:54,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12 states, 11 states have (on average 1.0909090909090908) internal successors, (12), 11 states have internal predecessors, (12), 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 22:35:54,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 12 transitions. [2024-11-23 22:35:54,592 INFO L78 Accepts]: Start accepts. Automaton has 12 states and 12 transitions. Word has length 8 [2024-11-23 22:35:54,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:54,592 INFO L471 AbstractCegarLoop]: Abstraction has 12 states and 12 transitions. [2024-11-23 22:35:54,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 1.4) internal successors, (14), 10 states have internal predecessors, (14), 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 22:35:54,593 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 12 transitions. [2024-11-23 22:35:54,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-23 22:35:54,593 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 22:35:54,593 INFO L218 NwaCegarLoop]: trace histogram [3, 2, 2, 1, 1, 1, 1] [2024-11-23 22:35:54,602 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-23 22:35:54,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:54,797 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 22:35:54,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 22:35:54,798 INFO L85 PathProgramCache]: Analyzing trace with hash 1906115653, now seen corresponding path program 2 times [2024-11-23 22:35:54,799 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-23 22:35:54,799 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1567092420] [2024-11-23 22:35:54,799 INFO L95 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-23 22:35:54,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:54,799 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 22:35:54,802 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-23 22:35:54,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-23 22:35:55,072 INFO L229 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-23 22:35:55,072 INFO L230 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-23 22:35:55,075 INFO L256 TraceCheckSpWp]: Trace formula consists of 147 conjuncts, 27 conjuncts are in the unsatisfiable core [2024-11-23 22:35:55,084 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-23 22:35:55,904 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-23 22:35:55,904 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-11-23 22:35:57,738 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-23 22:35:57,738 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-23 22:35:57,738 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1567092420] [2024-11-23 22:35:57,738 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1567092420] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-23 22:35:57,738 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-11-23 22:35:57,739 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 5] total 9 [2024-11-23 22:35:57,739 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2089383363] [2024-11-23 22:35:57,739 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-11-23 22:35:57,739 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-11-23 22:35:57,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-23 22:35:57,740 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-11-23 22:35:57,740 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2024-11-23 22:35:57,740 INFO L87 Difference]: Start difference. First operand 12 states and 12 transitions. Second operand has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 22:35:58,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 22:35:58,515 INFO L93 Difference]: Finished difference Result 13 states and 13 transitions. [2024-11-23 22:35:58,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-23 22:35:58,517 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 11 [2024-11-23 22:35:58,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 22:35:58,517 INFO L225 Difference]: With dead ends: 13 [2024-11-23 22:35:58,517 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 22:35:58,518 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 12 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=74, Invalid=136, Unknown=0, NotChecked=0, Total=210 [2024-11-23 22:35:58,519 INFO L435 NwaCegarLoop]: 2 mSDtfsCounter, 6 mSDsluCounter, 7 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 9 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-11-23 22:35:58,519 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 9 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-11-23 22:35:58,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 22:35:58,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 22:35:58,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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 22:35:58,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 22:35:58,521 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 11 [2024-11-23 22:35:58,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 22:35:58,521 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 22:35:58,521 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 9 states have internal predecessors, (18), 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 22:35:58,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 22:35:58,522 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 22:35:58,524 INFO L782 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 22:35:58,533 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-23 22:35:58,725 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-23 22:35:58,728 INFO L422 BasicCegarLoop]: Path program histogram: [2, 1] [2024-11-23 22:35:58,730 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 22:35:58,978 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 22:35:58,990 