./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:14:37,117 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:14:37,119 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:14:37,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:14:37,151 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:14:37,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:14:37,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:14:37,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:14:37,157 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:14:37,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:14:37,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:14:37,160 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:14:37,160 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:14:37,161 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:14:37,162 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:14:37,163 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:14:37,164 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:14:37,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:14:37,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:14:37,168 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:14:37,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:14:37,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:14:37,173 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:14:37,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:14:37,177 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:14:37,178 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:14:37,178 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:14:37,179 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:14:37,179 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:14:37,181 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:14:37,181 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:14:37,182 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:14:37,183 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:14:37,183 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:14:37,184 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:14:37,185 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:14:37,185 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:14:37,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:14:37,186 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:14:37,187 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:14:37,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:14:37,188 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-06 20:14:37,207 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:14:37,207 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:14:37,207 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:14:37,207 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:14:37,208 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:14:37,208 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:14:37,209 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:14:37,209 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:14:37,209 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:14:37,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:14:37,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-06 20:14:37,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:14:37,209 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 20:14:37,210 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:14:37,210 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:14:37,211 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 20:14:37,211 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 20:14:37,212 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 20:14:37,212 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:14:37,212 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 [2021-12-06 20:14:37,385 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:14:37,404 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:14:37,406 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:14:37,407 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:14:37,408 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:14:37,409 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:14:37,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/26e2da8a1/526814c1f3504b5a87e523c8206bdec5/FLAGcf08f2f7c [2021-12-06 20:14:38,084 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:14:38,085 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:14:38,113 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/26e2da8a1/526814c1f3504b5a87e523c8206bdec5/FLAGcf08f2f7c [2021-12-06 20:14:38,508 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/26e2da8a1/526814c1f3504b5a87e523c8206bdec5 [2021-12-06 20:14:38,514 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:14:38,516 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:14:38,518 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:14:38,518 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:14:38,523 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:14:38,523 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:14:38" (1/1) ... [2021-12-06 20:14:38,525 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c71149b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:38, skipping insertion in model container [2021-12-06 20:14:38,525 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:14:38" (1/1) ... [2021-12-06 20:14:38,531 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:14:38,622 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:14:39,024 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-12-06 20:14:39,024 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-12-06 20:14:39,676 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-12-06 20:14:40,761 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:14:40,787 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:14:40,881 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-12-06 20:14:40,881 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-12-06 20:14:40,892 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-12-06 20:14:41,115 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:14:41,219 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:14:41,220 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41 WrapperNode [2021-12-06 20:14:41,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:14:41,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:14:41,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:14:41,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:14:41,226 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,294 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,434 INFO L137 Inliner]: procedures = 350, calls = 2000, calls flagged for inlining = 171, calls inlined = 139, statements flattened = 4668 [2021-12-06 20:14:41,435 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:14:41,435 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:14:41,435 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:14:41,435 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:14:41,444 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,444 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,467 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,467 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,541 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,559 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,579 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,602 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:14:41,603 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:14:41,603 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:14:41,604 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:14:41,604 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (1/1) ... [2021-12-06 20:14:41,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:14:41,621 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:14:41,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 20:14:41,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 20:14:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 20:14:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-12-06 20:14:41,661 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-12-06 20:14:41,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-06 20:14:41,662 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-12-06 20:14:41,662 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-12-06 20:14:41,663 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-12-06 20:14:41,663 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-06 20:14:41,664 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-06 20:14:41,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 20:14:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 20:14:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-12-06 20:14:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-12-06 20:14:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 20:14:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 20:14:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-12-06 20:14:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-12-06 20:14:41,665 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-12-06 20:14:41,665 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-12-06 20:14:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-12-06 20:14:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-12-06 20:14:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-12-06 20:14:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-12-06 20:14:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 20:14:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 20:14:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-12-06 20:14:41,666 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-12-06 20:14:41,666 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-06 20:14:41,667 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-06 20:14:41,667 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-12-06 20:14:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 20:14:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 20:14:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-06 20:14:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-06 20:14:41,668 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-06 20:14:41,668 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-12-06 20:14:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 20:14:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-06 20:14:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 20:14:41,669 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-12-06 20:14:41,669 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-12-06 20:14:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-12-06 20:14:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-12-06 20:14:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-06 20:14:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-06 20:14:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-12-06 20:14:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-12-06 20:14:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-12-06 20:14:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-12-06 20:14:41,670 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-12-06 20:14:41,670 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-12-06 20:14:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 20:14:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 20:14:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 20:14:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 20:14:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-06 20:14:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-06 20:14:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-12-06 20:14:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-12-06 20:14:41,671 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-12-06 20:14:41,671 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-12-06 20:14:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-06 20:14:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 20:14:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 20:14:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-06 20:14:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-06 20:14:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-12-06 20:14:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-12-06 20:14:41,672 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-06 20:14:41,672 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-06 20:14:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 20:14:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 20:14:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 20:14:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 20:14:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-06 20:14:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-12-06 20:14:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-12-06 20:14:41,673 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-12-06 20:14:41,673 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 20:14:41,674 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-12-06 20:14:41,674 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-06 20:14:41,675 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-12-06 20:14:41,675 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-12-06 20:14:41,676 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 20:14:41,676 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 20:14:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-06 20:14:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-06 20:14:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-12-06 20:14:41,677 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-12-06 20:14:41,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 20:14:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 20:14:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 20:14:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 20:14:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-06 20:14:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-06 20:14:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-06 20:14:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-06 20:14:41,678 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-06 20:14:41,678 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-06 20:14:41,679 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-06 20:14:41,679 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-06 20:14:41,680 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 20:14:41,680 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 20:14:42,132 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:14:42,134 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:14:42,782 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 20:14:47,339 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:14:47,358 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:14:47,358 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 20:14:47,362 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:14:47 BoogieIcfgContainer [2021-12-06 20:14:47,362 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:14:47,364 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 20:14:47,364 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 20:14:47,367 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 20:14:47,367 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 08:14:38" (1/3) ... [2021-12-06 20:14:47,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1ea9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:14:47, skipping insertion in model container [2021-12-06 20:14:47,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:14:41" (2/3) ... [2021-12-06 20:14:47,368 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f1ea9fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:14:47, skipping insertion in model container [2021-12-06 20:14:47,368 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:14:47" (3/3) ... [2021-12-06 20:14:47,369 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:14:47,374 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 20:14:47,375 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 20:14:47,417 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 20:14:47,422 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 20:14:47,422 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 20:14:47,463 INFO L276 IsEmpty]: Start isEmpty. Operand has 1587 states, 1111 states have (on average 1.297029702970297) internal successors, (1441), 1141 states have internal predecessors, (1441), 367 states have call successors, (367), 108 states have call predecessors, (367), 107 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) [2021-12-06 20:14:47,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-12-06 20:14:47,495 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:14:47,496 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:14:47,496 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:14:47,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:14:47,502 INFO L85 PathProgramCache]: Analyzing trace with hash -1077420318, now seen corresponding path program 1 times [2021-12-06 20:14:47,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:14:47,511 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270396665] [2021-12-06 20:14:47,511 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:14:47,512 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:14:47,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:47,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:14:47,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:47,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:14:48,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:14:48,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:14:48,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:14:48,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:14:48,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:14:48,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:14:48,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:14:48,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:14:48,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:14:48,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:14:48,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-06 20:14:48,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-06 20:14:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-12-06 20:14:48,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-06 20:14:48,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:14:48,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:14:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-06 20:14:48,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:14:48,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:14:48,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:14:48,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-12-06 20:14:48,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-06 20:14:48,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:14:48,265 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 173 trivial. 0 not checked. [2021-12-06 20:14:48,266 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:14:48,266 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270396665] [2021-12-06 20:14:48,266 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [270396665] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:14:48,267 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:14:48,267 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:14:48,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587363229] [2021-12-06 20:14:48,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:14:48,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:14:48,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:14:48,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:14:48,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:14:48,306 INFO L87 Difference]: Start difference. First operand has 1587 states, 1111 states have (on average 1.297029702970297) internal successors, (1441), 1141 states have internal predecessors, (1441), 367 states have call successors, (367), 108 states have call predecessors, (367), 107 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-06 20:14:54,169 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:14:57,080 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:14:59,171 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:01,450 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:03,541 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:05,827 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:06,749 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:15:06,749 INFO L93 Difference]: Finished difference Result 4569 states and 6351 transitions. [2021-12-06 20:15:06,750 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 20:15:06,751 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 162 [2021-12-06 20:15:06,751 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:15:06,777 INFO L225 Difference]: With dead ends: 4569 [2021-12-06 20:15:06,777 INFO L226 Difference]: Without dead ends: 2939 [2021-12-06 20:15:06,788 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-12-06 20:15:06,791 INFO L933 BasicCegarLoop]: 2150 mSDtfsCounter, 3979 mSDsluCounter, 3482 mSDsCounter, 0 mSdLazyCounter, 3609 mSolverCounterSat, 2804 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4204 SdHoareTripleChecker+Valid, 5632 SdHoareTripleChecker+Invalid, 6419 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2804 IncrementalHoareTripleChecker+Valid, 3609 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:15:06,792 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4204 Valid, 5632 Invalid, 6419 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2804 Valid, 3609 Invalid, 6 Unknown, 0 Unchecked, 18.0s Time] [2021-12-06 20:15:06,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2939 states. [2021-12-06 20:15:06,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2939 to 2569. [2021-12-06 20:15:06,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2569 states, 1803 states have (on average 1.2784248474764282) internal successors, (2305), 1846 states have internal predecessors, (2305), 572 states have call successors, (572), 193 states have call predecessors, (572), 193 states have return successors, (576), 562 states have call predecessors, (576), 571 states have call successors, (576) [2021-12-06 20:15:06,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2569 states to 2569 states and 3453 transitions. [2021-12-06 20:15:06,978 INFO L78 Accepts]: Start accepts. Automaton has 2569 states and 3453 transitions. Word has length 162 [2021-12-06 20:15:06,979 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:15:06,979 INFO L470 AbstractCegarLoop]: Abstraction has 2569 states and 3453 transitions. [2021-12-06 20:15:06,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (26), 5 states have call predecessors, (26), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-06 20:15:06,980 INFO L276 IsEmpty]: Start isEmpty. Operand 2569 states and 3453 transitions. [2021-12-06 20:15:06,985 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 155 [2021-12-06 20:15:06,985 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:15:06,986 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 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] [2021-12-06 20:15:06,986 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-06 20:15:06,986 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:15:06,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:15:06,987 INFO L85 PathProgramCache]: Analyzing trace with hash 1079569434, now seen corresponding path program 1 times [2021-12-06 20:15:06,987 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:15:06,987 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237234608] [2021-12-06 20:15:06,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:15:06,987 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:15:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:15:07,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:15:07,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:15:07,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:15:07,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:15:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:15:07,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:15:07,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:15:07,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:15:07,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:15:07,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:15:07,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:15:07,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 20:15:07,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-06 20:15:07,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-06 20:15:07,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-06 20:15:07,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:15:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:07,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:15:07,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:07,312 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2021-12-06 20:15:07,313 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:15:07,313 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237234608] [2021-12-06 20:15:07,313 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237234608] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:15:07,313 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:15:07,313 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:15:07,313 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541451083] [2021-12-06 20:15:07,313 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:15:07,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:15:07,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:15:07,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:15:07,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:15:07,315 INFO L87 Difference]: Start difference. First operand 2569 states and 3453 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 20:15:13,212 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:15,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:17,921 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:19,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:15:19,334 INFO L93 Difference]: Finished difference Result 6791 states and 9254 transitions. [2021-12-06 20:15:19,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 20:15:19,335 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 154 [2021-12-06 20:15:19,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:15:19,365 INFO L225 Difference]: With dead ends: 6791 [2021-12-06 20:15:19,365 INFO L226 Difference]: Without dead ends: 4249 [2021-12-06 20:15:19,375 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:15:19,377 INFO L933 BasicCegarLoop]: 2928 mSDtfsCounter, 2425 mSDsluCounter, 5021 mSDsCounter, 0 mSdLazyCounter, 3587 mSolverCounterSat, 1447 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2667 SdHoareTripleChecker+Valid, 7949 SdHoareTripleChecker+Invalid, 5037 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1447 IncrementalHoareTripleChecker+Valid, 3587 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:15:19,377 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2667 Valid, 7949 Invalid, 5037 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1447 Valid, 3587 Invalid, 3 Unknown, 0 Unchecked, 11.7s Time] [2021-12-06 20:15:19,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4249 states. [2021-12-06 20:15:19,510 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4249 to 3722. [2021-12-06 20:15:19,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3722 states, 2630 states have (on average 1.2825095057034221) internal successors, (3373), 2689 states have internal predecessors, (3373), 815 states have call successors, (815), 273 states have call predecessors, (815), 276 states have return successors, (837), 806 states have call predecessors, (837), 814 states have call successors, (837) [2021-12-06 20:15:19,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3722 states to 3722 states and 5025 transitions. [2021-12-06 20:15:19,536 INFO L78 Accepts]: Start accepts. Automaton has 3722 states and 5025 transitions. Word has length 154 [2021-12-06 20:15:19,536 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:15:19,536 INFO L470 AbstractCegarLoop]: Abstraction has 3722 states and 5025 transitions. [2021-12-06 20:15:19,536 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 3 states have internal predecessors, (81), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 20:15:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 3722 states and 5025 transitions. [2021-12-06 20:15:19,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2021-12-06 20:15:19,541 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:15:19,542 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:15:19,542 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-06 20:15:19,542 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:15:19,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:15:19,542 INFO L85 PathProgramCache]: Analyzing trace with hash -1267567068, now seen corresponding path program 1 times [2021-12-06 20:15:19,542 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:15:19,543 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [700455416] [2021-12-06 20:15:19,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:15:19,543 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:15:19,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:15:19,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:15:19,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,724 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:15:19,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:15:19,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:15:19,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,744 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:15:19,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:15:19,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:15:19,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:15:19,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:15:19,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:15:19,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:15:19,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-06 20:15:19,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:15:19,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-06 20:15:19,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,815 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-06 20:15:19,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-06 20:15:19,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-06 20:15:19,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,839 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-06 20:15:19,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:19,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-06 20:15:19,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 235 trivial. 0 not checked. [2021-12-06 20:15:19,862 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:15:19,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [700455416] [2021-12-06 20:15:19,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [700455416] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:15:19,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:15:19,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:15:19,863 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2112123286] [2021-12-06 20:15:19,863 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:15:19,864 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:15:19,864 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:15:19,865 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:15:19,865 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:15:19,865 INFO L87 Difference]: Start difference. First operand 3722 states and 5025 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:15:24,406 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:26,806 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:28,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:31,179 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:31,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:15:31,732 INFO L93 Difference]: Finished difference Result 7933 states and 10819 transitions. [2021-12-06 20:15:31,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-06 20:15:31,733 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 182 [2021-12-06 20:15:31,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:15:31,752 INFO L225 Difference]: With dead ends: 7933 [2021-12-06 20:15:31,753 INFO L226 Difference]: Without dead ends: 4255 [2021-12-06 20:15:31,761 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:15:31,762 INFO L933 BasicCegarLoop]: 1983 mSDtfsCounter, 1444 mSDsluCounter, 4943 mSDsCounter, 0 mSdLazyCounter, 2648 mSolverCounterSat, 1396 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 10.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1510 SdHoareTripleChecker+Valid, 6926 SdHoareTripleChecker+Invalid, 4047 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1396 IncrementalHoareTripleChecker+Valid, 2648 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 11.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:15:31,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1510 Valid, 6926 Invalid, 4047 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1396 Valid, 2648 Invalid, 3 Unknown, 0 Unchecked, 11.7s Time] [2021-12-06 20:15:31,768 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4255 states. [2021-12-06 20:15:31,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4255 to 3705. [2021-12-06 20:15:31,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3705 states, 2615 states have (on average 1.2791586998087954) internal successors, (3345), 2674 states have internal predecessors, (3345), 814 states have call successors, (814), 273 states have call predecessors, (814), 275 states have return successors, (833), 804 states have call predecessors, (833), 813 states have call successors, (833) [2021-12-06 20:15:31,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3705 states to 3705 states and 4992 transitions. [2021-12-06 20:15:31,897 INFO L78 Accepts]: Start accepts. Automaton has 3705 states and 4992 transitions. Word has length 182 [2021-12-06 20:15:31,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:15:31,897 INFO L470 AbstractCegarLoop]: Abstraction has 3705 states and 4992 transitions. [2021-12-06 20:15:31,898 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 4 states have internal predecessors, (99), 2 states have call successors, (24), 5 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:15:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 3705 states and 4992 transitions. [2021-12-06 20:15:31,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-12-06 20:15:31,902 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:15:31,902 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:15:31,902 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-06 20:15:31,902 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:15:31,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:15:31,903 INFO L85 PathProgramCache]: Analyzing trace with hash -1421263068, now seen corresponding path program 1 times [2021-12-06 20:15:31,903 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:15:31,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1745577199] [2021-12-06 20:15:31,903 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:15:31,903 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:15:32,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:15:32,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:15:32,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:15:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:15:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:15:32,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:15:32,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:15:32,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:15:32,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:15:32,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:15:32,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:15:32,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:15:32,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,278 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:15:32,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:15:32,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-06 20:15:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:15:32,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-06 20:15:32,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-06 20:15:32,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 164 [2021-12-06 20:15:32,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:32,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 20:15:32,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:32,365 INFO L134 CoverageAnalysis]: Checked inductivity of 239 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2021-12-06 20:15:32,365 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:15:32,365 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1745577199] [2021-12-06 20:15:32,365 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1745577199] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:15:32,365 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:15:32,365 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:15:32,365 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1464436636] [2021-12-06 20:15:32,365 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:15:32,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:15:32,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:15:32,366 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:15:32,366 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:15:32,366 INFO L87 Difference]: Start difference. First operand 3705 states and 4992 transitions. Second operand has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:15:37,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:40,128 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:42,223 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:44,734 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:45,641 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:15:45,641 INFO L93 Difference]: Finished difference Result 7312 states and 10045 transitions. [2021-12-06 20:15:45,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 20:15:45,642 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 187 [2021-12-06 20:15:45,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:15:45,675 INFO L225 Difference]: With dead ends: 7312 [2021-12-06 20:15:45,675 INFO L226 Difference]: Without dead ends: 7309 [2021-12-06 20:15:45,678 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:15:45,679 INFO L933 BasicCegarLoop]: 2301 mSDtfsCounter, 3160 mSDsluCounter, 4230 mSDsCounter, 0 mSdLazyCounter, 3331 mSolverCounterSat, 1906 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3398 SdHoareTripleChecker+Valid, 6531 SdHoareTripleChecker+Invalid, 5241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1906 IncrementalHoareTripleChecker+Valid, 3331 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 13.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:15:45,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3398 Valid, 6531 Invalid, 5241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1906 Valid, 3331 Invalid, 4 Unknown, 0 Unchecked, 13.0s Time] [2021-12-06 20:15:45,686 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7309 states. [2021-12-06 20:15:45,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7309 to 6326. [2021-12-06 20:15:45,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6326 states, 4530 states have (on average 1.291832229580574) internal successors, (5852), 4636 states have internal predecessors, (5852), 1310 states have call successors, (1310), 480 states have call predecessors, (1310), 485 states have return successors, (1371), 1286 states have call predecessors, (1371), 1309 states have call successors, (1371) [2021-12-06 20:15:45,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6326 states to 6326 states and 8533 transitions. [2021-12-06 20:15:45,898 INFO L78 Accepts]: Start accepts. Automaton has 6326 states and 8533 transitions. Word has length 187 [2021-12-06 20:15:45,898 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:15:45,898 INFO L470 AbstractCegarLoop]: Abstraction has 6326 states and 8533 transitions. [2021-12-06 20:15:45,899 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.833333333333332) internal successors, (101), 3 states have internal predecessors, (101), 3 states have call successors, (24), 6 states have call predecessors, (24), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:15:45,899 INFO L276 IsEmpty]: Start isEmpty. Operand 6326 states and 8533 transitions. [2021-12-06 20:15:45,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-12-06 20:15:45,930 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:15:45,930 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:15:45,930 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-06 20:15:45,930 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:15:45,931 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:15:45,931 INFO L85 PathProgramCache]: Analyzing trace with hash -1367939842, now seen corresponding path program 1 times [2021-12-06 20:15:45,932 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:15:45,932 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [670857341] [2021-12-06 20:15:45,932 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:15:45,932 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:15:45,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,072 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:15:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:15:46,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:15:46,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:15:46,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:15:46,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:15:46,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:15:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:15:46,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:15:46,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:15:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:15:46,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:15:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:15:46,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:15:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:15:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:15:46,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:15:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:46,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:15:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:15:46,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:15:46,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 20:15:46,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-06 20:15:46,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,222 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:15:46,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-06 20:15:46,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:15:46,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:46,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:15:46,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:46,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-06 20:15:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,264 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:15:46,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,270 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-06 20:15:46,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 20:15:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:15:46,280 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2021-12-06 20:15:46,280 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:15:46,280 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [670857341] [2021-12-06 20:15:46,280 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [670857341] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:15:46,280 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:15:46,280 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 20:15:46,281 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560466282] [2021-12-06 20:15:46,281 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:15:46,281 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 20:15:46,281 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:15:46,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 20:15:46,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-06 20:15:46,282 INFO L87 Difference]: Start difference. First operand 6326 states and 8533 transitions. Second operand has 8 states, 8 states have (on average 16.25) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:15:53,398 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:56,007 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:15:58,528 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:00,629 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:03,546 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:04,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:04,671 INFO L93 Difference]: Finished difference Result 22770 states and 31628 transitions. [2021-12-06 20:16:04,672 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 20:16:04,672 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.25) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 254 [2021-12-06 20:16:04,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:04,745 INFO L225 Difference]: With dead ends: 22770 [2021-12-06 20:16:04,745 INFO L226 Difference]: Without dead ends: 16496 [2021-12-06 20:16:04,764 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=87, Invalid=255, Unknown=0, NotChecked=0, Total=342 [2021-12-06 20:16:04,764 INFO L933 BasicCegarLoop]: 2199 mSDtfsCounter, 6420 mSDsluCounter, 6630 mSDsCounter, 0 mSdLazyCounter, 6576 mSolverCounterSat, 4309 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6772 SdHoareTripleChecker+Valid, 8829 SdHoareTripleChecker+Invalid, 10890 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4309 IncrementalHoareTripleChecker+Valid, 6576 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.8s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:04,764 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6772 Valid, 8829 Invalid, 10890 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4309 Valid, 6576 Invalid, 5 Unknown, 0 Unchecked, 17.8s Time] [2021-12-06 20:16:04,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16496 states. [2021-12-06 20:16:05,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16496 to 12681. [2021-12-06 20:16:05,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12681 states, 9096 states have (on average 1.2919964819700966) internal successors, (11752), 9314 states have internal predecessors, (11752), 2613 states have call successors, (2613), 954 states have call predecessors, (2613), 971 states have return successors, (2752), 2565 states have call predecessors, (2752), 2612 states have call successors, (2752) [2021-12-06 20:16:05,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12681 states to 12681 states and 17117 transitions. [2021-12-06 20:16:05,280 INFO L78 Accepts]: Start accepts. Automaton has 12681 states and 17117 transitions. Word has length 254 [2021-12-06 20:16:05,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:05,280 INFO L470 AbstractCegarLoop]: Abstraction has 12681 states and 17117 transitions. [2021-12-06 20:16:05,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.25) internal successors, (130), 4 states have internal predecessors, (130), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:05,280 INFO L276 IsEmpty]: Start isEmpty. Operand 12681 states and 17117 transitions. [2021-12-06 20:16:05,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 255 [2021-12-06 20:16:05,296 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:05,296 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:05,296 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-06 20:16:05,296 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:05,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:05,297 INFO L85 PathProgramCache]: Analyzing trace with hash -373246144, now seen corresponding path program 1 times [2021-12-06 20:16:05,297 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:05,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840085624] [2021-12-06 20:16:05,297 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:05,297 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:05,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:05,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:05,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:05,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:05,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:05,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:05,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:05,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:05,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:05,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:05,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:16:05,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:16:05,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:16:05,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:16:05,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:16:05,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:16:05,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:16:05,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:16:05,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:16:05,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:16:05,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-12-06 20:16:05,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-06 20:16:05,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-06 20:16:05,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-06 20:16:05,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:16:05,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,613 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:05,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:16:05,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:05,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,627 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-06 20:16:05,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:05,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-06 20:16:05,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 20:16:05,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:05,678 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 4 proven. 1 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2021-12-06 20:16:05,678 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:05,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840085624] [2021-12-06 20:16:05,678 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840085624] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:16:05,678 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [92921952] [2021-12-06 20:16:05,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:05,679 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:05,679 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:16:05,680 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:16:05,680 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-06 20:16:06,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:06,169 INFO L263 TraceCheckSpWp]: Trace formula consists of 2905 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:16:06,182 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:16:06,382 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 253 trivial. 