/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.use.separate.solver.for.trace.checks true -s ../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf -i ../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.1-dev-36cd7be [2021-02-24 00:49:21,017 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-02-24 00:49:21,020 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-02-24 00:49:21,058 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-02-24 00:49:21,058 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-02-24 00:49:21,060 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-02-24 00:49:21,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-02-24 00:49:21,064 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-02-24 00:49:21,067 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-02-24 00:49:21,068 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-02-24 00:49:21,070 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-02-24 00:49:21,071 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-02-24 00:49:21,072 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-02-24 00:49:21,074 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-02-24 00:49:21,076 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-02-24 00:49:21,078 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-02-24 00:49:21,079 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-02-24 00:49:21,098 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-02-24 00:49:21,100 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-02-24 00:49:21,110 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-02-24 00:49:21,114 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-02-24 00:49:21,117 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-02-24 00:49:21,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-02-24 00:49:21,123 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-02-24 00:49:21,126 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-02-24 00:49:21,127 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-02-24 00:49:21,127 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-02-24 00:49:21,128 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-02-24 00:49:21,129 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-02-24 00:49:21,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-02-24 00:49:21,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-02-24 00:49:21,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-02-24 00:49:21,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-02-24 00:49:21,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-02-24 00:49:21,144 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-02-24 00:49:21,144 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-02-24 00:49:21,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-02-24 00:49:21,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-02-24 00:49:21,146 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-02-24 00:49:21,147 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-02-24 00:49:21,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-02-24 00:49:21,150 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_64.epf [2021-02-24 00:49:21,175 INFO L113 SettingsManager]: Loading preferences was successful [2021-02-24 00:49:21,176 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-02-24 00:49:21,180 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-02-24 00:49:21,181 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-02-24 00:49:21,181 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-02-24 00:49:21,181 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-02-24 00:49:21,181 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-02-24 00:49:21,182 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-02-24 00:49:21,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-02-24 00:49:21,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-02-24 00:49:21,183 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-02-24 00:49:21,184 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-02-24 00:49:21,184 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2021-02-24 00:49:21,184 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-02-24 00:49:21,184 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-02-24 00:49:21,185 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-02-24 00:49:21,185 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-02-24 00:49:21,185 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2021-02-24 00:49:21,185 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-02-24 00:49:21,185 INFO L138 SettingsManager]: * Use separate solver for trace checks=false WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use separate solver for trace checks -> true [2021-02-24 00:49:21,616 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-02-24 00:49:21,647 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-02-24 00:49:21,651 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-02-24 00:49:21,652 INFO L271 PluginConnector]: Initializing CDTParser... [2021-02-24 00:49:21,653 INFO L275 PluginConnector]: CDTParser initialized [2021-02-24 00:49:21,655 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2021-02-24 00:49:21,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db3efa84e/24b10c1e65d1498cb25cb8314acc6279/FLAGd56da9ad8 [2021-02-24 00:49:22,770 INFO L306 CDTParser]: Found 1 translation units. [2021-02-24 00:49:22,771 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i [2021-02-24 00:49:22,809 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db3efa84e/24b10c1e65d1498cb25cb8314acc6279/FLAGd56da9ad8 [2021-02-24 00:49:23,304 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/db3efa84e/24b10c1e65d1498cb25cb8314acc6279 [2021-02-24 00:49:23,308 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-02-24 00:49:23,322 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-02-24 00:49:23,324 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-02-24 00:49:23,324 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-02-24 00:49:23,328 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-02-24 00:49:23,329 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 12:49:23" (1/1) ... [2021-02-24 00:49:23,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6abde604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:23, skipping insertion in model container [2021-02-24 00:49:23,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.02 12:49:23" (1/1) ... [2021-02-24 00:49:23,340 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-02-24 00:49:23,428 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-02-24 00:49:24,164 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2021-02-24 00:49:24,187 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 00:49:24,200 INFO L203 MainTranslator]: Completed pre-run [2021-02-24 00:49:24,349 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/ldv-linux-3.0/module_get_put-drivers-net-pppox.ko.cil.out.i[141033,141046] [2021-02-24 00:49:24,364 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-02-24 00:49:24,397 INFO L208 MainTranslator]: Completed translation [2021-02-24 00:49:24,397 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24 WrapperNode [2021-02-24 00:49:24,397 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-02-24 00:49:24,398 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-02-24 00:49:24,399 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-02-24 00:49:24,399 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-02-24 00:49:24,414 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,415 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,435 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,435 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,463 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,469 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... [2021-02-24 00:49:24,482 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-02-24 00:49:24,483 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-02-24 00:49:24,483 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-02-24 00:49:24,484 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-02-24 00:49:24,485 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (1/1) ... No working directory specified, using /storage/repos/ultimate/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 [2021-02-24 00:49:24,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2021-02-24 00:49:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-02-24 00:49:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-02-24 00:49:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-24 00:49:24,622 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2021-02-24 00:49:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock [2021-02-24 00:49:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_sk [2021-02-24 00:49:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure register_pppox_proto [2021-02-24 00:49:24,623 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_pppox_proto [2021-02-24 00:49:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_unbind_sock [2021-02-24 00:49:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_ioctl [2021-02-24 00:49:24,624 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_create [2021-02-24 00:49:24,625 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_init [2021-02-24 00:49:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure pppox_exit [2021-02-24 00:49:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2021-02-24 00:49:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blast_assert [2021-02-24 00:49:24,626 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_get [2021-02-24 00:49:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2021-02-24 00:49:24,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2021-02-24 00:49:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_and_exit [2021-02-24 00:49:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_refcount [2021-02-24 00:49:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-02-24 00:49:24,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_1 [2021-02-24 00:49:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_2 [2021-02-24 00:49:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_module [2021-02-24 00:49:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-02-24 00:49:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undefined_int [2021-02-24 00:49:24,630 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_sock_nested [2021-02-24 00:49:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-02-24 00:49:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_channel_index [2021-02-24 00:49:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_unregister_channel [2021-02-24 00:49:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure release_sock [2021-02-24 00:49:24,631 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_register [2021-02-24 00:49:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure sock_unregister [2021-02-24 00:49:24,632 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-02-24 00:49:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2021-02-24 00:49:24,632 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure __request_module [2021-02-24 00:49:24,633 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_1 [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_2 [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_get [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_refcount [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_and_exit [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure sock_register [2021-02-24 00:49:24,634 INFO L130 BoogieDeclarations]: Found specification of procedure sock_unregister [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_unregister_channel [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_channel_index [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock_nested [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure lock_sock [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure release_sock [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_sk [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure register_pppox_proto [2021-02-24 00:49:24,635 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_pppox_proto [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_unbind_sock [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_ioctl [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-02-24 00:49:24,636 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_create [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_init [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure pppox_exit [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2021-02-24 00:49:24,637 INFO L130 BoogieDeclarations]: Found specification of procedure main [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blast_assert [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undefined_int [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure free [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2021-02-24 00:49:24,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-02-24 00:49:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-02-24 00:49:24,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-02-24 00:49:24,955 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-24 00:49:25,114 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##9: assume false; [2021-02-24 00:49:25,115 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume !false; [2021-02-24 00:49:25,115 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume !false; [2021-02-24 00:49:25,115 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##3: assume false; [2021-02-24 00:49:25,117 WARN L807 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-02-24 00:49:25,155 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume false; [2021-02-24 00:49:25,155 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##6: assume !false; [2021-02-24 00:49:25,223 INFO L759 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_module_put_and_exitFINAL: assume true; [2021-02-24 00:49:25,612 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-02-24 00:49:25,612 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2021-02-24 00:49:25,615 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 12:49:25 BoogieIcfgContainer [2021-02-24 00:49:25,615 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-02-24 00:49:25,617 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-02-24 00:49:25,617 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-02-24 00:49:25,621 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-02-24 00:49:25,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.02 12:49:23" (1/3) ... [2021-02-24 00:49:25,622 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582d80b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 12:49:25, skipping insertion in model container [2021-02-24 00:49:25,622 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.02 12:49:24" (2/3) ... [2021-02-24 00:49:25,623 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@582d80b7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.02 12:49:25, skipping insertion in model container [2021-02-24 00:49:25,623 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.02 12:49:25" (3/3) ... [2021-02-24 00:49:25,625 INFO L111 eAbstractionObserver]: Analyzing ICFG module_get_put-drivers-net-pppox.ko.cil.out.i [2021-02-24 00:49:25,632 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2021-02-24 00:49:25,639 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2021-02-24 00:49:25,664 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-02-24 00:49:25,692 INFO L376 AbstractCegarLoop]: Interprodecural is true [2021-02-24 00:49:25,692 INFO L377 AbstractCegarLoop]: Hoare is true [2021-02-24 00:49:25,692 INFO L378 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2021-02-24 00:49:25,692 INFO L379 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-02-24 00:49:25,692 INFO L380 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-02-24 00:49:25,693 INFO L381 AbstractCegarLoop]: Difference is false [2021-02-24 00:49:25,693 INFO L382 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-02-24 00:49:25,693 INFO L386 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-02-24 00:49:25,713 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states. [2021-02-24 00:49:25,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-02-24 00:49:25,724 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:25,725 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] [2021-02-24 00:49:25,726 INFO L428 AbstractCegarLoop]: === Iteration 1 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:25,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:25,732 INFO L82 PathProgramCache]: Analyzing trace with hash -1261740688, now seen corresponding path program 1 times [2021-02-24 00:49:25,742 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:25,743 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1290538044] [2021-02-24 00:49:25,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:26,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:26,223 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,224 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:26,240 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,241 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:26,242 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,243 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:26,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:26,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:26,411 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,412 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:26,414 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,418 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:26,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:26,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:26,431 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,432 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:26,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:26,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:26,448 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,449 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:26,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:26,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:26,459 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:26,460 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:26,479 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 00:49:26,480 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1290538044] [2021-02-24 00:49:26,482 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:26,482 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-02-24 00:49:26,483 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717988521] [2021-02-24 00:49:26,488 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-02-24 00:49:26,489 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:26,503 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-02-24 00:49:26,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-02-24 00:49:26,506 INFO L87 Difference]: Start difference. First operand 174 states. Second operand 4 states. [2021-02-24 00:49:27,311 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:27,311 INFO L93 Difference]: Finished difference Result 431 states and 487 transitions. [2021-02-24 00:49:27,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-02-24 00:49:27,313 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 57 [2021-02-24 00:49:27,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:27,329 INFO L225 Difference]: With dead ends: 431 [2021-02-24 00:49:27,329 INFO L226 Difference]: Without dead ends: 295 [2021-02-24 00:49:27,334 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-02-24 00:49:27,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2021-02-24 00:49:27,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 291. [2021-02-24 00:49:27,456 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2021-02-24 00:49:27,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 317 transitions. [2021-02-24 00:49:27,461 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 317 transitions. Word has length 57 [2021-02-24 00:49:27,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:27,462 INFO L480 AbstractCegarLoop]: Abstraction has 291 states and 317 transitions. [2021-02-24 00:49:27,462 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-02-24 00:49:27,462 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 317 transitions. [2021-02-24 00:49:27,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2021-02-24 00:49:27,469 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:27,469 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] [2021-02-24 00:49:27,469 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-02-24 00:49:27,470 INFO L428 AbstractCegarLoop]: === Iteration 2 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:27,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:27,471 INFO L82 PathProgramCache]: Analyzing trace with hash -976874129, now seen corresponding path program 1 times [2021-02-24 00:49:27,471 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:27,471 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1744063312] [2021-02-24 00:49:27,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:27,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,620 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,622 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,623 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,624 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:27,629 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,630 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:27,634 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:27,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,707 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:27,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,718 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,719 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:27,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,729 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,730 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:27,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,738 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-24 00:49:27,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,818 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,819 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,826 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:27,843 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,844 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:27,868 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,868 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:27,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:27,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,894 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:27,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-02-24 00:49:27,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:27,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:27,920 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:27,937 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 00:49:27,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1744063312] [2021-02-24 00:49:27,938 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:27,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 00:49:27,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41838278] [2021-02-24 00:49:27,941 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 00:49:27,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:27,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 00:49:27,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-02-24 00:49:27,942 INFO L87 Difference]: Start difference. First operand 291 states and 317 transitions. Second operand 10 states. [2021-02-24 00:49:29,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:29,213 INFO L93 Difference]: Finished difference Result 499 states and 551 transitions. [2021-02-24 00:49:29,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-02-24 00:49:29,214 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 124 [2021-02-24 00:49:29,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:29,226 INFO L225 Difference]: With dead ends: 499 [2021-02-24 00:49:29,226 INFO L226 Difference]: Without dead ends: 261 [2021-02-24 00:49:29,235 INFO L677 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 [2021-02-24 00:49:29,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 261 states. [2021-02-24 00:49:29,346 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 261 to 248. [2021-02-24 00:49:29,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2021-02-24 00:49:29,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 268 transitions. [2021-02-24 00:49:29,351 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 268 transitions. Word has length 124 [2021-02-24 00:49:29,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:29,355 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 268 transitions. [2021-02-24 00:49:29,355 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-24 00:49:29,355 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 268 transitions. [2021-02-24 00:49:29,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2021-02-24 00:49:29,366 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:29,367 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] [2021-02-24 00:49:29,367 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-02-24 00:49:29,368 INFO L428 AbstractCegarLoop]: === Iteration 3 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:29,368 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:29,368 INFO L82 PathProgramCache]: Analyzing trace with hash 2115492300, now seen corresponding path program 1 times [2021-02-24 00:49:29,369 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:29,369 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [722779949] [2021-02-24 00:49:29,369 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:29,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,488 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,494 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,494 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,552 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,554 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:29,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,560 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,561 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,568 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,569 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:29,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,575 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,576 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-24 00:49:29,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,613 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,613 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,615 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,622 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,623 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,630 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,631 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-24 00:49:29,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,651 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,652 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,653 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,654 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,662 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,663 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,673 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,674 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,685 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:29,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,698 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,699 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,701 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,703 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:29,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,720 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,721 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-02-24 00:49:29,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,732 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,733 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:29,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:29,738 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:29,739 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:29,757 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 00:49:29,758 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [722779949] [2021-02-24 00:49:29,758 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:29,758 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2021-02-24 00:49:29,758 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [424968499] [2021-02-24 00:49:29,759 INFO L460 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-02-24 00:49:29,759 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:29,760 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-02-24 00:49:29,760 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-02-24 00:49:29,760 INFO L87 Difference]: Start difference. First operand 248 states and 268 transitions. Second operand 10 states. [2021-02-24 00:49:30,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:30,606 INFO L93 Difference]: Finished difference Result 379 states and 411 transitions. [2021-02-24 00:49:30,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-02-24 00:49:30,607 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 133 [2021-02-24 00:49:30,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:30,609 INFO L225 Difference]: With dead ends: 379 [2021-02-24 00:49:30,610 INFO L226 Difference]: Without dead ends: 252 [2021-02-24 00:49:30,611 INFO L677 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 [2021-02-24 00:49:30,612 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2021-02-24 00:49:30,651 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 248. [2021-02-24 00:49:30,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 248 states. [2021-02-24 00:49:30,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 248 states and 267 transitions. [2021-02-24 00:49:30,654 INFO L78 Accepts]: Start accepts. Automaton has 248 states and 267 transitions. Word has length 133 [2021-02-24 00:49:30,655 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:30,655 INFO L480 AbstractCegarLoop]: Abstraction has 248 states and 267 transitions. [2021-02-24 00:49:30,655 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2021-02-24 00:49:30,655 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 267 transitions. [2021-02-24 00:49:30,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 136 [2021-02-24 00:49:30,657 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:30,657 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, 1, 1, 1, 1] [2021-02-24 00:49:30,657 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-02-24 00:49:30,657 INFO L428 AbstractCegarLoop]: === Iteration 4 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:30,658 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:30,658 INFO L82 PathProgramCache]: Analyzing trace with hash -311871803, now seen corresponding path program 1 times [2021-02-24 00:49:30,658 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:30,658 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1634567916] [2021-02-24 00:49:30,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,752 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,753 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,756 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,757 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,758 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,758 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,759 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,760 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,765 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,766 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,767 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,768 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,768 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:30,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,828 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,828 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,829 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,830 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:30,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:30,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,835 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,838 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,845 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,846 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:30,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,852 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,853 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-02-24 00:49:30,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,883 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,884 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,885 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,885 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:30,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,920 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,922 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:30,923 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,924 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:30,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,933 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,933 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-02-24 00:49:30,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:30,945 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:30,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:30,973 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 00:49:30,973 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1634567916] [2021-02-24 00:49:30,973 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:30,974 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-02-24 00:49:30,974 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [502501256] [2021-02-24 00:49:30,976 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 00:49:30,976 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:30,977 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 00:49:30,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-02-24 00:49:30,977 INFO L87 Difference]: Start difference. First operand 248 states and 267 transitions. Second operand 7 states. [2021-02-24 00:49:32,105 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:32,105 INFO L93 Difference]: Finished difference Result 386 states and 417 transitions. [2021-02-24 00:49:32,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-02-24 00:49:32,106 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 135 [2021-02-24 00:49:32,106 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:32,109 INFO L225 Difference]: With dead ends: 386 [2021-02-24 00:49:32,109 INFO L226 Difference]: Without dead ends: 383 [2021-02-24 00:49:32,110 INFO L677 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 [2021-02-24 00:49:32,111 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2021-02-24 00:49:32,167 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 367. [2021-02-24 00:49:32,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 367 states. [2021-02-24 00:49:32,170 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 367 states to 367 states and 399 transitions. [2021-02-24 00:49:32,171 INFO L78 Accepts]: Start accepts. Automaton has 367 states and 399 transitions. Word has length 135 [2021-02-24 00:49:32,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:32,171 INFO L480 AbstractCegarLoop]: Abstraction has 367 states and 399 transitions. [2021-02-24 00:49:32,172 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 00:49:32,172 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 399 transitions. [2021-02-24 00:49:32,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-02-24 00:49:32,174 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:32,174 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, 1, 1] [2021-02-24 00:49:32,174 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-02-24 00:49:32,174 INFO L428 AbstractCegarLoop]: === Iteration 5 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:32,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:32,175 INFO L82 PathProgramCache]: Analyzing trace with hash 736152761, now seen corresponding path program 1 times [2021-02-24 00:49:32,175 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:32,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [642633281] [2021-02-24 00:49:32,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,295 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,296 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,296 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,297 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:32,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,343 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,345 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:32,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,349 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,350 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:32,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,355 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,356 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,364 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,365 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-24 00:49:32,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,460 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,461 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,462 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,462 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-24 00:49:32,469 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,470 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,472 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,475 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 34 [2021-02-24 00:49:32,491 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,492 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 51 [2021-02-24 00:49:32,515 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,516 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 102 [2021-02-24 00:49:32,538 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,539 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 38 [2021-02-24 00:49:32,563 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,564 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-24 00:49:32,583 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,583 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-24 00:49:32,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,615 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,616 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:32,635 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,635 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 17 [2021-02-24 00:49:32,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:32,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,684 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,685 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:32,706 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,714 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 14 [2021-02-24 00:49:32,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:32,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,750 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,751 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-24 00:49:32,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,763 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,765 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:32,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-02-24 00:49:32,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,795 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,796 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:32,823 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,824 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 11 [2021-02-24 00:49:32,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:32,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:32,892 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,895 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:32,929 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:32,929 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 16 [2021-02-24 00:49:32,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-02-24 00:49:33,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:33,042 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:33,042 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:33,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:33,050 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:33,051 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:33,165 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-02-24 00:49:33,166 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [642633281] [2021-02-24 00:49:33,166 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:33,166 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [18] imperfect sequences [] total 18 [2021-02-24 00:49:33,167 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [267742804] [2021-02-24 00:49:33,167 INFO L460 AbstractCegarLoop]: Interpolant automaton has 18 states [2021-02-24 00:49:33,168 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:33,168 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2021-02-24 00:49:33,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2021-02-24 00:49:33,169 INFO L87 Difference]: Start difference. First operand 367 states and 399 transitions. Second operand 18 states. [2021-02-24 00:49:36,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:36,560 INFO L93 Difference]: Finished difference Result 572 states and 615 transitions. [2021-02-24 00:49:36,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-02-24 00:49:36,560 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 158 [2021-02-24 00:49:36,561 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:36,563 INFO L225 Difference]: With dead ends: 572 [2021-02-24 00:49:36,564 INFO L226 Difference]: Without dead ends: 318 [2021-02-24 00:49:36,566 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 236 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=168, Invalid=1392, Unknown=0, NotChecked=0, Total=1560 [2021-02-24 00:49:36,567 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2021-02-24 00:49:36,626 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 284. [2021-02-24 00:49:36,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 284 states. [2021-02-24 00:49:36,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 284 states to 284 states and 302 transitions. [2021-02-24 00:49:36,629 INFO L78 Accepts]: Start accepts. Automaton has 284 states and 302 transitions. Word has length 158 [2021-02-24 00:49:36,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:36,629 INFO L480 AbstractCegarLoop]: Abstraction has 284 states and 302 transitions. [2021-02-24 00:49:36,629 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2021-02-24 00:49:36,630 INFO L276 IsEmpty]: Start isEmpty. Operand 284 states and 302 transitions. [2021-02-24 00:49:36,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2021-02-24 00:49:36,632 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:36,632 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, 1, 1, 1, 1] [2021-02-24 00:49:36,632 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-02-24 00:49:36,632 INFO L428 AbstractCegarLoop]: === Iteration 6 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:36,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:36,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1589508239, now seen corresponding path program 1 times [2021-02-24 00:49:36,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:36,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [903947468] [2021-02-24 00:49:36,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:36,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,710 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,710 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,714 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,715 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,721 WARN L141 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size [2021-02-24 00:49:36,722 WARN L147 QuantifierPusher]: treesize reduction 9, result has 43.8 percent of original size 7 [2021-02-24 00:49:36,725 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,725 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:36,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,785 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,785 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,786 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,787 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:36,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,792 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,793 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:36,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,801 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,803 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,809 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,810 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-24 00:49:36,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,896 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,897 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,898 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,898 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:36,907 WARN L141 QuantifierPusher]: treesize reduction 8, result has 57.9 percent of original size [2021-02-24 00:49:36,908 WARN L147 QuantifierPusher]: treesize reduction 8, result has 57.9 percent of original size 11 [2021-02-24 00:49:36,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-24 00:49:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,937 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,937 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,938 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,938 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:36,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:36,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,951 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,952 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:36,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:36,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,959 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,960 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-24 00:49:36,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,968 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,969 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:36,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-02-24 00:49:36,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:36,980 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,980 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:36,981 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:36,982 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-24 00:49:36,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:36,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:37,003 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,003 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,004 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,005 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 7 [2021-02-24 00:49:37,016 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,017 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 9 [2021-02-24 00:49:37,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2021-02-24 00:49:37,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:37,036 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,036 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:37,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:37,041 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,041 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:37,084 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-02-24 00:49:37,085 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [903947468] [2021-02-24 00:49:37,085 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-02-24 00:49:37,085 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2021-02-24 00:49:37,085 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1199638253] [2021-02-24 00:49:37,086 INFO L460 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-02-24 00:49:37,086 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:37,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-02-24 00:49:37,087 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2021-02-24 00:49:37,087 INFO L87 Difference]: Start difference. First operand 284 states and 302 transitions. Second operand 9 states. [2021-02-24 00:49:37,766 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:37,766 INFO L93 Difference]: Finished difference Result 286 states and 303 transitions. [2021-02-24 00:49:37,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-02-24 00:49:37,767 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 160 [2021-02-24 00:49:37,768 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:37,770 INFO L225 Difference]: With dead ends: 286 [2021-02-24 00:49:37,770 INFO L226 Difference]: Without dead ends: 274 [2021-02-24 00:49:37,771 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2021-02-24 00:49:37,771 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 274 states. [2021-02-24 00:49:37,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 274 to 274. [2021-02-24 00:49:37,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 274 states. [2021-02-24 00:49:37,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 274 states to 274 states and 291 transitions. [2021-02-24 00:49:37,835 INFO L78 Accepts]: Start accepts. Automaton has 274 states and 291 transitions. Word has length 160 [2021-02-24 00:49:37,835 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:37,835 INFO L480 AbstractCegarLoop]: Abstraction has 274 states and 291 transitions. [2021-02-24 00:49:37,835 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2021-02-24 00:49:37,836 INFO L276 IsEmpty]: Start isEmpty. Operand 274 states and 291 transitions. [2021-02-24 00:49:37,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-02-24 00:49:37,839 INFO L414 BasicCegarLoop]: Found error trace [2021-02-24 00:49:37,840 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, 1, 1, 1, 1] [2021-02-24 00:49:37,840 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-02-24 00:49:37,840 INFO L428 AbstractCegarLoop]: === Iteration 7 === [ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-02-24 00:49:37,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-02-24 00:49:37,841 INFO L82 PathProgramCache]: Analyzing trace with hash -1215331027, now seen corresponding path program 1 times [2021-02-24 00:49:37,841 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2021-02-24 00:49:37,841 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [877893775] [2021-02-24 00:49:37,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-02-24 00:49:37,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:37,940 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,941 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:37,942 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,942 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,946 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,946 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,947 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,947 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,952 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,953 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,953 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,954 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:37,955 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:37,956 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:37,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2021-02-24 00:49:37,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,009 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,010 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-02-24 00:49:38,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,015 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,015 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-02-24 00:49:38,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,021 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,022 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:38,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,026 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,027 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 61 [2021-02-24 00:49:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,057 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,058 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,059 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,060 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-02-24 00:49:38,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,067 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,068 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:38,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,074 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,075 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:38,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,080 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,082 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 53 [2021-02-24 00:49:38,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,087 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,088 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-02-24 00:49:38,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,096 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,097 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,097 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,098 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-02-24 00:49:38,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,106 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,107 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,107 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,108 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,108 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,109 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-02-24 00:49:38,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,130 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,130 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,131 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,131 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:38,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-02-24 00:49:38,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,153 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,153 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-02-24 00:49:38,154 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,155 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 5 [2021-02-24 00:49:38,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-02-24 00:49:38,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,160 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,162 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2021-02-24 00:49:38,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-02-24 00:49:38,171 WARN L141 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-02-24 00:49:38,172 WARN L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-02-24 00:49:38,237 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-02-24 00:49:38,238 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [877893775] [2021-02-24 00:49:38,238 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-02-24 00:49:38,238 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-02-24 00:49:38,238 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [53534662] [2021-02-24 00:49:38,239 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-02-24 00:49:38,239 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2021-02-24 00:49:38,240 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-02-24 00:49:38,240 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-02-24 00:49:38,240 INFO L87 Difference]: Start difference. First operand 274 states and 291 transitions. Second operand 7 states. [2021-02-24 00:49:38,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-02-24 00:49:38,914 INFO L93 Difference]: Finished difference Result 274 states and 291 transitions. [2021-02-24 00:49:38,915 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-02-24 00:49:38,915 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 227 [2021-02-24 00:49:38,916 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-02-24 00:49:38,916 INFO L225 Difference]: With dead ends: 274 [2021-02-24 00:49:38,916 INFO L226 Difference]: Without dead ends: 0 [2021-02-24 00:49:38,918 INFO L677 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 [2021-02-24 00:49:38,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-02-24 00:49:38,918 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-02-24 00:49:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-02-24 00:49:38,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-02-24 00:49:38,919 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 227 [2021-02-24 00:49:38,919 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-02-24 00:49:38,919 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-02-24 00:49:38,919 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2021-02-24 00:49:38,919 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-02-24 00:49:38,919 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-02-24 00:49:38,920 WARN L517 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-02-24 00:49:38,922 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-02-24 00:49:40,615 WARN L202 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 50 [2021-02-24 00:49:40,761 WARN L202 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 46 [2021-02-24 00:49:41,158 WARN L202 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2021-02-24 00:49:41,467 WARN L202 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2021-02-24 00:49:41,730 WARN L202 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 29 [2021-02-24 00:49:42,206 WARN L202 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-02-24 00:49:42,430 WARN L202 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2021-02-24 00:49:42,752 WARN L202 SmtUtils]: Spent 320.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 52 [2021-02-24 00:49:42,885 WARN L202 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 33 [2021-02-24 00:49:43,153 WARN L202 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 55 [2021-02-24 00:49:43,481 WARN L202 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 24 [2021-02-24 00:49:43,817 WARN L202 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 37 [2021-02-24 00:49:44,861 WARN L202 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 43 [2021-02-24 00:49:45,301 WARN L202 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 24 [2021-02-24 00:49:45,807 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 37 [2021-02-24 00:49:46,304 WARN L202 SmtUtils]: Spent 181.00 ms on a formula simplification. DAG size of input: 76 DAG size of output: 37 [2021-02-24 00:49:46,531 WARN L202 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 32 [2021-02-24 00:49:46,623 INFO L189 CegarLoopUtils]: For program point reach_errorEXIT(line 12) no Hoare annotation was computed. [2021-02-24 00:49:46,623 INFO L189 CegarLoopUtils]: For program point reach_errorENTRY(line 12) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point L12-1(line 12) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point L12-2(line 12) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point L12-3(line 12) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point ldv_module_getEXIT(lines 5000 5009) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point L5003(lines 5003 5006) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point ldv_module_getENTRY(lines 5000 5009) no Hoare annotation was computed. [2021-02-24 00:49:46,624 INFO L189 CegarLoopUtils]: For program point L5004(line 5004) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point L5003-2(lines 5000 5009) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point kfreeEXIT(lines 5125 5127) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point kfreeENTRY(lines 5125 5127) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point kfreeFINAL(lines 5125 5127) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point L5126(line 5126) no Hoare annotation was computed. [2021-02-24 00:49:46,625 INFO L189 CegarLoopUtils]: For program point might_faultFINAL(lines 5104 5106) no Hoare annotation was computed. [2021-02-24 00:49:46,626 INFO L189 CegarLoopUtils]: For program point might_faultEXIT(lines 5104 5106) no Hoare annotation was computed. [2021-02-24 00:49:46,626 INFO L189 CegarLoopUtils]: For program point L4796-1(line 4796) no Hoare annotation was computed. [2021-02-24 00:49:46,626 INFO L189 CegarLoopUtils]: For program point L4796-2(line 4796) no Hoare annotation was computed. [2021-02-24 00:49:46,626 INFO L189 CegarLoopUtils]: For program point L4796(line 4796) no Hoare annotation was computed. [2021-02-24 00:49:46,626 INFO L189 CegarLoopUtils]: For program point L4792(line 4792) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4788(line 4788) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4813(line 4813) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4867(line 4867) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4805(lines 4805 4863) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4797-2(line 4797) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4797(line 4797) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4797-1(line 4797) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4793(line 4793) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point L4818(lines 4818 4842) no Hoare annotation was computed. [2021-02-24 00:49:46,627 INFO L189 CegarLoopUtils]: For program point pppox_ioctlFINAL(lines 4785 4871) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4789(line 4789) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4814(line 4814) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4785(lines 4785 4871) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4785-1(lines 4785 4871) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4814-3(line 4814) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4843(lines 4805 4862) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4814-1(line 4814) no Hoare annotation was computed. [2021-02-24 00:49:46,628 INFO L189 CegarLoopUtils]: For program point L4814-2(line 4814) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4802(lines 4801 4864) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4798(line 4798) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4860(line 4860) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4856-1(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4790(line 4790) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4856-2(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4856(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4852-1(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4856-5(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,629 INFO L189 CegarLoopUtils]: For program point L4786(line 4786) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4852-2(lines 4852 4861) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4856-6(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4856-3(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4852(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4856-4(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4815(line 4815) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4852-5(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4856-9(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4815-1(line 4815) no Hoare annotation was computed. [2021-02-24 00:49:46,630 INFO L189 CegarLoopUtils]: For program point L4852-3(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4856-7(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4848(line 4848) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4852-4(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4856-8(line 4856) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4852-9(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4852-7(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point L4852-8(line 4852) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point pppox_ioctlEXIT(lines 4785 4871) no Hoare annotation was computed. [2021-02-24 00:49:46,631 INFO L189 CegarLoopUtils]: For program point pppox_ioctlENTRY(lines 4785 4871) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4799(line 4799) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4799-1(lines 4794 4870) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4791(line 4791) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4857(line 4857) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4787(line 4787) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4849-2(line 4849) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4849(line 4849) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4849-1(line 4849) no Hoare annotation was computed. [2021-02-24 00:49:46,632 INFO L189 CegarLoopUtils]: For program point L4808-1(lines 4808 4811) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point L4808-2(line 4808) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point L4808(line 4808) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point L4808-3(line 4808) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point L4804(lines 4803 4864) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point lock_sockENTRY(lines 4719 4727) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point lock_sockFINAL(lines 4719 4727) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point lock_sockEXIT(lines 4719 4727) no Hoare annotation was computed. [2021-02-24 00:49:46,633 INFO L189 CegarLoopUtils]: For program point L4723(line 4723) no Hoare annotation was computed. [2021-02-24 00:49:46,634 INFO L185 CegarLoopUtils]: At program point L4957(lines 4956 4970) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,634 INFO L185 CegarLoopUtils]: At program point mainEXIT(lines 4933 4991) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,634 INFO L185 CegarLoopUtils]: At program point L4947(lines 4947 4950) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,634 INFO L185 CegarLoopUtils]: At program point L4943(line 4943) 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))) [2021-02-24 00:49:46,634 INFO L185 CegarLoopUtils]: At program point L4945-2(line 4945) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point L4974(line 4974) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point L4945(line 4945) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point L4945-1(line 4945) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point L4976(lines 4976 4980) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point L4939(line 4939) 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))) [2021-02-24 00:49:46,635 INFO L185 CegarLoopUtils]: At program point mainFINAL(lines 4933 4991) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4974-1(line 4974) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4935(line 4935) 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))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4937(line 4937) 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))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point mainENTRY(lines 4933 4991) 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))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4987(line 4987) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4954(line 4954) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,636 INFO L185 CegarLoopUtils]: At program point L4956(lines 4956 4970) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4983(lines 4941 4990) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4954-1(line 4954) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4979(lines 4941 4990) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4944-1(line 4944) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4977(lines 4941 4990) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4944(line 4944) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,637 INFO L185 CegarLoopUtils]: At program point L4971(lines 4941 4990) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L4938(line 4938) 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))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L4940(line 4940) 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))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L4936(line 4936) 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))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L4963(line 4963) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L4963-1(line 4963) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point ldv_try_module_getENTRY(lines 5010 5027) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,638 INFO L185 CegarLoopUtils]: At program point L5025(line 5025) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (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|))) [2021-02-24 00:49:46,639 INFO L185 CegarLoopUtils]: At program point L5019(line 5019) the Hoare annotation is: (or (let ((.cse0 (+ |old(~ldv_module_refcounter~0)| 1))) (and (= 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|) (<= .cse0 ~ldv_module_refcounter~0) (<= (+ |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)) (<= ~ldv_module_refcounter~0 .cse0))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,639 INFO L185 CegarLoopUtils]: At program point L5018(line 5018) 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))) [2021-02-24 00:49:46,639 INFO L185 CegarLoopUtils]: At program point L5021(line 5021) 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))) [2021-02-24 00:49:46,639 INFO L185 CegarLoopUtils]: At program point L5015(line 5015) 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))) [2021-02-24 00:49:46,639 INFO L185 CegarLoopUtils]: At program point L5015-1(line 5015) 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))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point L5017(lines 5017 5022) 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))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point L5011(line 5011) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (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|))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point L5013(lines 5013 5024) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (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|))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point L5015-2(line 5015) 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))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point L5015-3(line 5015) 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))) [2021-02-24 00:49:46,640 INFO L185 CegarLoopUtils]: At program point ldv_try_module_getEXIT(lines 5010 5027) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_~module.base |ldv_try_module_get_#in~module.base|)) (.cse1 (= ldv_try_module_get_~module.offset |ldv_try_module_get_#in~module.offset|))) (or (and (= ~ldv_module_refcounter~0 1) .cse0 .cse1 (<= |ldv_try_module_get_#res| 0) (<= 0 |ldv_try_module_get_#res|)) (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 .cse1 (<= .cse2 ~ldv_module_refcounter~0) (<= (+ |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)) (<= ~ldv_module_refcounter~0 .cse2) (<= 1 |ldv_try_module_get_#res|))))) [2021-02-24 00:49:46,641 INFO L185 CegarLoopUtils]: At program point ldv_try_module_getFINAL(lines 5010 5027) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_~module.base |ldv_try_module_get_#in~module.base|)) (.cse1 (= ldv_try_module_get_~module.offset |ldv_try_module_get_#in~module.offset|))) (or (and (= ~ldv_module_refcounter~0 1) .cse0 .cse1 (<= |ldv_try_module_get_#res| 0) (<= 0 |ldv_try_module_get_#res|)) (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 .cse1 (<= .cse2 ~ldv_module_refcounter~0) (<= (+ |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)) (<= ~ldv_module_refcounter~0 .cse2) (<= 1 |ldv_try_module_get_#res|))))) [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point lock_sock_nestedFINAL(lines 5101 5103) no Hoare annotation was computed. [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point lock_sock_nestedENTRY(lines 5101 5103) no Hoare annotation was computed. [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point L5101(lines 5101 5103) no Hoare annotation was computed. [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point lock_sock_nestedEXIT(lines 5101 5103) no Hoare annotation was computed. [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point ##fun~$Pointer$~X~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2021-02-24 00:49:46,641 INFO L189 CegarLoopUtils]: For program point L-1(line -1) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point L-1-1(line -1) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point ##fun~$Pointer$~X~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point ##fun~$Pointer$~X~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L192 CegarLoopUtils]: At program point sock_unregisterENTRY(lines 5121 5123) the Hoare annotation is: true [2021-02-24 00:49:46,642 INFO L192 CegarLoopUtils]: At program point sock_unregisterEXIT(lines 5121 5123) the Hoare annotation is: true [2021-02-24 00:49:46,642 INFO L192 CegarLoopUtils]: At program point sock_unregisterFINAL(lines 5121 5123) the Hoare annotation is: true [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point pppox_skEXIT(lines 4729 4734) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point pppox_skENTRY(lines 4729 4734) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point pppox_skFINAL(lines 4729 4734) no Hoare annotation was computed. [2021-02-24 00:49:46,642 INFO L189 CegarLoopUtils]: For program point L4732(line 4732) no Hoare annotation was computed. [2021-02-24 00:49:46,643 INFO L192 CegarLoopUtils]: At program point ldv_undefined_intENTRY(lines 5098 5100) the Hoare annotation is: true [2021-02-24 00:49:46,643 INFO L192 CegarLoopUtils]: At program point L5099(line 5099) the Hoare annotation is: true [2021-02-24 00:49:46,643 INFO L192 CegarLoopUtils]: At program point ldv_undefined_intEXIT(lines 5098 5100) the Hoare annotation is: true [2021-02-24 00:49:46,643 INFO L192 CegarLoopUtils]: At program point L5099-1(line 5099) the Hoare annotation is: true [2021-02-24 00:49:46,643 INFO L192 CegarLoopUtils]: At program point ldv_undefined_intFINAL(lines 5098 5100) the Hoare annotation is: true [2021-02-24 00:49:46,643 INFO L189 CegarLoopUtils]: For program point __request_moduleEXIT(lines 5091 5093) no Hoare annotation was computed. [2021-02-24 00:49:46,643 INFO L189 CegarLoopUtils]: For program point __request_moduleENTRY(lines 5091 5093) no Hoare annotation was computed. [2021-02-24 00:49:46,643 INFO L189 CegarLoopUtils]: For program point L5091(lines 5091 5093) no Hoare annotation was computed. [2021-02-24 00:49:46,643 INFO L189 CegarLoopUtils]: For program point L5092-1(line 5092) no Hoare annotation was computed. [2021-02-24 00:49:46,643 INFO L189 CegarLoopUtils]: For program point __request_moduleFINAL(lines 5091 5093) no Hoare annotation was computed. [2021-02-24 00:49:46,644 INFO L189 CegarLoopUtils]: For program point L5092-2(line 5092) no Hoare annotation was computed. [2021-02-24 00:49:46,644 INFO L189 CegarLoopUtils]: For program point L5092(line 5092) no Hoare annotation was computed. [2021-02-24 00:49:46,644 INFO L185 CegarLoopUtils]: At program point L4895(line 4895) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,644 INFO L185 CegarLoopUtils]: At program point L4895-1(line 4895) the Hoare annotation is: (or (let ((.cse1 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse0 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse1))) (and (= ~ldv_module_refcounter~0 1) (<= .cse0 |pppox_create_#t~mem37.offset|) (<= |pppox_create_#t~mem37.offset| .cse0) (= |pppox_create_#t~mem37.base| (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse1))))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,644 INFO L185 CegarLoopUtils]: At program point L4903-6(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,644 INFO L185 CegarLoopUtils]: At program point L4903-7(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,645 INFO L185 CegarLoopUtils]: At program point L4891(lines 4891 4901) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,645 INFO L185 CegarLoopUtils]: At program point L4895-4(line 4895) the Hoare annotation is: (let ((.cse11 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse9 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse11))) (let ((.cse8 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse11)) (.cse10 (+ .cse9 16))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse8) .cse10)) (.cse6 (select (select |#memory_$Pointer$.offset| .cse8) .cse10))) (let ((.cse0 (= |pppox_create_#t~mem38.offset| .cse6)) (.cse1 (= |pppox_create_#t~mem38.base| .cse5)) (.cse2 (<= .cse9 |pppox_create_#t~mem37.offset|)) (.cse3 (<= |pppox_create_#t~mem37.offset| .cse9)) (.cse4 (= |pppox_create_#t~mem37.base| .cse8))) (or (and (= ~ldv_module_refcounter~0 1) .cse0 (= |pppox_create_#t~ret39| 0) .cse1 .cse2 .cse3 .cse4) (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse7 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= (+ .cse5 .cse6) (+ (* 18446744073709551616 (div (+ .cse5 .cse6 (- 1)) 18446744073709551616)) 18446744073709551615)) (<= 1 |pppox_create_#t~ret39|) (<= .cse7 ~ldv_module_refcounter~0) .cse1 .cse2 .cse3 (<= ~ldv_module_refcounter~0 .cse7) .cse4)))))))) [2021-02-24 00:49:46,645 INFO L185 CegarLoopUtils]: At program point L4891-1(line 4891) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,645 INFO L185 CegarLoopUtils]: At program point L4895-5(line 4895) the Hoare annotation is: (let ((.cse11 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse9 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse11))) (let ((.cse8 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse11)) (.cse10 (+ .cse9 16))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse8) .cse10)) (.cse6 (select (select |#memory_$Pointer$.offset| .cse8) .cse10))) (let ((.cse0 (= |pppox_create_#t~mem38.offset| .cse6)) (.cse1 (= |pppox_create_#t~mem38.base| .cse5)) (.cse2 (<= .cse9 |pppox_create_#t~mem37.offset|)) (.cse3 (<= |pppox_create_#t~mem37.offset| .cse9)) (.cse4 (= |pppox_create_#t~mem37.base| .cse8))) (or (and (= ~ldv_module_refcounter~0 1) .cse0 (= pppox_create_~tmp~2 0) (= |pppox_create_#t~ret39| 0) .cse1 .cse2 .cse3 .cse4) (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse7 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) .cse0 (<= (+ .cse5 .cse6) (+ (* 18446744073709551616 (div (+ .cse5 .cse6 (- 1)) 18446744073709551616)) 18446744073709551615)) (<= 1 |pppox_create_#t~ret39|) (<= .cse7 ~ldv_module_refcounter~0) .cse1 .cse2 .cse3 (<= ~ldv_module_refcounter~0 .cse7) .cse4)))))))) [2021-02-24 00:49:46,645 INFO L185 CegarLoopUtils]: At program point L4895-2(line 4895) the Hoare annotation is: (or (let ((.cse3 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse3))) (let ((.cse1 (+ .cse2 16)) (.cse0 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse3))) (and (= ~ldv_module_refcounter~0 1) (= |pppox_create_#t~mem38.offset| (select (select |#memory_$Pointer$.offset| .cse0) .cse1)) (= |pppox_create_#t~mem38.base| (select (select |#memory_$Pointer$.base| .cse0) .cse1)) (<= .cse2 |pppox_create_#t~mem37.offset|) (<= |pppox_create_#t~mem37.offset| .cse2) (= |pppox_create_#t~mem37.base| .cse0))))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,646 INFO L185 CegarLoopUtils]: At program point L4895-3(line 4895) the Hoare annotation is: (let ((.cse11 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse9 (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse11))) (let ((.cse8 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse11)) (.cse10 (+ .cse9 16))) (let ((.cse5 (select (select |#memory_$Pointer$.base| .cse8) .cse10)) (.cse6 (select (select |#memory_$Pointer$.offset| .cse8) .cse10))) (let ((.cse0 (= |pppox_create_#t~mem38.offset| .cse6)) (.cse1 (= |pppox_create_#t~mem38.base| .cse5)) (.cse2 (<= .cse9 |pppox_create_#t~mem37.offset|)) (.cse3 (<= |pppox_create_#t~mem37.offset| .cse9)) (.cse4 (= |pppox_create_#t~mem37.base| .cse8))) (or (and (= ~ldv_module_refcounter~0 1) .cse0 (= |pppox_create_#t~ret39| 0) .cse1 .cse2 .cse3 .cse4) (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse7 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= (+ .cse5 .cse6) (+ (* 18446744073709551616 (div (+ .cse5 .cse6 (- 1)) 18446744073709551616)) 18446744073709551615)) (<= 1 |pppox_create_#t~ret39|) (<= .cse7 ~ldv_module_refcounter~0) .cse1 .cse2 .cse3 (<= ~ldv_module_refcounter~0 .cse7) .cse4)))))))) [2021-02-24 00:49:46,646 INFO L185 CegarLoopUtils]: At program point L4887(line 4887) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,646 INFO L185 CegarLoopUtils]: At program point L4891-2(line 4891) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,646 INFO L185 CegarLoopUtils]: At program point L4895-6(line 4895) the Hoare annotation is: (let ((.cse7 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$Pointer$.base| |~#pppox_protos~0.base|) .cse7)) (.cse6 (+ (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) .cse7) 16))) (let ((.cse1 (select (select |#memory_$Pointer$.base| .cse5) .cse6)) (.cse2 (select (select |#memory_$Pointer$.offset| .cse5) .cse6))) (let ((.cse0 (= |pppox_create_#t~mem38.offset| .cse2)) (.cse4 (= |pppox_create_#t~mem38.base| .cse1))) (or (let ((.cse3 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) .cse0 (<= (+ .cse1 .cse2) (+ (* 18446744073709551616 (div (+ .cse1 .cse2 (- 1)) 18446744073709551616)) 18446744073709551615)) (<= 1 |pppox_create_#t~ret39|) (<= .cse3 ~ldv_module_refcounter~0) .cse4 (<= ~ldv_module_refcounter~0 .cse3))) (and (= ~ldv_module_refcounter~0 1) .cse0 (= pppox_create_~tmp~2 0) (= |pppox_create_#t~ret39| 0) .cse4) (not (= |old(~ldv_module_refcounter~0)| 1))))))) [2021-02-24 00:49:46,646 INFO L185 CegarLoopUtils]: At program point L4895-7(line 4895) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= 1 |pppox_create_#t~ret39|) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (and (= ~ldv_module_refcounter~0 1) (= pppox_create_~tmp~2 0) (= |pppox_create_#t~ret39| 0))) [2021-02-24 00:49:46,647 INFO L185 CegarLoopUtils]: At program point L4904-1(line 4904) the Hoare annotation is: (or (let ((.cse8 (+ |old(~ldv_module_refcounter~0)| 1))) (and (let ((.cse2 (+ |pppox_create_#t~mem47.offset| 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |pppox_create_#t~mem47.base|) .cse2)) (.cse1 (select (select |#memory_$Pointer$.offset| |pppox_create_#t~mem47.base|) .cse2))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615)))) (<= 1 pppox_create_~tmp~2) (let ((.cse7 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$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$.offset| .cse5) .cse6))) (<= (+ .cse3 .cse4) (+ (* 18446744073709551616 (div (+ .cse3 .cse4 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse8 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse8))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,647 INFO L185 CegarLoopUtils]: At program point L4904-2(line 4904) the Hoare annotation is: (or (let ((.cse8 (+ |old(~ldv_module_refcounter~0)| 1))) (and (let ((.cse2 (+ |pppox_create_#t~mem47.offset| 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |pppox_create_#t~mem47.base|) .cse2)) (.cse1 (select (select |#memory_$Pointer$.offset| |pppox_create_#t~mem47.base|) .cse2))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615)))) (<= 1 pppox_create_~tmp~2) (<= (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset|) (+ (* 18446744073709551616 (div (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset| (- 1)) 18446744073709551616)) 18446744073709551615)) (let ((.cse7 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$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$.offset| .cse5) .cse6))) (<= (+ .cse3 .cse4) (+ (* 18446744073709551616 (div (+ .cse3 .cse4 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse8 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse8))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,647 INFO L185 CegarLoopUtils]: At program point L4904(line 4904) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4904-3(line 4904) the Hoare annotation is: (or (not (= |old(~ldv_module_refcounter~0)| 1)) (and (let ((.cse2 (+ |pppox_create_#t~mem47.offset| 16))) (let ((.cse0 (select (select |#memory_$Pointer$.base| |pppox_create_#t~mem47.base|) .cse2)) (.cse1 (select (select |#memory_$Pointer$.offset| |pppox_create_#t~mem47.base|) .cse2))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615)))) (<= 1 pppox_create_~tmp~2) (<= (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset|) (+ (* 18446744073709551616 (div (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset| (- 1)) 18446744073709551616)) 18446744073709551615)) (let ((.cse7 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse5 (select (select |#memory_$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$.offset| .cse5) .cse6))) (<= (+ .cse3 .cse4) (+ (* 18446744073709551616 (div (+ .cse3 .cse4 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (< 0 ~ldv_module_refcounter~0))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4904-4(line 4904) the Hoare annotation is: (or (and (<= 1 pppox_create_~tmp~2) (<= (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset|) (+ (* 18446744073709551616 (div (+ |pppox_create_#t~mem48.base| |pppox_create_#t~mem48.offset| (- 1)) 18446744073709551616)) 18446744073709551615)) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (< 0 ~ldv_module_refcounter~0)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4884(line 4884) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4880(lines 4880 4883) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4876(line 4876) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4872-1(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4872-2(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,648 INFO L185 CegarLoopUtils]: At program point L4872(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4897(lines 4897 4900) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1)) (and (= ~ldv_module_refcounter~0 1) (= pppox_create_~tmp~2 0))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4885-2(line 4885) the Hoare annotation is: (or (and (= ~ldv_module_refcounter~0 1) (= (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|)) |pppox_create_#t~mem33.offset|)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4885(line 4885) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4885-1(lines 4885 4890) the Hoare annotation is: (or (and (= ~ldv_module_refcounter~0 1) (= (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|)) |pppox_create_#t~mem33.offset|)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4885-4(line 4885) the Hoare annotation is: (or (and (= ~ldv_module_refcounter~0 1) (= (select (select |#memory_$Pointer$.offset| |~#pppox_protos~0.base|) (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|)) |pppox_create_#t~mem33.offset|)) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4885-5(lines 4885 4890) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,649 INFO L185 CegarLoopUtils]: At program point L4906(lines 4875 4908) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point pppox_createFINAL(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point L4877(lines 4877 4883) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point L4873(line 4873) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point pppox_createENTRY(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point L4874(line 4874) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point L4903(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,650 INFO L185 CegarLoopUtils]: At program point L4903-1(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L185 CegarLoopUtils]: At program point pppox_createEXIT(lines 4872 4909) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L185 CegarLoopUtils]: At program point L4903-4(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L185 CegarLoopUtils]: At program point L4903-5(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L185 CegarLoopUtils]: At program point L4903-2(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L185 CegarLoopUtils]: At program point L4903-3(line 4903) the Hoare annotation is: (or (let ((.cse5 (+ |old(~ldv_module_refcounter~0)| 1))) (and (<= 1 pppox_create_~tmp~2) (let ((.cse4 (+ (* pppox_create_~protocol 8) |~#pppox_protos~0.offset|))) (let ((.cse2 (select (select |#memory_$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$.offset| .cse2) .cse3))) (<= (+ .cse0 .cse1) (+ (* 18446744073709551616 (div (+ .cse0 .cse1 (- 1)) 18446744073709551616)) 18446744073709551615))))) (<= .cse5 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse5))) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,651 INFO L192 CegarLoopUtils]: At program point ldv_initializeFINAL(lines 5094 5096) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L192 CegarLoopUtils]: At program point ldv_initializeEXIT(lines 5094 5096) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L192 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L192 CegarLoopUtils]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intEXIT(line -1) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L192 CegarLoopUtils]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L192 CegarLoopUtils]: At program point ##fun~$Pointer$~X~$Pointer$~TO~intFINAL(line -1) the Hoare annotation is: true [2021-02-24 00:49:46,652 INFO L189 CegarLoopUtils]: For program point ldv_module_put_and_exitEXIT(lines 5044 5053) no Hoare annotation was computed. [2021-02-24 00:49:46,652 INFO L189 CegarLoopUtils]: For program point L5048(lines 5046 5052) no Hoare annotation was computed. [2021-02-24 00:49:46,652 INFO L189 CegarLoopUtils]: For program point ldv_module_put_and_exitENTRY(lines 5044 5053) no Hoare annotation was computed. [2021-02-24 00:49:46,652 INFO L189 CegarLoopUtils]: For program point unregister_pppox_protoEXIT(lines 4758 4770) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point L4763(line 4763) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point L4762(lines 4762 4765) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point unregister_pppox_protoENTRY(lines 4758 4770) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point L4761(lines 4761 4767) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point L4761-1(lines 4758 4770) no Hoare annotation was computed. [2021-02-24 00:49:46,653 INFO L192 CegarLoopUtils]: At program point pppox_exitEXIT(lines 4920 4928) the Hoare annotation is: true [2021-02-24 00:49:46,653 INFO L192 CegarLoopUtils]: At program point pppox_exitENTRY(lines 4920 4928) the Hoare annotation is: true [2021-02-24 00:49:46,653 INFO L192 CegarLoopUtils]: At program point pppox_exitFINAL(lines 4920 4928) the Hoare annotation is: true [2021-02-24 00:49:46,653 INFO L189 CegarLoopUtils]: For program point pppox_unbind_sockEXIT(lines 4771 4784) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point pppox_unbind_sockENTRY(lines 4771 4784) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4776-1(line 4776) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4774(line 4774) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4776-2(line 4776) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4777(line 4777) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4776(line 4776) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4777-1(line 4777) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4774-3(line 4774) no Hoare annotation was computed. [2021-02-24 00:49:46,654 INFO L189 CegarLoopUtils]: For program point L4774-4(lines 4771 4784) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point L4774-1(lines 4774 4781) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point L4772(line 4772) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point L4774-2(line 4774) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point ldv_module_refcountFINAL(lines 5054 5059) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point ldv_module_refcountENTRY(lines 5054 5059) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point ldv_module_refcountEXIT(lines 5054 5059) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point release_sockENTRY(lines 5114 5116) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point release_sockEXIT(lines 5114 5116) no Hoare annotation was computed. [2021-02-24 00:49:46,655 INFO L189 CegarLoopUtils]: For program point release_sockFINAL(lines 5114 5116) no Hoare annotation was computed. [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point L4915-2(line 4915) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point L4915-3(line 4915) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point pppox_initFINAL(lines 4911 4919) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point pppox_initENTRY(lines 4911 4919) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point L4915(line 4915) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point L4915-1(line 4915) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point L4917(line 4917) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L192 CegarLoopUtils]: At program point pppox_initEXIT(lines 4911 4919) the Hoare annotation is: true [2021-02-24 00:49:46,656 INFO L189 CegarLoopUtils]: For program point L4754(line 4754) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point register_pppox_protoFINAL(lines 4740 4757) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4751(line 4751) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4750(line 4750) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4754-1(line 4754) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4747(line 4747) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4750-3(line 4750) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4746(lines 4746 4749) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4750-1(lines 4750 4753) no Hoare annotation was computed. [2021-02-24 00:49:46,657 INFO L189 CegarLoopUtils]: For program point L4750-2(line 4750) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L189 CegarLoopUtils]: For program point L4743(lines 4743 4749) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L189 CegarLoopUtils]: For program point register_pppox_protoEXIT(lines 4740 4757) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L189 CegarLoopUtils]: For program point L4744(line 4744) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L189 CegarLoopUtils]: For program point register_pppox_protoENTRY(lines 4740 4757) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L189 CegarLoopUtils]: For program point L4740(lines 4740 4757) no Hoare annotation was computed. [2021-02-24 00:49:46,658 INFO L185 CegarLoopUtils]: At program point L4739-4(line 4739) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,658 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,658 INFO L185 CegarLoopUtils]: At program point L4739-2(line 4739) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L-1-1(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L4739-3(line 4739) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L4887(line 4887) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L4910(line 4910) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L4910-3(line 4910) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L12(line 12) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L12-1(line 12) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,659 INFO L185 CegarLoopUtils]: At program point L4910-1(line 4910) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L12-2(line 12) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L4910-2(line 4910) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |~#pppox_protos~0.offset| |old(~#pppox_protos~0.offset)|) (= ~LDV_IN_INTERRUPT~0 |old(~LDV_IN_INTERRUPT~0)|) (= |#t~string0.offset| |old(#t~string0.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (= |#t~string0.base| |old(#t~string0.base)|) (= |old(#valid)| |#valid|) (= |~#pppox_protos~0.base| |old(~#pppox_protos~0.base)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |~#pppox_proto_family~0.offset| |old(~#pppox_proto_family~0.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |~#pppox_proto_family~0.base| |old(~#pppox_proto_family~0.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|)) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L12-3(line 12) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L4999(line 4999) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L12-4(line 12) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,660 INFO L185 CegarLoopUtils]: At program point L4739(line 4739) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,661 INFO L185 CegarLoopUtils]: At program point L4739-1(line 4739) the Hoare annotation is: (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) [2021-02-24 00:49:46,661 INFO L185 CegarLoopUtils]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-02-24 00:49:46,661 INFO L192 CegarLoopUtils]: At program point ldv_check_final_stateENTRY(lines 5060 5071) the Hoare annotation is: true [2021-02-24 00:49:46,661 INFO L192 CegarLoopUtils]: At program point L5063(lines 5060 5071) the Hoare annotation is: true [2021-02-24 00:49:46,661 INFO L185 CegarLoopUtils]: At program point L5065(line 5065) the Hoare annotation is: (not (= ~ldv_module_refcounter~0 1)) [2021-02-24 00:49:46,661 INFO L192 CegarLoopUtils]: At program point ldv_check_final_stateEXIT(lines 5060 5071) the Hoare annotation is: true [2021-02-24 00:49:46,661 INFO L189 CegarLoopUtils]: For program point ppp_unregister_channelEXIT(lines 5111 5113) no Hoare annotation was computed. [2021-02-24 00:49:46,661 INFO L189 CegarLoopUtils]: For program point ppp_unregister_channelENTRY(lines 5111 5113) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point ppp_unregister_channelFINAL(lines 5111 5113) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point ppp_channel_indexENTRY(lines 5108 5110) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point ppp_channel_indexEXIT(lines 5108 5110) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point ppp_channel_indexFINAL(lines 5108 5110) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point L5109-2(line 5109) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point L5109(line 5109) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L189 CegarLoopUtils]: For program point L5109-1(line 5109) no Hoare annotation was computed. [2021-02-24 00:49:46,662 INFO L185 CegarLoopUtils]: At program point ldv_try_module_get_1FINAL(lines 5072 5080) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= 1 |ldv_try_module_get_1_#res|) (<= 1 ldv_try_module_get_1_~tmp~5) (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (not (= |old(~ldv_module_refcounter~0)| 1)) (and (<= ldv_try_module_get_1_~tmp~5 0) .cse0 (<= 0 |ldv_try_module_get_1_#res|) .cse1 (= ~ldv_module_refcounter~0 1) (<= |ldv_try_module_get_1_#res| 0) (<= 0 ldv_try_module_get_1_~tmp~5)))) [2021-02-24 00:49:46,663 INFO L185 CegarLoopUtils]: At program point L5073(line 5073) 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))) [2021-02-24 00:49:46,663 INFO L185 CegarLoopUtils]: At program point L5076-3(line 5076) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 |ldv_try_module_get_1_#t~ret55|) (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= 1 ldv_try_module_get_1_~tmp~5) (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (and (<= ldv_try_module_get_1_~tmp~5 0) .cse0 (<= 0 |ldv_try_module_get_1_#t~ret55|) .cse1 (= ~ldv_module_refcounter~0 1) (<= 0 ldv_try_module_get_1_~tmp~5) (<= |ldv_try_module_get_1_#t~ret55| 0)) (not (= |old(~ldv_module_refcounter~0)| 1)))) [2021-02-24 00:49:46,663 INFO L185 CegarLoopUtils]: At program point ldv_try_module_get_1EXIT(lines 5072 5080) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= 1 |ldv_try_module_get_1_#res|) (<= 1 ldv_try_module_get_1_~tmp~5) (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (not (= |old(~ldv_module_refcounter~0)| 1)) (and (<= ldv_try_module_get_1_~tmp~5 0) .cse0 (<= 0 |ldv_try_module_get_1_#res|) .cse1 (= ~ldv_module_refcounter~0 1) (<= |ldv_try_module_get_1_#res| 0) (<= 0 ldv_try_module_get_1_~tmp~5)))) [2021-02-24 00:49:46,663 INFO L185 CegarLoopUtils]: At program point ldv_try_module_get_1ENTRY(lines 5072 5080) the Hoare annotation is: (or (= ~ldv_module_refcounter~0 1) (not (= |old(~ldv_module_refcounter~0)| 1))) [2021-02-24 00:49:46,663 INFO L185 CegarLoopUtils]: At program point L5078(line 5078) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= 1 ldv_try_module_get_1_~tmp~5) (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (and (<= ldv_try_module_get_1_~tmp~5 0) .cse0 .cse1 (= ~ldv_module_refcounter~0 1) (<= 0 ldv_try_module_get_1_~tmp~5)))) [2021-02-24 00:49:46,664 INFO L185 CegarLoopUtils]: At program point L5076-1(line 5076) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 |ldv_try_module_get_1_#t~ret55|) (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (and .cse0 (<= 0 |ldv_try_module_get_1_#t~ret55|) (= ~ldv_module_refcounter~0 1) .cse1 (<= |ldv_try_module_get_1_#t~ret55| 0)))) [2021-02-24 00:49:46,664 INFO L185 CegarLoopUtils]: At program point L5076-2(line 5076) the Hoare annotation is: (let ((.cse0 (= ldv_try_module_get_1_~module.base |ldv_try_module_get_1_#in~module.base|)) (.cse1 (= |ldv_try_module_get_1_#in~module.offset| ldv_try_module_get_1_~module.offset))) (or (not (= |old(~ldv_module_refcounter~0)| 1)) (let ((.cse2 (+ |old(~ldv_module_refcounter~0)| 1))) (and .cse0 (<= 1 |ldv_try_module_get_1_#t~ret55|) (<= 1 (+ |ldv_try_module_get_1_#in~module.offset| |ldv_try_module_get_1_#in~module.base| (* 18446744073709551616 (div (+ (* |ldv_try_module_get_1_#in~module.offset| (- 1)) (* |ldv_try_module_get_1_#in~module.base| (- 1)) 18446744073709551615) 18446744073709551616)))) .cse1 (<= .cse2 ~ldv_module_refcounter~0) (<= ~ldv_module_refcounter~0 .cse2))) (and .cse0 (<= 0 |ldv_try_module_get_1_#t~ret55|) (= ~ldv_module_refcounter~0 1) .cse1 (<= |ldv_try_module_get_1_#t~ret55| 0)))) [2021-02-24 00:49:46,664 INFO L185 CegarLoopUtils]: At program point L5076(line 5076) 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))) [2021-02-24 00:49:46,664 INFO L192 CegarLoopUtils]: At program point L5119(line 5119) the Hoare annotation is: true [2021-02-24 00:49:46,664 INFO L192 CegarLoopUtils]: At program point L5119-1(line 5119) the Hoare annotation is: true [2021-02-24 00:49:46,664 INFO L192 CegarLoopUtils]: At program point sock_registerENTRY(lines 5118 5120) the Hoare annotation is: true [2021-02-24 00:49:46,665 INFO L192 CegarLoopUtils]: At program point L5119-2(line 5119) the Hoare annotation is: true [2021-02-24 00:49:46,665 INFO L192 CegarLoopUtils]: At program point sock_registerEXIT(lines 5118 5120) the Hoare annotation is: true [2021-02-24 00:49:46,665 INFO L192 CegarLoopUtils]: At program point sock_registerFINAL(lines 5118 5120) the Hoare annotation is: true [2021-02-24 00:49:46,665 INFO L185 CegarLoopUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-02-24 00:49:46,665 INFO L185 CegarLoopUtils]: At program point L-1(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-02-24 00:49:46,665 INFO L192 CegarLoopUtils]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2021-02-24 00:49:46,665 INFO L185 CegarLoopUtils]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-02-24 00:49:46,665 INFO L185 CegarLoopUtils]: At program point ldv_module_putENTRY(lines 5028 5043) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|)) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point ldv_module_putEXIT(lines 5028 5043) the Hoare annotation is: (let ((.cse0 (= |ldv_module_put_#in~module.offset| ldv_module_put_~module.offset)) (.cse1 (= |ldv_module_put_#in~module.base| ldv_module_put_~module.base))) (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and .cse0 (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) .cse1 (<= 0 (+ (* 18446744073709551616 (div (+ (* |ldv_module_put_#in~module.base| (- 1)) (* |ldv_module_put_#in~module.offset| (- 1))) 18446744073709551616)) |ldv_module_put_#in~module.base| |ldv_module_put_#in~module.offset|))) (and (<= (+ ~ldv_module_refcounter~0 1) |old(~ldv_module_refcounter~0)|) .cse0 (<= 1 ~ldv_module_refcounter~0) .cse1))) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point L5034(line 5034) the Hoare annotation is: (not (<= 2 |old(~ldv_module_refcounter~0)|)) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point L5031(lines 5031 5040) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and (= |ldv_module_put_#in~module.offset| ldv_module_put_~module.offset) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (= |ldv_module_put_#in~module.base| ldv_module_put_~module.base))) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point L5032-1(lines 5032 5037) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and (= |ldv_module_put_#in~module.offset| ldv_module_put_~module.offset) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (= |ldv_module_put_#in~module.base| ldv_module_put_~module.base))) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point L5032(lines 5032 5037) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and (= |ldv_module_put_#in~module.offset| ldv_module_put_~module.offset) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (= |ldv_module_put_#in~module.base| ldv_module_put_~module.base))) [2021-02-24 00:49:46,666 INFO L185 CegarLoopUtils]: At program point L5031-2(lines 5028 5043) the Hoare annotation is: (let ((.cse0 (= |ldv_module_put_#in~module.offset| ldv_module_put_~module.offset)) (.cse1 (= |ldv_module_put_#in~module.base| ldv_module_put_~module.base))) (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and .cse0 (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) .cse1 (<= 0 (+ (* 18446744073709551616 (div (+ (* |ldv_module_put_#in~module.base| (- 1)) (* |ldv_module_put_#in~module.offset| (- 1))) 18446744073709551616)) |ldv_module_put_#in~module.base| |ldv_module_put_#in~module.offset|))) (and (<= (+ ~ldv_module_refcounter~0 1) |old(~ldv_module_refcounter~0)|) .cse0 (<= 1 ~ldv_module_refcounter~0) .cse1))) [2021-02-24 00:49:46,667 INFO L192 CegarLoopUtils]: At program point ldv_blast_assertENTRY(lines 4992 4997) the Hoare annotation is: true [2021-02-24 00:49:46,667 INFO L192 CegarLoopUtils]: At program point ldv_blast_assertEXIT(lines 4992 4997) the Hoare annotation is: true [2021-02-24 00:49:46,667 INFO L192 CegarLoopUtils]: At program point ldv_blast_assertFINAL(lines 4992 4997) the Hoare annotation is: true [2021-02-24 00:49:46,667 INFO L192 CegarLoopUtils]: At program point L4995(line 4995) the Hoare annotation is: true [2021-02-24 00:49:46,667 INFO L192 CegarLoopUtils]: At program point ldv_blast_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4995) the Hoare annotation is: true [2021-02-24 00:49:46,667 INFO L185 CegarLoopUtils]: At program point ldv_module_put_2FINAL(lines 5081 5089) the Hoare annotation is: (let ((.cse0 (= ldv_module_put_2_~ldv_func_arg1.base |ldv_module_put_2_#in~ldv_func_arg1.base|)) (.cse1 (= |ldv_module_put_2_#in~ldv_func_arg1.offset| ldv_module_put_2_~ldv_func_arg1.offset))) (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and .cse0 .cse1 (<= (+ ~ldv_module_refcounter~0 1) |old(~ldv_module_refcounter~0)|) (<= 1 ~ldv_module_refcounter~0)) (and .cse0 .cse1 (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (let ((.cse2 (+ |ldv_module_put_2_#in~ldv_func_arg1.offset| |ldv_module_put_2_#in~ldv_func_arg1.base|))) (<= .cse2 (* 18446744073709551616 (div .cse2 18446744073709551616))))))) [2021-02-24 00:49:46,667 INFO L185 CegarLoopUtils]: At program point L5085(line 5085) 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)|))) [2021-02-24 00:49:46,668 INFO L185 CegarLoopUtils]: At program point ldv_module_put_2EXIT(lines 5081 5089) the Hoare annotation is: (let ((.cse0 (= ldv_module_put_2_~ldv_func_arg1.base |ldv_module_put_2_#in~ldv_func_arg1.base|)) (.cse1 (= |ldv_module_put_2_#in~ldv_func_arg1.offset| ldv_module_put_2_~ldv_func_arg1.offset))) (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (and .cse0 .cse1 (<= (+ ~ldv_module_refcounter~0 1) |old(~ldv_module_refcounter~0)|) (<= 1 ~ldv_module_refcounter~0)) (and .cse0 .cse1 (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|) (let ((.cse2 (+ |ldv_module_put_2_#in~ldv_func_arg1.offset| |ldv_module_put_2_#in~ldv_func_arg1.base|))) (<= .cse2 (* 18446744073709551616 (div .cse2 18446744073709551616))))))) [2021-02-24 00:49:46,668 INFO L185 CegarLoopUtils]: At program point ldv_module_put_2ENTRY(lines 5081 5089) the Hoare annotation is: (or (not (<= 2 |old(~ldv_module_refcounter~0)|)) (= ~ldv_module_refcounter~0 |old(~ldv_module_refcounter~0)|)) [2021-02-24 00:49:46,695 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.02 12:49:46 BoogieIcfgContainer [2021-02-24 00:49:46,695 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-02-24 00:49:46,696 INFO L168 Benchmark]: Toolchain (without parser) took 23386.74 ms. Allocated memory was 156.2 MB in the beginning and 457.2 MB in the end (delta: 300.9 MB). Free memory was 125.9 MB in the beginning and 244.1 MB in the end (delta: -118.2 MB). Peak memory consumption was 276.4 MB. Max. memory is 8.0 GB. [2021-02-24 00:49:46,697 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-02-24 00:49:46,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1073.94 ms. Allocated memory is still 156.2 MB. Free memory was 124.7 MB in the beginning and 87.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 36.8 MB. Max. memory is 8.0 GB. [2021-02-24 00:49:46,697 INFO L168 Benchmark]: Boogie Preprocessor took 83.76 ms. Allocated memory is still 156.2 MB. Free memory was 86.5 MB in the beginning and 83.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. [2021-02-24 00:49:46,698 INFO L168 Benchmark]: RCFGBuilder took 1132.38 ms. Allocated memory is still 156.2 MB. Free memory was 83.3 MB in the beginning and 71.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 16.7 MB. Max. memory is 8.0 GB. [2021-02-24 00:49:46,698 INFO L168 Benchmark]: TraceAbstraction took 21078.15 ms. Allocated memory was 156.2 MB in the beginning and 457.2 MB in the end (delta: 300.9 MB). Free memory was 71.3 MB in the beginning and 244.1 MB in the end (delta: -172.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 8.0 GB. [2021-02-24 00:49:46,700 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 156.2 MB. Free memory is still 129.8 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 1073.94 ms. Allocated memory is still 156.2 MB. Free memory was 124.7 MB in the beginning and 87.0 MB in the end (delta: 37.7 MB). Peak memory consumption was 36.8 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 83.76 ms. Allocated memory is still 156.2 MB. Free memory was 86.5 MB in the beginning and 83.3 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.1 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1132.38 ms. Allocated memory is still 156.2 MB. Free memory was 83.3 MB in the beginning and 71.9 MB in the end (delta: 11.4 MB). Peak memory consumption was 16.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 21078.15 ms. Allocated memory was 156.2 MB in the beginning and 457.2 MB in the end (delta: 300.9 MB). Free memory was 71.3 MB in the beginning and 244.1 MB in the end (delta: -172.8 MB). Peak memory consumption was 220.8 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4995]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4941]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4875]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4941]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4941]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4941]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - InvariantResult [Line: 4956]: Loop Invariant Derived loop invariant: ldv_module_refcounter == \old(ldv_module_refcounter) || !(\old(ldv_module_refcounter) == 1) - ProcedureContractResult [Line: 4933]: Procedure Contract for main Derived contract for procedure main: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - ProcedureContractResult [Line: 5010]: Procedure Contract for ldv_try_module_get Derived contract for procedure ldv_try_module_get: (((((ldv_module_refcounter == 1 && module == module) && module == module) && \result <= 0) && 0 <= \result) || !(\old(ldv_module_refcounter) == 1)) || (((((module == module && module == module) && \old(ldv_module_refcounter) + 1 <= ldv_module_refcounter) && module + module <= 18446744073709551616 * ((module + module + -1) / 18446744073709551616) + 18446744073709551615) && ldv_module_refcounter <= \old(ldv_module_refcounter) + 1) && 1 <= \result) - ProcedureContractResult [Line: 5121]: Procedure Contract for sock_unregister Derived contract for procedure sock_unregister: 1 - ProcedureContractResult [Line: 5098]: Procedure Contract for ldv_undefined_int Derived contract for procedure ldv_undefined_int: 1 - ProcedureContractResult [Line: 4872]: Procedure Contract for pppox_create Derived contract for procedure pppox_create: ldv_module_refcounter == 1 || !(\old(ldv_module_refcounter) == 1) - ProcedureContractResult [Line: 5094]: Procedure Contract for ldv_initialize Derived contract for procedure ldv_initialize: 1 - ProcedureContractResult [Line: -1]: Procedure Contract for ##fun~$Pointer$~X~$Pointer$~TO~int Derived contract for procedure ##fun~$Pointer$~X~$Pointer$~TO~int: 1 - ProcedureContractResult [Line: 4920]: Procedure Contract for pppox_exit Derived contract for procedure pppox_exit: 1 - ProcedureContractResult [Line: 4911]: Procedure Contract for pppox_init Derived contract for procedure pppox_init: 1 - ProcedureContractResult [Line: 5060]: Procedure Contract for ldv_check_final_state Derived contract for procedure ldv_check_final_state: 1 - ProcedureContractResult [Line: 5072]: Procedure Contract for ldv_try_module_get_1 Derived contract for procedure ldv_try_module_get_1: (((((((module == module && 1 <= module + module + 18446744073709551616 * ((module * -1 + module * -1 + 18446744073709551615) / 18446744073709551616)) && module == module) && 1 <= \result) && 1 <= tmp) && \old(ldv_module_refcounter) + 1 <= ldv_module_refcounter) && ldv_module_refcounter <= \old(ldv_module_refcounter) + 1) || !(\old(ldv_module_refcounter) == 1)) || ((((((tmp <= 0 && module == module) && 0 <= \result) && module == module) && ldv_module_refcounter == 1) && \result <= 0) && 0 <= tmp) - ProcedureContractResult [Line: 5118]: Procedure Contract for sock_register Derived contract for procedure sock_register: 1 - ProcedureContractResult [Line: 5028]: Procedure Contract for ldv_module_put Derived contract for procedure ldv_module_put: (!(2 <= \old(ldv_module_refcounter)) || (((module == module && ldv_module_refcounter == \old(ldv_module_refcounter)) && module == module) && 0 <= 18446744073709551616 * ((module * -1 + module * -1) / 18446744073709551616) + module + module)) || (((ldv_module_refcounter + 1 <= \old(ldv_module_refcounter) && module == module) && 1 <= ldv_module_refcounter) && module == module) - ProcedureContractResult [Line: 4992]: Procedure Contract for ldv_blast_assert Derived contract for procedure ldv_blast_assert: 1 - ProcedureContractResult [Line: 5081]: Procedure Contract for ldv_module_put_2 Derived contract for procedure ldv_module_put_2: (!(2 <= \old(ldv_module_refcounter)) || (((ldv_func_arg1 == ldv_func_arg1 && ldv_func_arg1 == ldv_func_arg1) && ldv_module_refcounter + 1 <= \old(ldv_module_refcounter)) && 1 <= ldv_module_refcounter)) || (((ldv_func_arg1 == ldv_func_arg1 && ldv_func_arg1 == ldv_func_arg1) && ldv_module_refcounter == \old(ldv_module_refcounter)) && ldv_func_arg1 + ldv_func_arg1 <= 18446744073709551616 * ((ldv_func_arg1 + ldv_func_arg1) / 18446744073709551616)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 329 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.2s, OverallIterations: 7, TraceHistogramMax: 2, AutomataDifference: 8.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 7.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1186 SDtfs, 2019 SDslu, 2436 SDs, 0 SdLazy, 4777 SolverSat, 410 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 264 GetRequests, 166 SyntacticMatches, 1 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 307 ImplicationChecksByTransitivity, 2.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=367occurred 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: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 71 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 173 LocationsWithAnnotation, 890 PreInvPairs, 1004 NumberOfFragments, 4962 HoareAnnotationTreeSize, 890 FomulaSimplifications, 9199 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 173 FomulaSimplificationsInter, 9740 FormulaSimplificationTreeSizeReductionInter, 6.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 994 NumberOfCodeBlocks, 994 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 987 ConstructedInterpolants, 0 QuantifiedInterpolants, 648280 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...