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression [2024-11-23 22:35:58,995 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 10:35:58 BoogieIcfgContainer [2024-11-23 22:35:58,995 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 22:35:58,996 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 22:35:58,996 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 22:35:58,996 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 22:35:58,997 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 10:35:10" (3/4) ... [2024-11-23 22:35:59,000 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 22:35:59,021 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-11-23 22:35:59,025 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-23 22:35:59,026 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-23 22:35:59,029 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 22:35:59,192 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 22:35:59,193 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 22:35:59,193 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 22:35:59,195 INFO L158 Benchmark]: Toolchain (without parser) took 50689.85ms. Allocated memory was 83.9MB in the beginning and 746.6MB in the end (delta: 662.7MB). Free memory was 58.1MB in the beginning and 692.1MB in the end (delta: -634.0MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,195 INFO L158 Benchmark]: CDTParser took 0.62ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:59,197 INFO L158 Benchmark]: CACSL2BoogieTranslator took 573.84ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 37.2MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,201 INFO L158 Benchmark]: Boogie Procedure Inliner took 106.00ms. Allocated memory is still 83.9MB. Free memory was 37.2MB in the beginning and 33.6MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,201 INFO L158 Benchmark]: Boogie Preprocessor took 116.01ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 29.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 22:35:59,201 INFO L158 Benchmark]: RCFGBuilder took 1157.51ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 29.6MB in the beginning and 91.9MB in the end (delta: -62.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,202 INFO L158 Benchmark]: TraceAbstraction took 48528.64ms. Allocated memory was 125.8MB in the beginning and 746.6MB in the end (delta: 620.8MB). Free memory was 91.4MB in the beginning and 700.5MB in the end (delta: -609.1MB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,202 INFO L158 Benchmark]: Witness Printer took 197.51ms. Allocated memory is still 746.6MB. Free memory was 700.5MB in the beginning and 692.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 22:35:59,204 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.62ms. Allocated memory is still 83.9MB. Free memory was 62.7MB in the beginning and 62.7MB in the end (delta: 17.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 573.84ms. Allocated memory is still 83.9MB. Free memory was 58.0MB in the beginning and 37.2MB in the end (delta: 20.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 106.00ms. Allocated memory is still 83.9MB. Free memory was 37.2MB in the beginning and 33.6MB in the end (delta: 3.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 116.01ms. Allocated memory is still 83.9MB. Free memory was 33.6MB in the beginning and 29.6MB in the end (delta: 4.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1157.51ms. Allocated memory was 83.9MB in the beginning and 125.8MB in the end (delta: 41.9MB). Free memory was 29.6MB in the beginning and 91.9MB in the end (delta: -62.3MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * TraceAbstraction took 48528.64ms. Allocated memory was 125.8MB in the beginning and 746.6MB in the end (delta: 620.8MB). Free memory was 91.4MB in the beginning and 700.5MB in the end (delta: -609.1MB). Peak memory consumption was 446.7MB. Max. memory is 16.1GB. * Witness Printer took 197.51ms. Allocated memory is still 746.6MB. Free memory was 700.5MB in the beginning and 692.1MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: BitVectorAccessExpression * 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 - PositiveResult [Line: 21]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 10 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 48.2s, OverallIterations: 3, TraceHistogramMax: 3, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 1.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 12 SdHoareTripleChecker+Valid, 0.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 12 mSDsluCounter, 40 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 7 IncrementalHoareTripleChecker+Unchecked, 30 mSDsCounter, 2 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 41 IncrementalHoareTripleChecker+Invalid, 50 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2 mSolverCounterUnsat, 10 mSDtfsCounter, 41 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 48 GetRequests, 20 SyntacticMatches, 2 SemanticMatches, 26 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 11.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=12occurred in iteration=2, InterpolantAutomatonStates: 18, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 2 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 45.0s InterpolantComputationTime, 24 NumberOfCodeBlocks, 24 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 38 ConstructedInterpolants, 11 QuantifiedInterpolants, 24628 SizeOfPredicates, 23 NumberOfNonLiveVariables, 336 ConjunctsInSsa, 75 ConjunctsInUnsatCore, 5 InterpolantComputations, 1 PerfectInterpolantSequences, 3/18 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (((0 == state_14) && (0 == var_12)) && (1 == mask_SORT_1)) RESULT: Ultimate proved your program to be correct! [2024-11-23 22:35:59,306 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38b1247b-5cf6-4d23-a526-230c2681b045/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE