/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SingleStatement --traceabstraction.use.minimal.unsat.core.enumeration false -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-c90d42b [2020-09-24 15:13:40,285 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-09-24 15:13:40,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-09-24 15:13:40,316 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-09-24 15:13:40,317 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-09-24 15:13:40,318 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-09-24 15:13:40,320 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-09-24 15:13:40,322 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-09-24 15:13:40,324 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-09-24 15:13:40,325 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-09-24 15:13:40,326 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-09-24 15:13:40,327 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-09-24 15:13:40,328 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-09-24 15:13:40,329 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-09-24 15:13:40,330 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-09-24 15:13:40,332 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-09-24 15:13:40,333 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-09-24 15:13:40,334 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-09-24 15:13:40,336 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-09-24 15:13:40,339 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-09-24 15:13:40,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-09-24 15:13:40,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-09-24 15:13:40,349 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-09-24 15:13:40,350 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-09-24 15:13:40,353 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-09-24 15:13:40,353 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-09-24 15:13:40,353 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-09-24 15:13:40,355 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-09-24 15:13:40,355 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-09-24 15:13:40,356 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-09-24 15:13:40,357 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-09-24 15:13:40,357 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-09-24 15:13:40,358 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-09-24 15:13:40,360 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-09-24 15:13:40,361 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-09-24 15:13:40,361 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-09-24 15:13:40,362 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-09-24 15:13:40,362 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-09-24 15:13:40,362 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-09-24 15:13:40,364 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-09-24 15:13:40,365 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-09-24 15:13:40,366 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-09-24 15:13:40,393 INFO L113 SettingsManager]: Loading preferences was successful [2020-09-24 15:13:40,393 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-09-24 15:13:40,394 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-09-24 15:13:40,395 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-09-24 15:13:40,395 INFO L138 SettingsManager]: * Use SBE=true [2020-09-24 15:13:40,395 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-09-24 15:13:40,395 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-09-24 15:13:40,396 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-09-24 15:13:40,396 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-09-24 15:13:40,396 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-09-24 15:13:40,396 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-09-24 15:13:40,396 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-09-24 15:13:40,397 INFO L138 SettingsManager]: * Use constant arrays=true [2020-09-24 15:13:40,397 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-09-24 15:13:40,397 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-09-24 15:13:40,397 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-09-24 15:13:40,397 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-09-24 15:13:40,398 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-09-24 15:13:40,398 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:13:40,398 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-09-24 15:13:40,398 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-09-24 15:13:40,398 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-09-24 15:13:40,399 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-09-24 15:13:40,399 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-09-24 15:13:40,399 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-09-24 15:13:40,399 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-09-24 15:13:40,400 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-09-24 15:13:40,400 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SingleStatement Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> false [2020-09-24 15:13:40,911 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-09-24 15:13:40,929 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-09-24 15:13:40,934 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-09-24 15:13:40,936 INFO L271 PluginConnector]: Initializing CDTParser... [2020-09-24 15:13:40,937 INFO L275 PluginConnector]: CDTParser initialized [2020-09-24 15:13:40,938 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2020-09-24 15:13:41,037 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a14ea4c38/c1f66df79d56413281d04290366bf848/FLAG860051a33 [2020-09-24 15:13:41,908 INFO L306 CDTParser]: Found 1 translation units. [2020-09-24 15:13:41,909 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2020-09-24 15:13:41,953 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a14ea4c38/c1f66df79d56413281d04290366bf848/FLAG860051a33 [2020-09-24 15:13:42,468 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/a14ea4c38/c1f66df79d56413281d04290366bf848 [2020-09-24 15:13:42,483 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-09-24 15:13:42,490 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-09-24 15:13:42,493 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-09-24 15:13:42,494 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-09-24 15:13:42,498 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-09-24 15:13:42,499 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:13:42" (1/1) ... [2020-09-24 15:13:42,505 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a56ccca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:42, skipping insertion in model container [2020-09-24 15:13:42,505 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.09 03:13:42" (1/1) ... [2020-09-24 15:13:42,515 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-09-24 15:13:42,628 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-09-24 15:13:43,557 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:13:43,578 INFO L203 MainTranslator]: Completed pre-run [2020-09-24 15:13:43,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-09-24 15:13:43,806 INFO L208 MainTranslator]: Completed translation [2020-09-24 15:13:43,806 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43 WrapperNode [2020-09-24 15:13:43,807 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-09-24 15:13:43,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-09-24 15:13:43,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-09-24 15:13:43,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-09-24 15:13:43,834 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,835 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,859 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,859 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,889 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,894 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,899 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... [2020-09-24 15:13:43,906 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-09-24 15:13:43,906 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-09-24 15:13:43,906 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-09-24 15:13:43,907 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-09-24 15:13:43,908 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-09-24 15:13:44,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-09-24 15:13:44,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-09-24 15:13:44,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-09-24 15:13:44,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-09-24 15:13:44,034 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2020-09-24 15:13:44,035 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2020-09-24 15:13:44,036 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2020-09-24 15:13:44,037 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2020-09-24 15:13:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2020-09-24 15:13:44,038 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2020-09-24 15:13:44,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2020-09-24 15:13:44,039 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2020-09-24 15:13:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2020-09-24 15:13:44,040 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-09-24 15:13:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2020-09-24 15:13:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2020-09-24 15:13:44,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2020-09-24 15:13:44,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2020-09-24 15:13:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2020-09-24 15:13:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2020-09-24 15:13:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-09-24 15:13:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2020-09-24 15:13:44,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2020-09-24 15:13:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2020-09-24 15:13:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-09-24 15:13:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2020-09-24 15:13:44,046 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2020-09-24 15:13:44,047 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2020-09-24 15:13:44,048 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-09-24 15:13:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-09-24 15:13:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-09-24 15:13:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2020-09-24 15:13:44,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2020-09-24 15:13:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2020-09-24 15:13:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2020-09-24 15:13:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2020-09-24 15:13:44,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2020-09-24 15:13:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2020-09-24 15:13:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2020-09-24 15:13:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2020-09-24 15:13:44,050 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2020-09-24 15:13:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2020-09-24 15:13:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2020-09-24 15:13:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2020-09-24 15:13:44,051 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2020-09-24 15:13:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2020-09-24 15:13:44,052 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2020-09-24 15:13:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2020-09-24 15:13:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2020-09-24 15:13:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2020-09-24 15:13:44,054 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2020-09-24 15:13:44,055 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-09-24 15:13:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-09-24 15:13:44,056 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-09-24 15:13:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-09-24 15:13:44,057 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-09-24 15:13:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2020-09-24 15:13:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-09-24 15:13:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2020-09-24 15:13:44,058 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2020-09-24 15:13:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2020-09-24 15:13:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-09-24 15:13:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-09-24 15:13:44,059 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-09-24 15:13:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-09-24 15:13:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2020-09-24 15:13:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2020-09-24 15:13:44,060 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-09-24 15:13:44,061 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-09-24 15:13:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-09-24 15:13:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-09-24 15:13:44,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-09-24 15:13:44,063 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-09-24 15:13:44,064 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-09-24 15:13:44,620 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-24 15:13:44,841 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2020-09-24 15:13:44,842 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2020-09-24 15:13:44,842 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2020-09-24 15:13:44,842 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2020-09-24 15:13:44,844 WARN L779 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-09-24 15:13:44,922 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2020-09-24 15:13:44,923 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2020-09-24 15:13:45,092 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2020-09-24 15:13:45,246 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-09-24 15:13:45,247 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-09-24 15:13:45,252 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:13:45 BoogieIcfgContainer [2020-09-24 15:13:45,253 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-09-24 15:13:45,254 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-09-24 15:13:45,254 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-09-24 15:13:45,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-09-24 15:13:45,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.09 03:13:42" (1/3) ... [2020-09-24 15:13:45,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a4b95f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:13:45, skipping insertion in model container [2020-09-24 15:13:45,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.09 03:13:43" (2/3) ... [2020-09-24 15:13:45,260 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a4b95f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.09 03:13:45, skipping insertion in model container [2020-09-24 15:13:45,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.09 03:13:45" (3/3) ... [2020-09-24 15:13:45,263 INFO L109 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2020-09-24 15:13:45,275 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-09-24 15:13:45,287 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-09-24 15:13:45,308 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-09-24 15:13:45,341 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-09-24 15:13:45,342 INFO L376 AbstractCegarLoop]: Hoare is true [2020-09-24 15:13:45,342 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-09-24 15:13:45,342 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-09-24 15:13:45,342 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-09-24 15:13:45,343 INFO L380 AbstractCegarLoop]: Difference is false [2020-09-24 15:13:45,343 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-09-24 15:13:45,343 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-09-24 15:13:45,372 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states. [2020-09-24 15:13:45,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-09-24 15:13:45,382 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:45,384 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:45,384 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:45,392 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:45,393 INFO L82 PathProgramCache]: Analyzing trace with hash -1095303050, now seen corresponding path program 1 times [2020-09-24 15:13:45,404 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:45,405 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1321751617] [2020-09-24 15:13:45,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:45,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:45,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:45,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:45,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:45,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:45,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:46,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:46,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:46,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:13:46,079 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1321751617] [2020-09-24 15:13:46,083 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:46,084 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-09-24 15:13:46,087 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596781161] [2020-09-24 15:13:46,093 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-09-24 15:13:46,094 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:46,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-09-24 15:13:46,110 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-09-24 15:13:46,112 INFO L87 Difference]: Start difference. First operand 169 states. Second operand 4 states. [2020-09-24 15:13:47,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:47,053 INFO L93 Difference]: Finished difference Result 426 states and 482 transitions. [2020-09-24 15:13:47,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-09-24 15:13:47,055 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-09-24 15:13:47,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:47,076 INFO L225 Difference]: With dead ends: 426 [2020-09-24 15:13:47,076 INFO L226 Difference]: Without dead ends: 291 [2020-09-24 15:13:47,083 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-09-24 15:13:47,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 291 states. [2020-09-24 15:13:47,181 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 291 to 287. [2020-09-24 15:13:47,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 287 states. [2020-09-24 15:13:47,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 287 states and 313 transitions. [2020-09-24 15:13:47,196 INFO L78 Accepts]: Start accepts. Automaton has 287 states and 313 transitions. Word has length 53 [2020-09-24 15:13:47,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:47,197 INFO L479 AbstractCegarLoop]: Abstraction has 287 states and 313 transitions. [2020-09-24 15:13:47,197 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-09-24 15:13:47,197 INFO L276 IsEmpty]: Start isEmpty. Operand 287 states and 313 transitions. [2020-09-24 15:13:47,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2020-09-24 15:13:47,207 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:47,207 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:47,208 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-09-24 15:13:47,208 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:47,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:47,209 INFO L82 PathProgramCache]: Analyzing trace with hash 173654324, now seen corresponding path program 1 times [2020-09-24 15:13:47,210 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:47,210 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1924010338] [2020-09-24 15:13:47,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:47,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:47,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:47,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:47,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:47,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-24 15:13:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:47,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-09-24 15:13:47,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:47,789 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:13:47,790 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1924010338] [2020-09-24 15:13:47,790 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:47,790 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:13:47,791 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2126695034] [2020-09-24 15:13:47,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:13:47,795 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:47,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:13:47,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:13:47,796 INFO L87 Difference]: Start difference. First operand 287 states and 313 transitions. Second operand 10 states. [2020-09-24 15:13:49,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:49,142 INFO L93 Difference]: Finished difference Result 495 states and 547 transitions. [2020-09-24 15:13:49,143 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-09-24 15:13:49,143 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 120 [2020-09-24 15:13:49,144 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:49,147 INFO L225 Difference]: With dead ends: 495 [2020-09-24 15:13:49,147 INFO L226 Difference]: Without dead ends: 257 [2020-09-24 15:13:49,150 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=66, Invalid=240, Unknown=0, NotChecked=0, Total=306 [2020-09-24 15:13:49,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 257 states. [2020-09-24 15:13:49,176 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 257 to 244. [2020-09-24 15:13:49,176 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-09-24 15:13:49,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 264 transitions. [2020-09-24 15:13:49,178 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 264 transitions. Word has length 120 [2020-09-24 15:13:49,179 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:49,179 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 264 transitions. [2020-09-24 15:13:49,179 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:13:49,179 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 264 transitions. [2020-09-24 15:13:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2020-09-24 15:13:49,182 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:49,182 INFO L422 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:49,183 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-09-24 15:13:49,183 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:49,183 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:49,183 INFO L82 PathProgramCache]: Analyzing trace with hash -1108936363, now seen corresponding path program 1 times [2020-09-24 15:13:49,184 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:49,184 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1266182089] [2020-09-24 15:13:49,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:49,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:49,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:49,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:49,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-24 15:13:49,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 15:13:49,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:49,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-09-24 15:13:49,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:49,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:49,573 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:13:49,574 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1266182089] [2020-09-24 15:13:49,574 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:49,574 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-09-24 15:13:49,574 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630887968] [2020-09-24 15:13:49,575 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-09-24 15:13:49,575 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:49,576 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-09-24 15:13:49,576 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-09-24 15:13:49,576 INFO L87 Difference]: Start difference. First operand 244 states and 264 transitions. Second operand 10 states. [2020-09-24 15:13:50,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:50,704 INFO L93 Difference]: Finished difference Result 375 states and 407 transitions. [2020-09-24 15:13:50,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-09-24 15:13:50,705 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 129 [2020-09-24 15:13:50,706 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:50,708 INFO L225 Difference]: With dead ends: 375 [2020-09-24 15:13:50,708 INFO L226 Difference]: Without dead ends: 248 [2020-09-24 15:13:50,709 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:13:50,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 248 states. [2020-09-24 15:13:50,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 248 to 244. [2020-09-24 15:13:50,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 244 states. [2020-09-24 15:13:50,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 263 transitions. [2020-09-24 15:13:50,730 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 263 transitions. Word has length 129 [2020-09-24 15:13:50,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:50,731 INFO L479 AbstractCegarLoop]: Abstraction has 244 states and 263 transitions. [2020-09-24 15:13:50,731 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-09-24 15:13:50,731 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 263 transitions. [2020-09-24 15:13:50,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-09-24 15:13:50,733 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:50,733 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:50,733 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-09-24 15:13:50,734 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:50,734 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:50,734 INFO L82 PathProgramCache]: Analyzing trace with hash -268445373, now seen corresponding path program 1 times [2020-09-24 15:13:50,734 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:50,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936202857] [2020-09-24 15:13:50,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:50,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:51,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:51,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:51,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:51,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-09-24 15:13:51,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:51,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:51,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-09-24 15:13:51,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:51,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:13:51,210 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936202857] [2020-09-24 15:13:51,210 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:51,211 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-09-24 15:13:51,212 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864375619] [2020-09-24 15:13:51,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:13:51,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:51,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:13:51,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:13:51,214 INFO L87 Difference]: Start difference. First operand 244 states and 263 transitions. Second operand 7 states. [2020-09-24 15:13:52,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:52,431 INFO L93 Difference]: Finished difference Result 382 states and 413 transitions. [2020-09-24 15:13:52,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-09-24 15:13:52,432 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 131 [2020-09-24 15:13:52,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:52,437 INFO L225 Difference]: With dead ends: 382 [2020-09-24 15:13:52,437 INFO L226 Difference]: Without dead ends: 379 [2020-09-24 15:13:52,438 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:13:52,439 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 379 states. [2020-09-24 15:13:52,464 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 379 to 363. [2020-09-24 15:13:52,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2020-09-24 15:13:52,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 395 transitions. [2020-09-24 15:13:52,467 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 395 transitions. Word has length 131 [2020-09-24 15:13:52,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:52,467 INFO L479 AbstractCegarLoop]: Abstraction has 363 states and 395 transitions. [2020-09-24 15:13:52,468 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:13:52,468 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 395 transitions. [2020-09-24 15:13:52,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2020-09-24 15:13:52,470 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:52,471 INFO L422 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:52,471 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-09-24 15:13:52,471 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:52,472 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:52,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1178345674, now seen corresponding path program 1 times [2020-09-24 15:13:52,472 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:52,472 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [110355041] [2020-09-24 15:13:52,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:52,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:52,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:52,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:52,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-24 15:13:52,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:52,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 15:13:52,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:53,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:53,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-24 15:13:53,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-24 15:13:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:53,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-09-24 15:13:53,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,384 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:53,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:53,445 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-09-24 15:13:53,446 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [110355041] [2020-09-24 15:13:53,447 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:53,447 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2020-09-24 15:13:53,447 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858943502] [2020-09-24 15:13:53,448 INFO L459 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-09-24 15:13:53,448 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:53,448 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-09-24 15:13:53,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=240, Unknown=0, NotChecked=0, Total=272 [2020-09-24 15:13:53,449 INFO L87 Difference]: Start difference. First operand 363 states and 395 transitions. Second operand 17 states. [2020-09-24 15:13:56,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:56,827 INFO L93 Difference]: Finished difference Result 568 states and 611 transitions. [2020-09-24 15:13:56,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-09-24 15:13:56,828 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 154 [2020-09-24 15:13:56,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:56,830 INFO L225 Difference]: With dead ends: 568 [2020-09-24 15:13:56,830 INFO L226 Difference]: Without dead ends: 314 [2020-09-24 15:13:56,832 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 194 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=156, Invalid=1176, Unknown=0, NotChecked=0, Total=1332 [2020-09-24 15:13:56,833 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-09-24 15:13:56,867 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 280. [2020-09-24 15:13:56,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 280 states. [2020-09-24 15:13:56,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 280 states and 298 transitions. [2020-09-24 15:13:56,869 INFO L78 Accepts]: Start accepts. Automaton has 280 states and 298 transitions. Word has length 154 [2020-09-24 15:13:56,871 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:56,871 INFO L479 AbstractCegarLoop]: Abstraction has 280 states and 298 transitions. [2020-09-24 15:13:56,871 INFO L480 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-09-24 15:13:56,871 INFO L276 IsEmpty]: Start isEmpty. Operand 280 states and 298 transitions. [2020-09-24 15:13:56,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-09-24 15:13:56,880 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:56,880 INFO L422 BasicCegarLoop]: trace histogram [2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-09-24 15:13:56,881 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-09-24 15:13:56,882 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:56,883 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:56,883 INFO L82 PathProgramCache]: Analyzing trace with hash 55587874, now seen corresponding path program 1 times [2020-09-24 15:13:56,887 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:56,888 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [552270009] [2020-09-24 15:13:56,888 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:56,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:57,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:57,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:57,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:57,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-24 15:13:57,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 15:13:57,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:57,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:57,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-24 15:13:57,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-24 15:13:57,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:57,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-09-24 15:13:57,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:57,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:57,491 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-09-24 15:13:57,492 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [552270009] [2020-09-24 15:13:57,492 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-09-24 15:13:57,492 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-09-24 15:13:57,493 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1497590690] [2020-09-24 15:13:57,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-09-24 15:13:57,494 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:57,494 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-09-24 15:13:57,494 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-09-24 15:13:57,494 INFO L87 Difference]: Start difference. First operand 280 states and 298 transitions. Second operand 9 states. [2020-09-24 15:13:58,208 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:58,208 INFO L93 Difference]: Finished difference Result 282 states and 299 transitions. [2020-09-24 15:13:58,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-09-24 15:13:58,209 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 156 [2020-09-24 15:13:58,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:58,211 INFO L225 Difference]: With dead ends: 282 [2020-09-24 15:13:58,211 INFO L226 Difference]: Without dead ends: 270 [2020-09-24 15:13:58,212 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-09-24 15:13:58,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-09-24 15:13:58,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 270. [2020-09-24 15:13:58,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 270 states. [2020-09-24 15:13:58,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 270 states and 287 transitions. [2020-09-24 15:13:58,228 INFO L78 Accepts]: Start accepts. Automaton has 270 states and 287 transitions. Word has length 156 [2020-09-24 15:13:58,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:58,229 INFO L479 AbstractCegarLoop]: Abstraction has 270 states and 287 transitions. [2020-09-24 15:13:58,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-09-24 15:13:58,229 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 287 transitions. [2020-09-24 15:13:58,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2020-09-24 15:13:58,232 INFO L414 BasicCegarLoop]: Found error trace [2020-09-24 15:13:58,233 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2020-09-24 15:13:58,233 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-09-24 15:13:58,233 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-09-24 15:13:58,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-09-24 15:13:58,233 INFO L82 PathProgramCache]: Analyzing trace with hash 915530641, now seen corresponding path program 1 times [2020-09-24 15:13:58,234 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-09-24 15:13:58,234 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [909842468] [2020-09-24 15:13:58,234 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-09-24 15:13:58,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-09-24 15:13:58,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2020-09-24 15:13:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-09-24 15:13:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:58,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-09-24 15:13:58,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-09-24 15:13:58,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:58,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:58,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2020-09-24 15:13:58,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,574 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-09-24 15:13:58,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-09-24 15:13:58,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2020-09-24 15:13:58,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-09-24 15:13:58,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-09-24 15:13:58,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2020-09-24 15:13:58,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-09-24 15:13:58,797 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-09-24 15:13:58,797 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [909842468] [2020-09-24 15:13:58,798 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-09-24 15:13:58,798 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-09-24 15:13:58,798 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2047232742] [2020-09-24 15:13:58,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-09-24 15:13:58,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-09-24 15:13:58,799 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-09-24 15:13:58,800 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-09-24 15:13:58,800 INFO L87 Difference]: Start difference. First operand 270 states and 287 transitions. Second operand 7 states. [2020-09-24 15:13:59,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-09-24 15:13:59,303 INFO L93 Difference]: Finished difference Result 270 states and 287 transitions. [2020-09-24 15:13:59,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-09-24 15:13:59,304 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 223 [2020-09-24 15:13:59,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-09-24 15:13:59,305 INFO L225 Difference]: With dead ends: 270 [2020-09-24 15:13:59,305 INFO L226 Difference]: Without dead ends: 0 [2020-09-24 15:13:59,306 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=74, Unknown=0, NotChecked=0, Total=110 [2020-09-24 15:13:59,306 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-09-24 15:13:59,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-09-24 15:13:59,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-09-24 15:13:59,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-09-24 15:13:59,307 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 223 [2020-09-24 15:13:59,307 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-09-24 15:13:59,307 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-09-24 15:13:59,307 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-09-24 15:13:59,307 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-09-24 15:13:59,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-09-24 15:13:59,308 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-09-24 15:13:59,310 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-09-24 15:14:00,784 INFO L268 CegarLoopResult]: For program point L4992-2(lines 4989 4998) no Hoare annotation was computed. [2020-09-24 15:14:00,784 INFO L268 CegarLoopResult]: For program point L4993(line 4993) no Hoare annotation was computed. [2020-09-24 15:14:00,784 INFO L268 CegarLoopResult]: For program point L4992(lines 4992 4995) no Hoare annotation was computed. [2020-09-24 15:14:00,784 INFO L268 CegarLoopResult]: For program point ldv_module_getEXIT(lines 4989 4998) no Hoare annotation was computed. [2020-09-24 15:14:00,785 INFO L268 CegarLoopResult]: For program point ldv_module_getENTRY(lines 4989 4998) no Hoare annotation was computed. [2020-09-24 15:14:00,785 INFO L268 CegarLoopResult]: For program point kfreeEXIT(lines 5114 5116) no Hoare annotation was computed. [2020-09-24 15:14:00,785 INFO L268 CegarLoopResult]: For program point L5115(line 5115) no Hoare annotation was computed. [2020-09-24 15:14:00,785 INFO L268 CegarLoopResult]: For program point kfreeENTRY(lines 5114 5116) no Hoare annotation was computed. [2020-09-24 15:14:00,785 INFO L268 CegarLoopResult]: For program point kfreeFINAL(lines 5114 5116) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point might_faultFINAL(lines 5093 5095) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point might_faultEXIT(lines 5093 5095) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point lock_sockENTRY(lines 4708 4716) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point lock_sockFINAL(lines 4708 4716) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point L4712(line 4712) no Hoare annotation was computed. [2020-09-24 15:14:00,786 INFO L268 CegarLoopResult]: For program point lock_sockEXIT(lines 4708 4716) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4841-8(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4841-9(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4788-1(lines 4783 4859) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4788(line 4788) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4846(line 4846) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4780(line 4780) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4838(line 4838) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4776(line 4776) no Hoare annotation was computed. [2020-09-24 15:14:00,787 INFO L268 CegarLoopResult]: For program point L4838-1(line 4838) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4838-2(line 4838) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4797-2(line 4797) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4797-3(line 4797) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4797(line 4797) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4797-1(lines 4797 4800) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4793(lines 4792 4853) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point pppox_ioctlFINAL(lines 4774 4860) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4785-2(line 4785) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4785(line 4785) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4785-1(line 4785) no Hoare annotation was computed. [2020-09-24 15:14:00,788 INFO L268 CegarLoopResult]: For program point L4781(line 4781) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4777(line 4777) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4802(line 4802) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4794(lines 4794 4852) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4856(line 4856) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4786(line 4786) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4782(line 4782) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4786-1(line 4786) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4786-2(line 4786) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4778(line 4778) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4807(lines 4807 4831) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point L4774(lines 4774 4860) no Hoare annotation was computed. [2020-09-24 15:14:00,789 INFO L268 CegarLoopResult]: For program point pppox_ioctlEXIT(lines 4774 4860) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4803(line 4803) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4803-1(line 4803) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point pppox_ioctlENTRY(lines 4774 4860) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4774-1(lines 4774 4860) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4803-2(line 4803) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4803-3(line 4803) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4832(lines 4794 4851) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4791(lines 4790 4853) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4787(line 4787) no Hoare annotation was computed. [2020-09-24 15:14:00,790 INFO L268 CegarLoopResult]: For program point L4849(line 4849) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4779(line 4779) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845-2(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845-3(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845-1(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4775(line 4775) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4841-2(lines 4841 4850) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845-6(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4841-3(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,791 INFO L268 CegarLoopResult]: For program point L4845-7(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4841(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4845-4(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4841-1(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4845-5(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4804-1(line 4804) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4841-7(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4837(line 4837) no Hoare annotation was computed. [2020-09-24 15:14:00,792 INFO L268 CegarLoopResult]: For program point L4841-4(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4845-8(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4804(line 4804) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4841-5(line 4841) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4845-9(line 4845) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4926(line 4926) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4928(line 4928) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point L4924(line 4924) no Hoare annotation was computed. [2020-09-24 15:14:00,793 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 4922 4980) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L268 CegarLoopResult]: For program point L4943(line 4943) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L268 CegarLoopResult]: For program point L4943-1(line 4943) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L268 CegarLoopResult]: For program point L4945(lines 4945 4959) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L268 CegarLoopResult]: For program point L4976(line 4976) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 4922 4980) no Hoare annotation was computed. [2020-09-24 15:14:00,794 INFO L264 CegarLoopResult]: At program point L4972(lines 4930 4979) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,795 INFO L264 CegarLoopResult]: At program point L4966(lines 4930 4979) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,795 INFO L264 CegarLoopResult]: At program point L4968(lines 4930 4979) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,795 INFO L264 CegarLoopResult]: At program point L4933(line 4933) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,795 INFO L264 CegarLoopResult]: At program point L4933-1(line 4933) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,795 INFO L268 CegarLoopResult]: For program point L4927(line 4927) no Hoare annotation was computed. [2020-09-24 15:14:00,795 INFO L268 CegarLoopResult]: For program point L4929(line 4929) no Hoare annotation was computed. [2020-09-24 15:14:00,795 INFO L264 CegarLoopResult]: At program point L4960(lines 4930 4979) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,796 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 4922 4980) the Hoare annotation is: (or (and (= ~ldv_module_refcounter~0 1) (= |old(~LDV_IN_INTERRUPT~0)| ~LDV_IN_INTERRUPT~0)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4925(line 4925) no Hoare annotation was computed. [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4952-1(line 4952) no Hoare annotation was computed. [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4952(line 4952) no Hoare annotation was computed. [2020-09-24 15:14:00,796 INFO L264 CegarLoopResult]: At program point L4946(lines 4945 4959) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4934(line 4934) no Hoare annotation was computed. [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4936(lines 4936 4939) no Hoare annotation was computed. [2020-09-24 15:14:00,796 INFO L268 CegarLoopResult]: For program point L4963(line 4963) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L4963-1(line 4963) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L4934-1(line 4934) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L4965(lines 4965 4969) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L4932(line 4932) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L4934-2(line 4934) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L264 CegarLoopResult]: At program point ldv_try_module_getENTRY(lines 4999 5016) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L5014(line 5014) no Hoare annotation was computed. [2020-09-24 15:14:00,797 INFO L268 CegarLoopResult]: For program point L5010(line 5010) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point ldv_try_module_getEXIT(lines 4999 5016) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5007(line 5007) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5006(lines 5006 5011) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5008(line 5008) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5004-1(line 5004) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5002(lines 5002 5013) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L268 CegarLoopResult]: For program point L5004-2(line 5004) no Hoare annotation was computed. [2020-09-24 15:14:00,798 INFO L264 CegarLoopResult]: At program point L5004(line 5004) the Hoare annotation is: (or (and (= ~ldv_module_refcounter~0 1) (= ldv_try_module_get_~module.base |ldv_try_module_get_#in~module.base|) (= ldv_try_module_get_~module.offset |ldv_try_module_get_#in~module.offset|) (<= (+ |ldv_try_module_get_#in~module.base| |ldv_try_module_get_#in~module.offset|) (+ (* 18446744073709551616 (div (+ |ldv_try_module_get_#in~module.base| |ldv_try_module_get_#in~module.offset| (- 1)) 18446744073709551616)) 18446744073709551615))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point L5004-3(line 5004) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point L5000(line 5000) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point ldv_try_module_getFINAL(lines 4999 5016) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point lock_sock_nestedFINAL(lines 5090 5092) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point lock_sock_nestedENTRY(lines 5090 5092) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point L5090(lines 5090 5092) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point lock_sock_nestedEXIT(lines 5090 5092) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point ##fun~$Pointer$~X~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,799 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point ##fun~$Pointer$~X~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point ##fun~$Pointer$~X~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L271 CegarLoopResult]: At program point sock_unregisterENTRY(lines 5110 5112) the Hoare annotation is: true [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point sock_unregisterEXIT(lines 5110 5112) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point sock_unregisterFINAL(lines 5110 5112) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point pppox_skEXIT(lines 4718 4723) no Hoare annotation was computed. [2020-09-24 15:14:00,800 INFO L268 CegarLoopResult]: For program point L4721(line 4721) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point pppox_skENTRY(lines 4718 4723) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point pppox_skFINAL(lines 4718 4723) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L271 CegarLoopResult]: At program point ldv_undefined_intENTRY(lines 5087 5089) the Hoare annotation is: true [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point L5088-1(line 5088) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point L5088(line 5088) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point ldv_undefined_intEXIT(lines 5087 5089) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point ldv_undefined_intFINAL(lines 5087 5089) no Hoare annotation was computed. [2020-09-24 15:14:00,801 INFO L268 CegarLoopResult]: For program point L5081-2(line 5081) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point __request_moduleEXIT(lines 5080 5082) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point L5081(line 5081) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point L5080(lines 5080 5082) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point L5081-1(line 5081) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point __request_moduleENTRY(lines 5080 5082) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point __request_moduleFINAL(lines 5080 5082) no Hoare annotation was computed. [2020-09-24 15:14:00,802 INFO L264 CegarLoopResult]: At program point L4895(lines 4864 4897) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,802 INFO L268 CegarLoopResult]: For program point L4862(line 4862) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4863(line 4863) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4892-1(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L264 CegarLoopResult]: At program point L4892-2(line 4892) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse4)) (.cse3 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse4) 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| .cse2) .cse3)) (.cse1 (select (select |#memory_$Pointer$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4892(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4892-5(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4892-6(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,803 INFO L268 CegarLoopResult]: For program point L4892-3(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4892-4(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4884-1(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L264 CegarLoopResult]: At program point L4884-2(line 4884) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse3 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse3))) (let ((.cse2 (+ .cse0 16)) (.cse1 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse3))) (and (<= .cse0 |pppox_create_#t~mem34.offset|) (= |pppox_create_#t~mem35.base| (select (select |#memory_$Pointer$.base| .cse1) .cse2)) (<= |pppox_create_#t~mem34.offset| .cse0) (= |pppox_create_#t~mem35.offset| (select (select |#memory_$Pointer$.offset| .cse1) .cse2)) (= ~ldv_module_refcounter~0 1) (= |pppox_create_#t~mem34.base| .cse1)))))) [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4892-7(line 4892) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4884(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4880-1(line 4880) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4884-5(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,804 INFO L268 CegarLoopResult]: For program point L4880-2(line 4880) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4884-6(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4884-3(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4880(lines 4880 4890) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4884-4(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4884-7(line 4884) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L268 CegarLoopResult]: For program point L4876(line 4876) no Hoare annotation was computed. [2020-09-24 15:14:00,805 INFO L264 CegarLoopResult]: At program point L4893-2(line 4893) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse8 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= (+ |pppox_create_#t~mem45.base| |pppox_create_#t~mem45.offset|) (+ (* 18446744073709551616 (div (+ |pppox_create_#t~mem45.base| |pppox_create_#t~mem45.offset| (- 1)) 18446744073709551616)) 18446744073709551615)) (let ((.cse2 (+ |pppox_create_#t~mem44.offset| 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |pppox_create_#t~mem44.base|) .cse2)) (.cse1 (select (select |#memory_$Pointer$.offset| |pppox_create_#t~mem44.base|) .cse2))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615)))) (<= 1 pppox_create_~tmp~2) (let ((.cse7 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) 16))) (let ((.cse3 (select (select |#memory_$Pointer$.base| .cse5) .cse6)) (.cse4 (select (select |#memory_$Pointer$.offset| .cse5) .cse6))) (<= (+ .cse3 .cse4) (+ (* 18446744073709551616 (div (+ .cse3 .cse4 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse8 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse8)))) [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4893-3(line 4893) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4893(line 4893) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4893-1(line 4893) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4893-4(line 4893) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point pppox_createFINAL(lines 4861 4898) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4873(line 4873) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4869(lines 4869 4872) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4865(line 4865) no Hoare annotation was computed. [2020-09-24 15:14:00,806 INFO L268 CegarLoopResult]: For program point L4861-2(lines 4861 4898) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L264 CegarLoopResult]: At program point pppox_createENTRY(lines 4861 4898) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4861(lines 4861 4898) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4861-1(lines 4861 4898) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4886(lines 4886 4889) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4874(line 4874) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4874-4(line 4874) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point pppox_createEXIT(lines 4861 4898) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4874-1(lines 4874 4879) no Hoare annotation was computed. [2020-09-24 15:14:00,807 INFO L268 CegarLoopResult]: For program point L4874-2(line 4874) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point L4866(lines 4866 4872) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point L4874-5(lines 4874 4879) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L271 CegarLoopResult]: At program point ldv_initializeFINAL(lines 5083 5085) the Hoare annotation is: true [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point ldv_initializeEXIT(lines 5083 5085) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,808 INFO L271 CegarLoopResult]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2020-09-24 15:14:00,808 INFO L268 CegarLoopResult]: For program point ##fun~$Pointer$~X~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point ldv_module_put_and_exitEXIT(lines 5033 5042) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point L5037(lines 5035 5041) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point ldv_module_put_and_exitENTRY(lines 5033 5042) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point unregister_pppox_protoEXIT(lines 4747 4759) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point unregister_pppox_protoENTRY(lines 4747 4759) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point L4751(lines 4751 4754) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point L4750(lines 4750 4756) no Hoare annotation was computed. [2020-09-24 15:14:00,809 INFO L268 CegarLoopResult]: For program point L4752(line 4752) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point L4750-1(lines 4747 4759) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point pppox_exitEXIT(lines 4909 4917) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L271 CegarLoopResult]: At program point pppox_exitENTRY(lines 4909 4917) the Hoare annotation is: true [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point pppox_exitFINAL(lines 4909 4917) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point L4766(line 4766) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point L4763(line 4763) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point L4765-2(line 4765) no Hoare annotation was computed. [2020-09-24 15:14:00,810 INFO L268 CegarLoopResult]: For program point L4763-1(lines 4763 4770) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4765(line 4765) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4766-1(line 4766) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4765-1(line 4765) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4763-4(lines 4760 4773) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4761(line 4761) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4763-2(line 4763) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point L4763-3(line 4763) no Hoare annotation was computed. [2020-09-24 15:14:00,811 INFO L268 CegarLoopResult]: For program point pppox_unbind_sockEXIT(lines 4760 4773) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point pppox_unbind_sockENTRY(lines 4760 4773) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point ldv_module_refcountFINAL(lines 5043 5048) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point ldv_module_refcountENTRY(lines 5043 5048) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point ldv_module_refcountEXIT(lines 5043 5048) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point release_sockENTRY(lines 5103 5105) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point release_sockEXIT(lines 5103 5105) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point release_sockFINAL(lines 5103 5105) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point L4735(lines 4735 4738) no Hoare annotation was computed. [2020-09-24 15:14:00,812 INFO L268 CegarLoopResult]: For program point L4739-2(line 4739) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4736(line 4736) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4739-3(line 4739) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4733(line 4733) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4732(lines 4732 4738) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4729(lines 4729 4746) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point register_pppox_protoFINAL(lines 4729 4746) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4743(line 4743) no Hoare annotation was computed. [2020-09-24 15:14:00,813 INFO L268 CegarLoopResult]: For program point L4743-1(line 4743) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point register_pppox_protoEXIT(lines 4729 4746) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point register_pppox_protoENTRY(lines 4729 4746) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4739(line 4739) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4739-1(lines 4739 4742) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4740(line 4740) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point pppox_initFINAL(lines 4900 4908) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4906(line 4906) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4904-1(line 4904) no Hoare annotation was computed. [2020-09-24 15:14:00,814 INFO L268 CegarLoopResult]: For program point L4904-2(line 4904) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L271 CegarLoopResult]: At program point pppox_initENTRY(lines 4900 4908) the Hoare annotation is: true [2020-09-24 15:14:00,815 INFO L271 CegarLoopResult]: At program point L4904(line 4904) the Hoare annotation is: true [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point L4904-3(line 4904) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point pppox_initEXIT(lines 4900 4908) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point L4899-2(line 4899) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point L-1-1(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,815 INFO L268 CegarLoopResult]: For program point L4899-3(line 4899) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4988(line 4988) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4728-1(line 4728) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4728-2(line 4728) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4728(line 4728) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4728-3(line 4728) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4728-4(line 4728) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4876-1(line 4876) no Hoare annotation was computed. [2020-09-24 15:14:00,816 INFO L268 CegarLoopResult]: For program point L4876(line 4876) no Hoare annotation was computed. [2020-09-24 15:14:00,817 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#pppox_protos~0.offset| |old(~#pppox_protos~0.offset)|) (= |~#pppox_protos~0.base| |old(~#pppox_protos~0.base)|) (= ~LDV_IN_INTERRUPT~0 |old(~LDV_IN_INTERRUPT~0)|) (= |old(#length)| |#length|) (= |#t~string32.base| |old(#t~string32.base)|) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (= |~#pppox_proto_family~0.offset| |old(~#pppox_proto_family~0.offset)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |~#pppox_proto_family~0.base| |old(~#pppox_proto_family~0.base)|) (= |old(#valid)| |#valid|)) [2020-09-24 15:14:00,817 INFO L268 CegarLoopResult]: For program point L4899(line 4899) no Hoare annotation was computed. [2020-09-24 15:14:00,817 INFO L268 CegarLoopResult]: For program point L4899-1(line 4899) no Hoare annotation was computed. [2020-09-24 15:14:00,817 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,817 INFO L271 CegarLoopResult]: At program point ldv_check_final_stateENTRY(lines 5049 5060) the Hoare annotation is: true [2020-09-24 15:14:00,818 INFO L264 CegarLoopResult]: At program point L5054(line 5054) the Hoare annotation is: (not (= ~ldv_module_refcounter~0 1)) [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point L5052(lines 5049 5060) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ldv_check_final_stateEXIT(lines 5049 5060) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ppp_unregister_channelEXIT(lines 5100 5102) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ppp_unregister_channelENTRY(lines 5100 5102) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ppp_unregister_channelFINAL(lines 5100 5102) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ppp_channel_indexENTRY(lines 5097 5099) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point L5098(line 5098) no Hoare annotation was computed. [2020-09-24 15:14:00,818 INFO L268 CegarLoopResult]: For program point ppp_channel_indexEXIT(lines 5097 5099) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point ppp_channel_indexFINAL(lines 5097 5099) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point L5098-1(line 5098) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point L5098-2(line 5098) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point ldv_try_module_get_1FINAL(lines 5061 5069) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point L5067(line 5067) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point ldv_try_module_get_1EXIT(lines 5061 5069) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L264 CegarLoopResult]: At program point ldv_try_module_get_1ENTRY(lines 5061 5069) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point L5065-2(line 5065) no Hoare annotation was computed. [2020-09-24 15:14:00,819 INFO L268 CegarLoopResult]: For program point L5062(line 5062) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point L5065-3(line 5065) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L264 CegarLoopResult]: At program point L5065(line 5065) the Hoare annotation is: (or (and (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|) (= ~ldv_module_refcounter~0 1) (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point L5065-1(line 5065) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L271 CegarLoopResult]: At program point sock_registerENTRY(lines 5107 5109) the Hoare annotation is: true [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point sock_registerEXIT(lines 5107 5109) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point sock_registerFINAL(lines 5107 5109) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point L5108-1(line 5108) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point L5108-2(line 5108) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point L5108(line 5108) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,820 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2020-09-24 15:14:00,821 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L264 CegarLoopResult]: At program point L5023(line 5023) the Hoare annotation is: (not (<= 2 |old(~ldv_module_refcounter~0)|)) [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point L5020-2(lines 5017 5032) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point L5021(lines 5021 5026) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point L5020(lines 5020 5029) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point L5021-1(lines 5021 5026) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L264 CegarLoopResult]: At program point ldv_module_putENTRY(lines 5017 5032) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|)) [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point ldv_module_putEXIT(lines 5017 5032) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L271 CegarLoopResult]: At program point ldv_blast_assertENTRY(lines 4981 4986) the Hoare annotation is: true [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point ldv_blast_assertEXIT(lines 4981 4986) no Hoare annotation was computed. [2020-09-24 15:14:00,821 INFO L268 CegarLoopResult]: For program point ldv_blast_assertFINAL(lines 4981 4986) no Hoare annotation was computed. [2020-09-24 15:14:00,822 INFO L268 CegarLoopResult]: For program point ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4984) no Hoare annotation was computed. [2020-09-24 15:14:00,822 INFO L268 CegarLoopResult]: For program point ldv_module_put_2FINAL(lines 5070 5078) no Hoare annotation was computed. [2020-09-24 15:14:00,822 INFO L268 CegarLoopResult]: For program point ldv_module_put_2EXIT(lines 5070 5078) no Hoare annotation was computed. [2020-09-24 15:14:00,822 INFO L264 CegarLoopResult]: At program point ldv_module_put_2ENTRY(lines 5070 5078) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|)) [2020-09-24 15:14:00,822 INFO L264 CegarLoopResult]: At program point L5074(line 5074) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and (= ldv_module_put_2_~ldv_func_arg1.base |ldv_module_put_2_#in~ldv_func_arg1.base|) (= |ldv_module_put_2_#in~ldv_func_arg1.offset| ldv_module_put_2_~ldv_func_arg1.offset) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|))) [2020-09-24 15:14:00,841 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.09 03:14:00 BoogieIcfgContainer [2020-09-24 15:14:00,842 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-09-24 15:14:00,845 INFO L168 Benchmark]: Toolchain (without parser) took 18357.95 ms. Allocated memory was 146.8 MB in the beginning and 463.5 MB in the end (delta: 316.7 MB). Free memory was 96.9 MB in the beginning and 103.5 MB in the end (delta: -6.6 MB). Peak memory consumption was 310.1 MB. Max. memory is 7.1 GB. [2020-09-24 15:14:00,846 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. [2020-09-24 15:14:00,847 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1313.87 ms. Allocated memory was 146.8 MB in the beginning and 228.1 MB in the end (delta: 81.3 MB). Free memory was 96.2 MB in the beginning and 165.1 MB in the end (delta: -68.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. [2020-09-24 15:14:00,847 INFO L168 Benchmark]: Boogie Preprocessor took 98.43 ms. Allocated memory is still 228.1 MB. Free memory was 165.1 MB in the beginning and 162.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. [2020-09-24 15:14:00,848 INFO L168 Benchmark]: RCFGBuilder took 1346.57 ms. Allocated memory is still 228.1 MB. Free memory was 162.0 MB in the beginning and 95.3 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. [2020-09-24 15:14:00,849 INFO L168 Benchmark]: TraceAbstraction took 15587.63 ms. Allocated memory was 228.1 MB in the beginning and 463.5 MB in the end (delta: 235.4 MB). Free memory was 94.3 MB in the beginning and 103.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 226.2 MB. Max. memory is 7.1 GB. [2020-09-24 15:14:00,853 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 146.8 MB. Free memory was 121.3 MB in the beginning and 121.1 MB in the end (delta: 209.8 kB). There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1313.87 ms. Allocated memory was 146.8 MB in the beginning and 228.1 MB in the end (delta: 81.3 MB). Free memory was 96.2 MB in the beginning and 165.1 MB in the end (delta: -68.9 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 98.43 ms. Allocated memory is still 228.1 MB. Free memory was 165.1 MB in the beginning and 162.0 MB in the end (delta: 3.0 MB). Peak memory consumption was 3.0 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1346.57 ms. Allocated memory is still 228.1 MB. Free memory was 162.0 MB in the beginning and 95.3 MB in the end (delta: 66.7 MB). Peak memory consumption was 66.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 15587.63 ms. Allocated memory was 228.1 MB in the beginning and 463.5 MB in the end (delta: 235.4 MB). Free memory was 94.3 MB in the beginning and 103.5 MB in the end (delta: -9.2 MB). Peak memory consumption was 226.2 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4984]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4930]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4930]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4864]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4930]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4945]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4930]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 319 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.9s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1160 SDtfs, 2080 SDslu, 2217 SDs, 0 SdLazy, 4538 SolverSat, 419 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 260 GetRequests, 165 SyntacticMatches, 1 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 265 ImplicationChecksByTransitivity, 2.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=363occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 7 MinimizatonAttempts, 71 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 35 LocationsWithAnnotation, 173 PreInvPairs, 188 NumberOfFragments, 620 HoareAnnotationTreeSize, 173 FomulaSimplifications, 1028 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 35 FomulaSimplificationsInter, 1229 FormulaSimplificationTreeSizeReductionInter, 0.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.3s InterpolantComputationTime, 966 NumberOfCodeBlocks, 966 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 959 ConstructedInterpolants, 0 QuantifiedInterpolants, 614814 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 6 PerfectInterpolantSequences, 89/92 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...