./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --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 a38a97bc3461038e7e87049558558d95f8c77458c13b5d18555ac11c93e401e9 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-14 01:16:17,158 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-14 01:16:17,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-14 01:16:17,197 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-14 01:16:17,198 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-14 01:16:17,199 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-14 01:16:17,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-14 01:16:17,206 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-14 01:16:17,208 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-14 01:16:17,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-14 01:16:17,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-14 01:16:17,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-14 01:16:17,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-14 01:16:17,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-14 01:16:17,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-14 01:16:17,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-14 01:16:17,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-14 01:16:17,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-14 01:16:17,225 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-14 01:16:17,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-14 01:16:17,232 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-14 01:16:17,233 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-14 01:16:17,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-14 01:16:17,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-14 01:16:17,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-14 01:16:17,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-14 01:16:17,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-14 01:16:17,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-14 01:16:17,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-14 01:16:17,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-14 01:16:17,246 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-14 01:16:17,246 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-14 01:16:17,247 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-14 01:16:17,248 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-14 01:16:17,248 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-14 01:16:17,249 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-14 01:16:17,249 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-14 01:16:17,250 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-14 01:16:17,250 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-14 01:16:17,251 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-14 01:16:17,252 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-14 01:16:17,254 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-14 01:16:17,255 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-14 01:16:17,292 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-14 01:16:17,293 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-14 01:16:17,293 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-14 01:16:17,293 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-14 01:16:17,294 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-14 01:16:17,294 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-14 01:16:17,295 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-14 01:16:17,295 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-14 01:16:17,295 INFO L138 SettingsManager]: * Use SBE=true [2022-07-14 01:16:17,296 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-14 01:16:17,296 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-14 01:16:17,296 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-14 01:16:17,296 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-14 01:16:17,296 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-14 01:16:17,296 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-14 01:16:17,297 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-14 01:16:17,297 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-14 01:16:17,297 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-14 01:16:17,297 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-14 01:16:17,297 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-14 01:16:17,297 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-14 01:16:17,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:16:17,298 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-14 01:16:17,298 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-14 01:16:17,298 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-14 01:16:17,298 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-14 01:16:17,298 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-14 01:16:17,299 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-14 01:16:17,299 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-14 01:16:17,299 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-14 01:16:17,299 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a38a97bc3461038e7e87049558558d95f8c77458c13b5d18555ac11c93e401e9 [2022-07-14 01:16:17,561 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-14 01:16:17,581 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-14 01:16:17,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-14 01:16:17,584 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-14 01:16:17,585 INFO L275 PluginConnector]: CDTParser initialized [2022-07-14 01:16:17,586 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2022-07-14 01:16:17,640 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6472a56/aeeb6caa249d4c44a8a98326f0ecfa4d/FLAGa019d151c [2022-07-14 01:16:18,484 INFO L306 CDTParser]: Found 1 translation units. [2022-07-14 01:16:18,485 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2022-07-14 01:16:18,553 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6472a56/aeeb6caa249d4c44a8a98326f0ecfa4d/FLAGa019d151c [2022-07-14 01:16:18,981 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ba6472a56/aeeb6caa249d4c44a8a98326f0ecfa4d [2022-07-14 01:16:18,983 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-14 01:16:18,985 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-14 01:16:18,988 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-14 01:16:18,989 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-14 01:16:18,991 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-14 01:16:18,992 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:16:18" (1/1) ... [2022-07-14 01:16:18,993 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13722043 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:18, skipping insertion in model container [2022-07-14 01:16:18,993 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.07 01:16:18" (1/1) ... [2022-07-14 01:16:19,000 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-14 01:16:19,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-14 01:16:22,824 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[405405,405418] [2022-07-14 01:16:23,046 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:16:23,094 INFO L203 MainTranslator]: Completed pre-run [2022-07-14 01:16:23,588 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i[405405,405418] [2022-07-14 01:16:23,599 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-14 01:16:23,807 INFO L208 MainTranslator]: Completed translation [2022-07-14 01:16:23,809 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23 WrapperNode [2022-07-14 01:16:23,809 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-14 01:16:23,811 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-14 01:16:23,827 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-14 01:16:23,827 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-14 01:16:23,845 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,057 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,336 INFO L137 Inliner]: procedures = 441, calls = 4362, calls flagged for inlining = 207, calls inlined = 185, statements flattened = 7900 [2022-07-14 01:16:24,337 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-14 01:16:24,337 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-14 01:16:24,337 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-14 01:16:24,338 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-14 01:16:24,345 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,345 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,412 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,413 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,654 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,673 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-14 01:16:24,761 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-14 01:16:24,761 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-14 01:16:24,761 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-14 01:16:24,762 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (1/1) ... [2022-07-14 01:16:24,769 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-14 01:16:24,777 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-14 01:16:24,790 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-14 01:16:24,801 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-14 01:16:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-07-14 01:16:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-07-14 01:16:24,826 INFO L130 BoogieDeclarations]: Found specification of procedure cm_deref_id [2022-07-14 01:16:24,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_deref_id [2022-07-14 01:16:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reset_to_idle [2022-07-14 01:16:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reset_to_idle [2022-07-14 01:16:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-14 01:16:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-14 01:16:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure ib_unregister_mad_agent [2022-07-14 01:16:24,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_unregister_mad_agent [2022-07-14 01:16:24,827 INFO L130 BoogieDeclarations]: Found specification of procedure be64_gt [2022-07-14 01:16:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_gt [2022-07-14 01:16:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure idr_destroy [2022-07-14 01:16:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_destroy [2022-07-14 01:16:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-07-14 01:16:24,828 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-07-14 01:16:24,828 INFO L130 BoogieDeclarations]: Found specification of procedure cm_process_work [2022-07-14 01:16:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_process_work [2022-07-14 01:16:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-14 01:16:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-14 01:16:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure cm_ack_timeout [2022-07-14 01:16:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_ack_timeout [2022-07-14 01:16:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure cm_reject_sidr_req [2022-07-14 01:16:24,829 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_reject_sidr_req [2022-07-14 01:16:24,829 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rej [2022-07-14 01:16:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rej [2022-07-14 01:16:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_set_private_data [2022-07-14 01:16:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_set_private_data [2022-07-14 01:16:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure class_unregister [2022-07-14 01:16:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure class_unregister [2022-07-14 01:16:24,830 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_qpn [2022-07-14 01:16:24,830 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_qpn [2022-07-14 01:16:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_get_id [2022-07-14 01:16:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_get_id [2022-07-14 01:16:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_response_msg [2022-07-14 01:16:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_response_msg [2022-07-14 01:16:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-07-14 01:16:24,831 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-07-14 01:16:24,831 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_service_timeout [2022-07-14 01:16:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_service_timeout [2022-07-14 01:16:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mask_copy [2022-07-14 01:16:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mask_copy [2022-07-14 01:16:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-07-14 01:16:24,832 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-07-14 01:16:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-07-14 01:16:24,832 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_resp_res [2022-07-14 01:16:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_resp_res [2022-07-14 01:16:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_reject_info_len [2022-07-14 01:16:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_reject_info_len [2022-07-14 01:16:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure cm_enter_timewait [2022-07-14 01:16:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_enter_timewait [2022-07-14 01:16:24,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-07-14 01:16:24,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-07-14 01:16:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-07-14 01:16:24,834 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-07-14 01:16:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-14 01:16:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_drep [2022-07-14 01:16:24,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_drep [2022-07-14 01:16:24,834 INFO L130 BoogieDeclarations]: Found specification of procedure rb_link_node [2022-07-14 01:16:24,834 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_link_node [2022-07-14 01:16:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-07-14 01:16:24,835 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-07-14 01:16:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_ah [2022-07-14 01:16:24,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_ah [2022-07-14 01:16:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-14 01:16:24,835 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-14 01:16:24,835 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc_and_test [2022-07-14 01:16:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc_and_test [2022-07-14 01:16:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-14 01:16:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-14 01:16:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-14 01:16:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_alt_sl [2022-07-14 01:16:24,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_alt_sl [2022-07-14 01:16:24,836 INFO L130 BoogieDeclarations]: Found specification of procedure rdma_cap_ib_cm [2022-07-14 01:16:24,837 INFO L138 BoogieDeclarations]: Found implementation of procedure rdma_cap_ib_cm [2022-07-14 01:16:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure cm_create_timewait_info [2022-07-14 01:16:24,837 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_create_timewait_info [2022-07-14 01:16:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-07-14 01:16:24,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-07-14 01:16:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-14 01:16:24,837 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_rnr_retry_count [2022-07-14 01:16:24,838 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_rnr_retry_count [2022-07-14 01:16:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-14 01:16:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_long_inc [2022-07-14 01:16:24,838 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_long_inc [2022-07-14 01:16:24,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-14 01:16:24,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-14 01:16:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure cm_destroy_id [2022-07-14 01:16:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_destroy_id [2022-07-14 01:16:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-07-14 01:16:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-07-14 01:16:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-07-14 01:16:24,839 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-07-14 01:16:24,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-14 01:16:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-14 01:16:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_starting_psn [2022-07-14 01:16:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_starting_psn [2022-07-14 01:16:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-14 01:16:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mra [2022-07-14 01:16:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mra [2022-07-14 01:16:24,840 INFO L130 BoogieDeclarations]: Found specification of procedure cm_convert_to_ms [2022-07-14 01:16:24,840 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_convert_to_ms [2022-07-14 01:16:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure cm_find_listen [2022-07-14 01:16:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_find_listen [2022-07-14 01:16:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-14 01:16:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_irqsave [2022-07-14 01:16:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_irqsave [2022-07-14 01:16:24,841 INFO L130 BoogieDeclarations]: Found specification of procedure ib_free_recv_mad [2022-07-14 01:16:24,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_free_recv_mad [2022-07-14 01:16:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-14 01:16:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-14 01:16:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_qpn [2022-07-14 01:16:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_qpn [2022-07-14 01:16:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-07-14 01:16:24,842 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-07-14 01:16:24,842 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_irqrestore [2022-07-14 01:16:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_irqrestore [2022-07-14 01:16:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_path_mtu [2022-07-14 01:16:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_path_mtu [2022-07-14 01:16:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure rb_erase [2022-07-14 01:16:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_erase [2022-07-14 01:16:24,843 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_set_primary_sl [2022-07-14 01:16:24,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_set_primary_sl [2022-07-14 01:16:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure device_unregister [2022-07-14 01:16:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure device_unregister [2022-07-14 01:16:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure rb_insert_color [2022-07-14 01:16:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rb_insert_color [2022-07-14 01:16:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-07-14 01:16:24,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-07-14 01:16:24,844 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2022-07-14 01:16:24,845 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2022-07-14 01:16:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_mad [2022-07-14 01:16:24,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_mad [2022-07-14 01:16:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_target_ack_delay [2022-07-14 01:16:24,845 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_target_ack_delay [2022-07-14 01:16:24,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-14 01:16:24,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-14 01:16:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure ib_destroy_cm_id [2022-07-14 01:16:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_destroy_cm_id [2022-07-14 01:16:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-07-14 01:16:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-07-14 01:16:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-07-14 01:16:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-07-14 01:16:24,846 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_msg [2022-07-14 01:16:24,846 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_msg [2022-07-14 01:16:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-14 01:16:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-14 01:16:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-14 01:16:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-14 01:16:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_qpn [2022-07-14 01:16:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_qpn [2022-07-14 01:16:24,847 INFO L130 BoogieDeclarations]: Found specification of procedure cm_work_handler [2022-07-14 01:16:24,847 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_work_handler [2022-07-14 01:16:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_send_mad [2022-07-14 01:16:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_send_mad [2022-07-14 01:16:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-07-14 01:16:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-07-14 01:16:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_mad_hdr [2022-07-14 01:16:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_mad_hdr [2022-07-14 01:16:24,848 INFO L130 BoogieDeclarations]: Found specification of procedure cm_mra_get_msg_mraed [2022-07-14 01:16:24,848 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_mra_get_msg_mraed [2022-07-14 01:16:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rej_set_msg_rejected [2022-07-14 01:16:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rej_set_msg_rejected [2022-07-14 01:16:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-14 01:16:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-14 01:16:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-07-14 01:16:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-07-14 01:16:24,849 INFO L130 BoogieDeclarations]: Found specification of procedure cm_format_rtu [2022-07-14 01:16:24,849 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_format_rtu [2022-07-14 01:16:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure cm_dequeue_work [2022-07-14 01:16:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_dequeue_work [2022-07-14 01:16:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_rnr_retry_count [2022-07-14 01:16:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_rnr_retry_count [2022-07-14 01:16:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-14 01:16:24,850 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-14 01:16:24,850 INFO L130 BoogieDeclarations]: Found specification of procedure be32_lt [2022-07-14 01:16:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_lt [2022-07-14 01:16:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_retry_count [2022-07-14 01:16:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_retry_count [2022-07-14 01:16:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-14 01:16:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-14 01:16:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_for_response [2022-07-14 01:16:24,851 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_for_response [2022-07-14 01:16:24,851 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_init_depth [2022-07-14 01:16:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_init_depth [2022-07-14 01:16:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-07-14 01:16:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-07-14 01:16:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure cm_remove_port_fs [2022-07-14 01:16:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_remove_port_fs [2022-07-14 01:16:24,852 INFO L130 BoogieDeclarations]: Found specification of procedure cm_alloc_msg [2022-07-14 01:16:24,852 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_alloc_msg [2022-07-14 01:16:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-14 01:16:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-07-14 01:16:24,853 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-07-14 01:16:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-14 01:16:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-07-14 01:16:24,853 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-07-14 01:16:24,853 INFO L130 BoogieDeclarations]: Found specification of procedure ib_modify_port [2022-07-14 01:16:24,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_modify_port [2022-07-14 01:16:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-14 01:16:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-14 01:16:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-14 01:16:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-14 01:16:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-14 01:16:24,854 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2022-07-14 01:16:24,854 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2022-07-14 01:16:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure ib_create_cm_id [2022-07-14 01:16:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_create_cm_id [2022-07-14 01:16:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-07-14 01:16:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-07-14 01:16:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_qp_type [2022-07-14 01:16:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_qp_type [2022-07-14 01:16:24,855 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-07-14 01:16:24,855 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-07-14 01:16:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure cm_cleanup_timewait [2022-07-14 01:16:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_cleanup_timewait [2022-07-14 01:16:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure cm_init_av_by_path [2022-07-14 01:16:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_init_av_by_path [2022-07-14 01:16:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure be32_gt [2022-07-14 01:16:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure be32_gt [2022-07-14 01:16:24,856 INFO L130 BoogieDeclarations]: Found specification of procedure cm_free_work [2022-07-14 01:16:24,856 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_free_work [2022-07-14 01:16:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_rej [2022-07-14 01:16:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_rej [2022-07-14 01:16:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure cm_insert_remote_id [2022-07-14 01:16:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_insert_remote_id [2022-07-14 01:16:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-14 01:16:24,857 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-14 01:16:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-14 01:16:24,857 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-07-14 01:16:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-07-14 01:16:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-14 01:16:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-14 01:16:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure ib_post_send_mad [2022-07-14 01:16:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_post_send_mad [2022-07-14 01:16:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure idr_find [2022-07-14 01:16:24,858 INFO L138 BoogieDeclarations]: Found implementation of procedure idr_find [2022-07-14 01:16:24,858 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-07-14 01:16:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-07-14 01:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_put [2022-07-14 01:16:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_put [2022-07-14 01:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_get_starting_psn [2022-07-14 01:16:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_get_starting_psn [2022-07-14 01:16:24,859 INFO L130 BoogieDeclarations]: Found specification of procedure cm_copy_private_data [2022-07-14 01:16:24,859 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_copy_private_data [2022-07-14 01:16:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure cm_req_get_local_resp_timeout [2022-07-14 01:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_req_get_local_resp_timeout [2022-07-14 01:16:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure cm_form_tid [2022-07-14 01:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_form_tid [2022-07-14 01:16:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure cm_acquire_id [2022-07-14 01:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_acquire_id [2022-07-14 01:16:24,860 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-07-14 01:16:24,860 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-07-14 01:16:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure ib_send_cm_sidr_rep [2022-07-14 01:16:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_send_cm_sidr_rep [2022-07-14 01:16:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-07-14 01:16:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-07-14 01:16:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-07-14 01:16:24,861 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-07-14 01:16:24,861 INFO L130 BoogieDeclarations]: Found specification of procedure cm_rep_set_srq [2022-07-14 01:16:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_rep_set_srq [2022-07-14 01:16:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure cm_issue_rej [2022-07-14 01:16:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_issue_rej [2022-07-14 01:16:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-07-14 01:16:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-07-14 01:16:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure ib_cancel_mad [2022-07-14 01:16:24,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ib_cancel_mad [2022-07-14 01:16:24,862 INFO L130 BoogieDeclarations]: Found specification of procedure be64_lt [2022-07-14 01:16:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure be64_lt [2022-07-14 01:16:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure cm_devnode [2022-07-14 01:16:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure cm_devnode [2022-07-14 01:16:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:16:24,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-14 01:16:24,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-14 01:16:26,138 INFO L234 CfgBuilder]: Building ICFG [2022-07-14 01:16:26,144 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-14 01:16:26,351 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-14 01:16:46,240 INFO L275 CfgBuilder]: Performing block encoding [2022-07-14 01:16:46,259 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-14 01:16:46,259 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-14 01:16:46,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:16:46 BoogieIcfgContainer [2022-07-14 01:16:46,265 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-14 01:16:46,267 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-14 01:16:46,267 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-14 01:16:46,271 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-14 01:16:46,271 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.07 01:16:18" (1/3) ... [2022-07-14 01:16:46,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4666bf2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:16:46, skipping insertion in model container [2022-07-14 01:16:46,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.07 01:16:23" (2/3) ... [2022-07-14 01:16:46,272 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4666bf2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 01:16:46, skipping insertion in model container [2022-07-14 01:16:46,272 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 01:16:46" (3/3) ... [2022-07-14 01:16:46,274 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-32_7a-drivers--infiniband--core--ib_cm.ko-entry_point.cil.out.i [2022-07-14 01:16:46,286 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-14 01:16:46,287 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-14 01:16:46,390 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-14 01:16:46,396 INFO L357 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, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@526444, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@138703a [2022-07-14 01:16:46,396 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-14 01:16:46,408 INFO L276 IsEmpty]: Start isEmpty. Operand has 2545 states, 1660 states have (on average 1.2933734939759036) internal successors, (2147), 1736 states have internal predecessors, (2147), 756 states have call successors, (756), 128 states have call predecessors, (756), 127 states have return successors, (746), 723 states have call predecessors, (746), 746 states have call successors, (746) [2022-07-14 01:16:46,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-07-14 01:16:46,442 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:16:46,443 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:16:46,443 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:16:46,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:16:46,448 INFO L85 PathProgramCache]: Analyzing trace with hash -410089185, now seen corresponding path program 1 times [2022-07-14 01:16:46,456 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:16:46,456 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [599196993] [2022-07-14 01:16:46,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:16:46,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:16:46,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:16:47,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,251 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:16:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:16:47,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:16:47,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:16:47,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:16:47,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:16:47,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:16:47,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:16:47,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:16:47,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:16:47,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:16:47,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 01:16:47,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:16:47,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 01:16:47,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,925 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:16:47,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:16:47,941 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2022-07-14 01:16:47,942 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:16:47,942 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [599196993] [2022-07-14 01:16:47,943 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [599196993] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:16:47,943 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:16:47,944 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-14 01:16:47,945 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [223282698] [2022-07-14 01:16:47,946 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:16:47,951 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-14 01:16:47,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:16:47,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-14 01:16:47,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-14 01:16:47,991 INFO L87 Difference]: Start difference. First operand has 2545 states, 1660 states have (on average 1.2933734939759036) internal successors, (2147), 1736 states have internal predecessors, (2147), 756 states have call successors, (756), 128 states have call predecessors, (756), 127 states have return successors, (746), 723 states have call predecessors, (746), 746 states have call successors, (746) Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:16:52,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:16:59,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:01,919 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:04,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:07,018 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:07,201 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:17:07,201 INFO L93 Difference]: Finished difference Result 5616 states and 8417 transitions. [2022-07-14 01:17:07,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:17:07,206 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 187 [2022-07-14 01:17:07,207 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:17:07,253 INFO L225 Difference]: With dead ends: 5616 [2022-07-14 01:17:07,253 INFO L226 Difference]: Without dead ends: 3056 [2022-07-14 01:17:07,301 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-07-14 01:17:07,305 INFO L413 NwaCegarLoop]: 3480 mSDtfsCounter, 1518 mSDsluCounter, 1810 mSDsCounter, 0 mSdLazyCounter, 2192 mSolverCounterSat, 1968 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1700 SdHoareTripleChecker+Valid, 5290 SdHoareTripleChecker+Invalid, 4165 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1968 IncrementalHoareTripleChecker+Valid, 2192 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.6s IncrementalHoareTripleChecker+Time [2022-07-14 01:17:07,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1700 Valid, 5290 Invalid, 4165 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1968 Valid, 2192 Invalid, 5 Unknown, 0 Unchecked, 18.6s Time] [2022-07-14 01:17:07,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3056 states. [2022-07-14 01:17:07,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3056 to 2526. [2022-07-14 01:17:07,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2526 states, 1653 states have (on average 1.2855414398064127) internal successors, (2125), 1717 states have internal predecessors, (2125), 746 states have call successors, (746), 127 states have call predecessors, (746), 126 states have return successors, (743), 720 states have call predecessors, (743), 743 states have call successors, (743) [2022-07-14 01:17:07,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2526 states to 2526 states and 3614 transitions. [2022-07-14 01:17:07,602 INFO L78 Accepts]: Start accepts. Automaton has 2526 states and 3614 transitions. Word has length 187 [2022-07-14 01:17:07,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:17:07,602 INFO L495 AbstractCegarLoop]: Abstraction has 2526 states and 3614 transitions. [2022-07-14 01:17:07,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:17:07,603 INFO L276 IsEmpty]: Start isEmpty. Operand 2526 states and 3614 transitions. [2022-07-14 01:17:07,614 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2022-07-14 01:17:07,614 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:17:07,615 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:17:07,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-14 01:17:07,616 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:17:07,616 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:17:07,616 INFO L85 PathProgramCache]: Analyzing trace with hash 1675900687, now seen corresponding path program 1 times [2022-07-14 01:17:07,617 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:17:07,617 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1965265444] [2022-07-14 01:17:07,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:17:07,617 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:17:07,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:07,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:17:07,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:07,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:07,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:07,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:07,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:07,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:17:07,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:17:08,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:17:08,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:17:08,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:17:08,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:17:08,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,247 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:17:08,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:08,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:08,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-07-14 01:17:08,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:17:08,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2022-07-14 01:17:08,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:17:08,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2022-07-14 01:17:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:17:08,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:08,473 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 392 trivial. 0 not checked. [2022-07-14 01:17:08,473 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:17:08,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1965265444] [2022-07-14 01:17:08,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1965265444] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:17:08,474 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:17:08,474 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:17:08,474 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1843365034] [2022-07-14 01:17:08,475 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:17:08,477 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:17:08,477 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:17:08,478 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:17:08,478 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:17:08,478 INFO L87 Difference]: Start difference. First operand 2526 states and 3614 transitions. Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:17:12,667 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:26,393 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:29,824 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:33,912 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:36,288 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:36,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:17:36,729 INFO L93 Difference]: Finished difference Result 8521 states and 12631 transitions. [2022-07-14 01:17:36,730 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-14 01:17:36,730 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 187 [2022-07-14 01:17:36,731 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:17:36,786 INFO L225 Difference]: With dead ends: 8521 [2022-07-14 01:17:36,786 INFO L226 Difference]: Without dead ends: 6017 [2022-07-14 01:17:36,816 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2022-07-14 01:17:36,817 INFO L413 NwaCegarLoop]: 4072 mSDtfsCounter, 6185 mSDsluCounter, 5207 mSDsCounter, 0 mSdLazyCounter, 6025 mSolverCounterSat, 4566 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6910 SdHoareTripleChecker+Valid, 9279 SdHoareTripleChecker+Invalid, 10596 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 4566 IncrementalHoareTripleChecker+Valid, 6025 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.5s IncrementalHoareTripleChecker+Time [2022-07-14 01:17:36,817 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6910 Valid, 9279 Invalid, 10596 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [4566 Valid, 6025 Invalid, 5 Unknown, 0 Unchecked, 27.5s Time] [2022-07-14 01:17:36,825 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6017 states. [2022-07-14 01:17:37,080 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6017 to 4957. [2022-07-14 01:17:37,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4957 states, 3245 states have (on average 1.286286594761171) internal successors, (4174), 3370 states have internal predecessors, (4174), 1461 states have call successors, (1461), 251 states have call predecessors, (1461), 250 states have return successors, (1458), 1412 states have call predecessors, (1458), 1458 states have call successors, (1458) [2022-07-14 01:17:37,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4957 states and 7093 transitions. [2022-07-14 01:17:37,121 INFO L78 Accepts]: Start accepts. Automaton has 4957 states and 7093 transitions. Word has length 187 [2022-07-14 01:17:37,123 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:17:37,123 INFO L495 AbstractCegarLoop]: Abstraction has 4957 states and 7093 transitions. [2022-07-14 01:17:37,125 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:17:37,125 INFO L276 IsEmpty]: Start isEmpty. Operand 4957 states and 7093 transitions. [2022-07-14 01:17:37,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-07-14 01:17:37,137 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:17:37,138 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:17:37,138 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-14 01:17:37,138 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:17:37,139 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:17:37,139 INFO L85 PathProgramCache]: Analyzing trace with hash -98540556, now seen corresponding path program 1 times [2022-07-14 01:17:37,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:17:37,140 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793554352] [2022-07-14 01:17:37,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:17:37,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:17:37,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:17:37,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:17:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:17:37,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:17:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,727 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:17:37,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:17:37,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,786 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,800 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:17:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:17:37,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,867 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:17:37,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,879 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:17:37,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-14 01:17:37,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,918 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:17:37,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-07-14 01:17:37,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,948 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:17:37,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-14 01:17:37,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:17:37,977 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-14 01:17:37,977 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:17:37,977 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793554352] [2022-07-14 01:17:37,977 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1793554352] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:17:37,978 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:17:37,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-14 01:17:37,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1207389810] [2022-07-14 01:17:37,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:17:37,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-14 01:17:37,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:17:37,980 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-14 01:17:37,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2022-07-14 01:17:37,980 INFO L87 Difference]: Start difference. First operand 4957 states and 7093 transitions. Second operand has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-14 01:17:42,671 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:44,693 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:53,112 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:55,137 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:57,880 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:17:59,914 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:02,838 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:04,865 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:07,067 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:09,110 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:09,308 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:18:09,308 INFO L93 Difference]: Finished difference Result 11187 states and 16477 transitions. [2022-07-14 01:18:09,309 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-14 01:18:09,309 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) Word has length 188 [2022-07-14 01:18:09,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:18:09,362 INFO L225 Difference]: With dead ends: 11187 [2022-07-14 01:18:09,363 INFO L226 Difference]: Without dead ends: 6252 [2022-07-14 01:18:09,402 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2022-07-14 01:18:09,403 INFO L413 NwaCegarLoop]: 3740 mSDtfsCounter, 5460 mSDsluCounter, 5732 mSDsCounter, 0 mSdLazyCounter, 4546 mSolverCounterSat, 2995 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6013 SdHoareTripleChecker+Valid, 9472 SdHoareTripleChecker+Invalid, 7551 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2995 IncrementalHoareTripleChecker+Valid, 4546 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.8s IncrementalHoareTripleChecker+Time [2022-07-14 01:18:09,404 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6013 Valid, 9472 Invalid, 7551 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2995 Valid, 4546 Invalid, 10 Unknown, 0 Unchecked, 30.8s Time] [2022-07-14 01:18:09,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6252 states. [2022-07-14 01:18:09,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6252 to 4959. [2022-07-14 01:18:09,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4959 states, 3247 states have (on average 1.285802279026794) internal successors, (4175), 3372 states have internal predecessors, (4175), 1461 states have call successors, (1461), 251 states have call predecessors, (1461), 250 states have return successors, (1458), 1412 states have call predecessors, (1458), 1458 states have call successors, (1458) [2022-07-14 01:18:09,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4959 states to 4959 states and 7094 transitions. [2022-07-14 01:18:09,730 INFO L78 Accepts]: Start accepts. Automaton has 4959 states and 7094 transitions. Word has length 188 [2022-07-14 01:18:09,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:18:09,731 INFO L495 AbstractCegarLoop]: Abstraction has 4959 states and 7094 transitions. [2022-07-14 01:18:09,732 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.142857142857142) internal successors, (64), 4 states have internal predecessors, (64), 2 states have call successors, (16), 5 states have call predecessors, (16), 1 states have return successors, (15), 1 states have call predecessors, (15), 1 states have call successors, (15) [2022-07-14 01:18:09,732 INFO L276 IsEmpty]: Start isEmpty. Operand 4959 states and 7094 transitions. [2022-07-14 01:18:09,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2022-07-14 01:18:09,738 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:18:09,738 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:18:09,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-14 01:18:09,739 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:18:09,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:18:09,739 INFO L85 PathProgramCache]: Analyzing trace with hash -1245929627, now seen corresponding path program 1 times [2022-07-14 01:18:09,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:18:09,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [943725861] [2022-07-14 01:18:09,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:18:09,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:18:09,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:18:10,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:18:10,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:18:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:18:10,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:18:10,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:18:10,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:18:10,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:18:10,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:10,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:10,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-14 01:18:10,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:18:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-07-14 01:18:10,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:18:10,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-14 01:18:10,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:18:10,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:10,546 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-14 01:18:10,547 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:18:10,547 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [943725861] [2022-07-14 01:18:10,547 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [943725861] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:18:10,547 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:18:10,548 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:18:10,548 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1501812605] [2022-07-14 01:18:10,548 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:18:10,548 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:18:10,549 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:18:10,549 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:18:10,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:18:10,549 INFO L87 Difference]: Start difference. First operand 4959 states and 7094 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:18:14,534 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:16,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:23,440 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:25,464 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:28,089 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:30,115 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:33,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:35,275 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:37,485 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:39,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:39,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:18:39,744 INFO L93 Difference]: Finished difference Result 5989 states and 8964 transitions. [2022-07-14 01:18:39,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:18:39,744 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 190 [2022-07-14 01:18:39,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:18:39,789 INFO L225 Difference]: With dead ends: 5989 [2022-07-14 01:18:39,790 INFO L226 Difference]: Without dead ends: 5986 [2022-07-14 01:18:39,798 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:18:39,799 INFO L413 NwaCegarLoop]: 3408 mSDtfsCounter, 5091 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 2910 mSolverCounterSat, 2837 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5641 SdHoareTripleChecker+Valid, 5968 SdHoareTripleChecker+Invalid, 5757 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2837 IncrementalHoareTripleChecker+Valid, 2910 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.7s IncrementalHoareTripleChecker+Time [2022-07-14 01:18:39,799 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5641 Valid, 5968 Invalid, 5757 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2837 Valid, 2910 Invalid, 10 Unknown, 0 Unchecked, 28.7s Time] [2022-07-14 01:18:39,807 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5986 states. [2022-07-14 01:18:40,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5986 to 4958. [2022-07-14 01:18:40,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4958 states, 3247 states have (on average 1.285494302433015) internal successors, (4174), 3371 states have internal predecessors, (4174), 1460 states have call successors, (1460), 251 states have call predecessors, (1460), 250 states have return successors, (1458), 1412 states have call predecessors, (1458), 1458 states have call successors, (1458) [2022-07-14 01:18:40,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4958 states to 4958 states and 7092 transitions. [2022-07-14 01:18:40,125 INFO L78 Accepts]: Start accepts. Automaton has 4958 states and 7092 transitions. Word has length 190 [2022-07-14 01:18:40,126 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:18:40,126 INFO L495 AbstractCegarLoop]: Abstraction has 4958 states and 7092 transitions. [2022-07-14 01:18:40,126 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 3 states have internal predecessors, (64), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:18:40,127 INFO L276 IsEmpty]: Start isEmpty. Operand 4958 states and 7092 transitions. [2022-07-14 01:18:40,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2022-07-14 01:18:40,133 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:18:40,134 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:18:40,134 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-14 01:18:40,134 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:18:40,134 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:18:40,135 INFO L85 PathProgramCache]: Analyzing trace with hash 29585458, now seen corresponding path program 1 times [2022-07-14 01:18:40,135 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:18:40,135 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [522410622] [2022-07-14 01:18:40,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:18:40,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:18:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:18:40,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:18:40,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:18:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,591 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:18:40,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,620 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:18:40,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,657 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:18:40,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:18:40,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:18:40,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:18:40,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:18:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-14 01:18:40,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,813 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:18:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-07-14 01:18:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:18:40,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-14 01:18:40,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:18:40,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:18:40,886 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-14 01:18:40,887 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:18:40,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [522410622] [2022-07-14 01:18:40,887 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [522410622] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:18:40,887 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:18:40,887 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:18:40,888 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1308345462] [2022-07-14 01:18:40,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:18:40,888 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:18:40,888 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:18:40,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:18:40,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:18:40,889 INFO L87 Difference]: Start difference. First operand 4958 states and 7092 transitions. Second operand has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:18:44,757 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:51,680 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:54,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:57,011 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:59,199 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:18:59,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:18:59,403 INFO L93 Difference]: Finished difference Result 5988 states and 8962 transitions. [2022-07-14 01:18:59,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:18:59,403 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 191 [2022-07-14 01:18:59,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:18:59,442 INFO L225 Difference]: With dead ends: 5988 [2022-07-14 01:18:59,442 INFO L226 Difference]: Without dead ends: 5985 [2022-07-14 01:18:59,448 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:18:59,449 INFO L413 NwaCegarLoop]: 3402 mSDtfsCounter, 5089 mSDsluCounter, 2560 mSDsCounter, 0 mSdLazyCounter, 2913 mSolverCounterSat, 2837 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5640 SdHoareTripleChecker+Valid, 5962 SdHoareTripleChecker+Invalid, 5755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2837 IncrementalHoareTripleChecker+Valid, 2913 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-07-14 01:18:59,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5640 Valid, 5962 Invalid, 5755 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2837 Valid, 2913 Invalid, 5 Unknown, 0 Unchecked, 18.1s Time] [2022-07-14 01:18:59,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5985 states. [2022-07-14 01:18:59,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5985 to 4957. [2022-07-14 01:18:59,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4957 states, 3247 states have (on average 1.2851863258392362) internal successors, (4173), 3370 states have internal predecessors, (4173), 1459 states have call successors, (1459), 251 states have call predecessors, (1459), 250 states have return successors, (1458), 1412 states have call predecessors, (1458), 1458 states have call successors, (1458) [2022-07-14 01:18:59,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4957 states to 4957 states and 7090 transitions. [2022-07-14 01:18:59,749 INFO L78 Accepts]: Start accepts. Automaton has 4957 states and 7090 transitions. Word has length 191 [2022-07-14 01:18:59,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:18:59,749 INFO L495 AbstractCegarLoop]: Abstraction has 4957 states and 7090 transitions. [2022-07-14 01:18:59,750 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.833333333333334) internal successors, (65), 3 states have internal predecessors, (65), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:18:59,750 INFO L276 IsEmpty]: Start isEmpty. Operand 4957 states and 7090 transitions. [2022-07-14 01:18:59,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 193 [2022-07-14 01:18:59,756 INFO L187 NwaCegarLoop]: Found error trace [2022-07-14 01:18:59,756 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-14 01:18:59,756 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-14 01:18:59,757 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-14 01:18:59,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-14 01:18:59,757 INFO L85 PathProgramCache]: Analyzing trace with hash 915852296, now seen corresponding path program 1 times [2022-07-14 01:18:59,757 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-14 01:18:59,757 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1152380478] [2022-07-14 01:18:59,758 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-14 01:18:59,758 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-14 01:18:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-14 01:19:00,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-14 01:19:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,137 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-14 01:19:00,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-14 01:19:00,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-14 01:19:00,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-14 01:19:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-14 01:19:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-14 01:19:00,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-14 01:19:00,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-14 01:19:00,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,392 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2022-07-14 01:19:00,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-14 01:19:00,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2022-07-14 01:19:00,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2022-07-14 01:19:00,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2022-07-14 01:19:00,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2022-07-14 01:19:00,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-14 01:19:00,486 INFO L134 CoverageAnalysis]: Checked inductivity of 395 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2022-07-14 01:19:00,486 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-14 01:19:00,486 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1152380478] [2022-07-14 01:19:00,486 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1152380478] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-14 01:19:00,486 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-14 01:19:00,487 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-14 01:19:00,487 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1469426819] [2022-07-14 01:19:00,487 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-14 01:19:00,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-14 01:19:00,488 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-14 01:19:00,488 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-14 01:19:00,488 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-14 01:19:00,488 INFO L87 Difference]: Start difference. First operand 4957 states and 7090 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:19:03,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:19:09,720 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:19:12,169 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:19:14,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:19:17,038 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-14 01:19:17,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-14 01:19:17,167 INFO L93 Difference]: Finished difference Result 5985 states and 8959 transitions. [2022-07-14 01:19:17,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-14 01:19:17,168 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 192 [2022-07-14 01:19:17,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-14 01:19:17,169 INFO L225 Difference]: With dead ends: 5985 [2022-07-14 01:19:17,169 INFO L226 Difference]: Without dead ends: 0 [2022-07-14 01:19:17,195 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 60 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2022-07-14 01:19:17,196 INFO L413 NwaCegarLoop]: 3401 mSDtfsCounter, 5641 mSDsluCounter, 1568 mSDsCounter, 0 mSdLazyCounter, 1823 mSolverCounterSat, 3783 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 15.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6186 SdHoareTripleChecker+Valid, 4969 SdHoareTripleChecker+Invalid, 5611 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3783 IncrementalHoareTripleChecker+Valid, 1823 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.3s IncrementalHoareTripleChecker+Time [2022-07-14 01:19:17,196 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6186 Valid, 4969 Invalid, 5611 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3783 Valid, 1823 Invalid, 5 Unknown, 0 Unchecked, 16.3s Time] [2022-07-14 01:19:17,197 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-14 01:19:17,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-14 01:19:17,197 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) [2022-07-14 01:19:17,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-14 01:19:17,199 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 192 [2022-07-14 01:19:17,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-14 01:19:17,199 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-14 01:19:17,200 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 3 states have internal predecessors, (66), 3 states have call successors, (17), 5 states have call predecessors, (17), 1 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-07-14 01:19:17,200 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-14 01:19:17,200 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-14 01:19:17,202 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-14 01:19:17,203 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-14 01:19:17,205 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.