0 not checked. [2021-12-06 20:16:06,382 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:16:06,382 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [92921952] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:16:06,383 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:16:06,383 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2021-12-06 20:16:06,383 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1694604312] [2021-12-06 20:16:06,383 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:16:06,384 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:16:06,384 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:06,384 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:16:06,384 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:16:06,384 INFO L87 Difference]: Start difference. First operand 12681 states and 17117 transitions. Second operand has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 20:16:06,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:06,962 INFO L93 Difference]: Finished difference Result 30811 states and 41633 transitions. [2021-12-06 20:16:06,962 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:16:06,963 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) Word has length 254 [2021-12-06 20:16:06,963 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:07,038 INFO L225 Difference]: With dead ends: 30811 [2021-12-06 20:16:07,038 INFO L226 Difference]: Without dead ends: 18182 [2021-12-06 20:16:07,074 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 318 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:16:07,074 INFO L933 BasicCegarLoop]: 2412 mSDtfsCounter, 1559 mSDsluCounter, 1914 mSDsCounter, 0 mSdLazyCounter, 107 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1559 SdHoareTripleChecker+Valid, 4326 SdHoareTripleChecker+Invalid, 152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 107 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:07,074 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1559 Valid, 4326 Invalid, 152 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 107 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:16:07,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18182 states. [2021-12-06 20:16:07,646 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18182 to 18081. [2021-12-06 20:16:07,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18081 states, 13140 states have (on average 1.2972602739726027) internal successors, (17046), 13446 states have internal predecessors, (17046), 3531 states have call successors, (3531), 1382 states have call predecessors, (3531), 1409 states have return successors, (3734), 3458 states have call predecessors, (3734), 3530 states have call successors, (3734) [2021-12-06 20:16:07,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18081 states to 18081 states and 24311 transitions. [2021-12-06 20:16:07,709 INFO L78 Accepts]: Start accepts. Automaton has 18081 states and 24311 transitions. Word has length 254 [2021-12-06 20:16:07,709 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:07,710 INFO L470 AbstractCegarLoop]: Abstraction has 18081 states and 24311 transitions. [2021-12-06 20:16:07,710 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 45.666666666666664) internal successors, (137), 3 states have internal predecessors, (137), 3 states have call successors, (35), 3 states have call predecessors, (35), 3 states have return successors, (32), 3 states have call predecessors, (32), 3 states have call successors, (32) [2021-12-06 20:16:07,710 INFO L276 IsEmpty]: Start isEmpty. Operand 18081 states and 24311 transitions. [2021-12-06 20:16:07,757 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 274 [2021-12-06 20:16:07,758 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:07,758 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:07,795 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:16:07,958 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:07,959 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:07,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:07,959 INFO L85 PathProgramCache]: Analyzing trace with hash 1703097001, now seen corresponding path program 1 times [2021-12-06 20:16:07,959 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:07,959 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1641819592] [2021-12-06 20:16:07,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:07,959 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:08,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:08,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:08,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:08,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:08,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:08,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:08,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:08,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:08,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:08,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:08,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:16:08,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:16:08,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:16:08,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:16:08,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:16:08,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:16:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:16:08,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,267 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:08,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:16:08,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:16:08,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:16:08,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-12-06 20:16:08,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:16:08,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-06 20:16:08,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:16:08,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-06 20:16:08,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:08,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2021-12-06 20:16:08,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:08,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-06 20:16:08,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:08,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,391 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-06 20:16:08,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 20:16:08,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:08,407 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-12-06 20:16:08,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:08,407 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1641819592] [2021-12-06 20:16:08,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1641819592] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:16:08,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:16:08,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:16:08,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1257083517] [2021-12-06 20:16:08,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:16:08,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:16:08,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:08,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:16:08,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:16:08,410 INFO L87 Difference]: Start difference. First operand 18081 states and 24311 transitions. Second operand has 7 states, 7 states have (on average 20.0) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:13,386 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:16,190 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:18,289 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:19,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:19,088 INFO L93 Difference]: Finished difference Result 39063 states and 53092 transitions. [2021-12-06 20:16:19,088 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-06 20:16:19,088 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 273 [2021-12-06 20:16:19,089 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:19,151 INFO L225 Difference]: With dead ends: 39063 [2021-12-06 20:16:19,151 INFO L226 Difference]: Without dead ends: 21034 [2021-12-06 20:16:19,186 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-12-06 20:16:19,186 INFO L933 BasicCegarLoop]: 1863 mSDtfsCounter, 2346 mSDsluCounter, 3503 mSDsCounter, 0 mSdLazyCounter, 2888 mSolverCounterSat, 2092 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2477 SdHoareTripleChecker+Valid, 5366 SdHoareTripleChecker+Invalid, 4983 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2092 IncrementalHoareTripleChecker+Valid, 2888 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:19,187 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2477 Valid, 5366 Invalid, 4983 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2092 Valid, 2888 Invalid, 3 Unknown, 0 Unchecked, 10.0s Time] [2021-12-06 20:16:19,203 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21034 states. [2021-12-06 20:16:19,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21034 to 18085. [2021-12-06 20:16:19,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18085 states, 13144 states have (on average 1.2971698113207548) internal successors, (17050), 13450 states have internal predecessors, (17050), 3531 states have call successors, (3531), 1382 states have call predecessors, (3531), 1409 states have return successors, (3734), 3458 states have call predecessors, (3734), 3530 states have call successors, (3734) [2021-12-06 20:16:19,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18085 states to 18085 states and 24315 transitions. [2021-12-06 20:16:19,865 INFO L78 Accepts]: Start accepts. Automaton has 18085 states and 24315 transitions. Word has length 273 [2021-12-06 20:16:19,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:19,866 INFO L470 AbstractCegarLoop]: Abstraction has 18085 states and 24315 transitions. [2021-12-06 20:16:19,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 20.0) internal successors, (140), 3 states have internal predecessors, (140), 2 states have call successors, (35), 6 states have call predecessors, (35), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:19,866 INFO L276 IsEmpty]: Start isEmpty. Operand 18085 states and 24315 transitions. [2021-12-06 20:16:19,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 278 [2021-12-06 20:16:19,917 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:19,917 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:19,917 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-06 20:16:19,917 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:19,917 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:19,917 INFO L85 PathProgramCache]: Analyzing trace with hash -638950833, now seen corresponding path program 1 times [2021-12-06 20:16:19,918 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:19,918 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908556420] [2021-12-06 20:16:19,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:19,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:20,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:20,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:20,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:20,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:20,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:20,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:20,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:20,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:20,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:16:20,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:16:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:16:20,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:16:20,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:16:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:16:20,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:16:20,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:20,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:16:20,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:16:20,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:16:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-06 20:16:20,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-06 20:16:20,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-12-06 20:16:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-06 20:16:20,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-06 20:16:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:20,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-06 20:16:20,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:20,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,292 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-06 20:16:20,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-06 20:16:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-12-06 20:16:20,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,317 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-12-06 20:16:20,318 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:20,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908556420] [2021-12-06 20:16:20,318 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908556420] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:16:20,318 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [833764960] [2021-12-06 20:16:20,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:20,318 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:20,318 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:16:20,319 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:16:20,320 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-06 20:16:20,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:20,815 INFO L263 TraceCheckSpWp]: Trace formula consists of 2983 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:16:20,822 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:16:21,018 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 17 proven. 1 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-12-06 20:16:21,018 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:16:21,298 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 8 proven. 1 refuted. 0 times theorem prover too weak. 316 trivial. 0 not checked. [2021-12-06 20:16:21,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [833764960] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:16:21,298 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 20:16:21,298 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 4, 4] total 11 [2021-12-06 20:16:21,298 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2084035260] [2021-12-06 20:16:21,298 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 20:16:21,299 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 20:16:21,299 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:21,300 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 20:16:21,300 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2021-12-06 20:16:21,300 INFO L87 Difference]: Start difference. First operand 18085 states and 24315 transitions. Second operand has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 7 states have internal predecessors, (178), 2 states have call successors, (65), 6 states have call predecessors, (65), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-06 20:16:28,724 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:30,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:32,907 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:35,012 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:37,797 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:39,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:42,527 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:44,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:16:45,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:45,859 INFO L93 Difference]: Finished difference Result 44135 states and 61229 transitions. [2021-12-06 20:16:45,859 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-06 20:16:45,859 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 7 states have internal predecessors, (178), 2 states have call successors, (65), 6 states have call predecessors, (65), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 277 [2021-12-06 20:16:45,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:45,930 INFO L225 Difference]: With dead ends: 44135 [2021-12-06 20:16:45,930 INFO L226 Difference]: Without dead ends: 26102 [2021-12-06 20:16:45,969 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 630 GetRequests, 617 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-12-06 20:16:45,970 INFO L933 BasicCegarLoop]: 2388 mSDtfsCounter, 2472 mSDsluCounter, 8918 mSDsCounter, 0 mSdLazyCounter, 6050 mSolverCounterSat, 1856 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2777 SdHoareTripleChecker+Valid, 11306 SdHoareTripleChecker+Invalid, 7914 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1856 IncrementalHoareTripleChecker+Valid, 6050 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:45,970 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2777 Valid, 11306 Invalid, 7914 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1856 Valid, 6050 Invalid, 8 Unknown, 0 Unchecked, 23.7s Time] [2021-12-06 20:16:45,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 26102 states. [2021-12-06 20:16:46,631 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 26102 to 18125. [2021-12-06 20:16:46,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18125 states, 13184 states have (on average 1.296875) internal successors, (17098), 13490 states have internal predecessors, (17098), 3531 states have call successors, (3531), 1382 states have call predecessors, (3531), 1409 states have return successors, (3734), 3458 states have call predecessors, (3734), 3530 states have call successors, (3734) [2021-12-06 20:16:46,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18125 states to 18125 states and 24363 transitions. [2021-12-06 20:16:46,693 INFO L78 Accepts]: Start accepts. Automaton has 18125 states and 24363 transitions. Word has length 277 [2021-12-06 20:16:46,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:46,694 INFO L470 AbstractCegarLoop]: Abstraction has 18125 states and 24363 transitions. [2021-12-06 20:16:46,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 16.181818181818183) internal successors, (178), 7 states have internal predecessors, (178), 2 states have call successors, (65), 6 states have call predecessors, (65), 2 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-06 20:16:46,694 INFO L276 IsEmpty]: Start isEmpty. Operand 18125 states and 24363 transitions. [2021-12-06 20:16:46,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2021-12-06 20:16:46,710 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:46,711 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:46,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2021-12-06 20:16:46,911 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:46,911 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:46,912 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:46,912 INFO L85 PathProgramCache]: Analyzing trace with hash 1633451894, now seen corresponding path program 1 times [2021-12-06 20:16:46,912 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:46,912 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1802027867] [2021-12-06 20:16:46,912 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:46,912 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:46,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:47,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:47,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:47,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,204 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:47,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:47,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:47,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,242 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:16:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:16:47,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:16:47,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:16:47,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:16:47,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:16:47,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:16:47,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:47,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:16:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:16:47,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:16:47,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-06 20:16:47,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-06 20:16:47,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-06 20:16:47,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-06 20:16:47,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 225 [2021-12-06 20:16:47,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:47,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 236 [2021-12-06 20:16:47,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 249 [2021-12-06 20:16:47,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:47,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 260 [2021-12-06 20:16:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,560 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-12-06 20:16:47,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:47,568 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2021-12-06 20:16:47,568 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:47,568 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1802027867] [2021-12-06 20:16:47,569 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1802027867] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:16:47,569 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1545161548] [2021-12-06 20:16:47,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:47,569 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:47,569 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:16:47,570 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:16:47,571 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-06 20:16:48,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:48,113 INFO L263 TraceCheckSpWp]: Trace formula consists of 2982 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 20:16:48,120 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:16:48,334 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-12-06 20:16:48,335 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:16:48,335 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1545161548] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:16:48,335 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:16:48,335 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [16] total 19 [2021-12-06 20:16:48,335 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1210498307] [2021-12-06 20:16:48,335 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:16:48,336 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:16:48,336 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:48,336 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:16:48,336 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=36, Invalid=306, Unknown=0, NotChecked=0, Total=342 [2021-12-06 20:16:48,337 INFO L87 Difference]: Start difference. First operand 18125 states and 24363 transitions. Second operand has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:48,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:48,954 INFO L93 Difference]: Finished difference Result 38538 states and 52295 transitions. [2021-12-06 20:16:48,954 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 20:16:48,955 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 278 [2021-12-06 20:16:48,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:49,005 INFO L225 Difference]: With dead ends: 38538 [2021-12-06 20:16:49,005 INFO L226 Difference]: Without dead ends: 20465 [2021-12-06 20:16:49,037 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 356 GetRequests, 337 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=374, Unknown=0, NotChecked=0, Total=420 [2021-12-06 20:16:49,038 INFO L933 BasicCegarLoop]: 2542 mSDtfsCounter, 793 mSDsluCounter, 6974 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 114 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 812 SdHoareTripleChecker+Valid, 9516 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 114 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:49,038 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [812 Valid, 9516 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [114 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:16:49,054 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 20465 states. [2021-12-06 20:16:49,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 20465 to 18133. [2021-12-06 20:16:49,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18133 states, 13192 states have (on average 1.2966949666464525) internal successors, (17106), 13498 states have internal predecessors, (17106), 3531 states have call successors, (3531), 1382 states have call predecessors, (3531), 1409 states have return successors, (3734), 3458 states have call predecessors, (3734), 3530 states have call successors, (3734) [2021-12-06 20:16:49,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18133 states to 18133 states and 24371 transitions. [2021-12-06 20:16:49,649 INFO L78 Accepts]: Start accepts. Automaton has 18133 states and 24371 transitions. Word has length 278 [2021-12-06 20:16:49,650 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:49,650 INFO L470 AbstractCegarLoop]: Abstraction has 18133 states and 24371 transitions. [2021-12-06 20:16:49,650 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 29.8) internal successors, (149), 5 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:49,650 INFO L276 IsEmpty]: Start isEmpty. Operand 18133 states and 24371 transitions. [2021-12-06 20:16:49,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2021-12-06 20:16:49,667 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:49,667 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:49,690 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-06 20:16:49,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:49,869 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:49,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:49,870 INFO L85 PathProgramCache]: Analyzing trace with hash 879589531, now seen corresponding path program 2 times [2021-12-06 20:16:49,870 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:49,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1207525619] [2021-12-06 20:16:49,871 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:49,871 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:49,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,111 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:50,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:50,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:50,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:50,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:50,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:50,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:50,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,146 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:50,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:50,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:50,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2021-12-06 20:16:50,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:16:50,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-06 20:16:50,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-06 20:16:50,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:16:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:16:50,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2021-12-06 20:16:50,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:50,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2021-12-06 20:16:50,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2021-12-06 20:16:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:16:50,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-06 20:16:50,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-06 20:16:50,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 221 [2021-12-06 20:16:50,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-06 20:16:50,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-12-06 20:16:50,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:50,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:16:50,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:50,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:16:50,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,460 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:50,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-06 20:16:50,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-06 20:16:50,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:50,475 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2021-12-06 20:16:50,476 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:50,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1207525619] [2021-12-06 20:16:50,476 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1207525619] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:16:50,476 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1785585909] [2021-12-06 20:16:50,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:16:50,476 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:50,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:16:50,477 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:16:50,478 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-06 20:16:51,393 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 20:16:51,394 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:16:51,404 INFO L263 TraceCheckSpWp]: Trace formula consists of 3037 conjuncts, 9 conjunts are in the unsatisfiable core [2021-12-06 20:16:51,409 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:16:51,645 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 223 trivial. 0 not checked. [2021-12-06 20:16:51,646 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:16:51,646 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1785585909] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:16:51,646 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:16:51,646 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [16] total 18 [2021-12-06 20:16:51,646 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1658417882] [2021-12-06 20:16:51,646 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:16:51,647 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:16:51,647 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:51,647 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:16:51,647 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=272, Unknown=0, NotChecked=0, Total=306 [2021-12-06 20:16:51,647 INFO L87 Difference]: Start difference. First operand 18133 states and 24371 transitions. Second operand has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:52,153 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:16:52,154 INFO L93 Difference]: Finished difference Result 36262 states and 48862 transitions. [2021-12-06 20:16:52,154 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:16:52,154 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 285 [2021-12-06 20:16:52,155 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:16:52,237 INFO L225 Difference]: With dead ends: 36262 [2021-12-06 20:16:52,237 INFO L226 Difference]: Without dead ends: 18146 [2021-12-06 20:16:52,266 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 343 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=38, Invalid=304, Unknown=0, NotChecked=0, Total=342 [2021-12-06 20:16:52,267 INFO L933 BasicCegarLoop]: 2118 mSDtfsCounter, 2 mSDsluCounter, 4230 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6348 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:16:52,267 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 6348 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:16:52,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18146 states. [2021-12-06 20:16:52,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18146 to 18146. [2021-12-06 20:16:52,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18146 states, 13205 states have (on average 1.2964028776978418) internal successors, (17119), 13511 states have internal predecessors, (17119), 3531 states have call successors, (3531), 1382 states have call predecessors, (3531), 1409 states have return successors, (3734), 3458 states have call predecessors, (3734), 3530 states have call successors, (3734) [2021-12-06 20:16:52,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18146 states to 18146 states and 24384 transitions. [2021-12-06 20:16:52,833 INFO L78 Accepts]: Start accepts. Automaton has 18146 states and 24384 transitions. Word has length 285 [2021-12-06 20:16:52,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:16:52,833 INFO L470 AbstractCegarLoop]: Abstraction has 18146 states and 24384 transitions. [2021-12-06 20:16:52,833 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 37.25) internal successors, (149), 4 states have internal predecessors, (149), 2 states have call successors, (35), 2 states have call predecessors, (35), 3 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-12-06 20:16:52,833 INFO L276 IsEmpty]: Start isEmpty. Operand 18146 states and 24384 transitions. [2021-12-06 20:16:52,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2021-12-06 20:16:52,845 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:16:52,845 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:16:52,869 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-12-06 20:16:53,046 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-06 20:16:53,047 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:16:53,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:16:53,048 INFO L85 PathProgramCache]: Analyzing trace with hash 436604199, now seen corresponding path program 1 times [2021-12-06 20:16:53,049 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:16:53,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445825535] [2021-12-06 20:16:53,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:53,050 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:16:53,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:16:53,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,298 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:16:53,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:16:53,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:16:53,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:16:53,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:16:53,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:16:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:16:53,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:16:53,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:16:53,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2021-12-06 20:16:53,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 20:16:53,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,407 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-06 20:16:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2021-12-06 20:16:53,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-06 20:16:53,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:16:53,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-06 20:16:53,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:53,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-06 20:16:53,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-06 20:16:53,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-06 20:16:53,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:16:53,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-06 20:16:53,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-06 20:16:53,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 20:16:53,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2021-12-06 20:16:53,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:53,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 246 [2021-12-06 20:16:53,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:53,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-12-06 20:16:53,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:16:53,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-06 20:16:53,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-06 20:16:53,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:53,656 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-12-06 20:16:53,657 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:16:53,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445825535] [2021-12-06 20:16:53,657 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [445825535] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:16:53,657 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1704837637] [2021-12-06 20:16:53,657 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:16:53,657 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:16:53,657 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:16:53,658 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:16:53,658 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-06 20:16:54,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:16:54,163 INFO L263 TraceCheckSpWp]: Trace formula consists of 3082 conjuncts, 12 conjunts are in the unsatisfiable core [2021-12-06 20:16:54,168 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:16:54,445 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 118 proven. 5 refuted. 0 times theorem prover too weak. 228 trivial. 0 not checked. [2021-12-06 20:16:54,445 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:16:54,793 INFO L134 CoverageAnalysis]: Checked inductivity of 351 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2021-12-06 20:16:54,793 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1704837637] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:16:54,793 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 20:16:54,794 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16, 5, 5] total 22 [2021-12-06 20:16:54,794 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [948765738] [2021-12-06 20:16:54,794 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 20:16:54,795 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-06 20:16:54,795 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:16:54,796 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-06 20:16:54,796 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=51, Invalid=411, Unknown=0, NotChecked=0, Total=462 [2021-12-06 20:16:54,796 INFO L87 Difference]: Start difference. First operand 18146 states and 24384 transitions. Second operand has 22 states, 20 states have (on average 11.8) internal successors, (236), 15 states have internal predecessors, (236), 4 states have call successors, (77), 6 states have call predecessors, (77), 7 states have return successors, (60), 5 states have call predecessors, (60), 4 states have call successors, (60) [2021-12-06 20:17:07,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:09,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:11,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:13,621 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:15,717 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:17,814 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:19,910 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:22,005 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:26,106 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:28,580 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:30,682 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:32,790 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:34,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:36,985 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:39,084 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:41,183 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:43,278 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:45,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:17:45,700 INFO L93 Difference]: Finished difference Result 43856 states and 60996 transitions. [2021-12-06 20:17:45,700 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2021-12-06 20:17:45,700 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 20 states have (on average 11.8) internal successors, (236), 15 states have internal predecessors, (236), 4 states have call successors, (77), 6 states have call predecessors, (77), 7 states have return successors, (60), 5 states have call predecessors, (60), 4 states have call successors, (60) Word has length 288 [2021-12-06 20:17:45,701 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:17:45,785 INFO L225 Difference]: With dead ends: 43856 [2021-12-06 20:17:45,786 INFO L226 Difference]: Without dead ends: 25727 [2021-12-06 20:17:45,829 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 677 GetRequests, 635 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 259 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=274, Invalid=1618, Unknown=0, NotChecked=0, Total=1892 [2021-12-06 20:17:45,830 INFO L933 BasicCegarLoop]: 2551 mSDtfsCounter, 3394 mSDsluCounter, 31774 mSDsCounter, 0 mSdLazyCounter, 15226 mSolverCounterSat, 2151 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 45.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3525 SdHoareTripleChecker+Valid, 34325 SdHoareTripleChecker+Invalid, 17393 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2151 IncrementalHoareTripleChecker+Valid, 15226 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 49.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:17:45,830 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3525 Valid, 34325 Invalid, 17393 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2151 Valid, 15226 Invalid, 16 Unknown, 0 Unchecked, 49.2s Time] [2021-12-06 20:17:45,848 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25727 states. [2021-12-06 20:17:46,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25727 to 18215. [2021-12-06 20:17:46,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18215 states, 13261 states have (on average 1.2953774225171555) internal successors, (17178), 13567 states have internal predecessors, (17178), 3543 states have call successors, (3543), 1383 states have call predecessors, (3543), 1410 states have return successors, (3746), 3470 states have call predecessors, (3746), 3542 states have call successors, (3746) [2021-12-06 20:17:46,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18215 states to 18215 states and 24467 transitions. [2021-12-06 20:17:46,672 INFO L78 Accepts]: Start accepts. Automaton has 18215 states and 24467 transitions. Word has length 288 [2021-12-06 20:17:46,673 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:17:46,673 INFO L470 AbstractCegarLoop]: Abstraction has 18215 states and 24467 transitions. [2021-12-06 20:17:46,673 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 20 states have (on average 11.8) internal successors, (236), 15 states have internal predecessors, (236), 4 states have call successors, (77), 6 states have call predecessors, (77), 7 states have return successors, (60), 5 states have call predecessors, (60), 4 states have call successors, (60) [2021-12-06 20:17:46,673 INFO L276 IsEmpty]: Start isEmpty. Operand 18215 states and 24467 transitions. [2021-12-06 20:17:46,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2021-12-06 20:17:46,685 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:17:46,686 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:17:46,710 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-06 20:17:46,886 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:17:46,888 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:17:46,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:17:46,889 INFO L85 PathProgramCache]: Analyzing trace with hash 454761402, now seen corresponding path program 1 times [2021-12-06 20:17:46,889 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:17:46,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825360144] [2021-12-06 20:17:46,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:17:46,890 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:17:46,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:17:47,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:17:47,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:17:47,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:17:47,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:17:47,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:17:47,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:17:47,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:17:47,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:17:47,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:17:47,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:17:47,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:17:47,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:17:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:17:47,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:17:47,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,166 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:17:47,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-06 20:17:47,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-06 20:17:47,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:17:47,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-06 20:17:47,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:17:47,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-06 20:17:47,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-12-06 20:17:47,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 20:17:47,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2021-12-06 20:17:47,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:17:47,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-06 20:17:47,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:17:47,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-06 20:17:47,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:17:47,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 20:17:47,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-06 20:17:47,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,233 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-12-06 20:17:47,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-06 20:17:47,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:17:47,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 311 [2021-12-06 20:17:47,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:17:47,250 INFO L134 CoverageAnalysis]: Checked inductivity of 381 backedges. 57 proven. 0 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-12-06 20:17:47,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:17:47,250 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825360144] [2021-12-06 20:17:47,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825360144] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:17:47,250 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:17:47,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 20:17:47,251 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [626631226] [2021-12-06 20:17:47,251 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:17:47,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 20:17:47,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:17:47,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 20:17:47,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-12-06 20:17:47,252 INFO L87 Difference]: Start difference. First operand 18215 states and 24467 transitions. Second operand has 8 states, 8 states have (on average 23.125) internal successors, (185), 3 states have internal predecessors, (185), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-06 20:17:53,203 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:56,177 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:17:58,481 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:00,954 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:04,117 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:06,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:08,313 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:10,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:18:10,139 INFO L93 Difference]: Finished difference Result 43992 states and 59654 transitions. [2021-12-06 20:18:10,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2021-12-06 20:18:10,140 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 23.125) internal successors, (185), 3 states have internal predecessors, (185), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) Word has length 323 [2021-12-06 20:18:10,140 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:18:10,225 INFO L225 Difference]: With dead ends: 43992 [2021-12-06 20:18:10,225 INFO L226 Difference]: Without dead ends: 25839 [2021-12-06 20:18:10,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=109, Invalid=233, Unknown=0, NotChecked=0, Total=342 [2021-12-06 20:18:10,256 INFO L933 BasicCegarLoop]: 2886 mSDtfsCounter, 5705 mSDsluCounter, 4599 mSDsCounter, 0 mSdLazyCounter, 4435 mSolverCounterSat, 4311 mSolverCounterUnsat, 7 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6058 SdHoareTripleChecker+Valid, 7485 SdHoareTripleChecker+Invalid, 8753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4311 IncrementalHoareTripleChecker+Valid, 4435 IncrementalHoareTripleChecker+Invalid, 7 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:18:10,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6058 Valid, 7485 Invalid, 8753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4311 Valid, 4435 Invalid, 7 Unknown, 0 Unchecked, 21.7s Time] [2021-12-06 20:18:10,272 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25839 states. [2021-12-06 20:18:10,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25839 to 15205. [2021-12-06 20:18:10,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15205 states, 11049 states have (on average 1.2897999818988144) internal successors, (14251), 11287 states have internal predecessors, (14251), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1221 states have return successors, (3038), 2895 states have call predecessors, (3038), 2933 states have call successors, (3038) [2021-12-06 20:18:10,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15205 states to 15205 states and 20223 transitions. [2021-12-06 20:18:10,980 INFO L78 Accepts]: Start accepts. Automaton has 15205 states and 20223 transitions. Word has length 323 [2021-12-06 20:18:10,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:18:10,980 INFO L470 AbstractCegarLoop]: Abstraction has 15205 states and 20223 transitions. [2021-12-06 20:18:10,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 23.125) internal successors, (185), 3 states have internal predecessors, (185), 3 states have call successors, (38), 7 states have call predecessors, (38), 1 states have return successors, (35), 3 states have call predecessors, (35), 3 states have call successors, (35) [2021-12-06 20:18:10,981 INFO L276 IsEmpty]: Start isEmpty. Operand 15205 states and 20223 transitions. [2021-12-06 20:18:10,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-12-06 20:18:10,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:18:10,991 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:18:10,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2021-12-06 20:18:10,991 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:18:10,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:18:10,992 INFO L85 PathProgramCache]: Analyzing trace with hash -1283665928, now seen corresponding path program 1 times [2021-12-06 20:18:10,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:18:10,992 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1160937369] [2021-12-06 20:18:10,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:10,992 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:18:11,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:18:11,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:18:11,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:18:11,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,187 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:18:11,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:18:11,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:18:11,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:18:11,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:18:11,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:18:11,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:18:11,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:18:11,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,226 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:18:11,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:18:11,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:18:11,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:18:11,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:18:11,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-06 20:18:11,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2021-12-06 20:18:11,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 154 [2021-12-06 20:18:11,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2021-12-06 20:18:11,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:11,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,291 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-06 20:18:11,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2021-12-06 20:18:11,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-06 20:18:11,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-12-06 20:18:11,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 245 [2021-12-06 20:18:11,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-06 20:18:11,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-06 20:18:11,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,325 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2021-12-06 20:18:11,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:11,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-06 20:18:11,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,337 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:11,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-06 20:18:11,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-06 20:18:11,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-06 20:18:11,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,355 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 8 proven. 2 refuted. 0 times theorem prover too weak. 391 trivial. 0 not checked. [2021-12-06 20:18:11,355 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:18:11,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1160937369] [2021-12-06 20:18:11,355 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1160937369] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:18:11,355 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [496790072] [2021-12-06 20:18:11,355 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:11,355 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:18:11,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:18:11,356 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:18:11,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-06 20:18:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:11,910 INFO L263 TraceCheckSpWp]: Trace formula consists of 3388 conjuncts, 21 conjunts are in the unsatisfiable core [2021-12-06 20:18:11,915 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:18:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 401 backedges. 56 proven. 0 refuted. 0 times theorem prover too weak. 345 trivial. 0 not checked. [2021-12-06 20:18:12,145 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:18:12,145 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [496790072] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:18:12,145 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:18:12,146 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 10 [2021-12-06 20:18:12,146 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127040045] [2021-12-06 20:18:12,146 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:18:12,146 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:18:12,146 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:18:12,147 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:18:12,147 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:18:12,147 INFO L87 Difference]: Start difference. First operand 15205 states and 20223 transitions. Second operand has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 20:18:13,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:18:13,098 INFO L93 Difference]: Finished difference Result 33810 states and 45825 transitions. [2021-12-06 20:18:13,098 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 20:18:13,098 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) Word has length 314 [2021-12-06 20:18:13,098 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:18:13,136 INFO L225 Difference]: With dead ends: 33810 [2021-12-06 20:18:13,136 INFO L226 Difference]: Without dead ends: 18667 [2021-12-06 20:18:13,158 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 394 GetRequests, 383 SyntacticMatches, 2 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2021-12-06 20:18:13,159 INFO L933 BasicCegarLoop]: 2818 mSDtfsCounter, 945 mSDsluCounter, 10108 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 268 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 945 SdHoareTripleChecker+Valid, 12926 SdHoareTripleChecker+Invalid, 294 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 268 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:18:13,159 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [945 Valid, 12926 Invalid, 294 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [268 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 20:18:13,171 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18667 states. [2021-12-06 20:18:13,875 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18667 to 15235. [2021-12-06 20:18:13,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15235 states, 11073 states have (on average 1.2891718594780095) internal successors, (14275), 11311 states have internal predecessors, (14275), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:18:13,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15235 states to 15235 states and 20295 transitions. [2021-12-06 20:18:13,930 INFO L78 Accepts]: Start accepts. Automaton has 15235 states and 20295 transitions. Word has length 314 [2021-12-06 20:18:13,930 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:18:13,930 INFO L470 AbstractCegarLoop]: Abstraction has 15235 states and 20295 transitions. [2021-12-06 20:18:13,931 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 26.833333333333332) internal successors, (161), 5 states have internal predecessors, (161), 2 states have call successors, (38), 2 states have call predecessors, (38), 3 states have return successors, (35), 3 states have call predecessors, (35), 2 states have call successors, (35) [2021-12-06 20:18:13,931 INFO L276 IsEmpty]: Start isEmpty. Operand 15235 states and 20295 transitions. [2021-12-06 20:18:13,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 20:18:13,943 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:18:13,944 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:18:13,968 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-06 20:18:14,144 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:18:14,146 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:18:14,146 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:18:14,147 INFO L85 PathProgramCache]: Analyzing trace with hash -376941839, now seen corresponding path program 1 times [2021-12-06 20:18:14,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:18:14,148 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956882153] [2021-12-06 20:18:14,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:14,149 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:18:14,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:18:14,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:18:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:18:14,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:18:14,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:18:14,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:18:14,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:18:14,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:18:14,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,360 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:18:14,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:18:14,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:18:14,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:18:14,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:18:14,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:18:14,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:18:14,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:18:14,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:18:14,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:18:14,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:18:14,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:18:14,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:18:14,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:18:14,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:18:14,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:18:14,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:18:14,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 20:18:14,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:18:14,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:18:14,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:18:14,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:18:14,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:18:14,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:18:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:14,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:18:14,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:18:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:14,521 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-12-06 20:18:14,521 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:18:14,522 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956882153] [2021-12-06 20:18:14,522 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956882153] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:18:14,522 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:18:14,522 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:18:14,522 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2096671398] [2021-12-06 20:18:14,522 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:18:14,522 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:18:14,522 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:18:14,523 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:18:14,523 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:18:14,523 INFO L87 Difference]: Start difference. First operand 15235 states and 20295 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:18:19,454 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:22,211 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:24,490 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:26,592 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:28,687 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:30,791 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:32,894 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:34,989 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:36,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:18:36,368 INFO L93 Difference]: Finished difference Result 33416 states and 45159 transitions. [2021-12-06 20:18:36,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 20:18:36,368 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 317 [2021-12-06 20:18:36,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:18:36,407 INFO L225 Difference]: With dead ends: 33416 [2021-12-06 20:18:36,407 INFO L226 Difference]: Without dead ends: 18243 [2021-12-06 20:18:36,433 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2021-12-06 20:18:36,434 INFO L933 BasicCegarLoop]: 1858 mSDtfsCounter, 2231 mSDsluCounter, 3913 mSDsCounter, 0 mSdLazyCounter, 3362 mSolverCounterSat, 1812 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2312 SdHoareTripleChecker+Valid, 5771 SdHoareTripleChecker+Invalid, 5182 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1812 IncrementalHoareTripleChecker+Valid, 3362 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 20.9s IncrementalHoareTripleChecker+Time [2021-12-06 20:18:36,434 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2312 Valid, 5771 Invalid, 5182 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1812 Valid, 3362 Invalid, 8 Unknown, 0 Unchecked, 20.9s Time] [2021-12-06 20:18:36,447 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18243 states. [2021-12-06 20:18:37,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18243 to 15355. [2021-12-06 20:18:37,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15355 states, 11193 states have (on average 1.2860716519253104) internal successors, (14395), 11431 states have internal predecessors, (14395), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:18:37,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15355 states to 15355 states and 20415 transitions. [2021-12-06 20:18:37,125 INFO L78 Accepts]: Start accepts. Automaton has 15355 states and 20415 transitions. Word has length 317 [2021-12-06 20:18:37,125 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:18:37,125 INFO L470 AbstractCegarLoop]: Abstraction has 15355 states and 20415 transitions. [2021-12-06 20:18:37,125 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:18:37,126 INFO L276 IsEmpty]: Start isEmpty. Operand 15355 states and 20415 transitions. [2021-12-06 20:18:37,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 20:18:37,135 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:18:37,135 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:18:37,136 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-12-06 20:18:37,136 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:18:37,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:18:37,136 INFO L85 PathProgramCache]: Analyzing trace with hash -1877232135, now seen corresponding path program 1 times [2021-12-06 20:18:37,136 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:18:37,136 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [484715417] [2021-12-06 20:18:37,136 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:37,137 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:18:37,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:18:37,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:18:37,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,317 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:18:37,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:18:37,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:18:37,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:18:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:18:37,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,335 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:18:37,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:18:37,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:18:37,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:18:37,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:18:37,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,364 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:18:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:18:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:18:37,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:18:37,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:18:37,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:18:37,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:18:37,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:18:37,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:18:37,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:18:37,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:18:37,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:18:37,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:18:37,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 20:18:37,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:18:37,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:18:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:18:37,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:18:37,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,484 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:18:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:18:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:37,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:18:37,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:18:37,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:37,500 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-12-06 20:18:37,500 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:18:37,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [484715417] [2021-12-06 20:18:37,500 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [484715417] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:18:37,500 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [664442889] [2021-12-06 20:18:37,501 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:37,501 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:18:37,501 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:18:37,501 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:18:37,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-06 20:18:38,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:38,053 INFO L263 TraceCheckSpWp]: Trace formula consists of 3600 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 20:18:38,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:18:38,282 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2021-12-06 20:18:38,282 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:18:38,282 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [664442889] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:18:38,282 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:18:38,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [11] total 12 [2021-12-06 20:18:38,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20223524] [2021-12-06 20:18:38,283 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:18:38,283 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:18:38,283 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:18:38,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:18:38,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-06 20:18:38,284 INFO L87 Difference]: Start difference. First operand 15355 states and 20415 transitions. Second operand has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-06 20:18:38,875 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:18:38,875 INFO L93 Difference]: Finished difference Result 30648 states and 40810 transitions. [2021-12-06 20:18:38,875 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:18:38,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 317 [2021-12-06 20:18:38,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:18:38,905 INFO L225 Difference]: With dead ends: 30648 [2021-12-06 20:18:38,905 INFO L226 Difference]: Without dead ends: 15355 [2021-12-06 20:18:38,924 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 404 GetRequests, 394 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2021-12-06 20:18:38,924 INFO L933 BasicCegarLoop]: 2118 mSDtfsCounter, 0 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4233 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:18:38,925 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 4233 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:18:38,934 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15355 states. [2021-12-06 20:18:39,542 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15355 to 15355. [2021-12-06 20:18:39,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15355 states, 11193 states have (on average 1.2848208701867239) internal successors, (14381), 11431 states have internal predecessors, (14381), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:18:39,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15355 states to 15355 states and 20401 transitions. [2021-12-06 20:18:39,584 INFO L78 Accepts]: Start accepts. Automaton has 15355 states and 20401 transitions. Word has length 317 [2021-12-06 20:18:39,584 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:18:39,584 INFO L470 AbstractCegarLoop]: Abstraction has 15355 states and 20401 transitions. [2021-12-06 20:18:39,585 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 59.0) internal successors, (177), 3 states have internal predecessors, (177), 2 states have call successors, (44), 2 states have call predecessors, (44), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-06 20:18:39,585 INFO L276 IsEmpty]: Start isEmpty. Operand 15355 states and 20401 transitions. [2021-12-06 20:18:39,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 20:18:39,613 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:18:39,613 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:18:39,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-06 20:18:39,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-06 20:18:39,815 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:18:39,816 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:18:39,817 INFO L85 PathProgramCache]: Analyzing trace with hash 1973834487, now seen corresponding path program 1 times [2021-12-06 20:18:39,817 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:18:39,817 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [472986170] [2021-12-06 20:18:39,818 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:39,818 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:18:39,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:39,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:18:39,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:39,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:18:39,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:39,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:18:39,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:18:40,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:18:40,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:18:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:18:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:18:40,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:18:40,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:18:40,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:18:40,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:18:40,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,046 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:18:40,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:18:40,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:18:40,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:18:40,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:18:40,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:18:40,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:18:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:18:40,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:18:40,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:18:40,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:18:40,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:18:40,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:18:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 20:18:40,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:18:40,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:18:40,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:18:40,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,161 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:18:40,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:18:40,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:18:40,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:40,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:18:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:18:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,181 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-12-06 20:18:40,181 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:18:40,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [472986170] [2021-12-06 20:18:40,181 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [472986170] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:18:40,181 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2041214079] [2021-12-06 20:18:40,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:40,182 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:18:40,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:18:40,182 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:18:40,199 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-06 20:18:40,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:40,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 3607 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 20:18:40,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:18:41,011 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 303 trivial. 0 not checked. [2021-12-06 20:18:41,011 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:18:41,011 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2041214079] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:18:41,012 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:18:41,012 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [11] total 14 [2021-12-06 20:18:41,012 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2053749084] [2021-12-06 20:18:41,012 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:18:41,012 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:18:41,012 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:18:41,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:18:41,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=153, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:18:41,013 INFO L87 Difference]: Start difference. First operand 15355 states and 20401 transitions. Second operand has 6 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-12-06 20:18:41,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:18:41,847 INFO L93 Difference]: Finished difference Result 30690 states and 40838 transitions. [2021-12-06 20:18:41,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 20:18:41,849 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) Word has length 317 [2021-12-06 20:18:41,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:18:41,881 INFO L225 Difference]: With dead ends: 30690 [2021-12-06 20:18:41,881 INFO L226 Difference]: Without dead ends: 15355 [2021-12-06 20:18:41,904 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 392 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=39, Invalid=201, Unknown=0, NotChecked=0, Total=240 [2021-12-06 20:18:41,905 INFO L933 BasicCegarLoop]: 2081 mSDtfsCounter, 0 mSDsluCounter, 8277 mSDsCounter, 0 mSdLazyCounter, 240 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 10358 SdHoareTripleChecker+Invalid, 241 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 240 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:18:41,905 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 10358 Invalid, 241 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 240 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 20:18:41,916 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15355 states. [2021-12-06 20:18:42,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15355 to 15355. [2021-12-06 20:18:42,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15355 states, 11193 states have (on average 1.2835700884481371) internal successors, (14367), 11431 states have internal predecessors, (14367), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:18:42,691 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15355 states to 15355 states and 20387 transitions. [2021-12-06 20:18:42,693 INFO L78 Accepts]: Start accepts. Automaton has 15355 states and 20387 transitions. Word has length 317 [2021-12-06 20:18:42,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:18:42,694 INFO L470 AbstractCegarLoop]: Abstraction has 15355 states and 20387 transitions. [2021-12-06 20:18:42,694 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 35.8) internal successors, (179), 5 states have internal predecessors, (179), 3 states have call successors, (44), 2 states have call predecessors, (44), 3 states have return successors, (40), 3 states have call predecessors, (40), 3 states have call successors, (40) [2021-12-06 20:18:42,694 INFO L276 IsEmpty]: Start isEmpty. Operand 15355 states and 20387 transitions. [2021-12-06 20:18:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 20:18:42,703 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:18:42,703 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:18:42,727 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-12-06 20:18:42,903 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-06 20:18:42,905 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:18:42,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:18:42,906 INFO L85 PathProgramCache]: Analyzing trace with hash 1294562233, now seen corresponding path program 1 times [2021-12-06 20:18:42,906 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:18:42,907 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619854049] [2021-12-06 20:18:42,907 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:18:42,908 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:18:43,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:18:43,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:18:43,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:18:43,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:18:43,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:18:43,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:18:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,103 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:18:43,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,106 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:18:43,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:18:43,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:18:43,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,125 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:18:43,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:18:43,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:18:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:18:43,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:18:43,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,147 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:18:43,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,150 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:18:43,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:18:43,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:18:43,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:18:43,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:18:43,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:18:43,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:18:43,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:18:43,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:18:43,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 20:18:43,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:18:43,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,216 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:18:43,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,221 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:18:43,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,224 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:18:43,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:18:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:18:43,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,234 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:18:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:18:43,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:18:43,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:18:43,243 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-12-06 20:18:43,243 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:18:43,243 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619854049] [2021-12-06 20:18:43,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619854049] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:18:43,244 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:18:43,244 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-06 20:18:43,244 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [926619716] [2021-12-06 20:18:43,244 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:18:43,244 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 20:18:43,244 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:18:43,245 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 20:18:43,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-12-06 20:18:43,245 INFO L87 Difference]: Start difference. First operand 15355 states and 20387 transitions. Second operand has 8 states, 8 states have (on average 21.25) internal successors, (170), 4 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:18:48,566 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:51,454 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:53,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:55,855 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:18:57,951 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:01,261 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:03,363 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:06,339 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.98s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:08,044 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:19:08,045 INFO L93 Difference]: Finished difference Result 33452 states and 45026 transitions. [2021-12-06 20:19:08,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 20:19:08,045 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 4 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 317 [2021-12-06 20:19:08,046 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:19:08,094 INFO L225 Difference]: With dead ends: 33452 [2021-12-06 20:19:08,094 INFO L226 Difference]: Without dead ends: 18159 [2021-12-06 20:19:08,128 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=46, Invalid=136, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:19:08,129 INFO L933 BasicCegarLoop]: 1887 mSDtfsCounter, 2326 mSDsluCounter, 4560 mSDsCounter, 0 mSdLazyCounter, 4062 mSolverCounterSat, 2071 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2456 SdHoareTripleChecker+Valid, 6447 SdHoareTripleChecker+Invalid, 6141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2071 IncrementalHoareTripleChecker+Valid, 4062 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.8s IncrementalHoareTripleChecker+Time [2021-12-06 20:19:08,129 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2456 Valid, 6447 Invalid, 6141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2071 Valid, 4062 Invalid, 8 Unknown, 0 Unchecked, 23.8s Time] [2021-12-06 20:19:08,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18159 states. [2021-12-06 20:19:08,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18159 to 15379. [2021-12-06 20:19:08,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15379 states, 11217 states have (on average 1.2829633591869485) internal successors, (14391), 11455 states have internal predecessors, (14391), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:19:08,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15379 states to 15379 states and 20411 transitions. [2021-12-06 20:19:08,844 INFO L78 Accepts]: Start accepts. Automaton has 15379 states and 20411 transitions. Word has length 317 [2021-12-06 20:19:08,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:19:08,844 INFO L470 AbstractCegarLoop]: Abstraction has 15379 states and 20411 transitions. [2021-12-06 20:19:08,845 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 21.25) internal successors, (170), 4 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 1 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:19:08,845 INFO L276 IsEmpty]: Start isEmpty. Operand 15379 states and 20411 transitions. [2021-12-06 20:19:08,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 318 [2021-12-06 20:19:08,854 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:19:08,854 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:19:08,855 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-12-06 20:19:08,855 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:19:08,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:19:08,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1596535877, now seen corresponding path program 1 times [2021-12-06 20:19:08,855 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:19:08,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209008462] [2021-12-06 20:19:08,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:08,855 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:19:08,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:09,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:19:09,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:19:09,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:19:09,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:19:09,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:19:09,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:19:09,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:19:09,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:19:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:19:09,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:19:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:19:09,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:19:09,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:19:09,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:19:09,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:19:09,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:19:09,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:19:09,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:19:09,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:19:09,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:19:09,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:19:09,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,138 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:19:09,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:19:09,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:19:09,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 237 [2021-12-06 20:19:09,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,179 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-12-06 20:19:09,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,203 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:19:09,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:19:09,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,215 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:19:09,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,219 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:19:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:19:09,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:09,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,232 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:19:09,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:19:09,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:09,241 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-12-06 20:19:09,241 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:19:09,241 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209008462] [2021-12-06 20:19:09,241 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209008462] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:19:09,241 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:19:09,242 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-06 20:19:09,242 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [663359770] [2021-12-06 20:19:09,242 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:19:09,242 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-06 20:19:09,242 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:19:09,242 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-06 20:19:09,242 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:19:09,243 INFO L87 Difference]: Start difference. First operand 15379 states and 20411 transitions. Second operand has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:19:13,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:17,059 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:19,160 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:20,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:19:20,526 INFO L93 Difference]: Finished difference Result 33616 states and 45242 transitions. [2021-12-06 20:19:20,526 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 20:19:20,527 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 317 [2021-12-06 20:19:20,527 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:19:20,565 INFO L225 Difference]: With dead ends: 33616 [2021-12-06 20:19:20,565 INFO L226 Difference]: Without dead ends: 18299 [2021-12-06 20:19:20,588 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=104, Unknown=0, NotChecked=0, Total=156 [2021-12-06 20:19:20,589 INFO L933 BasicCegarLoop]: 1883 mSDtfsCounter, 2363 mSDsluCounter, 3538 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 2122 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2493 SdHoareTripleChecker+Valid, 5421 SdHoareTripleChecker+Invalid, 4993 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2122 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 10.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:19:20,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2493 Valid, 5421 Invalid, 4993 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2122 Valid, 2868 Invalid, 3 Unknown, 0 Unchecked, 10.3s Time] [2021-12-06 20:19:20,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18299 states. [2021-12-06 20:19:21,252 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18299 to 15389. [2021-12-06 20:19:21,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15389 states, 11227 states have (on average 1.2827113209227754) internal successors, (14401), 11465 states have internal predecessors, (14401), 2934 states have call successors, (2934), 1199 states have call predecessors, (2934), 1227 states have return successors, (3086), 2901 states have call predecessors, (3086), 2933 states have call successors, (3086) [2021-12-06 20:19:21,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15389 states to 15389 states and 20421 transitions. [2021-12-06 20:19:21,290 INFO L78 Accepts]: Start accepts. Automaton has 15389 states and 20421 transitions. Word has length 317 [2021-12-06 20:19:21,291 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:19:21,291 INFO L470 AbstractCegarLoop]: Abstraction has 15389 states and 20421 transitions. [2021-12-06 20:19:21,291 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 24.285714285714285) internal successors, (170), 3 states have internal predecessors, (170), 2 states have call successors, (43), 6 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:19:21,291 INFO L276 IsEmpty]: Start isEmpty. Operand 15389 states and 20421 transitions. [2021-12-06 20:19:21,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 323 [2021-12-06 20:19:21,301 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:19:21,301 INFO L514 BasicCegarLoop]: trace histogram [11, 11, 11, 8, 5, 5, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:19:21,301 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-12-06 20:19:21,301 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:19:21,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:19:21,301 INFO L85 PathProgramCache]: Analyzing trace with hash 43374064, now seen corresponding path program 1 times [2021-12-06 20:19:21,302 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:19:21,302 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [138798527] [2021-12-06 20:19:21,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:21,302 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:19:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:21,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:19:21,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:19:21,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:19:21,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:19:21,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:19:21,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:19:21,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:19:21,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:19:21,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:19:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:19:21,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:19:21,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:19:21,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:19:21,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-06 20:19:21,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:19:21,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 151 [2021-12-06 20:19:21,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:19:21,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 172 [2021-12-06 20:19:21,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-06 20:19:21,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-06 20:19:21,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:19:21,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-06 20:19:21,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-06 20:19:21,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-06 20:19:21,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-06 20:19:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-06 20:19:21,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-06 20:19:21,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-06 20:19:21,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2021-12-06 20:19:21,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-06 20:19:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-12-06 20:19:21,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:21,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-12-06 20:19:21,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-12-06 20:19:21,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:21,611 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 335 trivial. 0 not checked. [2021-12-06 20:19:21,611 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:19:21,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [138798527] [2021-12-06 20:19:21,611 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [138798527] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:19:21,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1684573463] [2021-12-06 20:19:21,611 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:21,612 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:19:21,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:19:21,612 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:19:21,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-06 20:19:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:22,188 INFO L263 TraceCheckSpWp]: Trace formula consists of 3613 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 20:19:22,193 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:19:22,436 INFO L134 CoverageAnalysis]: Checked inductivity of 337 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 319 trivial. 0 not checked. [2021-12-06 20:19:22,436 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:19:22,436 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1684573463] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:19:22,437 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:19:22,437 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [8] total 11 [2021-12-06 20:19:22,437 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244518675] [2021-12-06 20:19:22,437 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:19:22,437 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:19:22,437 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:19:22,438 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:19:22,438 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-12-06 20:19:22,438 INFO L87 Difference]: Start difference. First operand 15389 states and 20421 transitions. Second operand has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:19:23,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:19:23,165 INFO L93 Difference]: Finished difference Result 31190 states and 41491 transitions. [2021-12-06 20:19:23,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:19:23,166 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) Word has length 322 [2021-12-06 20:19:23,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:19:23,239 INFO L225 Difference]: With dead ends: 31190 [2021-12-06 20:19:23,239 INFO L226 Difference]: Without dead ends: 15863 [2021-12-06 20:19:23,258 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 408 GetRequests, 397 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2021-12-06 20:19:23,258 INFO L933 BasicCegarLoop]: 2151 mSDtfsCounter, 269 mSDsluCounter, 6067 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 8218 SdHoareTripleChecker+Invalid, 101 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:19:23,258 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 8218 Invalid, 101 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:19:23,267 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15863 states. [2021-12-06 20:19:23,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15863 to 15371. [2021-12-06 20:19:23,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15371 states, 11221 states have (on average 1.2817930665716069) internal successors, (14383), 11459 states have internal predecessors, (14383), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2889 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:19:23,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15371 states to 15371 states and 20379 transitions. [2021-12-06 20:19:23,924 INFO L78 Accepts]: Start accepts. Automaton has 15371 states and 20379 transitions. Word has length 322 [2021-12-06 20:19:23,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:19:23,925 INFO L470 AbstractCegarLoop]: Abstraction has 15371 states and 20379 transitions. [2021-12-06 20:19:23,925 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 35.4) internal successors, (177), 5 states have internal predecessors, (177), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (39), 2 states have call predecessors, (39), 2 states have call successors, (39) [2021-12-06 20:19:23,925 INFO L276 IsEmpty]: Start isEmpty. Operand 15371 states and 20379 transitions. [2021-12-06 20:19:23,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2021-12-06 20:19:23,934 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:19:23,934 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:19:23,958 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Ended with exit code 0 [2021-12-06 20:19:24,134 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:19:24,136 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:19:24,136 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:19:24,137 INFO L85 PathProgramCache]: Analyzing trace with hash -905362837, now seen corresponding path program 1 times [2021-12-06 20:19:24,137 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:19:24,138 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [144709355] [2021-12-06 20:19:24,138 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:24,138 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:19:24,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:19:24,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:19:24,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,342 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:19:24,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:19:24,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:19:24,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,352 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:19:24,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:19:24,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:19:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:19:24,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:19:24,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:19:24,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:19:24,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:19:24,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:19:24,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:24,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,409 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:19:24,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:24,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:19:24,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:19:24,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-06 20:19:24,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-06 20:19:24,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-06 20:19:24,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2021-12-06 20:19:24,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:24,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2021-12-06 20:19:24,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-12-06 20:19:24,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-06 20:19:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-12-06 20:19:24,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-12-06 20:19:24,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 270 [2021-12-06 20:19:24,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-06 20:19:24,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-06 20:19:24,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,495 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:24,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-06 20:19:24,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:24,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-06 20:19:24,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:24,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-06 20:19:24,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,513 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-06 20:19:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:24,517 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 409 trivial. 0 not checked. [2021-12-06 20:19:24,517 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:19:24,517 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [144709355] [2021-12-06 20:19:24,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [144709355] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:19:24,517 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:19:24,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-12-06 20:19:24,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1943175656] [2021-12-06 20:19:24,517 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:19:24,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-06 20:19:24,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:19:24,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-06 20:19:24,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-12-06 20:19:24,518 INFO L87 Difference]: Start difference. First operand 15371 states and 20379 transitions. Second operand has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 6 states have internal predecessors, (161), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:19:31,871 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:35,605 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:37,713 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:39,812 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:42,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:19:42,192 INFO L93 Difference]: Finished difference Result 40450 states and 56022 transitions. [2021-12-06 20:19:42,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 20:19:42,192 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 6 states have internal predecessors, (161), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) Word has length 334 [2021-12-06 20:19:42,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:19:42,258 INFO L225 Difference]: With dead ends: 40450 [2021-12-06 20:19:42,258 INFO L226 Difference]: Without dead ends: 25141 [2021-12-06 20:19:42,286 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=63, Invalid=243, Unknown=0, NotChecked=0, Total=306 [2021-12-06 20:19:42,287 INFO L933 BasicCegarLoop]: 2342 mSDtfsCounter, 3407 mSDsluCounter, 12149 mSDsCounter, 0 mSdLazyCounter, 7819 mSolverCounterSat, 2655 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3694 SdHoareTripleChecker+Valid, 14491 SdHoareTripleChecker+Invalid, 10478 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2655 IncrementalHoareTripleChecker+Valid, 7819 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:19:42,287 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3694 Valid, 14491 Invalid, 10478 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2655 Valid, 7819 Invalid, 4 Unknown, 0 Unchecked, 16.2s Time] [2021-12-06 20:19:42,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25141 states. [2021-12-06 20:19:43,072 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25141 to 15391. [2021-12-06 20:19:43,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15391 states, 11241 states have (on average 1.281291700026688) internal successors, (14403), 11475 states have internal predecessors, (14403), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2893 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:19:43,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15391 states to 15391 states and 20399 transitions. [2021-12-06 20:19:43,111 INFO L78 Accepts]: Start accepts. Automaton has 15391 states and 20399 transitions. Word has length 334 [2021-12-06 20:19:43,111 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:19:43,111 INFO L470 AbstractCegarLoop]: Abstraction has 15391 states and 20399 transitions. [2021-12-06 20:19:43,111 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 14.636363636363637) internal successors, (161), 6 states have internal predecessors, (161), 2 states have call successors, (41), 6 states have call predecessors, (41), 2 states have return successors, (38), 3 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:19:43,111 INFO L276 IsEmpty]: Start isEmpty. Operand 15391 states and 20399 transitions. [2021-12-06 20:19:43,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 355 [2021-12-06 20:19:43,120 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:19:43,121 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:19:43,121 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-12-06 20:19:43,121 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:19:43,121 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:19:43,121 INFO L85 PathProgramCache]: Analyzing trace with hash -954077922, now seen corresponding path program 1 times [2021-12-06 20:19:43,121 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:19:43,121 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1361275880] [2021-12-06 20:19:43,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:43,121 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:19:43,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:43,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:19:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:19:43,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,290 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:19:43,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:19:43,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:19:43,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:19:43,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:19:43,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:19:43,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:19:43,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2021-12-06 20:19:43,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-06 20:19:43,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-06 20:19:43,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,420 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2021-12-06 20:19:43,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-06 20:19:43,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:43,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:19:43,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:19:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,454 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-06 20:19:43,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-06 20:19:43,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2021-12-06 20:19:43,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:19:43,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:19:43,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:19:43,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-12-06 20:19:43,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-12-06 20:19:43,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,491 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 211 [2021-12-06 20:19:43,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 216 [2021-12-06 20:19:43,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2021-12-06 20:19:43,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-06 20:19:43,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-06 20:19:43,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 20:19:43,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,511 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-06 20:19:43,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,522 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 301 [2021-12-06 20:19:43,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,529 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-06 20:19:43,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 325 [2021-12-06 20:19:43,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:19:43,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-12-06 20:19:43,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 342 [2021-12-06 20:19:43,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:43,550 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2021-12-06 20:19:43,551 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:19:43,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1361275880] [2021-12-06 20:19:43,551 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1361275880] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:19:43,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763042425] [2021-12-06 20:19:43,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:19:43,551 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:19:43,551 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:19:43,552 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:19:43,552 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-06 20:19:44,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:19:44,312 INFO L263 TraceCheckSpWp]: Trace formula consists of 3526 conjuncts, 26 conjunts are in the unsatisfiable core [2021-12-06 20:19:44,317 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:19:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 138 proven. 3 refuted. 0 times theorem prover too weak. 324 trivial. 0 not checked. [2021-12-06 20:19:44,715 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:19:45,247 INFO L134 CoverageAnalysis]: Checked inductivity of 465 backedges. 0 proven. 31 refuted. 0 times theorem prover too weak. 434 trivial. 0 not checked. [2021-12-06 20:19:45,247 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763042425] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:19:45,247 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 20:19:45,247 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6, 6] total 17 [2021-12-06 20:19:45,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [476255240] [2021-12-06 20:19:45,248 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 20:19:45,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-06 20:19:45,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:19:45,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-06 20:19:45,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=210, Unknown=0, NotChecked=0, Total=272 [2021-12-06 20:19:45,249 INFO L87 Difference]: Start difference. First operand 15391 states and 20399 transitions. Second operand has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 13 states have internal predecessors, (222), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-06 20:19:54,967 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:57,090 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:19:59,188 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:01,287 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:04,890 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:06,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:09,461 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:11,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:13,662 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:15,769 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:17,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:20:17,420 INFO L93 Difference]: Finished difference Result 33550 states and 45085 transitions. [2021-12-06 20:20:17,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-06 20:20:17,420 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 13 states have internal predecessors, (222), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 354 [2021-12-06 20:20:17,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:20:17,477 INFO L225 Difference]: With dead ends: 33550 [2021-12-06 20:20:17,477 INFO L226 Difference]: Without dead ends: 18174 [2021-12-06 20:20:17,499 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 820 GetRequests, 787 SyntacticMatches, 1 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=272, Invalid=850, Unknown=0, NotChecked=0, Total=1122 [2021-12-06 20:20:17,499 INFO L933 BasicCegarLoop]: 1880 mSDtfsCounter, 1953 mSDsluCounter, 8389 mSDsCounter, 0 mSdLazyCounter, 5929 mSolverCounterSat, 1645 mSolverCounterUnsat, 10 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2083 SdHoareTripleChecker+Valid, 10269 SdHoareTripleChecker+Invalid, 7584 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1645 IncrementalHoareTripleChecker+Valid, 5929 IncrementalHoareTripleChecker+Invalid, 10 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 30.4s IncrementalHoareTripleChecker+Time [2021-12-06 20:20:17,500 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2083 Valid, 10269 Invalid, 7584 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1645 Valid, 5929 Invalid, 10 Unknown, 0 Unchecked, 30.4s Time] [2021-12-06 20:20:17,510 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18174 states. [2021-12-06 20:20:18,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18174 to 15407. [2021-12-06 20:20:18,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15407 states, 11257 states have (on average 1.2807142222617038) internal successors, (14417), 11491 states have internal predecessors, (14417), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2893 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:20:18,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15407 states to 15407 states and 20413 transitions. [2021-12-06 20:20:18,257 INFO L78 Accepts]: Start accepts. Automaton has 15407 states and 20413 transitions. Word has length 354 [2021-12-06 20:20:18,257 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:20:18,257 INFO L470 AbstractCegarLoop]: Abstraction has 15407 states and 20413 transitions. [2021-12-06 20:20:18,257 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 13.058823529411764) internal successors, (222), 13 states have internal predecessors, (222), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-06 20:20:18,257 INFO L276 IsEmpty]: Start isEmpty. Operand 15407 states and 20413 transitions. [2021-12-06 20:20:18,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2021-12-06 20:20:18,266 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:20:18,266 INFO L514 BasicCegarLoop]: trace histogram [16, 12, 12, 12, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:20:18,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-12-06 20:20:18,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-12-06 20:20:18,468 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:20:18,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:20:18,469 INFO L85 PathProgramCache]: Analyzing trace with hash -1340342114, now seen corresponding path program 2 times [2021-12-06 20:20:18,469 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:20:18,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [216740794] [2021-12-06 20:20:18,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:20:18,471 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:20:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:18,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:20:18,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:20:18,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:20:18,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:20:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:20:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:20:18,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:20:18,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:20:18,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:20:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-06 20:20:18,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-06 20:20:18,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,907 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2021-12-06 20:20:18,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2021-12-06 20:20:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-06 20:20:18,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:18,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,939 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:20:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:18,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:20:18,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-06 20:20:18,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-06 20:20:18,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,956 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2021-12-06 20:20:18,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:18,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:20:18,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:18,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:20:18,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,975 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-06 20:20:18,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-12-06 20:20:18,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,982 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:18,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2021-12-06 20:20:18,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2021-12-06 20:20:18,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-12-06 20:20:18,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:18,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-06 20:20:18,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 293 [2021-12-06 20:20:19,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-12-06 20:20:19,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-12-06 20:20:19,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-12-06 20:20:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:19,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 320 [2021-12-06 20:20:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:19,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 333 [2021-12-06 20:20:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:19,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 344 [2021-12-06 20:20:19,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 350 [2021-12-06 20:20:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:19,084 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2021-12-06 20:20:19,084 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:20:19,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [216740794] [2021-12-06 20:20:19,084 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [216740794] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:20:19,084 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [839459512] [2021-12-06 20:20:19,084 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:20:19,085 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:20:19,085 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:20:19,085 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:20:19,086 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-06 20:20:20,610 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-06 20:20:20,610 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:20:20,625 INFO L263 TraceCheckSpWp]: Trace formula consists of 3646 conjuncts, 17 conjunts are in the unsatisfiable core [2021-12-06 20:20:20,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:20:21,037 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 198 proven. 21 refuted. 0 times theorem prover too weak. 362 trivial. 0 not checked. [2021-12-06 20:20:21,037 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:20:21,715 INFO L134 CoverageAnalysis]: Checked inductivity of 581 backedges. 0 proven. 109 refuted. 0 times theorem prover too weak. 472 trivial. 0 not checked. [2021-12-06 20:20:21,715 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [839459512] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:20:21,715 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-06 20:20:21,716 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 10, 10] total 29 [2021-12-06 20:20:21,716 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1863102052] [2021-12-06 20:20:21,716 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-06 20:20:21,717 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 29 states [2021-12-06 20:20:21,717 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:20:21,717 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2021-12-06 20:20:21,717 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=150, Invalid=662, Unknown=0, NotChecked=0, Total=812 [2021-12-06 20:20:21,717 INFO L87 Difference]: Start difference. First operand 15407 states and 20413 transitions. Second operand has 29 states, 29 states have (on average 8.068965517241379) internal successors, (234), 25 states have internal predecessors, (234), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-06 20:20:34,698 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:39,706 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:41,809 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:44,877 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 3.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:47,179 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:20:47,179 INFO L93 Difference]: Finished difference Result 33707 states and 45324 transitions. [2021-12-06 20:20:47,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-12-06 20:20:47,180 INFO L78 Accepts]: Start accepts. Automaton has has 29 states, 29 states have (on average 8.068965517241379) internal successors, (234), 25 states have internal predecessors, (234), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) Word has length 362 [2021-12-06 20:20:47,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:20:47,219 INFO L225 Difference]: With dead ends: 33707 [2021-12-06 20:20:47,219 INFO L226 Difference]: Without dead ends: 18243 [2021-12-06 20:20:47,245 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 852 GetRequests, 795 SyntacticMatches, 1 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 463 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=628, Invalid=2678, Unknown=0, NotChecked=0, Total=3306 [2021-12-06 20:20:47,246 INFO L933 BasicCegarLoop]: 1891 mSDtfsCounter, 1979 mSDsluCounter, 15377 mSDsCounter, 0 mSdLazyCounter, 10285 mSolverCounterSat, 1689 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2108 SdHoareTripleChecker+Valid, 17268 SdHoareTripleChecker+Invalid, 11978 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1689 IncrementalHoareTripleChecker+Valid, 10285 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:20:47,246 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2108 Valid, 17268 Invalid, 11978 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1689 Valid, 10285 Invalid, 4 Unknown, 0 Unchecked, 23.3s Time] [2021-12-06 20:20:47,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18243 states. [2021-12-06 20:20:47,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18243 to 15459. [2021-12-06 20:20:47,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15459 states, 11309 states have (on average 1.279511893182421) internal successors, (14470), 11543 states have internal predecessors, (14470), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2893 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:20:48,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15459 states to 15459 states and 20466 transitions. [2021-12-06 20:20:48,023 INFO L78 Accepts]: Start accepts. Automaton has 15459 states and 20466 transitions. Word has length 362 [2021-12-06 20:20:48,023 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:20:48,023 INFO L470 AbstractCegarLoop]: Abstraction has 15459 states and 20466 transitions. [2021-12-06 20:20:48,023 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 29 states, 29 states have (on average 8.068965517241379) internal successors, (234), 25 states have internal predecessors, (234), 2 states have call successors, (89), 6 states have call predecessors, (89), 5 states have return successors, (68), 2 states have call predecessors, (68), 2 states have call successors, (68) [2021-12-06 20:20:48,023 INFO L276 IsEmpty]: Start isEmpty. Operand 15459 states and 20466 transitions. [2021-12-06 20:20:48,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 367 [2021-12-06 20:20:48,032 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:20:48,032 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:20:48,060 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2021-12-06 20:20:48,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-12-06 20:20:48,234 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:20:48,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:20:48,236 INFO L85 PathProgramCache]: Analyzing trace with hash 32756318, now seen corresponding path program 3 times [2021-12-06 20:20:48,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:20:48,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [240478603] [2021-12-06 20:20:48,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:20:48,237 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:20:48,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:48,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:20:48,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:20:48,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:20:48,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,634 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:20:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:20:48,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:20:48,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:20:48,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:20:48,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:20:48,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 20:20:48,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-06 20:20:48,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 20:20:48,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 20:20:48,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 20:20:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:48,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:20:48,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:20:48,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:20:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-06 20:20:48,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,735 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 20:20:48,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:20:48,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,772 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:20:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:20:48,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-06 20:20:48,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2021-12-06 20:20:48,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-06 20:20:48,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-06 20:20:48,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-12-06 20:20:48,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-06 20:20:48,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-06 20:20:48,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2021-12-06 20:20:48,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 308 [2021-12-06 20:20:48,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2021-12-06 20:20:48,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2021-12-06 20:20:48,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 337 [2021-12-06 20:20:48,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:20:48,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-12-06 20:20:48,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,891 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 354 [2021-12-06 20:20:48,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:20:48,895 INFO L134 CoverageAnalysis]: Checked inductivity of 663 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 649 trivial. 0 not checked. [2021-12-06 20:20:48,895 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:20:48,895 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [240478603] [2021-12-06 20:20:48,895 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [240478603] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:20:48,895 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:20:48,895 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-12-06 20:20:48,895 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1449952778] [2021-12-06 20:20:48,895 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:20:48,896 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-06 20:20:48,896 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:20:48,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-06 20:20:48,896 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-12-06 20:20:48,896 INFO L87 Difference]: Start difference. First operand 15459 states and 20466 transitions. Second operand has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2021-12-06 20:20:57,716 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:20:59,831 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:21:04,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:21:04,747 INFO L93 Difference]: Finished difference Result 40963 states and 56733 transitions. [2021-12-06 20:21:04,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-06 20:21:04,748 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) Word has length 366 [2021-12-06 20:21:04,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:21:04,830 INFO L225 Difference]: With dead ends: 40963 [2021-12-06 20:21:04,830 INFO L226 Difference]: Without dead ends: 25574 [2021-12-06 20:21:04,855 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=90, Invalid=416, Unknown=0, NotChecked=0, Total=506 [2021-12-06 20:21:04,855 INFO L933 BasicCegarLoop]: 2366 mSDtfsCounter, 4080 mSDsluCounter, 15341 mSDsCounter, 0 mSdLazyCounter, 9765 mSolverCounterSat, 2629 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 12.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4365 SdHoareTripleChecker+Valid, 17707 SdHoareTripleChecker+Invalid, 12396 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2629 IncrementalHoareTripleChecker+Valid, 9765 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:21:04,856 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4365 Valid, 17707 Invalid, 12396 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2629 Valid, 9765 Invalid, 2 Unknown, 0 Unchecked, 14.1s Time] [2021-12-06 20:21:04,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25574 states. [2021-12-06 20:21:05,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25574 to 15459. [2021-12-06 20:21:05,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15459 states, 11309 states have (on average 1.279511893182421) internal successors, (14470), 11543 states have internal predecessors, (14470), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2893 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:21:05,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15459 states to 15459 states and 20466 transitions. [2021-12-06 20:21:05,740 INFO L78 Accepts]: Start accepts. Automaton has 15459 states and 20466 transitions. Word has length 366 [2021-12-06 20:21:05,740 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:21:05,740 INFO L470 AbstractCegarLoop]: Abstraction has 15459 states and 20466 transitions. [2021-12-06 20:21:05,740 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 12.461538461538462) internal successors, (162), 8 states have internal predecessors, (162), 3 states have call successors, (44), 6 states have call predecessors, (44), 2 states have return successors, (41), 4 states have call predecessors, (41), 3 states have call successors, (41) [2021-12-06 20:21:05,741 INFO L276 IsEmpty]: Start isEmpty. Operand 15459 states and 20466 transitions. [2021-12-06 20:21:05,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 353 [2021-12-06 20:21:05,764 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:21:05,765 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:21:05,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2021-12-06 20:21:05,765 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:21:05,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:21:05,765 INFO L85 PathProgramCache]: Analyzing trace with hash 1416532779, now seen corresponding path program 1 times [2021-12-06 20:21:05,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:21:05,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427769979] [2021-12-06 20:21:05,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:21:05,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:21:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:21:06,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-06 20:21:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-06 20:21:06,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-06 20:21:06,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-06 20:21:06,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-06 20:21:06,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-06 20:21:06,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-06 20:21:06,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-06 20:21:06,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,043 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-06 20:21:06,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-06 20:21:06,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2021-12-06 20:21:06,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-12-06 20:21:06,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-06 20:21:06,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-06 20:21:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-06 20:21:06,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-06 20:21:06,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:21:06,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,101 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-12-06 20:21:06,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-06 20:21:06,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,107 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2021-12-06 20:21:06,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,110 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-06 20:21:06,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-12-06 20:21:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2021-12-06 20:21:06,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,141 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2021-12-06 20:21:06,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:21:06,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-12-06 20:21:06,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-06 20:21:06,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-12-06 20:21:06,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-06 20:21:06,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,265 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-06 20:21:06,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 288 [2021-12-06 20:21:06,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,271 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-06 20:21:06,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-06 20:21:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:21:06,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2021-12-06 20:21:06,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:21:06,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,302 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 323 [2021-12-06 20:21:06,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-06 20:21:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,320 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 334 [2021-12-06 20:21:06,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2021-12-06 20:21:06,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:06,326 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 14 proven. 4 refuted. 0 times theorem prover too weak. 599 trivial. 0 not checked. [2021-12-06 20:21:06,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-06 20:21:06,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427769979] [2021-12-06 20:21:06,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1427769979] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-06 20:21:06,326 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [851110888] [2021-12-06 20:21:06,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:21:06,327 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-06 20:21:06,327 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:21:06,327 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-06 20:21:06,328 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-06 20:21:07,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:21:07,687 INFO L263 TraceCheckSpWp]: Trace formula consists of 3566 conjuncts, 46 conjunts are in the unsatisfiable core [2021-12-06 20:21:07,694 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:21:08,272 INFO L134 CoverageAnalysis]: Checked inductivity of 617 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 541 trivial. 0 not checked. [2021-12-06 20:21:08,272 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:21:08,272 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [851110888] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:21:08,273 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-06 20:21:08,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [17] total 21 [2021-12-06 20:21:08,273 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [509105248] [2021-12-06 20:21:08,273 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:21:08,273 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-12-06 20:21:08,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-06 20:21:08,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-12-06 20:21:08,274 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=376, Unknown=0, NotChecked=0, Total=420 [2021-12-06 20:21:08,274 INFO L87 Difference]: Start difference. First operand 15459 states and 20466 transitions. Second operand has 13 states, 11 states have (on average 16.0) internal successors, (176), 10 states have internal predecessors, (176), 5 states have call successors, (43), 2 states have call predecessors, (43), 5 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2021-12-06 20:21:10,386 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:21:10,386 INFO L93 Difference]: Finished difference Result 34760 states and 46942 transitions. [2021-12-06 20:21:10,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 20:21:10,388 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 11 states have (on average 16.0) internal successors, (176), 10 states have internal predecessors, (176), 5 states have call successors, (43), 2 states have call predecessors, (43), 5 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) Word has length 352 [2021-12-06 20:21:10,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:21:10,433 INFO L225 Difference]: With dead ends: 34760 [2021-12-06 20:21:10,433 INFO L226 Difference]: Without dead ends: 19371 [2021-12-06 20:21:10,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 451 GetRequests, 421 SyntacticMatches, 4 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=85, Invalid=671, Unknown=0, NotChecked=0, Total=756 [2021-12-06 20:21:10,460 INFO L933 BasicCegarLoop]: 2396 mSDtfsCounter, 1040 mSDsluCounter, 25788 mSDsCounter, 0 mSdLazyCounter, 856 mSolverCounterSat, 72 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1184 SdHoareTripleChecker+Valid, 28184 SdHoareTripleChecker+Invalid, 928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 72 IncrementalHoareTripleChecker+Valid, 856 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2021-12-06 20:21:10,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1184 Valid, 28184 Invalid, 928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [72 Valid, 856 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2021-12-06 20:21:10,474 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19371 states. [2021-12-06 20:21:11,235 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19371 to 15459. [2021-12-06 20:21:11,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15459 states, 11309 states have (on average 1.279511893182421) internal successors, (14470), 11543 states have internal predecessors, (14470), 2922 states have call successors, (2922), 1199 states have call predecessors, (2922), 1227 states have return successors, (3074), 2893 states have call predecessors, (3074), 2921 states have call successors, (3074) [2021-12-06 20:21:11,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15459 states to 15459 states and 20466 transitions. [2021-12-06 20:21:11,280 INFO L78 Accepts]: Start accepts. Automaton has 15459 states and 20466 transitions. Word has length 352 [2021-12-06 20:21:11,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:21:11,280 INFO L470 AbstractCegarLoop]: Abstraction has 15459 states and 20466 transitions. [2021-12-06 20:21:11,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 11 states have (on average 16.0) internal successors, (176), 10 states have internal predecessors, (176), 5 states have call successors, (43), 2 states have call predecessors, (43), 5 states have return successors, (40), 6 states have call predecessors, (40), 5 states have call successors, (40) [2021-12-06 20:21:11,280 INFO L276 IsEmpty]: Start isEmpty. Operand 15459 states and 20466 transitions. [2021-12-06 20:21:11,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 376 [2021-12-06 20:21:11,315 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:21:11,316 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 5, 5, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:21:11,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Ended with exit code 0 [2021-12-06 20:21:11,516 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-12-06 20:21:11,518 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:21:11,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:21:11,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1627536864, now seen corresponding path program 1 times [2021-12-06 20:21:11,520 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-06 20:21:11,520 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290736475] [2021-12-06 20:21:11,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:21:11,521 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-06 20:21:12,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:21:12,055 INFO L352 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-12-06 20:21:12,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-12-06 20:21:13,197 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-12-06 20:21:13,198 INFO L628 BasicCegarLoop]: Counterexample is feasible [2021-12-06 20:21:13,198 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 20:21:13,199 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2021-12-06 20:21:13,202 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:21:13,204 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 20:21:13,254 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 20:21:13,257 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 20:21:13,258 WARN L418 cessorBacktranslator]: Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) [2021-12-06 20:21:13,527 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 08:21:13 BoogieIcfgContainer [2021-12-06 20:21:13,528 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 20:21:13,528 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 20:21:13,528 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 20:21:13,528 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 20:21:13,529 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:14:47" (3/4) ... [2021-12-06 20:21:13,531 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-12-06 20:21:13,531 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 20:21:13,532 INFO L158 Benchmark]: Toolchain (without parser) took 395015.98ms. Allocated memory was 136.3MB in the beginning and 3.4GB in the end (delta: 3.3GB). Free memory was 90.3MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.2GB. Max. memory is 16.1GB. [2021-12-06 20:21:13,532 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:21:13,532 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2701.81ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 90.1MB in the beginning and 83.4MB in the end (delta: 6.7MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. [2021-12-06 20:21:13,532 INFO L158 Benchmark]: Boogie Procedure Inliner took 214.32ms. Allocated memory is still 163.6MB. Free memory was 83.4MB in the beginning and 56.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2021-12-06 20:21:13,532 INFO L158 Benchmark]: Boogie Preprocessor took 167.38ms. Allocated memory is still 163.6MB. Free memory was 56.2MB in the beginning and 66.0MB in the end (delta: -9.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. [2021-12-06 20:21:13,533 INFO L158 Benchmark]: RCFGBuilder took 5758.60ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 66.0MB in the beginning and 95.6MB in the end (delta: -29.6MB). Peak memory consumption was 125.5MB. Max. memory is 16.1GB. [2021-12-06 20:21:13,533 INFO L158 Benchmark]: TraceAbstraction took 386164.00ms. Allocated memory was 285.2MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 95.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. [2021-12-06 20:21:13,533 INFO L158 Benchmark]: Witness Printer took 3.18ms. Allocated memory is still 3.4GB. Free memory is still 1.2GB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:21:13,534 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 73.4MB. Free memory is still 50.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2701.81ms. Allocated memory was 136.3MB in the beginning and 163.6MB in the end (delta: 27.3MB). Free memory was 90.1MB in the beginning and 83.4MB in the end (delta: 6.7MB). Peak memory consumption was 87.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 214.32ms. Allocated memory is still 163.6MB. Free memory was 83.4MB in the beginning and 56.2MB in the end (delta: 27.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 167.38ms. Allocated memory is still 163.6MB. Free memory was 56.2MB in the beginning and 66.0MB in the end (delta: -9.8MB). Peak memory consumption was 19.8MB. Max. memory is 16.1GB. * RCFGBuilder took 5758.60ms. Allocated memory was 163.6MB in the beginning and 285.2MB in the end (delta: 121.6MB). Free memory was 66.0MB in the beginning and 95.6MB in the end (delta: -29.6MB). Peak memory consumption was 125.5MB. Max. memory is 16.1GB. * TraceAbstraction took 386164.00ms. Allocated memory was 285.2MB in the beginning and 3.4GB in the end (delta: 3.2GB). Free memory was 95.6MB in the beginning and 1.2GB in the end (delta: -1.1GB). Peak memory consumption was 2.3GB. Max. memory is 16.1GB. * Witness Printer took 3.18ms. Allocated memory is still 3.4GB. Free memory is still 1.2GB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) - GenericResult: Unfinished Backtranslation Generated EnsuresSpecification free ensures #res.base == #ptr.base && #res.offset == #ptr.offset; is not ensure(true) * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 6519]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 10308, overapproximation of bitwiseOr at line 9124, overapproximation of bitwiseAnd at line 11229. Possible FailurePath: [L6542] int LDV_IN_INTERRUPT = 1; [L6543] struct net_device *xennet_ethtool_ops_group0 ; [L6544] int ldv_state_variable_0 ; [L6545] int ldv_state_variable_3 ; [L6546] int ldv_timer_state_1 = 0; [L6547] int ldv_state_variable_2 ; [L6548] int ref_cnt ; [L6549] int ldv_state_variable_1 ; [L6550] struct xenbus_device *netfront_driver_group0 ; [L6551] struct net_device *xennet_netdev_ops_group1 ; [L6552] struct timer_list *ldv_timer_list_1 ; [L6553] int ldv_state_variable_4 ; [L7304] static unsigned int xennet_max_queues ; [L9063-L9069] static struct net_device_ops const xennet_netdev_ops = {0, & xennet_uninit, & xennet_open, & xennet_close, (netdev_tx_t (*)(struct sk_buff * , struct net_device * ))(& xennet_start_xmit), & xennet_select_queue, 0, 0, & eth_mac_addr, & eth_validate_addr, 0, 0, & xennet_change_mtu, 0, 0, & xennet_get_stats64, 0, 0, 0, & xennet_poll_controller, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, & xennet_fix_features, & xennet_set_features, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L10003-L10004] static struct xennet_stat const xennet_stats[1U] = { {{'r', 'x', '_', 'g', 's', 'o', '_', 'c', 'h', 'e', 'c', 'k', 's', 'u', 'm', '_', 'f', 'i', 'x', 'u', 'p', '\000'}, 48U}}; [L10071-L10074] static struct ethtool_ops const xennet_ethtool_ops = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, & ethtool_op_get_link, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, & xennet_get_strings, 0, & xennet_get_ethtool_stats, 0, 0, 0, 0, & xennet_get_sset_count, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}; [L10308-L10317] static struct device_attribute xennet_attrs[3U] = { {{"rxbuf_min", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_rxbuf_min, & store_rxbuf_min}, {{"rxbuf_max", 420U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_rxbuf_max, & store_rxbuf_max}, {{"rxbuf_cur", 292U, (_Bool)0, 0, {{{(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}, {(char)0}}}}, & show_rxbuf_cur, (ssize_t (*)(struct device * , struct device_attribute * , char const * , size_t ))0}}; [L10368-L10369] static struct xenbus_device_id const netfront_ids[2U] = { {{'v', 'i', 'f', '\000'}}, {{'\000'}}}; [L10421-L10425] static struct xenbus_driver netfront_driver = {(struct xenbus_device_id const *)(& netfront_ids), & netfront_probe, & netback_changed, & xennet_remove, 0, & netfront_resume, 0, {(char const *)(& netfront_ids), 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 0, 0}; [L10460] int ldv_retval_2 ; [L10461] u16 (*ldvarg6)(struct net_device * , struct sk_buff * ) ; [L10462] int ldv_retval_0 ; [L10463] int ldv_retval_4 ; [L10465] int ldv_retval_1 ; [L10467] int ldv_retval_3 ; [L11225] int ldv_spin = 0; VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10545] void *ldvarg7 ; [L10546] void *tmp ; [L10547] struct sk_buff *ldvarg3 ; [L10548] void *tmp___0 ; [L10549] struct rtnl_link_stats64 *ldvarg0 ; [L10550] void *tmp___1 ; [L10551] netdev_features_t ldvarg5 ; [L10552] void *ldvarg1 ; [L10553] void *tmp___2 ; [L10554] struct sk_buff *ldvarg8 ; [L10555] void *tmp___3 ; [L10556] int ldvarg4 ; [L10557] int tmp___4 ; [L10558] netdev_features_t ldvarg2 ; [L10559] u64 *ldvarg11 ; [L10560] void *tmp___5 ; [L10561] int ldvarg13 ; [L10562] int tmp___6 ; [L10563] u32 ldvarg10 ; [L10564] u32 tmp___7 ; [L10565] struct ethtool_stats *ldvarg12 ; [L10566] void *tmp___8 ; [L10567] u8 *ldvarg9 ; [L10568] void *tmp___9 ; [L10569] enum xenbus_state ldvarg14 ; [L10570] struct xenbus_device_id *ldvarg15 ; [L10571] void *tmp___10 ; [L10572] int tmp___11 ; [L10573] int tmp___12 ; [L10574] int tmp___13 ; [L10575] int tmp___14 ; [L10576] int tmp___15 ; VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg5={251:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10578] CALL, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=1, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=1, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10578] RET, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1UL)={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg5={251:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10578] tmp = ldv_zalloc(1UL) [L10579] ldvarg7 = tmp VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10580] CALL, EXPR ldv_zalloc(232UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=232, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=232, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10580] RET, EXPR ldv_zalloc(232UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(232UL)={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10580] tmp___0 = ldv_zalloc(232UL) [L10581] ldvarg3 = (struct sk_buff *)tmp___0 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10582] CALL, EXPR ldv_zalloc(184UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=184, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=184, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10582] RET, EXPR ldv_zalloc(184UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(184UL)={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10582] tmp___1 = ldv_zalloc(184UL) [L10583] ldvarg0 = (struct rtnl_link_stats64 *)tmp___1 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10584] CALL, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=1, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=1, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10584] RET, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10584] tmp___2 = ldv_zalloc(1UL) [L10585] ldvarg1 = tmp___2 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10586] CALL, EXPR ldv_zalloc(232UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=232, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=232, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10586] RET, EXPR ldv_zalloc(232UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(232UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg5={251:0}, ldvarg7={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10586] tmp___3 = ldv_zalloc(232UL) [L10587] ldvarg8 = (struct sk_buff *)tmp___3 [L10588] tmp___4 = __VERIFIER_nondet_int() [L10589] ldvarg4 = tmp___4 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10590] CALL, EXPR ldv_zalloc(8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=8, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=8, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10590] RET, EXPR ldv_zalloc(8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(8UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10590] tmp___5 = ldv_zalloc(8UL) [L10591] ldvarg11 = (u64 *)tmp___5 [L10592] tmp___6 = __VERIFIER_nondet_int() [L10593] ldvarg13 = tmp___6 [L10594] tmp___7 = __VERIFIER_nondet_u32() [L10595] ldvarg10 = tmp___7 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10596] CALL, EXPR ldv_zalloc(8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=8, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=8, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10596] RET, EXPR ldv_zalloc(8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(8UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10596] tmp___8 = ldv_zalloc(8UL) [L10597] ldvarg12 = (struct ethtool_stats *)tmp___8 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10598] CALL, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=1, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=1, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10598] RET, EXPR ldv_zalloc(1UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10598] tmp___9 = ldv_zalloc(1UL) [L10599] ldvarg9 = (u8 *)tmp___9 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10600] CALL, EXPR ldv_zalloc(32UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=32, \result={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, size=32, tmp___0=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10600] RET, EXPR ldv_zalloc(32UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(32UL)={0:0}, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10600] tmp___10 = ldv_zalloc(32UL) [L10601] ldvarg15 = (struct xenbus_device_id *)tmp___10 [L10602] FCALL ldv_initialize() [L10603] FCALL memset((void *)(& ldvarg5), 0, 8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, memset((void *)(& ldvarg5), 0, 8UL)={251:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10604] FCALL memset((void *)(& ldvarg2), 0, 8UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, memset((void *)(& ldvarg2), 0, 8UL)={255:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10605] FCALL memset((void *)(& ldvarg14), 0, 4UL) VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=0, ldv_state_variable_1=0, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, memset((void *)(& ldvarg14), 0, 4UL)={250:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10606] ldv_state_variable_4 = 0 [L10607] ldv_state_variable_1 = 1 [L10608] ref_cnt = 0 [L10609] ldv_state_variable_0 = 1 [L10610] ldv_state_variable_3 = 0 [L10611] ldv_state_variable_2 = 0 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10613] tmp___11 = __VERIFIER_nondet_int() [L10615] case 0: [L10800] case 1: [L10806] case 2: VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=2, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10807] COND TRUE ldv_state_variable_0 != 0 [L10808] tmp___13 = __VERIFIER_nondet_int() [L10810] case 0: [L10818] case 1: VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=2, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10819] COND TRUE ldv_state_variable_0 == 1 [L10820] CALL, EXPR netif_init() [L10428] bool tmp ; [L10429] int tmp___0 ; [L10430] int tmp___1 ; VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10432] COND FALSE !((unsigned int )xen_domain_type == 0U) [L10436] CALL, EXPR xen_has_pv_nic_devices() [L11590] return __VERIFIER_nondet_bool(); [L10436] RET, EXPR xen_has_pv_nic_devices() [L10436] tmp = xen_has_pv_nic_devices() [L10437] COND TRUE \read(tmp) [L10438] tmp___0 = 0 VAL [={0:0}, __this_module={42949672972:42949672951}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, ref_cnt=0, tmp=1, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10442] COND FALSE !(\read(tmp___0)) [L10447] CALL, EXPR cpumask_weight(cpu_online_mask) [L6177] int tmp ; [L6179] CALL, EXPR bitmap_weight((unsigned long const *)(& srcp->bits), nr_cpu_ids) [L6124] int tmp___0 ; [L6126] CALL, EXPR __bitmap_weight(src, nbits) [L11291] return __VERIFIER_nondet_int(); [L6126] RET, EXPR __bitmap_weight(src, nbits) [L6126] tmp___0 = __bitmap_weight(src, nbits) [L6127] return (tmp___0); VAL [={0:0}, \old(nbits)=-6, \result=127, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, nbits=-6, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, src={42949672971:42949672952}, src={42949672971:42949672952}, tmp___0=127, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6179] RET, EXPR bitmap_weight((unsigned long const *)(& srcp->bits), nr_cpu_ids) [L6179] tmp = bitmap_weight((unsigned long const *)(& srcp->bits), nr_cpu_ids) [L6180] return ((unsigned int )tmp); VAL [={0:0}, \result=127, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, srcp={42949672971:42949672952}, srcp={42949672971:42949672952}, tmp=127, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=0, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10447] RET, EXPR cpumask_weight(cpu_online_mask) [L10447] xennet_max_queues = cpumask_weight(cpu_online_mask) [L10448] CALL, EXPR xenbus_register_frontend(& netfront_driver) [L11620] return __VERIFIER_nondet_int(); [L10448] RET, EXPR xenbus_register_frontend(& netfront_driver) [L10448] tmp___1 = xenbus_register_frontend(& netfront_driver) [L10449] return (tmp___1); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp=1, tmp___0=0, tmp___1=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10820] RET, EXPR netif_init() [L10820] ldv_retval_2 = netif_init() [L10821] COND FALSE !(ldv_retval_2 != 0) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=1, ldv_state_variable_1=1, ldv_state_variable_2=0, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=2, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10826] COND TRUE ldv_retval_2 == 0 [L10827] ldv_state_variable_0 = 2 [L10828] ldv_state_variable_2 = 1 [L10829] CALL ldv_initialize_xenbus_driver_2() [L10516] void *tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10518] CALL, EXPR ldv_zalloc(1664UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=1664, \result={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, size=1664, tmp___0=1, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10518] RET, EXPR ldv_zalloc(1664UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(1664UL)={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10518] tmp = ldv_zalloc(1664UL) [L10519] netfront_driver_group0 = (struct xenbus_device *)tmp VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=0, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10829] RET ldv_initialize_xenbus_driver_2() [L10830] ldv_state_variable_3 = 1 [L10831] CALL ldv_initialize_ethtool_ops_3() [L10525] void *tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10527] CALL, EXPR ldv_zalloc(3264UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=3264, \result={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, size=3264, tmp___0=1, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10527] RET, EXPR ldv_zalloc(3264UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(3264UL)={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10527] tmp = ldv_zalloc(3264UL) [L10528] xennet_ethtool_ops_group0 = (struct net_device *)tmp VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10831] RET ldv_initialize_ethtool_ops_3() [L10613] tmp___11 = __VERIFIER_nondet_int() [L10615] case 0: [L10800] case 1: [L10806] case 2: [L10844] case 3: [L10883] case 4: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=4, tmp___13=1, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10884] COND TRUE ldv_state_variable_2 != 0 [L10885] tmp___15 = __VERIFIER_nondet_int() [L10887] case 0: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=4, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10888] COND TRUE ldv_state_variable_2 == 1 [L10889] CALL, EXPR netfront_probe(netfront_driver_group0, (struct xenbus_device_id const *)ldvarg15) [L9139] int err ; [L9140] struct net_device *netdev ; [L9141] struct netfront_info *info ; [L9142] long tmp ; [L9143] bool tmp___0 ; [L9144] void *tmp___1 ; [L9146] CALL, EXPR xennet_create_dev(dev) [L9072] int err ; [L9073] struct net_device *netdev ; [L9074] struct netfront_info *np ; [L9075] void *tmp ; [L9076] void *tmp___0 ; [L9077] struct netfront_stats *pcpu_stats ; [L9078] void *tmp___1 ; [L9079] int i ; [L9080] struct netfront_stats *stat ; [L9081] void const *__vpp_verify ; [L9082] unsigned long __ptr ; [L9083] unsigned int tmp___2 ; [L9084] void *tmp___3 ; [L9086] CALL, EXPR alloc_etherdev_mqs(56, xennet_max_queues, xennet_max_queues) [L11368] CALL, EXPR ldv_malloc(sizeof(struct net_device)) VAL [={0:0}, \old(size)=3017, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6465] void *p ; [L6466] void *tmp ; [L6467] int tmp___0 ; [L6469] tmp___0 = __VERIFIER_nondet_int() [L6470] COND FALSE !(tmp___0 != 0) [L6473] tmp = malloc(size) [L6474] p = tmp VAL [={0:0}, \old(size)=3017, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={126:0}, ref_cnt=0, size=3017, tmp={126:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6475] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6460] COND FALSE !(!cond) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cond=1, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6475] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, \old(size)=3017, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={126:0}, ref_cnt=0, size=3017, tmp={126:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] CALL, EXPR IS_ERR(p) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6295] long tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, \old(c)=0, \old(exp)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6532] return (exp); VAL [={0:0}, \old(c)=0, \old(exp)=0, \result=0, __this_module={42949672972:42949672951}, c=0, cpu_online_mask={42949672971:42949672952}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L6298] return (tmp != 0L); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] RET, EXPR IS_ERR(p) VAL [={0:0}, \old(size)=3017, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={126:0}, ref_cnt=0, size=3017, tmp={126:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6460] COND FALSE !(!cond) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cond=1, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [={0:0}, \old(size)=3017, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={126:0}, ref_cnt=0, size=3017, tmp={126:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6477] return (p); VAL [={0:0}, \old(size)=3017, \result={126:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={126:0}, ref_cnt=0, size=3017, tmp={126:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11368] RET, EXPR ldv_malloc(sizeof(struct net_device)) VAL [={0:0}, \old(arg0)=null, \old(arg1)=127, \old(arg2)=127, __this_module={42949672972:42949672951}, arg0=null, arg1=127, arg2=127, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_malloc(sizeof(struct net_device))={126:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11368] return ldv_malloc(sizeof(struct net_device)); [L9086] RET, EXPR alloc_etherdev_mqs(56, xennet_max_queues, xennet_max_queues) [L9086] netdev = alloc_etherdev_mqs(56, xennet_max_queues, xennet_max_queues) [L9087] COND FALSE !((unsigned long )netdev == (unsigned long )((struct net_device *)0)) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9092] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={126:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7015] return ((void *)dev + 3264U); VAL [={0:0}, \result={126:3264}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={126:0}, dev={126:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9092] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev_priv((struct net_device const *)netdev)={126:3264}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9092] tmp___0 = netdev_priv((struct net_device const *)netdev) [L9093] np = (struct netfront_info *)tmp___0 [L9094] np->xbdev = dev VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, ref_cnt=0, tmp___0={126:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9095] CALL netif_set_real_num_tx_queues(netdev, 0U) VAL [={0:0}, \old(arg1)=0, __this_module={42949672972:42949672951}, arg0={126:0}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11526] return __VERIFIER_nondet_int(); [L9095] RET netif_set_real_num_tx_queues(netdev, 0U) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, netif_set_real_num_tx_queues(netdev, 0U)=130, np={126:3264}, nr_cpu_ids=-6, ref_cnt=0, tmp___0={126:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9096] np->queues = (struct netfront_queue *)0 [L9097] err = -12 [L9098] CALL, EXPR __alloc_percpu(32UL, 8UL) [L11287] CALL, EXPR ldv_malloc(0UL) VAL [={0:0}, \old(size)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6465] void *p ; [L6466] void *tmp ; [L6467] int tmp___0 ; [L6469] tmp___0 = __VERIFIER_nondet_int() [L6470] COND FALSE !(tmp___0 != 0) [L6473] tmp = malloc(size) [L6474] p = tmp VAL [={0:0}, \old(size)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={-4096:0}, ref_cnt=0, size=0, tmp={-4096:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6475] CALL assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6460] COND FALSE !(!cond) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cond=1, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6475] RET assume_abort_if_not((unsigned long )p != (unsigned long )((void *)0)) VAL [={0:0}, \old(size)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={-4096:0}, ref_cnt=0, size=0, tmp={-4096:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] CALL, EXPR IS_ERR(p) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={-4096:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6295] long tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={-4096:0}, ptr={-4096:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, \old(c)=0, \old(exp)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6532] return (exp); VAL [={0:0}, \old(c)=0, \old(exp)=0, \result=0, __this_module={42949672972:42949672951}, c=0, cpu_online_mask={42949672971:42949672952}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={-4096:0}, ptr={-4096:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L6298] return (tmp != 0L); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={-4096:0}, ptr={-4096:0}, ref_cnt=0, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] RET, EXPR IS_ERR(p) VAL [={0:0}, \old(size)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={-4096:0}, ref_cnt=0, size=0, tmp={-4096:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] CALL assume_abort_if_not(IS_ERR(p) == 0) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6460] COND FALSE !(!cond) VAL [={0:0}, \old(cond)=1, __this_module={42949672972:42949672951}, cond=1, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6476] RET assume_abort_if_not(IS_ERR(p) == 0) VAL [={0:0}, \old(size)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, IS_ERR(p)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={-4096:0}, ref_cnt=0, size=0, tmp={-4096:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6477] return (p); VAL [={0:0}, \old(size)=0, \result={-4096:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, p={-4096:0}, ref_cnt=0, size=0, tmp={-4096:0}, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11287] RET, EXPR ldv_malloc(0UL) VAL [={0:0}, \old(arg0)=null, \old(arg1)=8, __this_module={42949672972:42949672951}, arg0=null, arg1=8, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_malloc(0UL)={-4096:0}, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11287] return ldv_malloc(0UL); [L9098] RET, EXPR __alloc_percpu(32UL, 8UL) [L9098] tmp___1 = __alloc_percpu(32UL, 8UL) [L9099] pcpu_stats = (struct netfront_stats *)tmp___1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, err=-12, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9100] COND TRUE (unsigned long )pcpu_stats != (unsigned long )((struct netfront_stats *)0) [L9101] i = -1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, dev={0:0}, dev={0:0}, err=-12, i=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9108] CALL, EXPR cpumask_next(i, cpu_possible_mask) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6164] unsigned long tmp ; VAL [={0:0}, \old(n)=18446744073709551615, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n=18446744073709551615, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, srcp={42949672985:42949672954}, srcp={42949672985:42949672954}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6166] COND FALSE !(n != -1) VAL [={0:0}, \old(n)=18446744073709551615, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n=18446744073709551615, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, srcp={42949672985:42949672954}, srcp={42949672985:42949672954}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6170-L6171] CALL, EXPR find_next_bit((unsigned long const *)(& srcp->bits), (unsigned long )nr_cpu_ids, (unsigned long )(n + 1)) [L11417] return __VERIFIER_nondet_ulong(); [L6170-L6171] RET, EXPR find_next_bit((unsigned long const *)(& srcp->bits), (unsigned long )nr_cpu_ids, (unsigned long )(n + 1)) [L6170-L6171] tmp = find_next_bit((unsigned long const *)(& srcp->bits), (unsigned long )nr_cpu_ids, (unsigned long )(n + 1)) [L6172] return ((unsigned int )tmp); VAL [={0:0}, \old(n)=18446744073709551615, \result=4294967427, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n=18446744073709551615, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, srcp={42949672985:42949672954}, srcp={42949672985:42949672954}, tmp=4294967427, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9108] RET, EXPR cpumask_next(i, cpu_possible_mask) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, cpumask_next(i, cpu_possible_mask)=4294967427, dev={0:0}, dev={0:0}, err=-12, i=-1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9108] tmp___2 = cpumask_next(i, cpu_possible_mask) [L9109] i = (int )tmp___2 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9110] COND FALSE !(i < nr_cpu_ids) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9116] np->stats = pcpu_stats [L9117] EXPR np->stats VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, np->stats={-4096:0}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9117] COND FALSE !((unsigned long )np->stats == (unsigned long )((struct netfront_stats *)0)) [L9121] netdev->netdev_ops = & xennet_netdev_ops [L9122] netdev->features = 17180131330ULL [L9123] netdev->hw_features = 1114129ULL [L9124] EXPR netdev->features [L9124] EXPR netdev->hw_features [L9124] netdev->features = netdev->features | netdev->hw_features [L9125] netdev->ethtool_ops = & xennet_ethtool_ops [L9126] netdev->dev.parent = & dev->dev [L9127] CALL netif_set_gso_max_size(netdev, 65231U) [L7241] dev->gso_max_size = size VAL [={0:0}, \old(size)=65231, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={126:0}, dev={126:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, size=65231, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9127] RET netif_set_gso_max_size(netdev, 65231U) [L9128] np->netdev = netdev VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9129] FCALL netif_carrier_off(netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9130] return (netdev); VAL [={0:0}, \result={126:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=-12, i=131, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={126:3264}, nr_cpu_ids=-6, pcpu_stats={-4096:0}, ref_cnt=0, tmp___0={126:3264}, tmp___1={-4096:0}, tmp___2=131, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9146] RET, EXPR xennet_create_dev(dev) [L9146] netdev = xennet_create_dev(dev) [L9147] CALL, EXPR IS_ERR((void const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6295] long tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] CALL, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, \old(c)=0, \old(exp)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6532] return (exp); VAL [={0:0}, \old(c)=0, \old(exp)=0, \result=0, __this_module={42949672972:42949672951}, c=0, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] RET, EXPR ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6297] tmp = ldv__builtin_expect((unsigned long )ptr > 0xfffffffffffff000UL, 0L) [L6298] return (tmp != 0L); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ptr={126:0}, ptr={126:0}, ref_cnt=0, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9147] RET, EXPR IS_ERR((void const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, id={0:0}, id={0:0}, IS_ERR((void const *)netdev)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9147] tmp___0 = IS_ERR((void const *)netdev) [L9148] COND FALSE !((int )tmp___0) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, id={0:0}, id={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9155] CALL, EXPR netdev_priv((struct net_device const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={126:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7015] return ((void *)dev + 3264U); VAL [={0:0}, \result={126:3264}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={126:0}, dev={126:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9155] RET, EXPR netdev_priv((struct net_device const *)netdev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, id={0:0}, id={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev_priv((struct net_device const *)netdev)={126:3264}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9155] tmp___1 = netdev_priv((struct net_device const *)netdev) [L9156] info = (struct netfront_info *)tmp___1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, id={0:0}, id={0:0}, info={126:3264}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp___0=0, tmp___1={126:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9157] CALL dev_set_drvdata(& dev->dev, (void *)info) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, data={126:3264}, dev={0:60}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6572] dev->driver_data = data VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, data={126:3264}, data={126:3264}, dev={0:60}, dev={0:60}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9157] RET dev_set_drvdata(& dev->dev, (void *)info) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, id={0:0}, id={0:0}, info={126:3264}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=0, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp___0=0, tmp___1={126:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9158] EXPR info->netdev [L9158] CALL, EXPR ldv_register_netdev_38(info->netdev) [L11171] ldv_func_ret_type___3 ldv_func_res ; [L11172] int tmp ; [L11174] CALL, EXPR register_netdev(dev) [L11545] return __VERIFIER_nondet_int(); [L11174] RET, EXPR register_netdev(dev) [L11174] tmp = register_netdev(dev) [L11175] ldv_func_res = tmp [L11176] ldv_state_variable_4 = 1 [L11177] CALL ldv_net_device_ops_4() [L10471] void *tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10473] CALL, EXPR ldv_zalloc(3264UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6483] void *p ; [L6484] void *tmp ; [L6485] int tmp___0 ; [L6487] tmp___0 = __VERIFIER_nondet_int() [L6488] COND TRUE tmp___0 != 0 [L6489] return ((void *)0); VAL [={0:0}, \old(size)=3264, \result={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, size=3264, tmp___0=1, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10473] RET, EXPR ldv_zalloc(3264UL) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldv_zalloc(3264UL)={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10473] tmp = ldv_zalloc(3264UL) [L10474] xennet_netdev_ops_group1 = (struct net_device *)tmp VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11177] RET ldv_net_device_ops_4() [L11178] return (ldv_func_res); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={126:0}, dev={126:0}, ldv_func_res=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9158] RET, EXPR ldv_register_netdev_38(info->netdev) [L9158] err = ldv_register_netdev_38(info->netdev) [L9159] COND FALSE !(err != 0) [L9164] EXPR info->netdev [L9164] CALL, EXPR xennet_sysfs_addif(info->netdev) [L10320] int i ; [L10321] int err ; [L10323] i = 0 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10333] COND TRUE (unsigned int )i <= 2U VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10326] CALL, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L11391] return __VERIFIER_nondet_int(); [L10326] RET, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10326] err = device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10327] COND FALSE !(err != 0) [L10331] i = i + 1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10333] COND TRUE (unsigned int )i <= 2U VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=1, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10326] CALL, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L11391] return __VERIFIER_nondet_int(); [L10326] RET, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10326] err = device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10327] COND FALSE !(err != 0) [L10331] i = i + 1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=2, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10333] COND TRUE (unsigned int )i <= 2U VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=2, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10326] CALL, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L11391] return __VERIFIER_nondet_int(); [L10326] RET, EXPR device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10326] err = device_create_file(& netdev->dev, (struct device_attribute const *)(& xennet_attrs) + (unsigned long )i) [L10327] COND FALSE !(err != 0) [L10331] i = i + 1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=3, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10333] COND FALSE !((unsigned int )i <= 2U) [L10337] return (0); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, err=0, i=3, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L9164] RET, EXPR xennet_sysfs_addif(info->netdev) [L9164] err = xennet_sysfs_addif(info->netdev) [L9165] COND FALSE !(err != 0) [L9171] return (0); VAL [={0:0}, \result=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, err=0, id={0:0}, id={0:0}, info={126:3264}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=1, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev={126:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=0, tmp___0=0, tmp___1={126:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10889] RET, EXPR netfront_probe(netfront_driver_group0, (struct xenbus_device_id const *)ldvarg15) [L10889] ldv_retval_4 = netfront_probe(netfront_driver_group0, (struct xenbus_device_id const *)ldvarg15) [L10890] COND TRUE ldv_retval_4 == 0 [L10891] ldv_state_variable_2 = 2 [L10892] ref_cnt = ref_cnt + 1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=4, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10613] tmp___11 = __VERIFIER_nondet_int() [L10615] case 0: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=0, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10616] COND TRUE ldv_state_variable_4 != 0 [L10617] tmp___12 = __VERIFIER_nondet_int() [L10619] case 0: [L10626] case 1: [L10643] case 2: [L10660] case 3: [L10677] case 4: [L10694] case 5: [L10706] case 6: [L10716] case 7: [L10724] case 8: [L10731] case 9: [L10748] case 10: [L10765] case 11: [L10782] case 12: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=1, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=1, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=0, tmp___12=12, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10783] COND TRUE ldv_state_variable_4 == 1 [L10784] CALL, EXPR ldv_ndo_init_4() [L11478] return __VERIFIER_nondet_int(); [L10784] RET, EXPR ldv_ndo_init_4() [L10784] ldv_retval_0 = ldv_ndo_init_4() [L10785] COND TRUE ldv_retval_0 == 0 [L10786] ldv_state_variable_4 = 2 [L10787] ref_cnt = ref_cnt + 1 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=0, tmp___12=12, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10613] tmp___11 = __VERIFIER_nondet_int() [L10615] case 0: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=0, tmp___12=12, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10616] COND TRUE ldv_state_variable_4 != 0 [L10617] tmp___12 = __VERIFIER_nondet_int() [L10619] case 0: [L10626] case 1: [L10643] case 2: [L10660] case 3: [L10677] case 4: [L10694] case 5: [L10706] case 6: VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, ldvarg0={0:0}, ldvarg1={0:0}, ldvarg10=17, ldvarg11={0:0}, ldvarg12={0:0}, ldvarg13=-4, ldvarg14={250:0}, ldvarg15={0:0}, ldvarg2={255:0}, ldvarg3={0:0}, ldvarg4=-7, ldvarg5={251:0}, ldvarg7={0:0}, ldvarg8={0:0}, ldvarg9={0:0}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp={0:0}, tmp___0={0:0}, tmp___1={0:0}, tmp___10={0:0}, tmp___11=0, tmp___12=6, tmp___13=1, tmp___15=0, tmp___2={0:0}, tmp___3={0:0}, tmp___4=-7, tmp___5={0:0}, tmp___6=-4, tmp___7=17, tmp___8={0:0}, tmp___9={0:0}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10707] COND TRUE ldv_state_variable_4 == 2 [L10708] CALL xennet_open(xennet_netdev_ops_group1) [L7588] struct netfront_info *np ; [L7589] void *tmp ; [L7590] unsigned int num_queues ; [L7591] unsigned int i ; [L7592] struct netfront_queue *queue ; [L7593] bool tmp___0 ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7595] CALL, EXPR netdev_priv((struct net_device const *)dev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7015] return ((void *)dev + 3264U); VAL [={0:0}, \result={0:3264}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7595] RET, EXPR netdev_priv((struct net_device const *)dev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netdev_priv((struct net_device const *)dev)={0:3264}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7595] tmp = netdev_priv((struct net_device const *)dev) [L7596] np = (struct netfront_info *)tmp [L7597] EXPR dev->real_num_tx_queues [L7597] num_queues = dev->real_num_tx_queues [L7598] i = 0U [L7599] queue = (struct netfront_queue *)0 [L7600] i = 0U VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={0:3264}, nr_cpu_ids=-6, num_queues=1, queue={0:0}, ref_cnt=2, tmp={0:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7619] COND TRUE i < num_queues VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={0:3264}, nr_cpu_ids=-6, num_queues=1, queue={0:0}, ref_cnt=2, tmp={0:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7603] EXPR np->queues [L7603] queue = np->queues + (unsigned long )i [L7604] CALL napi_enable(& queue->napi) [L6988] int tmp ; [L6989] long tmp___0 ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n={42949672986:-5583}, n={42949672986:-5583}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6991] CALL, EXPR constant_test_bit(0L, (unsigned long const volatile *)(& n->state)) VAL [={0:0}, \old(nr)=0, __this_module={42949672972:42949672951}, addr={42949672986:-5567}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6103] EXPR addr + (unsigned long )(nr >> 6) [L6103] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L6991] RET, EXPR constant_test_bit(0L, (unsigned long const volatile *)(& n->state)) VAL [={0:0}, __this_module={42949672972:42949672951}, constant_test_bit(0L, (unsigned long const volatile *)(& n->state))=-8, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n={42949672986:-5583}, n={42949672986:-5583}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6991] tmp = constant_test_bit(0L, (unsigned long const volatile *)(& n->state)) [L6992] CALL, EXPR ldv__builtin_expect(tmp == 0, 0L) VAL [={0:0}, \old(c)=0, \old(exp)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6532] return (exp); VAL [={0:0}, \old(c)=0, \old(exp)=0, \result=0, __this_module={42949672972:42949672951}, c=0, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6992] RET, EXPR ldv__builtin_expect(tmp == 0, 0L) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, ldv__builtin_expect(tmp == 0, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n={42949672986:-5583}, n={42949672986:-5583}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp=-8, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6992] tmp___0 = ldv__builtin_expect(tmp == 0, 0L) [L6993] COND FALSE !(tmp___0 != 0L) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n={42949672986:-5583}, n={42949672986:-5583}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp=-8, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7001] FCALL clear_bit(0L, (unsigned long volatile *)(& n->state)) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, n={42949672986:-5583}, n={42949672986:-5583}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp=-8, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7604] RET napi_enable(& queue->napi) [L7605] CALL spin_lock_bh(& queue->rx_lock) VAL [={0:0}, \old(ldv_spin)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10974] CALL ldv_spin_lock() VAL [={0:0}, \old(ldv_spin)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=0, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11262] ldv_spin = 1 VAL [={0:0}, \old(ldv_spin)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10974] RET ldv_spin_lock() VAL [={0:0}, \old(ldv_spin)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, lock={42949672986:-125}, lock={42949672986:-125}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L10975] CALL ldv_spin_lock_bh_2(lock) [L6347] FCALL _raw_spin_lock_bh(& lock->ldv_6347.rlock) [L10975] RET ldv_spin_lock_bh_2(lock) [L7605] RET spin_lock_bh(& queue->rx_lock) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={0:3264}, nr_cpu_ids=-6, num_queues=1, queue={42949672986:-5617}, ref_cnt=2, tmp={0:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7606] CALL, EXPR netif_carrier_ok((struct net_device const *)dev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7146] int tmp ; VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7148] CALL, EXPR constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) VAL [={0:0}, \old(nr)=2, __this_module={42949672972:42949672951}, addr={0:68}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6103] EXPR addr + (unsigned long )(nr >> 6) [L6103] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L7148] RET, EXPR constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) VAL [={0:0}, __this_module={42949672972:42949672951}, constant_test_bit(2L, (unsigned long const volatile *)(& dev->state))=0, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7148] tmp = constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) [L7149] return (tmp == 0); VAL [={0:0}, \result=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7606] RET, EXPR netif_carrier_ok((struct net_device const *)dev) VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, netif_carrier_ok((struct net_device const *)dev)=1, np={0:3264}, nr_cpu_ids=-6, num_queues=1, queue={42949672986:-5617}, ref_cnt=2, tmp={0:3264}, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7606] tmp___0 = netif_carrier_ok((struct net_device const *)dev) [L7607] COND TRUE (int )tmp___0 VAL [={0:0}, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={0:0}, dev={0:0}, i=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, np={0:3264}, nr_cpu_ids=-6, num_queues=1, queue={42949672986:-5617}, ref_cnt=2, tmp={0:3264}, tmp___0=1, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7608] CALL xennet_alloc_rx_buffers(queue) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7431] unsigned short id ; [L7432] struct sk_buff *skb ; [L7433] struct page *page ; [L7434] int i ; [L7435] int batch_target ; [L7436] int notify ; [L7437] RING_IDX req_prod ; [L7438] grant_ref_t ref ; [L7439] unsigned long pfn ; [L7440] void *vaddr ; [L7441] struct xen_netif_rx_request *req ; [L7442] bool tmp ; [L7443] int tmp___0 ; [L7444] long tmp___1 ; [L7445] __u32 tmp___2 ; [L7446] long tmp___3 ; [L7447] unsigned int tmp___4 ; [L7448] int tmp___5 ; [L7449] long tmp___6 ; [L7450] int tmp___7 ; [L7451] long tmp___8 ; [L7452] unsigned char *tmp___9 ; [L7453] struct page *tmp___10 ; [L7454] unsigned char *tmp___11 ; [L7455] struct page *tmp___12 ; [L7456] unsigned long tmp___13 ; [L7457] RING_IDX __old ; [L7458] RING_IDX __new ; [L7460] EXPR queue->rx.req_prod_pvt [L7460] req_prod = queue->rx.req_prod_pvt [L7461] EXPR queue->info [L7461] EXPR (queue->info)->netdev VAL [={0:0}, (queue->info)->netdev={42949672966:-68}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, queue->info={42949672976:132}, ref_cnt=2, req_prod=4294967286, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7461] CALL, EXPR netif_carrier_ok((struct net_device const *)(queue->info)->netdev) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={42949672966:-68}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7146] int tmp ; VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={42949672966:-68}, dev={42949672966:-68}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7148] CALL, EXPR constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \old(nr)=2, __this_module={42949672972:42949672951}, addr={42949672966:0}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6103] EXPR addr + (unsigned long )(nr >> 6) [L6103] return ((int )((unsigned long )*(addr + (unsigned long )(nr >> 6)) >> ((int )nr & 63)) & 1); [L7148] RET, EXPR constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, constant_test_bit(2L, (unsigned long const volatile *)(& dev->state))=0, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={42949672966:-68}, dev={42949672966:-68}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7148] tmp = constant_test_bit(2L, (unsigned long const volatile *)(& dev->state)) [L7149] return (tmp == 0); VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \result=1, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, dev={42949672966:-68}, dev={42949672966:-68}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, tmp=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7461] RET, EXPR netif_carrier_ok((struct net_device const *)(queue->info)->netdev) VAL [={0:0}, (queue->info)->netdev={42949672966:-68}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, netif_carrier_ok((struct net_device const *)(queue->info)->netdev)=1, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, queue->info={42949672976:132}, ref_cnt=2, req_prod=4294967286, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7461] tmp = netif_carrier_ok((struct net_device const *)(queue->info)->netdev) [L7462] COND TRUE \read(tmp) [L7463] tmp___0 = 0 VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, ref_cnt=2, req_prod=4294967286, tmp=1, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7467] CALL, EXPR ldv__builtin_expect((long )tmp___0, 0L) VAL [={0:0}, \old(c)=0, \old(exp)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6532] return (exp); VAL [={0:0}, \old(c)=0, \old(exp)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, \result=0, __this_module={42949672972:42949672951}, c=0, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, exp=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7467] RET, EXPR ldv__builtin_expect((long )tmp___0, 0L) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, ldv__builtin_expect((long )tmp___0, 0L)=0, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, ref_cnt=2, req_prod=4294967286, tmp=1, tmp___0=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7467] tmp___1 = ldv__builtin_expect((long )tmp___0, 0L) [L7468] COND FALSE !(tmp___1 != 0L) [L7472] EXPR queue->rx_target [L7472] EXPR queue->rx.rsp_cons [L7472] batch_target = (int )(queue->rx_target + (queue->rx.rsp_cons - req_prod)) [L7473] CALL, EXPR skb_queue_len((struct sk_buff_head const *)(& queue->rx_batch)) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, list_={42949672986:-21}, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6721] EXPR list_->qlen [L6721] return ((__u32 )list_->qlen); [L7473] RET, EXPR skb_queue_len((struct sk_buff_head const *)(& queue->rx_batch)) VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, batch_target=-2, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, ref_cnt=2, req_prod=4294967286, skb_queue_len((struct sk_buff_head const *)(& queue->rx_batch))=4294967293, tmp=1, tmp___0=0, tmp___1=0, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7473] tmp___2 = skb_queue_len((struct sk_buff_head const *)(& queue->rx_batch)) [L7474] i = (int )tmp___2 VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, batch_target=-2, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, i=-3, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, ref_cnt=2, req_prod=4294967286, tmp=1, tmp___0=0, tmp___1=0, tmp___2=4294967293, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7501] COND TRUE i < batch_target VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, batch_target=-2, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, i=-3, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, queue={42949672986:-5617}, queue={42949672986:-5617}, ref_cnt=2, req_prod=4294967286, tmp=1, tmp___0=0, tmp___1=0, tmp___2=4294967293, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L7477] EXPR queue->info [L7477] EXPR (queue->info)->netdev [L7477] CALL ldv___netdev_alloc_skb_35((queue->info)->netdev, 256U, 544U) [L11143] struct sk_buff *tmp ; VAL [={0:0}, \old(flags)=544, \old(ldv_func_arg2)=256, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, flags=544, ldv_func_arg1={42949672966:-68}, ldv_func_arg1={42949672966:-68}, ldv_func_arg2=256, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11145] CALL ldv_check_alloc_flags(flags) VAL [={0:0}, \old(flags)=544, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11229] COND FALSE !(ldv_spin == 0 || ! (flags & 16U)) VAL [={0:0}, \old(flags)=544, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, flags=544, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L11231] CALL ldv_error() VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] [L6519] reach_error() VAL [={0:0}, \old(ldv_timer_list_1)=0, \old(ldv_timer_list_1)=0, \old(ldv_timer_state_1)=0, __this_module={42949672972:42949672951}, cpu_online_mask={42949672971:42949672952}, cpu_possible_mask={42949672985:42949672954}, LDV_IN_INTERRUPT=1, ldv_retval_0=0, ldv_retval_1=0, ldv_retval_2=0, ldv_retval_3=0, ldv_retval_4=0, ldv_spin=1, ldv_state_variable_0=2, ldv_state_variable_1=1, ldv_state_variable_2=2, ldv_state_variable_3=1, ldv_state_variable_4=2, ldv_timer_list_1={0:0}, ldv_timer_state_1=0, netfront_driver={125:0}, netfront_driver_group0={0:0}, netfront_ids={124:0}, nr_cpu_ids=-6, ref_cnt=2, xen_domain_type=1, xennet_attrs={123:0}, xennet_ethtool_ops={122:0}, xennet_ethtool_ops_group0={0:0}, xennet_max_queues=127, xennet_netdev_ops={120:0}, xennet_netdev_ops_group1={0:0}, xennet_stats={121:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 109 procedures, 1588 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 385.8s, OverallIterations: 25, TraceHistogramMax: 20, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.4s, AutomataDifference: 341.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 94 mSolverCounterUnknown, 57721 SdHoareTripleChecker+Valid, 317.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 54292 mSDsluCounter, 255832 SdHoareTripleChecker+Invalid, 292.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 201840 mSDsCounter, 37455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 93756 IncrementalHoareTripleChecker+Invalid, 131305 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 37455 mSolverCounterUnsat, 53992 mSDtfsCounter, 93756 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7053 GetRequests, 6642 SyntacticMatches, 8 SemanticMatches, 403 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1311 ImplicationChecksByTransitivity, 5.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=18215occurred in iteration=11, InterpolantAutomatonStates: 278, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 15.0s AutomataMinimizationTime, 24 MinimizatonAttempts, 79580 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 7.0s SatisfiabilityAnalysisTime, 13.7s InterpolantComputationTime, 11001 NumberOfCodeBlocks, 11001 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 11867 ConstructedInterpolants, 0 QuantifiedInterpolants, 17710 SizeOfPredicates, 33 NumberOfNonLiveVariables, 39935 ConjunctsInSsa, 165 ConjunctsInUnsatCore, 40 InterpolantComputations, 20 PerfectInterpolantSequences, 14732/15081 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 could not prove your program: unable to determine feasibility of some traces [2021-12-06 20:21:13,712 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-06 20:21:15,122 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-06 20:21:15,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-06 20:21:15,151 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-06 20:21:15,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-06 20:21:15,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-06 20:21:15,155 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-06 20:21:15,157 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-06 20:21:15,160 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-06 20:21:15,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-06 20:21:15,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-06 20:21:15,163 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-06 20:21:15,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-06 20:21:15,165 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-06 20:21:15,167 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-06 20:21:15,168 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-06 20:21:15,169 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-06 20:21:15,170 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-06 20:21:15,172 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-06 20:21:15,175 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-06 20:21:15,177 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-06 20:21:15,178 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-06 20:21:15,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-06 20:21:15,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-06 20:21:15,184 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-06 20:21:15,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-06 20:21:15,185 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-06 20:21:15,186 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-06 20:21:15,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-06 20:21:15,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-06 20:21:15,188 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-06 20:21:15,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-06 20:21:15,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-06 20:21:15,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-06 20:21:15,196 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-06 20:21:15,197 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-06 20:21:15,198 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-06 20:21:15,198 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-06 20:21:15,198 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-06 20:21:15,199 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-06 20:21:15,200 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-06 20:21:15,200 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-06 20:21:15,226 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-06 20:21:15,226 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-06 20:21:15,226 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-06 20:21:15,226 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-06 20:21:15,227 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-06 20:21:15,227 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-06 20:21:15,228 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-06 20:21:15,228 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-06 20:21:15,228 INFO L138 SettingsManager]: * Use SBE=true [2021-12-06 20:21:15,228 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-06 20:21:15,228 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-06 20:21:15,228 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-06 20:21:15,228 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-06 20:21:15,229 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-06 20:21:15,230 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-06 20:21:15,230 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-06 20:21:15,230 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-06 20:21:15,230 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:21:15,230 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-06 20:21:15,230 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-06 20:21:15,231 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-06 20:21:15,232 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-06 20:21:15,232 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a900a56caf1252bf2b77371f0836914c913e44b231203ecd4eebd687a96fd0c2 [2021-12-06 20:21:15,451 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-06 20:21:15,469 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-06 20:21:15,471 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-06 20:21:15,472 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-06 20:21:15,472 INFO L275 PluginConnector]: CDTParser initialized [2021-12-06 20:21:15,473 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:21:15,518 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/c7d4dd8d0/f997e8c5e20f43ad9e50001966f19199/FLAG03b2832df [2021-12-06 20:21:16,181 INFO L306 CDTParser]: Found 1 translation units. [2021-12-06 20:21:16,181 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:21:16,213 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/c7d4dd8d0/f997e8c5e20f43ad9e50001966f19199/FLAG03b2832df [2021-12-06 20:21:16,545 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/data/c7d4dd8d0/f997e8c5e20f43ad9e50001966f19199 [2021-12-06 20:21:16,548 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-06 20:21:16,549 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-06 20:21:16,551 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-06 20:21:16,551 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-06 20:21:16,554 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-06 20:21:16,555 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:21:16" (1/1) ... [2021-12-06 20:21:16,556 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e8ce72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:16, skipping insertion in model container [2021-12-06 20:21:16,556 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 08:21:16" (1/1) ... [2021-12-06 20:21:16,563 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-06 20:21:16,663 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:21:17,031 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-12-06 20:21:17,031 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-12-06 20:21:17,583 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-12-06 20:21:18,639 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:21:18,666 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-06 20:21:18,703 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-06 20:21:18,766 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-12-06 20:21:18,766 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-12-06 20:21:18,778 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-12-06 20:21:18,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:21:18,981 INFO L203 MainTranslator]: Completed pre-run [2021-12-06 20:21:19,080 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5986] [2021-12-06 20:21:19,080 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5987-5988] [2021-12-06 20:21:19,089 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i[188410,188423] [2021-12-06 20:21:19,329 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-06 20:21:19,444 INFO L208 MainTranslator]: Completed translation [2021-12-06 20:21:19,445 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19 WrapperNode [2021-12-06 20:21:19,445 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-06 20:21:19,446 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-06 20:21:19,446 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-06 20:21:19,446 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-06 20:21:19,453 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,509 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,609 INFO L137 Inliner]: procedures = 363, calls = 2000, calls flagged for inlining = 171, calls inlined = 139, statements flattened = 4508 [2021-12-06 20:21:19,610 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-06 20:21:19,610 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-06 20:21:19,610 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-06 20:21:19,610 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-06 20:21:19,617 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,618 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,636 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,738 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-06 20:21:19,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-06 20:21:19,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-06 20:21:19,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-06 20:21:19,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (1/1) ... [2021-12-06 20:21:19,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-06 20:21:19,781 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 [2021-12-06 20:21:19,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-06 20:21:19,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-06 20:21:19,830 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure get_page [2021-12-06 20:21:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure get_page [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_release_tx_bufs [2021-12-06 20:21:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_release_tx_bufs [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-06 20:21:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-06 20:21:19,831 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2021-12-06 20:21:19,831 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_change_mtu [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_change_mtu [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_write [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_write [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-06 20:21:19,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-06 20:21:19,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure bind_evtchn_to_irqhandler [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bind_evtchn_to_irqhandler [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_transaction_end [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_transaction_end [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_remove [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_remove [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-06 20:21:19,833 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-06 20:21:19,833 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_grant_ring [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_grant_ring [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_claim_grant_reference [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_claim_grant_reference [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure netif_set_real_num_tx_queues [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_set_real_num_tx_queues [2021-12-06 20:21:19,834 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access [2021-12-06 20:21:19,834 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_disconnect_backend [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_disconnect_backend [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_stats64 [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_stats64 [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_alloc_evtchn [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_alloc_evtchn [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_alloc_grant_references [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_alloc_grant_references [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-06 20:21:19,835 INFO L130 BoogieDeclarations]: Found specification of procedure netfront_tx_slot_available [2021-12-06 20:21:19,835 INFO L138 BoogieDeclarations]: Found implementation of procedure netfront_tx_slot_available [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure notify_remote_via_irq [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure notify_remote_via_irq [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_release_grant_reference [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_release_grant_reference [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_can_sg [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_can_sg [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-06 20:21:19,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-06 20:21:19,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_tail [2021-12-06 20:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_tail [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_rxidx [2021-12-06 20:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_rxidx [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-06 20:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-12-06 20:21:19,837 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-12-06 20:21:19,837 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure write_queue_xenstore_keys [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure write_queue_xenstore_keys [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure pfn_to_mfn [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure pfn_to_mfn [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure add_id_to_freelist [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure add_id_to_freelist [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_alloc_rx_buffers [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_alloc_rx_buffers [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure skb_entry_set_link [2021-12-06 20:21:19,838 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_entry_set_link [2021-12-06 20:21:19,838 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure free_pages [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_end_foreign_access_ref [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_end_foreign_access_ref [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_irq [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_irq [2021-12-06 20:21:19,839 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_free_grant_references [2021-12-06 20:21:19,839 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_free_grant_references [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure simple_strtoul [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_strtoul [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure unbind_from_irqhandler [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure unbind_from_irqhandler [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure get_zeroed_page [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure netback_changed [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure netback_changed [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_poll_controller [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_poll_controller [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_insert [2021-12-06 20:21:19,840 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_insert [2021-12-06 20:21:19,840 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_select_queue [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_select_queue [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_end_access [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_end_access [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure skb_get [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_get [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-06 20:21:19,841 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-06 20:21:19,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_ref [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_ref [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure net_ratelimit [2021-12-06 20:21:19,842 INFO L138 BoogieDeclarations]: Found implementation of procedure net_ratelimit [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-12-06 20:21:19,842 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure get_id_from_freelist [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure get_id_from_freelist [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_dequeue [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_dequeue [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_fix_features [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_fix_features [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-06 20:21:19,843 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-06 20:21:19,843 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-12-06 20:21:19,844 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-12-06 20:21:19,844 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure gnttab_grant_foreign_access_ref [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure gnttab_grant_foreign_access_ref [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_set_features [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_set_features [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-06 20:21:19,845 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-06 20:21:19,845 INFO L130 BoogieDeclarations]: Found specification of procedure device_remove_file [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure device_remove_file [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure xenbus_free_evtchn [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure xenbus_free_evtchn [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_get_rx_skb [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_get_rx_skb [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure xennet_tx_buf_gc [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure xennet_tx_buf_gc [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-06 20:21:19,846 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-06 20:21:19,846 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-06 20:21:20,321 INFO L236 CfgBuilder]: Building ICFG [2021-12-06 20:21:20,324 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-06 20:21:35,564 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-06 20:22:04,210 INFO L277 CfgBuilder]: Performing block encoding [2021-12-06 20:22:04,226 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-06 20:22:04,226 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-06 20:22:04,230 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:22:04 BoogieIcfgContainer [2021-12-06 20:22:04,230 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-06 20:22:04,231 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-06 20:22:04,231 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-06 20:22:04,233 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-06 20:22:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 06.12 08:21:16" (1/3) ... [2021-12-06 20:22:04,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6627a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:22:04, skipping insertion in model container [2021-12-06 20:22:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 08:21:19" (2/3) ... [2021-12-06 20:22:04,234 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7b6627a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.12 08:22:04, skipping insertion in model container [2021-12-06 20:22:04,234 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:22:04" (3/3) ... [2021-12-06 20:22:04,235 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--xen-netfront.ko-entry_point.cil.out.i [2021-12-06 20:22:04,239 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-06 20:22:04,240 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-06 20:22:04,280 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-06 20:22:04,284 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-06 20:22:04,284 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-06 20:22:04,320 INFO L276 IsEmpty]: Start isEmpty. Operand has 1587 states, 1111 states have (on average 1.297029702970297) internal successors, (1441), 1141 states have internal predecessors, (1441), 367 states have call successors, (367), 108 states have call predecessors, (367), 107 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) [2021-12-06 20:22:04,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2021-12-06 20:22:04,346 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:04,347 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:04,348 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:04,351 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:04,352 INFO L85 PathProgramCache]: Analyzing trace with hash -1077420318, now seen corresponding path program 1 times [2021-12-06 20:22:04,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:04,365 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [9350951] [2021-12-06 20:22:04,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:04,366 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:04,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:04,367 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:04,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-06 20:22:05,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:05,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 1297 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:22:05,149 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:05,520 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2021-12-06 20:22:05,520 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:05,521 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:05,521 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [9350951] [2021-12-06 20:22:05,521 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [9350951] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:05,521 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:05,521 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:22:05,523 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504642347] [2021-12-06 20:22:05,523 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:05,528 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:22:05,528 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:05,552 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:22:05,553 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:22:05,557 INFO L87 Difference]: Start difference. First operand has 1587 states, 1111 states have (on average 1.297029702970297) internal successors, (1441), 1141 states have internal predecessors, (1441), 367 states have call successors, (367), 108 states have call predecessors, (367), 107 states have return successors, (362), 360 states have call predecessors, (362), 362 states have call successors, (362) Second operand has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-06 20:22:05,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:05,804 INFO L93 Difference]: Finished difference Result 3172 states and 4379 transitions. [2021-12-06 20:22:05,805 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:22:05,806 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 162 [2021-12-06 20:22:05,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:05,827 INFO L225 Difference]: With dead ends: 3172 [2021-12-06 20:22:05,827 INFO L226 Difference]: Without dead ends: 1560 [2021-12-06 20:22:05,838 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 159 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:22:05,841 INFO L933 BasicCegarLoop]: 2164 mSDtfsCounter, 2 mSDsluCounter, 4322 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 6486 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:05,842 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 6486 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:22:05,856 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1560 states. [2021-12-06 20:22:05,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1560 to 1560. [2021-12-06 20:22:05,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1560 states, 1091 states have (on average 1.2832263978001832) internal successors, (1400), 1114 states have internal predecessors, (1400), 362 states have call successors, (362), 107 states have call predecessors, (362), 106 states have return successors, (361), 359 states have call predecessors, (361), 361 states have call successors, (361) [2021-12-06 20:22:05,950 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2123 transitions. [2021-12-06 20:22:05,952 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2123 transitions. Word has length 162 [2021-12-06 20:22:05,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:05,954 INFO L470 AbstractCegarLoop]: Abstraction has 1560 states and 2123 transitions. [2021-12-06 20:22:05,954 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.75) internal successors, (75), 4 states have internal predecessors, (75), 2 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-12-06 20:22:05,955 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2123 transitions. [2021-12-06 20:22:05,965 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-12-06 20:22:05,965 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:05,966 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:05,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-06 20:22:06,166 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:06,167 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:06,167 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:06,167 INFO L85 PathProgramCache]: Analyzing trace with hash -9076266, now seen corresponding path program 1 times [2021-12-06 20:22:06,169 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:06,169 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1878638017] [2021-12-06 20:22:06,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:06,169 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:06,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:06,170 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:06,172 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-12-06 20:22:06,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:06,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 1330 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 20:22:06,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:07,246 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 14 proven. 1 refuted. 0 times theorem prover too weak. 170 trivial. 0 not checked. [2021-12-06 20:22:07,246 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:22:07,640 INFO L134 CoverageAnalysis]: Checked inductivity of 185 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 172 trivial. 0 not checked. [2021-12-06 20:22:07,640 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:07,641 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1878638017] [2021-12-06 20:22:07,641 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1878638017] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:22:07,641 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:22:07,641 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-06 20:22:07,641 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1837004732] [2021-12-06 20:22:07,641 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:22:07,643 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-06 20:22:07,643 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:07,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-06 20:22:07,644 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-06 20:22:07,644 INFO L87 Difference]: Start difference. First operand 1560 states and 2123 transitions. Second operand has 8 states, 8 states have (on average 13.125) internal successors, (105), 8 states have internal predecessors, (105), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-06 20:22:08,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:08,200 INFO L93 Difference]: Finished difference Result 3109 states and 4238 transitions. [2021-12-06 20:22:08,201 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-12-06 20:22:08,202 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 13.125) internal successors, (105), 8 states have internal predecessors, (105), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) Word has length 165 [2021-12-06 20:22:08,202 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:08,212 INFO L225 Difference]: With dead ends: 3109 [2021-12-06 20:22:08,212 INFO L226 Difference]: Without dead ends: 1569 [2021-12-06 20:22:08,218 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 332 GetRequests, 322 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=79, Unknown=0, NotChecked=0, Total=132 [2021-12-06 20:22:08,219 INFO L933 BasicCegarLoop]: 2118 mSDtfsCounter, 9 mSDsluCounter, 10567 mSDsCounter, 0 mSdLazyCounter, 60 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 12685 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 60 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:08,220 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 12685 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 60 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 20:22:08,223 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1569 states. [2021-12-06 20:22:08,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1569 to 1569. [2021-12-06 20:22:08,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1569 states, 1099 states have (on average 1.283894449499545) internal successors, (1411), 1122 states have internal predecessors, (1411), 362 states have call successors, (362), 108 states have call predecessors, (362), 107 states have return successors, (361), 359 states have call predecessors, (361), 361 states have call successors, (361) [2021-12-06 20:22:08,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1569 states to 1569 states and 2134 transitions. [2021-12-06 20:22:08,294 INFO L78 Accepts]: Start accepts. Automaton has 1569 states and 2134 transitions. Word has length 165 [2021-12-06 20:22:08,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:08,295 INFO L470 AbstractCegarLoop]: Abstraction has 1569 states and 2134 transitions. [2021-12-06 20:22:08,295 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 13.125) internal successors, (105), 8 states have internal predecessors, (105), 2 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (37), 2 states have call predecessors, (37), 2 states have call successors, (37) [2021-12-06 20:22:08,295 INFO L276 IsEmpty]: Start isEmpty. Operand 1569 states and 2134 transitions. [2021-12-06 20:22:08,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-12-06 20:22:08,300 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:08,300 INFO L514 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:08,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-12-06 20:22:08,500 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:08,501 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:08,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:08,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1648188706, now seen corresponding path program 2 times [2021-12-06 20:22:08,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:08,503 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [504655094] [2021-12-06 20:22:08,503 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:22:08,503 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:08,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:08,504 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:08,505 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-12-06 20:22:09,019 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 20:22:09,020 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:22:09,058 INFO L263 TraceCheckSpWp]: Trace formula consists of 994 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:22:09,063 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:09,224 INFO L134 CoverageAnalysis]: Checked inductivity of 248 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 248 trivial. 0 not checked. [2021-12-06 20:22:09,224 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:09,224 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:09,224 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [504655094] [2021-12-06 20:22:09,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [504655094] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:09,225 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:09,225 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:22:09,225 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1070123410] [2021-12-06 20:22:09,225 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:09,226 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:22:09,226 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:09,226 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:22:09,227 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:22:09,227 INFO L87 Difference]: Start difference. First operand 1569 states and 2134 transitions. Second operand has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2021-12-06 20:22:09,350 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:09,350 INFO L93 Difference]: Finished difference Result 1618 states and 2203 transitions. [2021-12-06 20:22:09,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:22:09,351 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) Word has length 172 [2021-12-06 20:22:09,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:09,364 INFO L225 Difference]: With dead ends: 1618 [2021-12-06 20:22:09,364 INFO L226 Difference]: Without dead ends: 1615 [2021-12-06 20:22:09,365 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 172 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:22:09,366 INFO L933 BasicCegarLoop]: 2185 mSDtfsCounter, 64 mSDsluCounter, 6463 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 8648 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:09,367 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 8648 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:22:09,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1615 states. [2021-12-06 20:22:09,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1615 to 1573. [2021-12-06 20:22:09,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1573 states, 1102 states have (on average 1.2831215970961887) internal successors, (1414), 1125 states have internal predecessors, (1414), 362 states have call successors, (362), 109 states have call predecessors, (362), 108 states have return successors, (361), 359 states have call predecessors, (361), 361 states have call successors, (361) [2021-12-06 20:22:09,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1573 states to 1573 states and 2137 transitions. [2021-12-06 20:22:09,419 INFO L78 Accepts]: Start accepts. Automaton has 1573 states and 2137 transitions. Word has length 172 [2021-12-06 20:22:09,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:09,420 INFO L470 AbstractCegarLoop]: Abstraction has 1573 states and 2137 transitions. [2021-12-06 20:22:09,420 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 18.25) internal successors, (73), 4 states have internal predecessors, (73), 3 states have call successors, (26), 3 states have call predecessors, (26), 1 states have return successors, (23), 1 states have call predecessors, (23), 1 states have call successors, (23) [2021-12-06 20:22:09,420 INFO L276 IsEmpty]: Start isEmpty. Operand 1573 states and 2137 transitions. [2021-12-06 20:22:09,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2021-12-06 20:22:09,425 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:09,425 INFO L514 BasicCegarLoop]: trace histogram [10, 9, 9, 9, 3, 3, 3, 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] [2021-12-06 20:22:09,449 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (4)] Ended with exit code 0 [2021-12-06 20:22:09,626 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:09,627 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:09,628 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:09,628 INFO L85 PathProgramCache]: Analyzing trace with hash -296703398, now seen corresponding path program 1 times [2021-12-06 20:22:09,632 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:09,632 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [151304122] [2021-12-06 20:22:09,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:09,632 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:09,633 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:09,634 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:09,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-12-06 20:22:10,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:10,641 INFO L263 TraceCheckSpWp]: Trace formula consists of 1725 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-06 20:22:10,645 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:10,986 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 46 proven. 10 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2021-12-06 20:22:10,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:22:11,654 INFO L134 CoverageAnalysis]: Checked inductivity of 234 backedges. 0 proven. 54 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2021-12-06 20:22:11,654 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:11,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [151304122] [2021-12-06 20:22:11,654 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [151304122] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:22:11,654 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:22:11,654 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-12-06 20:22:11,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695562700] [2021-12-06 20:22:11,655 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:22:11,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-06 20:22:11,655 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:11,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-06 20:22:11,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:22:11,656 INFO L87 Difference]: Start difference. First operand 1573 states and 2137 transitions. Second operand has 14 states, 14 states have (on average 8.142857142857142) internal successors, (114), 14 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 20:22:12,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:12,897 INFO L93 Difference]: Finished difference Result 3147 states and 4286 transitions. [2021-12-06 20:22:12,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2021-12-06 20:22:12,899 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 8.142857142857142) internal successors, (114), 14 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 164 [2021-12-06 20:22:12,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:12,912 INFO L225 Difference]: With dead ends: 3147 [2021-12-06 20:22:12,912 INFO L226 Difference]: Without dead ends: 1592 [2021-12-06 20:22:12,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 338 GetRequests, 314 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=204, Invalid=446, Unknown=0, NotChecked=0, Total=650 [2021-12-06 20:22:12,922 INFO L933 BasicCegarLoop]: 2120 mSDtfsCounter, 34 mSDsluCounter, 10586 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 12706 SdHoareTripleChecker+Invalid, 210 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:12,923 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 12706 Invalid, 210 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2021-12-06 20:22:12,926 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1592 states. [2021-12-06 20:22:12,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1592 to 1588. [2021-12-06 20:22:12,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1588 states, 1116 states have (on average 1.2840501792114696) internal successors, (1433), 1139 states have internal predecessors, (1433), 362 states have call successors, (362), 110 states have call predecessors, (362), 109 states have return successors, (361), 359 states have call predecessors, (361), 361 states have call successors, (361) [2021-12-06 20:22:12,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1588 states to 1588 states and 2156 transitions. [2021-12-06 20:22:12,973 INFO L78 Accepts]: Start accepts. Automaton has 1588 states and 2156 transitions. Word has length 164 [2021-12-06 20:22:12,974 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:12,974 INFO L470 AbstractCegarLoop]: Abstraction has 1588 states and 2156 transitions. [2021-12-06 20:22:12,974 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 8.142857142857142) internal successors, (114), 14 states have internal predecessors, (114), 2 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-06 20:22:12,974 INFO L276 IsEmpty]: Start isEmpty. Operand 1588 states and 2156 transitions. [2021-12-06 20:22:12,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-12-06 20:22:12,979 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:12,979 INFO L514 BasicCegarLoop]: trace histogram [18, 9, 9, 9, 3, 3, 3, 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] [2021-12-06 20:22:13,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (5)] Ended with exit code 0 [2021-12-06 20:22:13,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:13,180 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:13,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:13,180 INFO L85 PathProgramCache]: Analyzing trace with hash 1294466522, now seen corresponding path program 2 times [2021-12-06 20:22:13,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:13,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [556140986] [2021-12-06 20:22:13,182 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:22:13,182 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:13,182 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:13,182 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:13,183 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-12-06 20:22:13,762 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 20:22:13,762 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:22:13,804 INFO L263 TraceCheckSpWp]: Trace formula consists of 1041 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:22:13,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:14,037 INFO L134 CoverageAnalysis]: Checked inductivity of 366 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 366 trivial. 0 not checked. [2021-12-06 20:22:14,037 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:14,037 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:14,037 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [556140986] [2021-12-06 20:22:14,037 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [556140986] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:14,037 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:14,038 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 20:22:14,038 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1804121930] [2021-12-06 20:22:14,038 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:14,038 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:22:14,038 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:14,039 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:22:14,039 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:14,039 INFO L87 Difference]: Start difference. First operand 1588 states and 2156 transitions. Second operand has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 20:22:14,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:14,272 INFO L93 Difference]: Finished difference Result 4085 states and 5533 transitions. [2021-12-06 20:22:14,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:22:14,272 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 172 [2021-12-06 20:22:14,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:14,285 INFO L225 Difference]: With dead ends: 4085 [2021-12-06 20:22:14,285 INFO L226 Difference]: Without dead ends: 2540 [2021-12-06 20:22:14,291 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:14,292 INFO L933 BasicCegarLoop]: 2348 mSDtfsCounter, 1311 mSDsluCounter, 2056 mSDsCounter, 0 mSdLazyCounter, 27 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1311 SdHoareTripleChecker+Valid, 4404 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 27 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:14,292 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1311 Valid, 4404 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 27 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-06 20:22:14,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2540 states. [2021-12-06 20:22:14,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2540 to 2537. [2021-12-06 20:22:14,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 1783 states have (on average 1.282108805384184) internal successors, (2286), 1820 states have internal predecessors, (2286), 573 states have call successors, (573), 181 states have call predecessors, (573), 180 states have return successors, (572), 569 states have call predecessors, (572), 572 states have call successors, (572) [2021-12-06 20:22:14,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3431 transitions. [2021-12-06 20:22:14,369 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3431 transitions. Word has length 172 [2021-12-06 20:22:14,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:14,370 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 3431 transitions. [2021-12-06 20:22:14,370 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 27.333333333333332) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-06 20:22:14,370 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3431 transitions. [2021-12-06 20:22:14,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-12-06 20:22:14,377 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:14,378 INFO L514 BasicCegarLoop]: trace histogram [18, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:14,396 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (6)] Ended with exit code 0 [2021-12-06 20:22:14,578 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:14,579 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:14,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:14,579 INFO L85 PathProgramCache]: Analyzing trace with hash -72873479, now seen corresponding path program 1 times [2021-12-06 20:22:14,580 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:14,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1856304451] [2021-12-06 20:22:14,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:14,581 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:14,581 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:14,581 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:14,582 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-12-06 20:22:15,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:15,725 INFO L263 TraceCheckSpWp]: Trace formula consists of 1592 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:22:15,728 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:16,067 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 58 proven. 3 refuted. 0 times theorem prover too weak. 327 trivial. 0 not checked. [2021-12-06 20:22:16,067 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:22:16,532 INFO L134 CoverageAnalysis]: Checked inductivity of 388 backedges. 60 proven. 3 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2021-12-06 20:22:16,533 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:16,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1856304451] [2021-12-06 20:22:16,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1856304451] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:22:16,533 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:22:16,533 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-12-06 20:22:16,533 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1803128399] [2021-12-06 20:22:16,533 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:22:16,534 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 20:22:16,534 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:16,534 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 20:22:16,534 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:22:16,534 INFO L87 Difference]: Start difference. First operand 2537 states and 3431 transitions. Second operand has 10 states, 10 states have (on average 12.9) internal successors, (129), 10 states have internal predecessors, (129), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-06 20:22:16,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:16,987 INFO L93 Difference]: Finished difference Result 5023 states and 6793 transitions. [2021-12-06 20:22:16,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-06 20:22:16,989 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 12.9) internal successors, (129), 10 states have internal predecessors, (129), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) Word has length 206 [2021-12-06 20:22:16,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:17,003 INFO L225 Difference]: With dead ends: 5023 [2021-12-06 20:22:17,003 INFO L226 Difference]: Without dead ends: 2537 [2021-12-06 20:22:17,010 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 414 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=62, Invalid=120, Unknown=0, NotChecked=0, Total=182 [2021-12-06 20:22:17,010 INFO L933 BasicCegarLoop]: 2116 mSDtfsCounter, 21 mSDsluCounter, 10568 mSDsCounter, 0 mSdLazyCounter, 61 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 12684 SdHoareTripleChecker+Invalid, 78 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 61 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:17,011 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 12684 Invalid, 78 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 61 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-06 20:22:17,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2537 states. [2021-12-06 20:22:17,075 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2537 to 2537. [2021-12-06 20:22:17,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2537 states, 1783 states have (on average 1.2798653954010095) internal successors, (2282), 1820 states have internal predecessors, (2282), 573 states have call successors, (573), 181 states have call predecessors, (573), 180 states have return successors, (572), 569 states have call predecessors, (572), 572 states have call successors, (572) [2021-12-06 20:22:17,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2537 states to 2537 states and 3427 transitions. [2021-12-06 20:22:17,088 INFO L78 Accepts]: Start accepts. Automaton has 2537 states and 3427 transitions. Word has length 206 [2021-12-06 20:22:17,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:17,089 INFO L470 AbstractCegarLoop]: Abstraction has 2537 states and 3427 transitions. [2021-12-06 20:22:17,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 12.9) internal successors, (129), 10 states have internal predecessors, (129), 2 states have call successors, (45), 2 states have call predecessors, (45), 4 states have return successors, (43), 2 states have call predecessors, (43), 2 states have call successors, (43) [2021-12-06 20:22:17,089 INFO L276 IsEmpty]: Start isEmpty. Operand 2537 states and 3427 transitions. [2021-12-06 20:22:17,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-12-06 20:22:17,096 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:17,096 INFO L514 BasicCegarLoop]: trace histogram [20, 9, 9, 9, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:17,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (7)] Ended with exit code 0 [2021-12-06 20:22:17,297 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:17,297 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:17,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:17,297 INFO L85 PathProgramCache]: Analyzing trace with hash -1244064583, now seen corresponding path program 2 times [2021-12-06 20:22:17,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:17,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954268769] [2021-12-06 20:22:17,299 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:22:17,299 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:17,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:17,299 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:17,300 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-12-06 20:22:17,846 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 20:22:17,846 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:22:17,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 1002 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:22:17,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:18,072 INFO L134 CoverageAnalysis]: Checked inductivity of 431 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 429 trivial. 0 not checked. [2021-12-06 20:22:18,072 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:18,072 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:18,072 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954268769] [2021-12-06 20:22:18,073 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [954268769] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:18,073 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:18,073 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:22:18,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1755793344] [2021-12-06 20:22:18,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:18,073 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:22:18,073 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:18,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:22:18,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:22:18,074 INFO L87 Difference]: Start difference. First operand 2537 states and 3427 transitions. Second operand has 5 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2021-12-06 20:22:18,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:18,177 INFO L93 Difference]: Finished difference Result 2662 states and 3608 transitions. [2021-12-06 20:22:18,178 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:22:18,178 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) Word has length 208 [2021-12-06 20:22:18,179 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:18,192 INFO L225 Difference]: With dead ends: 2662 [2021-12-06 20:22:18,192 INFO L226 Difference]: Without dead ends: 2659 [2021-12-06 20:22:18,194 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:22:18,194 INFO L933 BasicCegarLoop]: 2209 mSDtfsCounter, 64 mSDsluCounter, 6535 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 86 SdHoareTripleChecker+Valid, 8744 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:18,195 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [86 Valid, 8744 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:22:18,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2659 states. [2021-12-06 20:22:18,256 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2659 to 2541. [2021-12-06 20:22:18,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2541 states, 1786 states have (on average 1.2788353863381858) internal successors, (2284), 1823 states have internal predecessors, (2284), 573 states have call successors, (573), 182 states have call predecessors, (573), 181 states have return successors, (572), 569 states have call predecessors, (572), 572 states have call successors, (572) [2021-12-06 20:22:18,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2541 states and 3429 transitions. [2021-12-06 20:22:18,270 INFO L78 Accepts]: Start accepts. Automaton has 2541 states and 3429 transitions. Word has length 208 [2021-12-06 20:22:18,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:18,270 INFO L470 AbstractCegarLoop]: Abstraction has 2541 states and 3429 transitions. [2021-12-06 20:22:18,271 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 22.25) internal successors, (89), 4 states have internal predecessors, (89), 3 states have call successors, (30), 3 states have call predecessors, (30), 1 states have return successors, (27), 1 states have call predecessors, (27), 1 states have call successors, (27) [2021-12-06 20:22:18,271 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3429 transitions. [2021-12-06 20:22:18,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2021-12-06 20:22:18,278 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:18,278 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:18,300 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (8)] Ended with exit code 0 [2021-12-06 20:22:18,478 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:18,478 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:18,479 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:18,479 INFO L85 PathProgramCache]: Analyzing trace with hash -897313496, now seen corresponding path program 1 times [2021-12-06 20:22:18,480 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:18,480 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [549358887] [2021-12-06 20:22:18,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:18,480 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:18,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:18,481 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:18,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-12-06 20:22:19,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:19,926 INFO L263 TraceCheckSpWp]: Trace formula consists of 1896 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:22:19,937 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:20,202 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2021-12-06 20:22:20,202 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:20,202 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:20,203 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [549358887] [2021-12-06 20:22:20,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [549358887] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:20,203 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:20,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:22:20,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [979134738] [2021-12-06 20:22:20,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:20,203 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:22:20,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:20,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:22:20,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:22:20,204 INFO L87 Difference]: Start difference. First operand 2541 states and 3429 transitions. Second operand has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:21,533 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:22:21,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:21,642 INFO L93 Difference]: Finished difference Result 5030 states and 6792 transitions. [2021-12-06 20:22:21,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:22:21,643 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 200 [2021-12-06 20:22:21,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:21,655 INFO L225 Difference]: With dead ends: 5030 [2021-12-06 20:22:21,655 INFO L226 Difference]: Without dead ends: 2541 [2021-12-06 20:22:21,661 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 197 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:22:21,662 INFO L933 BasicCegarLoop]: 2121 mSDtfsCounter, 1 mSDsluCounter, 4234 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 6355 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:21,662 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 6355 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 20:22:21,665 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2541 states. [2021-12-06 20:22:21,719 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2541 to 2541. [2021-12-06 20:22:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2541 states, 1786 states have (on average 1.2765957446808511) internal successors, (2280), 1823 states have internal predecessors, (2280), 573 states have call successors, (573), 182 states have call predecessors, (573), 181 states have return successors, (572), 569 states have call predecessors, (572), 572 states have call successors, (572) [2021-12-06 20:22:21,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2541 states to 2541 states and 3425 transitions. [2021-12-06 20:22:21,730 INFO L78 Accepts]: Start accepts. Automaton has 2541 states and 3425 transitions. Word has length 200 [2021-12-06 20:22:21,730 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:21,730 INFO L470 AbstractCegarLoop]: Abstraction has 2541 states and 3425 transitions. [2021-12-06 20:22:21,730 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.25) internal successors, (101), 4 states have internal predecessors, (101), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:21,731 INFO L276 IsEmpty]: Start isEmpty. Operand 2541 states and 3425 transitions. [2021-12-06 20:22:21,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-12-06 20:22:21,737 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:21,737 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:21,766 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (9)] Ended with exit code 0 [2021-12-06 20:22:21,938 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:21,938 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:21,938 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:21,939 INFO L85 PathProgramCache]: Analyzing trace with hash -307275902, now seen corresponding path program 1 times [2021-12-06 20:22:21,940 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:21,940 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1872747321] [2021-12-06 20:22:21,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:21,940 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:21,940 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:21,941 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:21,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2021-12-06 20:22:23,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:23,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 1927 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:22:23,382 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:23,654 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 76 proven. 0 refuted. 0 times theorem prover too weak. 413 trivial. 0 not checked. [2021-12-06 20:22:23,654 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:23,654 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:23,654 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1872747321] [2021-12-06 20:22:23,655 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1872747321] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:23,655 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:23,655 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 20:22:23,655 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [632644320] [2021-12-06 20:22:23,655 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:23,655 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:22:23,656 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:23,656 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:22:23,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:23,656 INFO L87 Difference]: Start difference. First operand 2541 states and 3425 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-06 20:22:24,899 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:22:25,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:25,107 INFO L93 Difference]: Finished difference Result 6434 states and 8682 transitions. [2021-12-06 20:22:25,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:22:25,108 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 208 [2021-12-06 20:22:25,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:25,127 INFO L225 Difference]: With dead ends: 6434 [2021-12-06 20:22:25,127 INFO L226 Difference]: Without dead ends: 3949 [2021-12-06 20:22:25,134 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:25,135 INFO L933 BasicCegarLoop]: 3535 mSDtfsCounter, 1980 mSDsluCounter, 1984 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1980 SdHoareTripleChecker+Valid, 5519 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:25,135 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1980 Valid, 5519 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2021-12-06 20:22:25,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3949 states. [2021-12-06 20:22:25,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3949 to 3946. [2021-12-06 20:22:25,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3946 states, 2776 states have (on average 1.2784582132564841) internal successors, (3549), 2835 states have internal predecessors, (3549), 884 states have call successors, (884), 286 states have call predecessors, (884), 285 states have return successors, (883), 878 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-06 20:22:25,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3946 states to 3946 states and 5316 transitions. [2021-12-06 20:22:25,241 INFO L78 Accepts]: Start accepts. Automaton has 3946 states and 5316 transitions. Word has length 208 [2021-12-06 20:22:25,241 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:25,241 INFO L470 AbstractCegarLoop]: Abstraction has 3946 states and 5316 transitions. [2021-12-06 20:22:25,242 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 3 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-12-06 20:22:25,242 INFO L276 IsEmpty]: Start isEmpty. Operand 3946 states and 5316 transitions. [2021-12-06 20:22:25,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-06 20:22:25,249 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:25,249 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:25,290 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (10)] Ended with exit code 0 [2021-12-06 20:22:25,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:25,450 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:25,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:25,451 INFO L85 PathProgramCache]: Analyzing trace with hash 844497572, now seen corresponding path program 1 times [2021-12-06 20:22:25,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:25,452 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1377232726] [2021-12-06 20:22:25,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:25,452 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:25,452 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:25,453 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:25,453 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Waiting until timeout for monitored process [2021-12-06 20:22:26,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:26,975 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 6 conjunts are in the unsatisfiable core [2021-12-06 20:22:26,979 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:27,207 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 486 trivial. 0 not checked. [2021-12-06 20:22:27,207 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:27,207 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:27,208 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1377232726] [2021-12-06 20:22:27,208 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1377232726] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:27,208 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:27,208 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 20:22:27,208 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1336858975] [2021-12-06 20:22:27,208 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:27,208 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:22:27,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:27,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:22:27,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:27,209 INFO L87 Difference]: Start difference. First operand 3946 states and 5316 transitions. Second operand has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:27,367 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:27,368 INFO L93 Difference]: Finished difference Result 7862 states and 10602 transitions. [2021-12-06 20:22:27,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:22:27,368 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 207 [2021-12-06 20:22:27,369 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:27,393 INFO L225 Difference]: With dead ends: 7862 [2021-12-06 20:22:27,393 INFO L226 Difference]: Without dead ends: 3972 [2021-12-06 20:22:27,404 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 205 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:27,405 INFO L933 BasicCegarLoop]: 2112 mSDtfsCounter, 240 mSDsluCounter, 1778 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 3890 SdHoareTripleChecker+Invalid, 39 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:27,405 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 3890 Invalid, 39 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:22:27,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3972 states. [2021-12-06 20:22:27,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3972 to 3966. [2021-12-06 20:22:27,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3966 states, 2796 states have (on average 1.2764663805436338) internal successors, (3569), 2855 states have internal predecessors, (3569), 884 states have call successors, (884), 286 states have call predecessors, (884), 285 states have return successors, (883), 878 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-06 20:22:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3966 states to 3966 states and 5336 transitions. [2021-12-06 20:22:27,522 INFO L78 Accepts]: Start accepts. Automaton has 3966 states and 5336 transitions. Word has length 207 [2021-12-06 20:22:27,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:27,522 INFO L470 AbstractCegarLoop]: Abstraction has 3966 states and 5336 transitions. [2021-12-06 20:22:27,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.666666666666664) internal successors, (104), 3 states have internal predecessors, (104), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 3966 states and 5336 transitions. [2021-12-06 20:22:27,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-12-06 20:22:27,529 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:27,529 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:27,559 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (11)] Ended with exit code 0 [2021-12-06 20:22:27,730 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:27,732 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:27,732 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:27,733 INFO L85 PathProgramCache]: Analyzing trace with hash 631078828, now seen corresponding path program 1 times [2021-12-06 20:22:27,737 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:27,738 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1789546542] [2021-12-06 20:22:27,738 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:27,738 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:27,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:27,741 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:27,743 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Waiting until timeout for monitored process [2021-12-06 20:22:30,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:30,206 INFO L263 TraceCheckSpWp]: Trace formula consists of 1926 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-06 20:22:30,210 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:31,175 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 487 trivial. 0 not checked. [2021-12-06 20:22:31,175 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:31,175 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:31,176 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1789546542] [2021-12-06 20:22:31,176 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1789546542] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:31,176 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:31,176 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2021-12-06 20:22:31,176 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2120904406] [2021-12-06 20:22:31,176 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:31,176 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-12-06 20:22:31,177 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:31,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-12-06 20:22:31,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2021-12-06 20:22:31,177 INFO L87 Difference]: Start difference. First operand 3966 states and 5336 transitions. Second operand has 12 states, 10 states have (on average 10.4) internal successors, (104), 9 states have internal predecessors, (104), 4 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2021-12-06 20:22:34,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:34,192 INFO L93 Difference]: Finished difference Result 8814 states and 12069 transitions. [2021-12-06 20:22:34,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 20:22:34,193 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 10 states have (on average 10.4) internal successors, (104), 9 states have internal predecessors, (104), 4 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 207 [2021-12-06 20:22:34,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:34,219 INFO L225 Difference]: With dead ends: 8814 [2021-12-06 20:22:34,219 INFO L226 Difference]: Without dead ends: 4904 [2021-12-06 20:22:34,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 196 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=45, Invalid=227, Unknown=0, NotChecked=0, Total=272 [2021-12-06 20:22:34,231 INFO L933 BasicCegarLoop]: 2231 mSDtfsCounter, 853 mSDsluCounter, 22169 mSDsCounter, 0 mSdLazyCounter, 575 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 931 SdHoareTripleChecker+Valid, 24400 SdHoareTripleChecker+Invalid, 812 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 575 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:34,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [931 Valid, 24400 Invalid, 812 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 575 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2021-12-06 20:22:34,237 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4904 states. [2021-12-06 20:22:34,333 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4904 to 3980. [2021-12-06 20:22:34,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3980 states, 2806 states have (on average 1.275481111903065) internal successors, (3579), 2865 states have internal predecessors, (3579), 886 states have call successors, (886), 286 states have call predecessors, (886), 287 states have return successors, (899), 882 states have call predecessors, (899), 885 states have call successors, (899) [2021-12-06 20:22:34,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3980 states to 3980 states and 5364 transitions. [2021-12-06 20:22:34,346 INFO L78 Accepts]: Start accepts. Automaton has 3980 states and 5364 transitions. Word has length 207 [2021-12-06 20:22:34,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:34,347 INFO L470 AbstractCegarLoop]: Abstraction has 3980 states and 5364 transitions. [2021-12-06 20:22:34,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 10 states have (on average 10.4) internal successors, (104), 9 states have internal predecessors, (104), 4 states have call successors, (24), 2 states have call predecessors, (24), 5 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2021-12-06 20:22:34,347 INFO L276 IsEmpty]: Start isEmpty. Operand 3980 states and 5364 transitions. [2021-12-06 20:22:34,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2021-12-06 20:22:34,353 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:34,354 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:34,386 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (12)] Ended with exit code 0 [2021-12-06 20:22:34,554 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:34,555 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:34,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:34,555 INFO L85 PathProgramCache]: Analyzing trace with hash -1042594612, now seen corresponding path program 1 times [2021-12-06 20:22:34,556 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:34,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [35236103] [2021-12-06 20:22:34,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:34,557 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:34,557 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:34,558 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:34,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Waiting until timeout for monitored process [2021-12-06 20:22:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:36,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 1928 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:22:36,445 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:36,623 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-12-06 20:22:36,623 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:36,623 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:36,623 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [35236103] [2021-12-06 20:22:36,624 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [35236103] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:36,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:36,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 20:22:36,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1503785137] [2021-12-06 20:22:36,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:36,624 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:22:36,624 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:36,625 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:22:36,625 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:36,625 INFO L87 Difference]: Start difference. First operand 3980 states and 5364 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:36,780 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:36,780 INFO L93 Difference]: Finished difference Result 8372 states and 11388 transitions. [2021-12-06 20:22:36,781 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:22:36,781 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 208 [2021-12-06 20:22:36,782 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:36,796 INFO L225 Difference]: With dead ends: 8372 [2021-12-06 20:22:36,796 INFO L226 Difference]: Without dead ends: 4448 [2021-12-06 20:22:36,806 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 207 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:36,806 INFO L933 BasicCegarLoop]: 2200 mSDtfsCounter, 208 mSDsluCounter, 2115 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 283 SdHoareTripleChecker+Valid, 4315 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:36,806 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [283 Valid, 4315 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:22:36,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4448 states. [2021-12-06 20:22:36,896 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4448 to 3990. [2021-12-06 20:22:36,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3990 states, 2814 states have (on average 1.275408670931059) internal successors, (3589), 2873 states have internal predecessors, (3589), 888 states have call successors, (888), 286 states have call predecessors, (888), 287 states have return successors, (901), 884 states have call predecessors, (901), 887 states have call successors, (901) [2021-12-06 20:22:36,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3990 states to 3990 states and 5378 transitions. [2021-12-06 20:22:36,909 INFO L78 Accepts]: Start accepts. Automaton has 3990 states and 5378 transitions. Word has length 208 [2021-12-06 20:22:36,909 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:36,909 INFO L470 AbstractCegarLoop]: Abstraction has 3990 states and 5378 transitions. [2021-12-06 20:22:36,909 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-06 20:22:36,910 INFO L276 IsEmpty]: Start isEmpty. Operand 3990 states and 5378 transitions. [2021-12-06 20:22:36,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 228 [2021-12-06 20:22:36,916 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:36,916 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:36,944 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (13)] Ended with exit code 0 [2021-12-06 20:22:37,116 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:37,117 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:37,117 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:37,117 INFO L85 PathProgramCache]: Analyzing trace with hash -1492946919, now seen corresponding path program 1 times [2021-12-06 20:22:37,118 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:37,118 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [351350386] [2021-12-06 20:22:37,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:37,118 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:37,119 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:37,119 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:37,120 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Waiting until timeout for monitored process [2021-12-06 20:22:38,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:39,081 INFO L263 TraceCheckSpWp]: Trace formula consists of 1969 conjuncts, 41 conjunts are in the unsatisfiable core [2021-12-06 20:22:39,084 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:40,887 INFO L134 CoverageAnalysis]: Checked inductivity of 504 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 497 trivial. 0 not checked. [2021-12-06 20:22:40,887 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:40,888 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:40,888 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [351350386] [2021-12-06 20:22:40,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [351350386] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:40,888 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:40,888 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2021-12-06 20:22:40,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [418064302] [2021-12-06 20:22:40,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:40,889 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2021-12-06 20:22:40,889 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:40,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-12-06 20:22:40,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=239, Unknown=0, NotChecked=0, Total=272 [2021-12-06 20:22:40,890 INFO L87 Difference]: Start difference. First operand 3990 states and 5378 transitions. Second operand has 17 states, 13 states have (on average 8.538461538461538) internal successors, (111), 12 states have internal predecessors, (111), 6 states have call successors, (27), 2 states have call predecessors, (27), 6 states have return successors, (24), 8 states have call predecessors, (24), 6 states have call successors, (24) [2021-12-06 20:22:45,077 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:45,077 INFO L93 Difference]: Finished difference Result 7931 states and 10700 transitions. [2021-12-06 20:22:45,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-12-06 20:22:45,078 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 13 states have (on average 8.538461538461538) internal successors, (111), 12 states have internal predecessors, (111), 6 states have call successors, (27), 2 states have call predecessors, (27), 6 states have return successors, (24), 8 states have call predecessors, (24), 6 states have call successors, (24) Word has length 227 [2021-12-06 20:22:45,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:45,090 INFO L225 Difference]: With dead ends: 7931 [2021-12-06 20:22:45,090 INFO L226 Difference]: Without dead ends: 3997 [2021-12-06 20:22:45,100 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 211 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 52 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=71, Invalid=529, Unknown=0, NotChecked=0, Total=600 [2021-12-06 20:22:45,100 INFO L933 BasicCegarLoop]: 2081 mSDtfsCounter, 645 mSDsluCounter, 26105 mSDsCounter, 0 mSdLazyCounter, 792 mSolverCounterSat, 237 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 648 SdHoareTripleChecker+Valid, 28186 SdHoareTripleChecker+Invalid, 1029 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 237 IncrementalHoareTripleChecker+Valid, 792 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:45,100 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [648 Valid, 28186 Invalid, 1029 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [237 Valid, 792 Invalid, 0 Unknown, 0 Unchecked, 3.2s Time] [2021-12-06 20:22:45,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3997 states. [2021-12-06 20:22:45,183 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3997 to 3969. [2021-12-06 20:22:45,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3969 states, 2800 states have (on average 1.2760714285714285) internal successors, (3573), 2859 states have internal predecessors, (3573), 884 states have call successors, (884), 285 states have call predecessors, (884), 284 states have return successors, (883), 878 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-06 20:22:45,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3969 states to 3969 states and 5340 transitions. [2021-12-06 20:22:45,195 INFO L78 Accepts]: Start accepts. Automaton has 3969 states and 5340 transitions. Word has length 227 [2021-12-06 20:22:45,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:45,196 INFO L470 AbstractCegarLoop]: Abstraction has 3969 states and 5340 transitions. [2021-12-06 20:22:45,196 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 13 states have (on average 8.538461538461538) internal successors, (111), 12 states have internal predecessors, (111), 6 states have call successors, (27), 2 states have call predecessors, (27), 6 states have return successors, (24), 8 states have call predecessors, (24), 6 states have call successors, (24) [2021-12-06 20:22:45,196 INFO L276 IsEmpty]: Start isEmpty. Operand 3969 states and 5340 transitions. [2021-12-06 20:22:45,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2021-12-06 20:22:45,202 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:45,202 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:45,232 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (14)] Ended with exit code 0 [2021-12-06 20:22:45,403 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:45,403 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:45,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:45,403 INFO L85 PathProgramCache]: Analyzing trace with hash -1719877522, now seen corresponding path program 1 times [2021-12-06 20:22:45,405 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:45,405 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [797268634] [2021-12-06 20:22:45,405 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:45,405 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:45,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:45,405 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:45,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Waiting until timeout for monitored process [2021-12-06 20:22:47,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:47,465 INFO L263 TraceCheckSpWp]: Trace formula consists of 1958 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:22:47,468 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:47,605 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-12-06 20:22:47,605 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:47,605 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:47,605 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [797268634] [2021-12-06 20:22:47,605 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [797268634] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:47,606 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:47,606 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:22:47,606 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1522537945] [2021-12-06 20:22:47,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:47,606 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:22:47,606 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:47,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:22:47,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:22:47,607 INFO L87 Difference]: Start difference. First operand 3969 states and 5340 transitions. Second operand has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-06 20:22:50,294 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.60s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:22:50,436 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:50,436 INFO L93 Difference]: Finished difference Result 7984 states and 10766 transitions. [2021-12-06 20:22:50,437 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:22:50,437 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 215 [2021-12-06 20:22:50,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:50,450 INFO L225 Difference]: With dead ends: 7984 [2021-12-06 20:22:50,450 INFO L226 Difference]: Without dead ends: 4071 [2021-12-06 20:22:50,459 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 212 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:22:50,459 INFO L933 BasicCegarLoop]: 2139 mSDtfsCounter, 79 mSDsluCounter, 4185 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 6324 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.7s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:50,460 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 6324 Invalid, 89 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 2.7s Time] [2021-12-06 20:22:50,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4071 states. [2021-12-06 20:22:50,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4071 to 3973. [2021-12-06 20:22:50,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3973 states, 2804 states have (on average 1.2756776034236805) internal successors, (3577), 2863 states have internal predecessors, (3577), 884 states have call successors, (884), 285 states have call predecessors, (884), 284 states have return successors, (883), 878 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-06 20:22:50,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3973 states to 3973 states and 5344 transitions. [2021-12-06 20:22:50,555 INFO L78 Accepts]: Start accepts. Automaton has 3973 states and 5344 transitions. Word has length 215 [2021-12-06 20:22:50,555 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:50,555 INFO L470 AbstractCegarLoop]: Abstraction has 3973 states and 5344 transitions. [2021-12-06 20:22:50,555 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 27.0) internal successors, (108), 4 states have internal predecessors, (108), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-06 20:22:50,556 INFO L276 IsEmpty]: Start isEmpty. Operand 3973 states and 5344 transitions. [2021-12-06 20:22:50,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-12-06 20:22:50,562 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:50,562 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:50,591 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (15)] Forceful destruction successful, exit code 0 [2021-12-06 20:22:50,762 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:50,762 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:50,763 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:50,763 INFO L85 PathProgramCache]: Analyzing trace with hash -250328461, now seen corresponding path program 1 times [2021-12-06 20:22:50,764 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:50,764 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [880755310] [2021-12-06 20:22:50,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:50,764 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:50,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:50,765 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:50,766 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Waiting until timeout for monitored process [2021-12-06 20:22:52,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:52,850 INFO L263 TraceCheckSpWp]: Trace formula consists of 1962 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-06 20:22:52,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:52,989 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-12-06 20:22:52,989 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:22:52,989 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:52,989 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [880755310] [2021-12-06 20:22:52,989 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [880755310] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:22:52,989 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:22:52,989 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-06 20:22:52,989 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789551705] [2021-12-06 20:22:52,989 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:22:52,990 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:22:52,990 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:52,990 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:22:52,990 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:52,991 INFO L87 Difference]: Start difference. First operand 3973 states and 5344 transitions. Second operand has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-12-06 20:22:53,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:53,140 INFO L93 Difference]: Finished difference Result 7892 states and 10625 transitions. [2021-12-06 20:22:53,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:22:53,141 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 216 [2021-12-06 20:22:53,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:53,150 INFO L225 Difference]: With dead ends: 7892 [2021-12-06 20:22:53,150 INFO L226 Difference]: Without dead ends: 3975 [2021-12-06 20:22:53,155 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 214 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:22:53,156 INFO L933 BasicCegarLoop]: 2115 mSDtfsCounter, 0 mSDsluCounter, 2109 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 4224 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:53,156 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 4224 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-06 20:22:53,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3975 states. [2021-12-06 20:22:53,236 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3975 to 3975. [2021-12-06 20:22:53,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3975 states, 2806 states have (on average 1.275481111903065) internal successors, (3579), 2865 states have internal predecessors, (3579), 884 states have call successors, (884), 285 states have call predecessors, (884), 284 states have return successors, (883), 878 states have call predecessors, (883), 883 states have call successors, (883) [2021-12-06 20:22:53,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3975 states to 3975 states and 5346 transitions. [2021-12-06 20:22:53,247 INFO L78 Accepts]: Start accepts. Automaton has 3975 states and 5346 transitions. Word has length 216 [2021-12-06 20:22:53,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:53,248 INFO L470 AbstractCegarLoop]: Abstraction has 3975 states and 5346 transitions. [2021-12-06 20:22:53,248 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.333333333333336) internal successors, (109), 3 states have internal predecessors, (109), 2 states have call successors, (25), 2 states have call predecessors, (25), 2 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2021-12-06 20:22:53,248 INFO L276 IsEmpty]: Start isEmpty. Operand 3975 states and 5346 transitions. [2021-12-06 20:22:53,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2021-12-06 20:22:53,254 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:53,255 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:53,284 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (16)] Ended with exit code 0 [2021-12-06 20:22:53,455 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:53,456 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:53,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:53,456 INFO L85 PathProgramCache]: Analyzing trace with hash 19672343, now seen corresponding path program 1 times [2021-12-06 20:22:53,457 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:53,458 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973766639] [2021-12-06 20:22:53,458 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:53,458 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:53,458 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:53,459 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:53,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Waiting until timeout for monitored process [2021-12-06 20:22:55,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:55,472 INFO L263 TraceCheckSpWp]: Trace formula consists of 1968 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:22:55,475 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:55,648 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-12-06 20:22:55,648 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:22:55,856 INFO L134 CoverageAnalysis]: Checked inductivity of 490 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-12-06 20:22:55,856 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:22:55,857 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973766639] [2021-12-06 20:22:55,857 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973766639] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:22:55,857 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:22:55,857 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-12-06 20:22:55,857 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996925324] [2021-12-06 20:22:55,857 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:22:55,857 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:22:55,858 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:22:55,858 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:22:55,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:22:55,858 INFO L87 Difference]: Start difference. First operand 3975 states and 5346 transitions. Second operand has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 4 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2021-12-06 20:22:57,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:22:57,117 INFO L93 Difference]: Finished difference Result 8350 states and 11307 transitions. [2021-12-06 20:22:57,119 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 20:22:57,119 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 4 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 218 [2021-12-06 20:22:57,119 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:22:57,132 INFO L225 Difference]: With dead ends: 8350 [2021-12-06 20:22:57,132 INFO L226 Difference]: Without dead ends: 4431 [2021-12-06 20:22:57,139 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 435 GetRequests, 430 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:22:57,140 INFO L933 BasicCegarLoop]: 2261 mSDtfsCounter, 327 mSDsluCounter, 4376 mSDsCounter, 0 mSdLazyCounter, 163 mSolverCounterSat, 82 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 383 SdHoareTripleChecker+Valid, 6637 SdHoareTripleChecker+Invalid, 245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 82 IncrementalHoareTripleChecker+Valid, 163 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2021-12-06 20:22:57,140 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [383 Valid, 6637 Invalid, 245 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [82 Valid, 163 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2021-12-06 20:22:57,144 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4431 states. [2021-12-06 20:22:57,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4431 to 4009. [2021-12-06 20:22:57,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4009 states, 2836 states have (on average 1.276093088857546) internal successors, (3619), 2895 states have internal predecessors, (3619), 888 states have call successors, (888), 285 states have call predecessors, (888), 284 states have return successors, (887), 882 states have call predecessors, (887), 887 states have call successors, (887) [2021-12-06 20:22:57,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4009 states to 4009 states and 5394 transitions. [2021-12-06 20:22:57,249 INFO L78 Accepts]: Start accepts. Automaton has 4009 states and 5394 transitions. Word has length 218 [2021-12-06 20:22:57,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:22:57,250 INFO L470 AbstractCegarLoop]: Abstraction has 4009 states and 5394 transitions. [2021-12-06 20:22:57,250 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 20.166666666666668) internal successors, (121), 6 states have internal predecessors, (121), 4 states have call successors, (27), 2 states have call predecessors, (27), 2 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2021-12-06 20:22:57,250 INFO L276 IsEmpty]: Start isEmpty. Operand 4009 states and 5394 transitions. [2021-12-06 20:22:57,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2021-12-06 20:22:57,257 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:22:57,257 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:22:57,289 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (17)] Ended with exit code 0 [2021-12-06 20:22:57,458 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:22:57,458 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:22:57,459 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:22:57,459 INFO L85 PathProgramCache]: Analyzing trace with hash -370008134, now seen corresponding path program 1 times [2021-12-06 20:22:57,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:22:57,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1660152101] [2021-12-06 20:22:57,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:22:57,461 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:22:57,461 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:22:57,462 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:22:57,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (18)] Waiting until timeout for monitored process [2021-12-06 20:22:59,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:22:59,621 INFO L263 TraceCheckSpWp]: Trace formula consists of 2088 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:22:59,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:22:59,947 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2021-12-06 20:22:59,947 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-06 20:23:00,296 INFO L134 CoverageAnalysis]: Checked inductivity of 553 backedges. 10 proven. 36 refuted. 0 times theorem prover too weak. 507 trivial. 0 not checked. [2021-12-06 20:23:00,296 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:00,296 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1660152101] [2021-12-06 20:23:00,296 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1660152101] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-06 20:23:00,296 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-06 20:23:00,296 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-12-06 20:23:00,296 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [773177110] [2021-12-06 20:23:00,296 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-06 20:23:00,297 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-06 20:23:00,297 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:00,297 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-06 20:23:00,297 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2021-12-06 20:23:00,297 INFO L87 Difference]: Start difference. First operand 4009 states and 5394 transitions. Second operand has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 10 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2021-12-06 20:23:05,629 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:05,630 INFO L93 Difference]: Finished difference Result 9216 states and 12580 transitions. [2021-12-06 20:23:05,630 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-06 20:23:05,630 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 10 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) Word has length 248 [2021-12-06 20:23:05,631 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:05,646 INFO L225 Difference]: With dead ends: 9216 [2021-12-06 20:23:05,646 INFO L226 Difference]: Without dead ends: 5263 [2021-12-06 20:23:05,653 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 500 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=84, Invalid=156, Unknown=0, NotChecked=0, Total=240 [2021-12-06 20:23:05,654 INFO L933 BasicCegarLoop]: 2526 mSDtfsCounter, 1322 mSDsluCounter, 16764 mSDsCounter, 0 mSdLazyCounter, 1305 mSolverCounterSat, 543 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1412 SdHoareTripleChecker+Valid, 19290 SdHoareTripleChecker+Invalid, 1848 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 543 IncrementalHoareTripleChecker+Valid, 1305 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.8s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:05,654 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1412 Valid, 19290 Invalid, 1848 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [543 Valid, 1305 Invalid, 0 Unknown, 0 Unchecked, 4.8s Time] [2021-12-06 20:23:05,659 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5263 states. [2021-12-06 20:23:05,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5263 to 4087. [2021-12-06 20:23:05,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4087 states, 2902 states have (on average 1.2780840799448656) internal successors, (3709), 2961 states have internal predecessors, (3709), 900 states have call successors, (900), 285 states have call predecessors, (900), 284 states have return successors, (899), 894 states have call predecessors, (899), 899 states have call successors, (899) [2021-12-06 20:23:05,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4087 states to 4087 states and 5508 transitions. [2021-12-06 20:23:05,788 INFO L78 Accepts]: Start accepts. Automaton has 4087 states and 5508 transitions. Word has length 248 [2021-12-06 20:23:05,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:05,788 INFO L470 AbstractCegarLoop]: Abstraction has 4087 states and 5508 transitions. [2021-12-06 20:23:05,788 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 15.4) internal successors, (154), 10 states have internal predecessors, (154), 10 states have call successors, (33), 2 states have call predecessors, (33), 2 states have return successors, (30), 10 states have call predecessors, (30), 10 states have call successors, (30) [2021-12-06 20:23:05,789 INFO L276 IsEmpty]: Start isEmpty. Operand 4087 states and 5508 transitions. [2021-12-06 20:23:05,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 269 [2021-12-06 20:23:05,797 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:05,797 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:05,829 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (18)] Ended with exit code 0 [2021-12-06 20:23:05,998 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:05,998 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:05,999 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:05,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1691336560, now seen corresponding path program 2 times [2021-12-06 20:23:06,001 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:06,002 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1128378893] [2021-12-06 20:23:06,002 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-06 20:23:06,002 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:06,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:06,003 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:06,005 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (19)] Waiting until timeout for monitored process [2021-12-06 20:23:06,789 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-06 20:23:06,789 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-06 20:23:06,832 INFO L263 TraceCheckSpWp]: Trace formula consists of 1021 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 20:23:06,836 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:07,869 INFO L134 CoverageAnalysis]: Checked inductivity of 645 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 645 trivial. 0 not checked. [2021-12-06 20:23:07,869 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:07,869 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:07,869 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1128378893] [2021-12-06 20:23:07,869 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1128378893] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:07,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:07,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-06 20:23:07,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1765053349] [2021-12-06 20:23:07,870 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:07,870 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-06 20:23:07,870 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:07,871 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-06 20:23:07,871 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:23:07,871 INFO L87 Difference]: Start difference. First operand 4087 states and 5508 transitions. Second operand has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-06 20:23:08,037 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:08,037 INFO L93 Difference]: Finished difference Result 7037 states and 9481 transitions. [2021-12-06 20:23:08,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-06 20:23:08,038 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) Word has length 268 [2021-12-06 20:23:08,038 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:08,055 INFO L225 Difference]: With dead ends: 7037 [2021-12-06 20:23:08,056 INFO L226 Difference]: Without dead ends: 7034 [2021-12-06 20:23:08,058 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 267 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-06 20:23:08,058 INFO L933 BasicCegarLoop]: 2610 mSDtfsCounter, 1616 mSDsluCounter, 1993 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1616 SdHoareTripleChecker+Valid, 4603 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:08,058 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1616 Valid, 4603 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-06 20:23:08,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7034 states. [2021-12-06 20:23:08,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7034 to 6986. [2021-12-06 20:23:08,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 6986 states, 5041 states have (on average 1.2898234477286252) internal successors, (6502), 5145 states have internal predecessors, (6502), 1441 states have call successors, (1441), 504 states have call predecessors, (1441), 503 states have return successors, (1461), 1425 states have call predecessors, (1461), 1440 states have call successors, (1461) [2021-12-06 20:23:08,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6986 states to 6986 states and 9404 transitions. [2021-12-06 20:23:08,276 INFO L78 Accepts]: Start accepts. Automaton has 6986 states and 9404 transitions. Word has length 268 [2021-12-06 20:23:08,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:08,277 INFO L470 AbstractCegarLoop]: Abstraction has 6986 states and 9404 transitions. [2021-12-06 20:23:08,277 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 37.333333333333336) internal successors, (112), 2 states have internal predecessors, (112), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (22), 1 states have call predecessors, (22), 1 states have call successors, (22) [2021-12-06 20:23:08,277 INFO L276 IsEmpty]: Start isEmpty. Operand 6986 states and 9404 transitions. [2021-12-06 20:23:08,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2021-12-06 20:23:08,293 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:08,293 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 7, 7, 7, 7, 7, 7, 6, 6, 6, 5, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:08,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (19)] Ended with exit code 0 [2021-12-06 20:23:08,493 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:08,495 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:08,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:08,496 INFO L85 PathProgramCache]: Analyzing trace with hash -75448472, now seen corresponding path program 1 times [2021-12-06 20:23:08,502 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:08,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1464594862] [2021-12-06 20:23:08,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:23:08,503 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:08,504 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:08,506 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:08,509 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (20)] Waiting until timeout for monitored process [2021-12-06 20:23:11,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:23:11,213 INFO L263 TraceCheckSpWp]: Trace formula consists of 2863 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-06 20:23:11,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:11,707 INFO L134 CoverageAnalysis]: Checked inductivity of 783 backedges. 131 proven. 0 refuted. 0 times theorem prover too weak. 652 trivial. 0 not checked. [2021-12-06 20:23:11,707 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:11,707 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:11,708 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1464594862] [2021-12-06 20:23:11,708 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1464594862] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:11,708 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:11,708 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-06 20:23:11,708 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [394260209] [2021-12-06 20:23:11,708 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:11,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-06 20:23:11,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:11,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-06 20:23:11,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-06 20:23:11,709 INFO L87 Difference]: Start difference. First operand 6986 states and 9404 transitions. Second operand has 6 states, 6 states have (on average 35.333333333333336) internal successors, (212), 6 states have internal predecessors, (212), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:23:12,829 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:23:15,192 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:23:15,321 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:15,321 INFO L93 Difference]: Finished difference Result 13943 states and 18788 transitions. [2021-12-06 20:23:15,322 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-06 20:23:15,322 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 35.333333333333336) internal successors, (212), 6 states have internal predecessors, (212), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 404 [2021-12-06 20:23:15,322 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:15,336 INFO L225 Difference]: With dead ends: 13943 [2021-12-06 20:23:15,336 INFO L226 Difference]: Without dead ends: 7022 [2021-12-06 20:23:15,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 399 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-12-06 20:23:15,345 INFO L933 BasicCegarLoop]: 2120 mSDtfsCounter, 35 mSDsluCounter, 8407 mSDsCounter, 0 mSdLazyCounter, 73 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 10527 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 73 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:15,345 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [35 Valid, 10527 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 73 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2021-12-06 20:23:15,350 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7022 states. [2021-12-06 20:23:15,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7022 to 7022. [2021-12-06 20:23:15,528 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7022 states, 5073 states have (on average 1.2887837571456733) internal successors, (6538), 5181 states have internal predecessors, (6538), 1441 states have call successors, (1441), 504 states have call predecessors, (1441), 507 states have return successors, (1467), 1425 states have call predecessors, (1467), 1440 states have call successors, (1467) [2021-12-06 20:23:15,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7022 states to 7022 states and 9446 transitions. [2021-12-06 20:23:15,542 INFO L78 Accepts]: Start accepts. Automaton has 7022 states and 9446 transitions. Word has length 404 [2021-12-06 20:23:15,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:15,543 INFO L470 AbstractCegarLoop]: Abstraction has 7022 states and 9446 transitions. [2021-12-06 20:23:15,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 35.333333333333336) internal successors, (212), 6 states have internal predecessors, (212), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:23:15,543 INFO L276 IsEmpty]: Start isEmpty. Operand 7022 states and 9446 transitions. [2021-12-06 20:23:15,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 458 [2021-12-06 20:23:15,555 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:15,555 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:15,600 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (20)] Ended with exit code 0 [2021-12-06 20:23:15,756 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:15,757 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:15,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:15,758 INFO L85 PathProgramCache]: Analyzing trace with hash -1225248122, now seen corresponding path program 1 times [2021-12-06 20:23:15,765 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:15,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [483888461] [2021-12-06 20:23:15,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:23:15,766 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:15,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:15,768 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:15,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (21)] Waiting until timeout for monitored process [2021-12-06 20:23:18,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:23:18,644 INFO L263 TraceCheckSpWp]: Trace formula consists of 3073 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-06 20:23:18,650 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:19,189 INFO L134 CoverageAnalysis]: Checked inductivity of 1265 backedges. 457 proven. 0 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2021-12-06 20:23:19,189 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:19,189 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:19,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [483888461] [2021-12-06 20:23:19,189 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [483888461] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:19,189 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:19,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:23:19,190 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [615363658] [2021-12-06 20:23:19,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:19,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:23:19,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:19,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:23:19,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:23:19,191 INFO L87 Difference]: Start difference. First operand 7022 states and 9446 transitions. Second operand has 4 states, 4 states have (on average 54.0) internal successors, (216), 4 states have internal predecessors, (216), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:23:20,432 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:20,433 INFO L93 Difference]: Finished difference Result 14155 states and 19086 transitions. [2021-12-06 20:23:20,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:23:20,434 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 54.0) internal successors, (216), 4 states have internal predecessors, (216), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 457 [2021-12-06 20:23:20,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:20,449 INFO L225 Difference]: With dead ends: 14155 [2021-12-06 20:23:20,449 INFO L226 Difference]: Without dead ends: 7198 [2021-12-06 20:23:20,460 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 457 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:23:20,461 INFO L933 BasicCegarLoop]: 2201 mSDtfsCounter, 345 mSDsluCounter, 3822 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 132 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 374 SdHoareTripleChecker+Valid, 6023 SdHoareTripleChecker+Invalid, 176 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 132 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:20,461 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [374 Valid, 6023 Invalid, 176 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [132 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2021-12-06 20:23:20,467 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7198 states. [2021-12-06 20:23:20,659 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7198 to 7022. [2021-12-06 20:23:20,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7022 states, 5073 states have (on average 1.2879952690715553) internal successors, (6534), 5181 states have internal predecessors, (6534), 1441 states have call successors, (1441), 504 states have call predecessors, (1441), 507 states have return successors, (1467), 1425 states have call predecessors, (1467), 1440 states have call successors, (1467) [2021-12-06 20:23:20,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7022 states to 7022 states and 9442 transitions. [2021-12-06 20:23:20,677 INFO L78 Accepts]: Start accepts. Automaton has 7022 states and 9442 transitions. Word has length 457 [2021-12-06 20:23:20,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:20,678 INFO L470 AbstractCegarLoop]: Abstraction has 7022 states and 9442 transitions. [2021-12-06 20:23:20,678 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 54.0) internal successors, (216), 4 states have internal predecessors, (216), 2 states have call successors, (41), 2 states have call predecessors, (41), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-06 20:23:20,678 INFO L276 IsEmpty]: Start isEmpty. Operand 7022 states and 9442 transitions. [2021-12-06 20:23:20,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 469 [2021-12-06 20:23:20,690 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:20,691 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 4, 4, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:20,736 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (21)] Ended with exit code 0 [2021-12-06 20:23:20,891 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:20,892 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:20,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:20,894 INFO L85 PathProgramCache]: Analyzing trace with hash 1266704753, now seen corresponding path program 1 times [2021-12-06 20:23:20,900 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:20,901 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1618657990] [2021-12-06 20:23:20,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:23:20,901 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:20,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:20,904 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:20,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (22)] Waiting until timeout for monitored process [2021-12-06 20:23:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:23:24,009 INFO L263 TraceCheckSpWp]: Trace formula consists of 3123 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-06 20:23:24,015 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:24,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1268 backedges. 460 proven. 0 refuted. 0 times theorem prover too weak. 808 trivial. 0 not checked. [2021-12-06 20:23:24,667 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:24,667 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:24,667 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1618657990] [2021-12-06 20:23:24,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1618657990] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:24,667 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:24,667 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:23:24,667 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770254152] [2021-12-06 20:23:24,667 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:24,668 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:23:24,668 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:24,668 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:23:24,668 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:23:24,669 INFO L87 Difference]: Start difference. First operand 7022 states and 9442 transitions. Second operand has 4 states, 4 states have (on average 56.25) internal successors, (225), 4 states have internal predecessors, (225), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-06 20:23:24,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:24,877 INFO L93 Difference]: Finished difference Result 13979 states and 18818 transitions. [2021-12-06 20:23:24,877 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:23:24,877 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 56.25) internal successors, (225), 4 states have internal predecessors, (225), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) Word has length 468 [2021-12-06 20:23:24,878 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:24,896 INFO L225 Difference]: With dead ends: 13979 [2021-12-06 20:23:24,896 INFO L226 Difference]: Without dead ends: 7022 [2021-12-06 20:23:24,907 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 467 GetRequests, 465 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:23:24,908 INFO L933 BasicCegarLoop]: 2113 mSDtfsCounter, 0 mSDsluCounter, 4224 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 6337 SdHoareTripleChecker+Invalid, 2 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 2 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:24,908 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 6337 Invalid, 2 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 2 Unchecked, 0.0s Time] [2021-12-06 20:23:24,913 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7022 states. [2021-12-06 20:23:25,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7022 to 7022. [2021-12-06 20:23:25,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7022 states, 5073 states have (on average 1.2872067809974375) internal successors, (6530), 5181 states have internal predecessors, (6530), 1441 states have call successors, (1441), 504 states have call predecessors, (1441), 507 states have return successors, (1467), 1425 states have call predecessors, (1467), 1440 states have call successors, (1467) [2021-12-06 20:23:25,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7022 states to 7022 states and 9438 transitions. [2021-12-06 20:23:25,137 INFO L78 Accepts]: Start accepts. Automaton has 7022 states and 9438 transitions. Word has length 468 [2021-12-06 20:23:25,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:25,137 INFO L470 AbstractCegarLoop]: Abstraction has 7022 states and 9438 transitions. [2021-12-06 20:23:25,137 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 56.25) internal successors, (225), 4 states have internal predecessors, (225), 3 states have call successors, (42), 2 states have call predecessors, (42), 2 states have return successors, (39), 3 states have call predecessors, (39), 3 states have call successors, (39) [2021-12-06 20:23:25,137 INFO L276 IsEmpty]: Start isEmpty. Operand 7022 states and 9438 transitions. [2021-12-06 20:23:25,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 476 [2021-12-06 20:23:25,149 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:25,150 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:25,201 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (22)] Forceful destruction successful, exit code 0 [2021-12-06 20:23:25,350 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:25,351 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:25,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:25,353 INFO L85 PathProgramCache]: Analyzing trace with hash -1480458906, now seen corresponding path program 1 times [2021-12-06 20:23:25,359 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:25,360 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1737431634] [2021-12-06 20:23:25,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:23:25,361 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:25,361 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:25,363 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:25,366 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (23)] Waiting until timeout for monitored process [2021-12-06 20:23:28,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:23:28,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 3143 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-06 20:23:28,635 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:29,192 INFO L134 CoverageAnalysis]: Checked inductivity of 1276 backedges. 464 proven. 0 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2021-12-06 20:23:29,192 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:29,192 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:29,192 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1737431634] [2021-12-06 20:23:29,192 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1737431634] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:29,192 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:29,192 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-06 20:23:29,193 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062934674] [2021-12-06 20:23:29,193 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:29,193 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-06 20:23:29,193 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:29,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-06 20:23:29,194 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:23:29,194 INFO L87 Difference]: Start difference. First operand 7022 states and 9438 transitions. Second operand has 5 states, 5 states have (on average 45.4) internal successors, (227), 5 states have internal predecessors, (227), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-06 20:23:30,963 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:23:33,619 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.73s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:23:33,743 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:33,744 INFO L93 Difference]: Finished difference Result 14015 states and 18856 transitions. [2021-12-06 20:23:33,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-06 20:23:33,744 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 45.4) internal successors, (227), 5 states have internal predecessors, (227), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) Word has length 475 [2021-12-06 20:23:33,745 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:33,758 INFO L225 Difference]: With dead ends: 14015 [2021-12-06 20:23:33,758 INFO L226 Difference]: Without dead ends: 7058 [2021-12-06 20:23:33,768 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 476 GetRequests, 471 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-06 20:23:33,769 INFO L933 BasicCegarLoop]: 2124 mSDtfsCounter, 24 mSDsluCounter, 6294 mSDsCounter, 0 mSdLazyCounter, 63 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 24 SdHoareTripleChecker+Valid, 8418 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 63 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 4.3s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:33,769 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [24 Valid, 8418 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 63 Invalid, 0 Unknown, 0 Unchecked, 4.3s Time] [2021-12-06 20:23:33,774 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7058 states. [2021-12-06 20:23:33,957 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7058 to 7022. [2021-12-06 20:23:33,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7022 states, 5073 states have (on average 1.2872067809974375) internal successors, (6530), 5181 states have internal predecessors, (6530), 1441 states have call successors, (1441), 504 states have call predecessors, (1441), 507 states have return successors, (1467), 1425 states have call predecessors, (1467), 1440 states have call successors, (1467) [2021-12-06 20:23:33,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7022 states to 7022 states and 9438 transitions. [2021-12-06 20:23:33,977 INFO L78 Accepts]: Start accepts. Automaton has 7022 states and 9438 transitions. Word has length 475 [2021-12-06 20:23:33,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:33,978 INFO L470 AbstractCegarLoop]: Abstraction has 7022 states and 9438 transitions. [2021-12-06 20:23:33,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 45.4) internal successors, (227), 5 states have internal predecessors, (227), 2 states have call successors, (43), 2 states have call predecessors, (43), 2 states have return successors, (40), 2 states have call predecessors, (40), 2 states have call successors, (40) [2021-12-06 20:23:33,978 INFO L276 IsEmpty]: Start isEmpty. Operand 7022 states and 9438 transitions. [2021-12-06 20:23:33,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 516 [2021-12-06 20:23:33,991 INFO L506 BasicCegarLoop]: Found error trace [2021-12-06 20:23:33,991 INFO L514 BasicCegarLoop]: trace histogram [20, 12, 12, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 10, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:23:34,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (23)] Ended with exit code 0 [2021-12-06 20:23:34,192 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 23 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:34,193 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-06 20:23:34,194 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-06 20:23:34,195 INFO L85 PathProgramCache]: Analyzing trace with hash 742906894, now seen corresponding path program 1 times [2021-12-06 20:23:34,197 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-06 20:23:34,197 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [817875337] [2021-12-06 20:23:34,198 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-06 20:23:34,198 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-06 20:23:34,198 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat [2021-12-06 20:23:34,199 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-06 20:23:34,200 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (24)] Waiting until timeout for monitored process [2021-12-06 20:23:37,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-06 20:23:37,543 INFO L263 TraceCheckSpWp]: Trace formula consists of 3238 conjuncts, 13 conjunts are in the unsatisfiable core [2021-12-06 20:23:37,552 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-06 20:23:38,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1299 backedges. 467 proven. 0 refuted. 0 times theorem prover too weak. 832 trivial. 0 not checked. [2021-12-06 20:23:38,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-06 20:23:38,155 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2021-12-06 20:23:38,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [817875337] [2021-12-06 20:23:38,155 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [817875337] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-06 20:23:38,155 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-06 20:23:38,155 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-06 20:23:38,155 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677744655] [2021-12-06 20:23:38,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-06 20:23:38,156 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-06 20:23:38,156 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2021-12-06 20:23:38,156 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-06 20:23:38,156 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-06 20:23:38,157 INFO L87 Difference]: Start difference. First operand 7022 states and 9438 transitions. Second operand has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-06 20:23:39,368 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-06 20:23:39,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-06 20:23:39,511 INFO L93 Difference]: Finished difference Result 10783 states and 14372 transitions. [2021-12-06 20:23:39,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-06 20:23:39,512 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) Word has length 515 [2021-12-06 20:23:39,512 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-06 20:23:39,513 INFO L225 Difference]: With dead ends: 10783 [2021-12-06 20:23:39,513 INFO L226 Difference]: Without dead ends: 0 [2021-12-06 20:23:39,526 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 515 GetRequests, 512 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-06 20:23:39,526 INFO L933 BasicCegarLoop]: 1725 mSDtfsCounter, 10 mSDsluCounter, 3438 mSDsCounter, 0 mSdLazyCounter, 5 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 5163 SdHoareTripleChecker+Invalid, 6 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 5 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2021-12-06 20:23:39,527 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 5163 Invalid, 6 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 5 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2021-12-06 20:23:39,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-06 20:23:39,527 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-06 20:23:39,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-06 20:23:39,527 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-06 20:23:39,529 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 515 [2021-12-06 20:23:39,529 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-06 20:23:39,529 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-06 20:23:39,529 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 60.75) internal successors, (243), 4 states have internal predecessors, (243), 2 states have call successors, (51), 2 states have call predecessors, (51), 2 states have return successors, (48), 2 states have call predecessors, (48), 2 states have call successors, (48) [2021-12-06 20:23:39,529 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-06 20:23:39,529 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-06 20:23:39,531 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-06 20:23:39,590 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 (24)] Forceful destruction successful, exit code 0 [2021-12-06 20:23:39,732 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/mathsat -unsat_core_generation=3 [2021-12-06 20:23:39,737 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-06 20:24:09,113 INFO L861 garLoopResultBuilder]: At program point simple_strtoulENTRY(lines 11554 11556) the Hoare annotation is: true [2021-12-06 20:24:09,113 INFO L858 garLoopResultBuilder]: For program point simple_strtoulEXIT(lines 11554 11556) no Hoare annotation was computed. [2021-12-06 20:24:09,113 INFO L858 garLoopResultBuilder]: For program point simple_strtoulFINAL(lines 11554 11556) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point dev_get_drvdataFINAL(lines 6563 6568) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L861 garLoopResultBuilder]: At program point dev_get_drvdataENTRY(lines 6563 6568) the Hoare annotation is: true [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point dev_get_drvdataEXIT(lines 6563 6568) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point __raw_spin_lock_initEXIT(lines 11336 11338) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L861 garLoopResultBuilder]: At program point __raw_spin_lock_initENTRY(lines 11336 11338) the Hoare annotation is: true [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point __raw_spin_lock_initFINAL(lines 11336 11338) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L861 garLoopResultBuilder]: At program point unbind_from_irqhandlerENTRY(lines 11576 11578) the Hoare annotation is: true [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point unbind_from_irqhandlerEXIT(lines 11576 11578) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point unbind_from_irqhandlerFINAL(lines 11576 11578) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point get_zeroed_pageFINAL(lines 11433 11435) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L861 garLoopResultBuilder]: At program point get_zeroed_pageENTRY(lines 11433 11435) the Hoare annotation is: true [2021-12-06 20:24:09,114 INFO L858 garLoopResultBuilder]: For program point get_zeroed_pageEXIT(lines 11433 11435) no Hoare annotation was computed. [2021-12-06 20:24:09,114 INFO L854 garLoopResultBuilder]: At program point L9813(lines 9651 9822) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9879(line 9879) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L854 garLoopResultBuilder]: At program point L9417(line 9417) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9417-1(line 9417) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L854 garLoopResultBuilder]: At program point L9318(lines 9309 9331) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9781(lines 9781 9785) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9682(lines 9682 9686) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L854 garLoopResultBuilder]: At program point L9847(line 9847) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9847-1(line 9847) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9814(line 9814) no Hoare annotation was computed. [2021-12-06 20:24:09,115 INFO L854 garLoopResultBuilder]: At program point L9418(line 9418) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,115 INFO L854 garLoopResultBuilder]: At program point L11631(lines 11630 11632) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,115 INFO L858 garLoopResultBuilder]: For program point L9418-1(line 9418) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L9914(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L9815(line 9815) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9815-1(line 9815) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L6446(lines 6441 6448) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9452(lines 9452 9455) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L9419(line 9419) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9419-1(line 9419) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9452-2(lines 9393 9475) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L9551(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,116 INFO L854 garLoopResultBuilder]: At program point L9518(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9287(line 9287) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9981(lines 9981 9984) no Hoare annotation was computed. [2021-12-06 20:24:09,116 INFO L858 garLoopResultBuilder]: For program point L9750-1(line 9750) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L854 garLoopResultBuilder]: At program point L9750(line 9750) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9420(lines 9420 9423) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L854 garLoopResultBuilder]: At program point L9916(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,117 INFO L854 garLoopResultBuilder]: At program point L9817(line 9817) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9817-1(line 9817) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9751(lines 9751 9754) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L854 garLoopResultBuilder]: At program point L9520(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9289-4(line 9289) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9289-5(lines 9289 9293) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9289(line 9289) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9289-2(line 9289) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L858 garLoopResultBuilder]: For program point L9884(lines 9884 9887) no Hoare annotation was computed. [2021-12-06 20:24:09,117 INFO L854 garLoopResultBuilder]: At program point L9818(line 9818) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9818-1(line 9818) no Hoare annotation was computed. [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9356(lines 9356 9357) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9356-1(lines 9356 9357) no Hoare annotation was computed. [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9290(line 9290) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (bvsle |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9290-1(line 9290) no Hoare annotation was computed. [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9819(line 9819) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9786(line 9786) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9819-1(lines 9651 9822) the Hoare annotation is: (let ((.cse0 (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|)) (.cse1 (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64)))) (.cse2 (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8))) (.cse3 (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|)) (.cse4 (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64)))) (.cse5 (= ~ldv_spin~0 (_ bv0 32)))) (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| .cse0 .cse1 (= (bvadd |netback_changed_talk_to_netback_~err~10#1| (_ bv12 32)) (_ bv0 32)) .cse2 .cse3 (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) .cse4 .cse5) (and |netback_changed_#t~switch1011#1| .cse0 .cse1 (= (bvadd (_ bv2 32) |netback_changed_xen_net_read_mac_#res#1|) (_ bv0 32)) .cse2 (= (bvadd |netback_changed_talk_to_netback_~err~10#1| (_ bv2 32)) (_ bv0 32)) .cse3 .cse4 .cse5))) [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9786-1(line 9786) no Hoare annotation was computed. [2021-12-06 20:24:09,118 INFO L854 garLoopResultBuilder]: At program point L9687(line 9687) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9687-1(line 9687) no Hoare annotation was computed. [2021-12-06 20:24:09,118 INFO L858 garLoopResultBuilder]: For program point L9456-1(lines 9393 9475) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9787(lines 9787 9791) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9952(line 9952) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9952-1(line 9952) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9721(lines 9651 9822) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9688(line 9688) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9688-1(line 9688) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9358(lines 9358 9361) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9821(lines 9636 9823) the Hoare annotation is: (let ((.cse0 (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|)) (.cse1 (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64)))) (.cse2 (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8))) (.cse3 (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|)) (.cse4 (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64)))) (.cse5 (= ~ldv_spin~0 (_ bv0 32)))) (or (and |netback_changed_#t~switch1011#1| .cse0 .cse1 (= (bvadd (_ bv2 32) |netback_changed_xen_net_read_mac_#res#1|) (_ bv0 32)) (= (bvadd (_ bv2 32) |netback_changed_talk_to_netback_#res#1|) (_ bv0 32)) .cse2 (= (bvadd |netback_changed_talk_to_netback_~err~10#1| (_ bv2 32)) (_ bv0 32)) .cse3 .cse4 .cse5) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| .cse0 .cse1 (= (bvadd |netback_changed_talk_to_netback_~err~10#1| (_ bv12 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd (_ bv12 32) |netback_changed_talk_to_netback_#res#1|)) .cse2 .cse3 (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) .cse4 .cse5))) [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9557(line 9557) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9557-1(line 9557) no Hoare annotation was computed. [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L11605(lines 11604 11606) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,119 INFO L854 garLoopResultBuilder]: At program point L9689(line 9689) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,119 INFO L858 garLoopResultBuilder]: For program point L9689-1(line 9689) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9425(line 9425) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L858 garLoopResultBuilder]: For program point L9425-1(line 9425) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9359(lines 9336 9375) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L858 garLoopResultBuilder]: For program point L9987(line 9987) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L858 garLoopResultBuilder]: For program point L9855-2(lines 9855 9858) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9756(lines 9739 9761) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9723(lines 9651 9822) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9888(line 9888) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L858 garLoopResultBuilder]: For program point L9855(lines 9855 9858) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L858 garLoopResultBuilder]: For program point L9888-1(line 9888) no Hoare annotation was computed. [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9558(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L11639(lines 11638 11640) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,120 INFO L854 garLoopResultBuilder]: At program point L9327(line 9327) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L858 garLoopResultBuilder]: For program point L9327-1(line 9327) no Hoare annotation was computed. [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9493(line 9493) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L858 garLoopResultBuilder]: For program point L9493-1(line 9493) no Hoare annotation was computed. [2021-12-06 20:24:09,121 INFO L858 garLoopResultBuilder]: For program point L9427(lines 9427 9432) no Hoare annotation was computed. [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9559(lines 9477 9561) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9758(lines 9739 9761) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9494-1(lines 9494 9495) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9461(lines 9393 9475) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9494(lines 9494 9495) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,121 INFO L854 garLoopResultBuilder]: At program point L9329(lines 9309 9331) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L9296(lines 9273 9303) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L9924(line 9924) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L9891(line 9891) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9924-1(line 9924) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9891-1(line 9891) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9660(lines 9660 9663) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9660-2(lines 9660 9663) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L9792(line 9792) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,122 INFO L858 garLoopResultBuilder]: For program point L9792-1(line 9792) no Hoare annotation was computed. [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L9330(lines 9305 9332) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,122 INFO L854 garLoopResultBuilder]: At program point L11510(lines 11509 11511) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9925(lines 9925 9928) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9859(lines 9859 9863) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L854 garLoopResultBuilder]: At program point L9925-2(lines 9925 9928) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9991(lines 9991 9994) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point netback_changedFINAL(lines 9942 10002) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9793(lines 9793 9797) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L854 garLoopResultBuilder]: At program point L9298(lines 9273 9303) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (bvsle |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,123 INFO L854 garLoopResultBuilder]: At program point L9529(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9496(line 9496) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9926-1(line 9926) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L854 garLoopResultBuilder]: At program point L9926(line 9926) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9728(lines 9728 9732) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point netback_changedEXIT(lines 9942 10002) no Hoare annotation was computed. [2021-12-06 20:24:09,123 INFO L858 garLoopResultBuilder]: For program point L9398-1(line 9398) no Hoare annotation was computed. [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9365(line 9365) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L858 garLoopResultBuilder]: For program point L9365-1(line 9365) no Hoare annotation was computed. [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9497(lines 9497 9498) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9497-1(lines 9497 9498) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9398(line 9398) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9795(lines 9651 9822) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L9531(lines 9491 9560) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L6426(line 6426) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L6426-2(lines 6424 6427) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,124 INFO L858 garLoopResultBuilder]: For program point L6426-1(line 6426) no Hoare annotation was computed. [2021-12-06 20:24:09,124 INFO L854 garLoopResultBuilder]: At program point L11513(lines 11512 11514) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,124 INFO L858 garLoopResultBuilder]: For program point L9763(lines 9763 9767) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L854 garLoopResultBuilder]: At program point L9961(line 9961) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9961-1(line 9961) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L854 garLoopResultBuilder]: At program point L9895(line 9895) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9895-1(line 9895) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9499(line 9499) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L854 garLoopResultBuilder]: At program point L9466(line 9466) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9697(lines 9697 9707) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L854 garLoopResultBuilder]: At program point L9301(line 9301) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9301-1(line 9301) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9466-1(line 9466) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9400(lines 9400 9405) no Hoare annotation was computed. [2021-12-06 20:24:09,125 INFO L854 garLoopResultBuilder]: At program point L9367(lines 9336 9375) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,125 INFO L858 garLoopResultBuilder]: For program point L9995(line 9995) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9962(lines 9962 9967) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9698(lines 9698 9705) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9929(line 9929) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9962-2(lines 9962 9967) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9467(lines 9393 9475) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9368(line 9368) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9368-1(line 9368) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9302(lines 9262 9304) the Hoare annotation is: (let ((.cse0 (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|)) (.cse1 (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64)))) (.cse2 (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8))) (.cse3 (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|)) (.cse4 (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64)))) (.cse5 (= ~ldv_spin~0 (_ bv0 32)))) (or (and |netback_changed_#t~switch1011#1| .cse0 .cse1 (= (bvadd (_ bv2 32) |netback_changed_xen_net_read_mac_#res#1|) (_ bv0 32)) .cse2 (bvsle |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32)) .cse3 .cse4 .cse5) (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| .cse0 .cse1 (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) .cse2 (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) .cse3 (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) .cse4 .cse5))) [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9930(line 9930) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9798-1(line 9798) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L854 garLoopResultBuilder]: At program point L9699(line 9699) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9666(line 9666) no Hoare annotation was computed. [2021-12-06 20:24:09,126 INFO L858 garLoopResultBuilder]: For program point L9699-1(line 9699) no Hoare annotation was computed. [2021-12-06 20:24:09,127 INFO L854 garLoopResultBuilder]: At program point L9897(line 9897) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,127 INFO L858 garLoopResultBuilder]: For program point L9897-1(line 9897) no Hoare annotation was computed. [2021-12-06 20:24:09,127 INFO L854 garLoopResultBuilder]: At program point L9798(line 9798) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,127 INFO L854 garLoopResultBuilder]: At program point L9468(lines 9393 9475) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,127 INFO L858 garLoopResultBuilder]: For program point L9666-2(line 9666) no Hoare annotation was computed. [2021-12-06 20:24:09,127 INFO L854 garLoopResultBuilder]: At program point L9931(line 9931) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,127 INFO L858 garLoopResultBuilder]: For program point L9733(lines 9733 9761) no Hoare annotation was computed. [2021-12-06 20:24:09,127 INFO L854 garLoopResultBuilder]: At program point L9700(line 9700) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,127 INFO L858 garLoopResultBuilder]: For program point L9700-1(line 9700) no Hoare annotation was computed. [2021-12-06 20:24:09,127 INFO L858 garLoopResultBuilder]: For program point L9733-2(lines 9733 9761) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9865(lines 9865 9868) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9799(lines 9799 9807) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L9370(lines 9336 9375) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L11616(line 11616) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L11616-2(lines 11615 11617) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L11616-1(line 11616) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L9337(line 9337) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9337-1(line 9337) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9932(line 9932) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L9899(line 9899) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9899-1(line 9899) no Hoare annotation was computed. [2021-12-06 20:24:09,128 INFO L854 garLoopResultBuilder]: At program point L9701(line 9701) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,128 INFO L858 garLoopResultBuilder]: For program point L9734-1(line 9734) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9800(lines 9800 9803) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9734(line 9734) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9536-3(lines 9536 9537) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9470-1(line 9470) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9371(line 9371) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9338(lines 9338 9341) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9371-1(line 9371) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9536(line 9536) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9536-2(line 9536) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9470(line 9470) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9900(lines 9900 9901) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,129 INFO L858 garLoopResultBuilder]: For program point L9900-1(lines 9900 9901) no Hoare annotation was computed. [2021-12-06 20:24:09,129 INFO L854 garLoopResultBuilder]: At program point L9999(lines 9951 10001) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point L9801(lines 9651 9822) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9735(lines 9735 9738) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9504(line 9504) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point L9471(lines 9393 9475) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9504-2(line 9504) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point L11519(lines 11518 11520) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point netback_changedENTRY(lines 9942 10002) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point L9934(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9670-2(lines 9670 9673) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9538(lines 9538 9543) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9769(lines 9769 9773) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L858 garLoopResultBuilder]: For program point L9670(lines 9670 9673) no Hoare annotation was computed. [2021-12-06 20:24:09,130 INFO L854 garLoopResultBuilder]: At program point L9373(lines 9336 9375) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L6433(lines 6433 6436) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9505(line 9505) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9505-1(line 9505) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9472(lines 9393 9475) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9439(line 9439) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9439-1(line 9439) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9968(lines 9968 9998) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9374(lines 9333 9376) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9870-1(line 9870) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9969(line 9969) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9936(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,131 INFO L858 garLoopResultBuilder]: For program point L9969-2(line 9969) no Hoare annotation was computed. [2021-12-06 20:24:09,131 INFO L854 garLoopResultBuilder]: At program point L9870(line 9870) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L11522(lines 11521 11523) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L9474(lines 9377 9476) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9342-1(line 9342) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L9342(line 9342) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9970(line 9970) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9970-2(line 9970) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9310-1(line 9310) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9343(lines 9343 9346) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L9310(line 9310) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9971(line 9971) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L858 garLoopResultBuilder]: For program point L9971-2(line 9971) no Hoare annotation was computed. [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L9905(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,132 INFO L854 garLoopResultBuilder]: At program point L9872(line 9872) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9872-1(line 9872) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9278-1(line 9278) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9311(lines 9311 9314) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L854 garLoopResultBuilder]: At program point L9278(line 9278) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9972(line 9972) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L854 garLoopResultBuilder]: At program point L9939(lines 9824 9941) the Hoare annotation is: (or (and |netback_changed_#t~switch1011#1| (= ~ldv_spin~0 (_ bv0 32))) (not (= |old(~ldv_spin~0)| (_ bv0 32)))) [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9972-2(line 9972) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9741(lines 9741 9745) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9675(lines 9675 9679) no Hoare annotation was computed. [2021-12-06 20:24:09,133 INFO L854 garLoopResultBuilder]: At program point L6438(lines 6429 6440) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,133 INFO L854 garLoopResultBuilder]: At program point L9444(line 9444) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,133 INFO L858 garLoopResultBuilder]: For program point L9444-1(line 9444) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9279(lines 9279 9283) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9973(line 9973) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L854 garLoopResultBuilder]: At program point L9907(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9709(lines 9709 9719) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9775(lines 9775 9779) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L854 garLoopResultBuilder]: At program point L9445(line 9445) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,134 INFO L854 garLoopResultBuilder]: At program point L9412(line 9412) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9445-1(line 9445) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9412-1(line 9412) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L854 garLoopResultBuilder]: At program point L9280(line 9280) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9280-1(line 9280) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9710(lines 9710 9717) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L858 garLoopResultBuilder]: For program point L9446-1(line 9446) no Hoare annotation was computed. [2021-12-06 20:24:09,134 INFO L854 garLoopResultBuilder]: At program point L9446(line 9446) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,135 INFO L854 garLoopResultBuilder]: At program point L9909(lines 9846 9940) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,135 INFO L854 garLoopResultBuilder]: At program point L11032(line 11032) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv31616 64) |netback_changed_kcalloc_~size#1|) (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (exists ((|netback_changed_talk_to_netback_~num_queues~7#1| (_ BitVec 32))) (= |netback_changed_kcalloc_~n#1| ((_ zero_extend 32) |netback_changed_talk_to_netback_~num_queues~7#1|))) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L9975(line 9975) no Hoare annotation was computed. [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L11032-1(line 11032) no Hoare annotation was computed. [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L11627-1(line 11627) no Hoare annotation was computed. [2021-12-06 20:24:09,135 INFO L854 garLoopResultBuilder]: At program point L11627(line 11627) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L9546(line 9546) no Hoare annotation was computed. [2021-12-06 20:24:09,135 INFO L854 garLoopResultBuilder]: At program point L9711(line 9711) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L9711-1(line 9711) no Hoare annotation was computed. [2021-12-06 20:24:09,135 INFO L854 garLoopResultBuilder]: At program point L9348(lines 9348 9349) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,135 INFO L858 garLoopResultBuilder]: For program point L9348-1(lines 9348 9349) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L9315(lines 9315 9316) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9315-1(lines 9315 9316) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L11627-2(lines 11626 11628) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L9546-2(line 9546) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9546-3(lines 9546 9547) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9447(lines 9447 9450) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L9877(line 9877) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L9877-1(line 9877) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9976(lines 9976 9979) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9514(line 9514) no Hoare annotation was computed. [2021-12-06 20:24:09,136 INFO L854 garLoopResultBuilder]: At program point L9712(line 9712) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,136 INFO L858 garLoopResultBuilder]: For program point L9712-1(line 9712) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L854 garLoopResultBuilder]: At program point L11034(lines 11029 11036) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (and (not (= |netback_changed_xen_net_read_mac_~i~16#1| (_ bv5 32))) |netback_changed_#t~switch1011#1| (= (_ bv0 64) |netback_changed_xen_net_read_mac_~macstr~0#1.offset|) (not (bvugt |netback_changed_xen_net_read_mac_~macstr~0#1.base| (_ bv18446744073709547520 64))) (not (= (_ bv3 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= |netback_changed_xen_net_read_mac_~tmp___1~23#1| (_ bv0 8)) (= (_ bv0 64) |netback_changed_kcalloc_#res#1.base|) (= (_ bv0 64) |netback_changed_kcalloc_#res#1.offset|) (not (= (_ bv2 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (not (= (_ bv4 32) |netback_changed_xen_net_read_mac_~i~16#1|)) (= (_ bv0 64) |netback_changed_xenbus_read_#res#1.offset|) (= (_ bv0 32) |netback_changed_xen_net_read_mac_#res#1|) (= |netback_changed_talk_to_netback_~err~10#1| (_ bv0 32)) (not (bvugt |netback_changed_xenbus_read_#res#1.base| (_ bv18446744073709547520 64))) (= ~ldv_spin~0 (_ bv0 32)))) [2021-12-06 20:24:09,137 INFO L854 garLoopResultBuilder]: At program point L9812(line 9812) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L9812-1(line 9812) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L854 garLoopResultBuilder]: At program point L9878(line 9878) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L9548(lines 9548 9553) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L854 garLoopResultBuilder]: At program point L9713(line 9713) the Hoare annotation is: (not (= |old(~ldv_spin~0)| (_ bv0 32))) [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L9317(lines 9317 9320) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L9350(lines 9350 9353) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L6623-1(line 6623) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point get_pageEXIT(lines 6602 6635) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L861 garLoopResultBuilder]: At program point L6623(line 6623) the Hoare annotation is: true [2021-12-06 20:24:09,137 INFO L861 garLoopResultBuilder]: At program point L6592(lines 6587 6594) the Hoare annotation is: true [2021-12-06 20:24:09,137 INFO L858 garLoopResultBuilder]: For program point L6615-1(line 6615) no Hoare annotation was computed. [2021-12-06 20:24:09,137 INFO L861 garLoopResultBuilder]: At program point L6615(line 6615) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point L6613-2(lines 6613 6621) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6613(lines 6613 6621) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point L11397(lines 11396 11398) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point L6632(line 6632) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point get_pageFINAL(lines 6602 6635) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point L6628(lines 6624 6630) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6591-1(line 6591) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6622(line 6622) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point L6591(line 6591) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6624(lines 6624 6631) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6616(lines 6616 6619) no Hoare annotation was computed. [2021-12-06 20:24:09,138 INFO L861 garLoopResultBuilder]: At program point get_pageENTRY(lines 6602 6635) the Hoare annotation is: true [2021-12-06 20:24:09,138 INFO L858 garLoopResultBuilder]: For program point L6612-1(line 6612) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L861 garLoopResultBuilder]: At program point L6612(line 6612) the Hoare annotation is: true [2021-12-06 20:24:09,139 INFO L861 garLoopResultBuilder]: At program point L11305(lines 11304 11306) the Hoare annotation is: true [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point L9020(lines 9020 9028) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point L9020-1(lines 9020 9028) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L854 garLoopResultBuilder]: At program point L9018(line 9018) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,139 INFO L861 garLoopResultBuilder]: At program point L9057(lines 9046 9061) the Hoare annotation is: true [2021-12-06 20:24:09,139 INFO L854 garLoopResultBuilder]: At program point L9024(line 9024) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,139 INFO L854 garLoopResultBuilder]: At program point L9055(lines 9046 9061) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point L9018-1(line 9018) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L854 garLoopResultBuilder]: At program point L9047(line 9047) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point L9047-1(line 9047) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point xennet_poll_controllerEXIT(lines 9040 9062) no Hoare annotation was computed. [2021-12-06 20:24:09,139 INFO L854 garLoopResultBuilder]: At program point L9037(lines 9032 9039) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,139 INFO L858 garLoopResultBuilder]: For program point L9004(line 9004) no Hoare annotation was computed. [2021-12-06 20:24:09,140 INFO L861 garLoopResultBuilder]: At program point L9002(line 9002) the Hoare annotation is: true [2021-12-06 20:24:09,140 INFO L854 garLoopResultBuilder]: At program point L9029(lines 9008 9031) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,140 INFO L858 garLoopResultBuilder]: For program point xennet_poll_controllerFINAL(lines 9040 9062) no Hoare annotation was computed. [2021-12-06 20:24:09,140 INFO L861 garLoopResultBuilder]: At program point L9002-1(line 9002) the Hoare annotation is: true [2021-12-06 20:24:09,140 INFO L854 garLoopResultBuilder]: At program point L9021(lines 9021 9022) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,140 INFO L858 garLoopResultBuilder]: For program point L9021-1(lines 9021 9022) no Hoare annotation was computed. [2021-12-06 20:24:09,140 INFO L854 garLoopResultBuilder]: At program point L9019(line 9019) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,140 INFO L854 garLoopResultBuilder]: At program point xennet_poll_controllerENTRY(lines 9040 9062) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,140 INFO L858 garLoopResultBuilder]: For program point L9019-1(line 9019) no Hoare annotation was computed. [2021-12-06 20:24:09,140 INFO L858 garLoopResultBuilder]: For program point L9023(lines 9023 9026) no Hoare annotation was computed. [2021-12-06 20:24:09,140 INFO L854 garLoopResultBuilder]: At program point L9005(lines 8996 9007) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,140 INFO L861 garLoopResultBuilder]: At program point L9003(line 9003) the Hoare annotation is: true [2021-12-06 20:24:09,140 INFO L861 garLoopResultBuilder]: At program point __skb_insertENTRY(lines 6745 6758) the Hoare annotation is: true [2021-12-06 20:24:09,140 INFO L858 garLoopResultBuilder]: For program point __skb_insertEXIT(lines 6745 6758) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point __skb_insertFINAL(lines 6745 6758) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point xennet_release_tx_bufsENTRY(lines 8807 8840) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8828(lines 8828 8829) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8828-1(lines 8828 8829) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8830(lines 8813 8839) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point xennet_release_tx_bufsFINAL(lines 8807 8840) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point L8818(lines 8818 8821) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8824(line 8824) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point L8824-1(line 8824) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8835(lines 8813 8839) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point xennet_release_tx_bufsEXIT(lines 8807 8840) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8833(lines 8813 8839) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8825(line 8825) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L858 garLoopResultBuilder]: For program point L8825-1(line 8825) no Hoare annotation was computed. [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L7316(lines 7313 7318) the Hoare annotation is: true [2021-12-06 20:24:09,141 INFO L861 garLoopResultBuilder]: At program point L8823(line 8823) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point L8823-1(line 8823) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 6522 6528) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 6522 6528) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point skb_queue_head_initFINAL(lines 6735 6744) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point L6732(lines 6724 6734) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point skb_queue_head_initENTRY(lines 6735 6744) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point L6739-1(line 6739) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point L6739(line 6739) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point L6740-1(line 6740) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point L6740(line 6740) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point skb_queue_head_initEXIT(lines 6735 6744) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point L6943(lines 6943 6947) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point L6941(lines 6941 6950) no Hoare annotation was computed. [2021-12-06 20:24:09,142 INFO L861 garLoopResultBuilder]: At program point L11314(lines 11313 11315) the Hoare annotation is: true [2021-12-06 20:24:09,142 INFO L858 garLoopResultBuilder]: For program point napi_scheduleEXIT(lines 6954 6965) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point L6925(lines 6920 6927) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point napi_scheduleENTRY(lines 6954 6965) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point L6942(line 6942) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6942-1(line 6942) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6936-2(lines 6934 6952) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6936(lines 6936 6940) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6959(lines 6959 6962) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6924-1(line 6924) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point L6924(line 6924) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point L6959-2(lines 6954 6965) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point L6951(lines 6928 6953) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point free_netdevFINAL(lines 11419 11421) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L858 garLoopResultBuilder]: For program point free_netdevEXIT(lines 11419 11421) no Hoare annotation was computed. [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point free_netdevENTRY(lines 11419 11421) the Hoare annotation is: true [2021-12-06 20:24:09,143 INFO L861 garLoopResultBuilder]: At program point __phys_addrENTRY(lines 11330 11332) the Hoare annotation is: true [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point __phys_addrEXIT(lines 11330 11332) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point __phys_addrFINAL(lines 11330 11332) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L861 garLoopResultBuilder]: At program point xennet_change_mtuENTRY(lines 8740 8754) the Hoare annotation is: true [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point L8747(lines 8747 8750) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point L8746(line 8746) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point xennet_change_mtuFINAL(lines 8740 8754) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point xennet_change_mtuEXIT(lines 8740 8754) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L861 garLoopResultBuilder]: At program point L8745(line 8745) the Hoare annotation is: true [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point L8745-1(line 8745) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point L8746-2(line 8746) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L861 garLoopResultBuilder]: At program point lowmem_page_addressENTRY(lines 6648 6653) the Hoare annotation is: true [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point lowmem_page_addressFINAL(lines 6648 6653) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point lowmem_page_addressEXIT(lines 6648 6653) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L858 garLoopResultBuilder]: For program point skb_frag_pageEXIT(lines 6870 6875) no Hoare annotation was computed. [2021-12-06 20:24:09,144 INFO L861 garLoopResultBuilder]: At program point skb_frag_pageENTRY(lines 6870 6875) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point skb_frag_pageFINAL(lines 6870 6875) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point xenbus_writeEXIT(lines 11645 11647) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point xenbus_writeFINAL(lines 11645 11647) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point xenbus_writeENTRY(lines 11645 11647) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point L-1-3(line -1) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point netif_carrier_offFINAL(lines 11515 11517) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point netif_carrier_offEXIT(lines 11515 11517) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point netif_carrier_offENTRY(lines 11515 11517) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point L6686(lines 6686 6689) no Hoare annotation was computed. [2021-12-06 20:24:09,145 INFO L861 garLoopResultBuilder]: At program point xennet_select_queueENTRY(lines 7917 7933) the Hoare annotation is: true [2021-12-06 20:24:09,145 INFO L858 garLoopResultBuilder]: For program point L6686-2(lines 6686 6689) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point xennet_select_queueFINAL(lines 7917 7933) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point L7925-2(lines 7925 7930) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point L7925(lines 7925 7930) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L861 garLoopResultBuilder]: At program point L11340(lines 11339 11341) the Hoare annotation is: true [2021-12-06 20:24:09,146 INFO L861 garLoopResultBuilder]: At program point L6690(lines 6683 6692) the Hoare annotation is: true [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point xennet_select_queueEXIT(lines 7917 7933) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point ldv_spin_lockEXIT(lines 11259 11265) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L861 garLoopResultBuilder]: At program point ldv_spin_lockENTRY(lines 11259 11265) the Hoare annotation is: true [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point ldv_spin_lockFINAL(lines 11259 11265) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 6463 6480) the Hoare annotation is: true [2021-12-06 20:24:09,146 INFO L854 garLoopResultBuilder]: At program point L6475-1(line 6475) the Hoare annotation is: (= (_ bv0 64) ldv_malloc_~p~0.offset) [2021-12-06 20:24:09,146 INFO L854 garLoopResultBuilder]: At program point L6475(line 6475) the Hoare annotation is: (= (_ bv0 64) ldv_malloc_~p~0.offset) [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point L6476-1(line 6476) no Hoare annotation was computed. [2021-12-06 20:24:09,146 INFO L854 garLoopResultBuilder]: At program point L6476(line 6476) the Hoare annotation is: (and (= (_ bv0 64) ldv_malloc_~p~0.offset) (let ((.cse0 (bvugt (bvadd ldv_malloc_~p~0.base ldv_malloc_~p~0.offset) (_ bv18446744073709547520 64)))) (or (and .cse0 (= |ldv_malloc_#t~ret85| (_ bv1 8))) (and (= |ldv_malloc_#t~ret85| (_ bv0 8)) (not .cse0))))) [2021-12-06 20:24:09,146 INFO L858 garLoopResultBuilder]: For program point L6470(lines 6470 6478) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 6463 6480) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 6463 6480) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point L9181(lines 9181 9184) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point L9181-1(lines 9178 9187) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L861 garLoopResultBuilder]: At program point xennet_end_accessENTRY(lines 9178 9187) the Hoare annotation is: true [2021-12-06 20:24:09,147 INFO L861 garLoopResultBuilder]: At program point L9182(line 9182) the Hoare annotation is: true [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point xennet_end_accessEXIT(lines 9178 9187) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L861 garLoopResultBuilder]: At program point L6702(line 6702) the Hoare annotation is: true [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point skb_getFINAL(lines 6699 6705) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point skb_getEXIT(lines 6699 6705) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point L6702-1(line 6702) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L861 garLoopResultBuilder]: At program point skb_getENTRY(lines 6699 6705) the Hoare annotation is: true [2021-12-06 20:24:09,147 INFO L861 garLoopResultBuilder]: At program point constant_test_bitENTRY(lines 6100 6105) the Hoare annotation is: true [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point constant_test_bitFINAL(lines 6100 6105) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point constant_test_bitEXIT(lines 6100 6105) no Hoare annotation was computed. [2021-12-06 20:24:09,147 INFO L858 garLoopResultBuilder]: For program point L11229(lines 11229 11232) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point ldv_check_alloc_flagsEXIT(lines 11226 11235) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point L11231-1(lines 11226 11235) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L861 garLoopResultBuilder]: At program point ldv_check_alloc_flagsENTRY(lines 11226 11235) the Hoare annotation is: true [2021-12-06 20:24:09,148 INFO L854 garLoopResultBuilder]: At program point L11231(line 11231) the Hoare annotation is: (and (not (= ~ldv_spin~0 (_ bv0 32))) (not (= |ldv_check_alloc_flags_#in~flags| (_ bv544 32)))) [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point rtnl_unlockEXIT(lines 11550 11552) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L861 garLoopResultBuilder]: At program point rtnl_unlockFINAL(lines 11550 11552) the Hoare annotation is: true [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point L7361-1(line 7361) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L861 garLoopResultBuilder]: At program point L7361(line 7361) the Hoare annotation is: true [2021-12-06 20:24:09,148 INFO L861 garLoopResultBuilder]: At program point xennet_get_rx_refENTRY(lines 7355 7367) the Hoare annotation is: true [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point xennet_get_rx_refEXIT(lines 7355 7367) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point xennet_get_rx_refFINAL(lines 7355 7367) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point kfreeEXIT(lines 11649 11651) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L861 garLoopResultBuilder]: At program point kfreeENTRY(lines 11649 11651) the Hoare annotation is: true [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point kfreeFINAL(lines 11649 11651) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point u64_stats_update_beginEXIT(lines 6900 6905) no Hoare annotation was computed. [2021-12-06 20:24:09,148 INFO L858 garLoopResultBuilder]: For program point u64_stats_update_beginFINAL(lines 6900 6905) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point u64_stats_update_beginENTRY(lines 6900 6905) the Hoare annotation is: true [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point __netdev_alloc_skbENTRY(lines 11316 11325) the Hoare annotation is: true [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point L11317-1(line 11317) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point L11318-2(lines 11318 11323) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point __netdev_alloc_skbEXIT(lines 11316 11325) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point L11317(line 11317) the Hoare annotation is: true [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point L11320(line 11320) the Hoare annotation is: true [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point L11318(lines 11318 11323) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point L11320-1(line 11320) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point __netdev_alloc_skbFINAL(lines 11316 11325) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point skb_add_rx_fragENTRY(lines 11557 11559) the Hoare annotation is: true [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point skb_add_rx_fragFINAL(lines 11557 11559) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L858 garLoopResultBuilder]: For program point skb_add_rx_fragEXIT(lines 11557 11559) no Hoare annotation was computed. [2021-12-06 20:24:09,149 INFO L861 garLoopResultBuilder]: At program point bind_evtchn_to_irqhandlerENTRY(lines 11374 11376) the Hoare annotation is: true [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point bind_evtchn_to_irqhandlerEXIT(lines 11374 11376) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point bind_evtchn_to_irqhandlerFINAL(lines 11374 11376) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point xenbus_transaction_endFINAL(lines 11634 11636) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point xenbus_transaction_endEXIT(lines 11634 11636) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L861 garLoopResultBuilder]: At program point xenbus_transaction_endENTRY(lines 11634 11636) the Hoare annotation is: true [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L10362(lines 10354 10366) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L11200(line 11200) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point L11200-1(line 11200) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L11221(lines 11216 11223) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L10391(line 10391) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point L10391-1(line 10391) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L858 garLoopResultBuilder]: For program point L10358(line 10358) no Hoare annotation was computed. [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L10540(lines 10532 10542) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L11213(lines 11205 11215) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,150 INFO L854 garLoopResultBuilder]: At program point L10412(line 10412) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L858 garLoopResultBuilder]: For program point L10412-1(line 10412) no Hoare annotation was computed. [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L10408(lines 10379 10419) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L858 garLoopResultBuilder]: For program point L10392(lines 10392 10396) no Hoare annotation was computed. [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L10392-2(lines 10392 10396) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L11383(lines 11382 11384) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L10380(line 10380) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L858 garLoopResultBuilder]: For program point L10380-1(line 10380) no Hoare annotation was computed. [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L11202(lines 11197 11204) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L858 garLoopResultBuilder]: For program point L10397(line 10397) no Hoare annotation was computed. [2021-12-06 20:24:09,151 INFO L858 garLoopResultBuilder]: For program point L11219-1(line 11219) no Hoare annotation was computed. [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L11219(line 11219) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L10360(lines 10354 10366) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L11426(lines 11425 11427) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,151 INFO L854 garLoopResultBuilder]: At program point L10406(lines 10379 10419) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,152 INFO L854 garLoopResultBuilder]: At program point L10365(lines 10351 10367) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point xennet_removeFINAL(lines 10370 10420) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point L10411(lines 10411 10415) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point xennet_removeEXIT(lines 10370 10420) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point L10411-2(lines 10411 10415) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L854 garLoopResultBuilder]: At program point xennet_removeENTRY(lines 10370 10420) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point L10535(lines 10535 10539) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 6515 6521) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 6515 6521) the Hoare annotation is: true [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 6519) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 6515 6521) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point net_ratelimitFINAL(lines 11502 11504) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point net_ratelimitEXIT(lines 11502 11504) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L861 garLoopResultBuilder]: At program point net_ratelimitENTRY(lines 11502 11504) the Hoare annotation is: true [2021-12-06 20:24:09,152 INFO L861 garLoopResultBuilder]: At program point netif_carrier_okENTRY(lines 7144 7151) the Hoare annotation is: true [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point netif_carrier_okFINAL(lines 7144 7151) no Hoare annotation was computed. [2021-12-06 20:24:09,152 INFO L858 garLoopResultBuilder]: For program point L7148-1(line 7148) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point L7148(line 7148) the Hoare annotation is: true [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point netif_carrier_okEXIT(lines 7144 7151) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point clear_bitENTRY(lines 6075 6081) the Hoare annotation is: true [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point clear_bitFINAL(lines 6075 6081) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point clear_bitEXIT(lines 6075 6081) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point spin_unlock_irqENTRY(lines 11003 11010) the Hoare annotation is: true [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point L11006-1(line 11006) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqEXIT(lines 11003 11010) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point L11006(line 11006) the Hoare annotation is: true [2021-12-06 20:24:09,153 INFO L854 garLoopResultBuilder]: At program point L6380(lines 6376 6382) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqFINAL(lines 11003 11010) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L854 garLoopResultBuilder]: At program point L11362(lines 11361 11363) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectFINAL(lines 6529 6534) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point ldv__builtin_expectENTRY(lines 6529 6534) the Hoare annotation is: true [2021-12-06 20:24:09,153 INFO L858 garLoopResultBuilder]: For program point ldv__builtin_expectEXIT(lines 6529 6534) no Hoare annotation was computed. [2021-12-06 20:24:09,153 INFO L861 garLoopResultBuilder]: At program point xenbus_grant_ringENTRY(lines 11608 11610) the Hoare annotation is: true [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point xenbus_grant_ringFINAL(lines 11608 11610) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point xenbus_grant_ringEXIT(lines 11608 11610) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point atomic_readFINAL(lines 6309 6314) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point atomic_readEXIT(lines 6309 6314) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L861 garLoopResultBuilder]: At program point atomic_readENTRY(lines 6309 6314) the Hoare annotation is: true [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L854 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (or (not (= ~ldv_spin~0 (_ bv0 32))) (= (_ bv1 64) |#Ultimate.C_memset_#t~loopctr1236|) (not (= (_ bv0 32) ~ldv_state_variable_2~0)) (= (_ bv4 64) |#Ultimate.C_memset_#t~loopctr1236|) (= (_ bv2 64) |#Ultimate.C_memset_#t~loopctr1236|) (= (_ bv0 64) |#Ultimate.C_memset_#t~loopctr1236|) (bvult (_ bv4 64) |#Ultimate.C_memset_#amount|) (= (_ bv3 64) |#Ultimate.C_memset_#t~loopctr1236|)) [2021-12-06 20:24:09,154 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point gnttab_claim_grant_referenceEXIT(lines 11441 11443) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L861 garLoopResultBuilder]: At program point gnttab_claim_grant_referenceENTRY(lines 11441 11443) the Hoare annotation is: true [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point gnttab_claim_grant_referenceFINAL(lines 11441 11443) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 6459 6461) the Hoare annotation is: true [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point L6460-2(lines 6459 6461) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point L6460(line 6460) no Hoare annotation was computed. [2021-12-06 20:24:09,154 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 6459 6461) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point get_id_from_freelistEXIT(lines 7327 7335) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L861 garLoopResultBuilder]: At program point get_id_from_freelistENTRY(lines 7327 7335) the Hoare annotation is: true [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point get_id_from_freelistFINAL(lines 7327 7335) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point netif_set_real_num_tx_queuesEXIT(lines 11525 11527) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point netif_set_real_num_tx_queuesFINAL(lines 11525 11527) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L861 garLoopResultBuilder]: At program point netif_set_real_num_tx_queuesENTRY(lines 11525 11527) the Hoare annotation is: true [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point gnttab_end_foreign_accessFINAL(lines 11444 11446) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point gnttab_end_foreign_accessEXIT(lines 11444 11446) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L861 garLoopResultBuilder]: At program point gnttab_end_foreign_accessENTRY(lines 11444 11446) the Hoare annotation is: true [2021-12-06 20:24:09,155 INFO L861 garLoopResultBuilder]: At program point L6715(lines 6706 6717) the Hoare annotation is: true [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point L6813-2(lines 6813 6816) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point L6813(lines 6813 6816) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point L6711(lines 6711 6714) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L861 garLoopResultBuilder]: At program point L6803(lines 6789 6805) the Hoare annotation is: true [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point L6711-2(lines 6711 6714) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point __skb_dequeueFINAL(lines 6806 6819) no Hoare annotation was computed. [2021-12-06 20:24:09,155 INFO L858 garLoopResultBuilder]: For program point __skb_dequeueEXIT(lines 6806 6819) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L861 garLoopResultBuilder]: At program point __skb_dequeueENTRY(lines 6806 6819) the Hoare annotation is: true [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8958-2(lines 8958 8961) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8954(lines 8923 8983) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8958(lines 8958 8961) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8930(lines 8930 8933) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8934(lines 8934 8937) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8926-1(lines 8923 8983) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8930-2(lines 8930 8933) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8926(lines 8926 8939) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8972(lines 8972 8975) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8972-2(lines 8972 8975) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8976(lines 8976 8979) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8968(lines 8968 8981) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L861 garLoopResultBuilder]: At program point xennet_fix_featuresENTRY(lines 8910 8984) the Hoare annotation is: true [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8948(lines 8948 8951) no Hoare annotation was computed. [2021-12-06 20:24:09,156 INFO L858 garLoopResultBuilder]: For program point L8940(lines 8923 8983) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L8944(lines 8944 8947) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L8944-2(lines 8944 8947) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point xennet_fix_featuresFINAL(lines 8910 8984) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L861 garLoopResultBuilder]: At program point L8924(line 8924) the Hoare annotation is: true [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L8924-1(line 8924) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point xennet_fix_featuresEXIT(lines 8910 8984) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L8962(lines 8962 8965) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point xennet_disconnect_backendEXIT(lines 9188 9236) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L861 garLoopResultBuilder]: At program point L9202(line 9202) the Hoare annotation is: true [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L9206(line 9206) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L861 garLoopResultBuilder]: At program point L9231(lines 9195 9235) the Hoare annotation is: true [2021-12-06 20:24:09,157 INFO L854 garLoopResultBuilder]: At program point L9223(line 9223) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L9223-1(line 9223) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L9211(line 9211) no Hoare annotation was computed. [2021-12-06 20:24:09,157 INFO L854 garLoopResultBuilder]: At program point xennet_disconnect_backendENTRY(lines 9188 9236) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,157 INFO L858 garLoopResultBuilder]: For program point L9207-2(lines 9207 9210) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9203(line 9203) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9207-4(lines 9207 9210) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9211-2(lines 9211 9215) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9207(line 9207) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9211-4(lines 9211 9215) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L854 garLoopResultBuilder]: At program point L9212(line 9212) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9212-1(line 9212) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L861 garLoopResultBuilder]: At program point L9204(line 9204) the Hoare annotation is: true [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9204-1(line 9204) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L854 garLoopResultBuilder]: At program point L9208(line 9208) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9208-1(line 9208) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L854 garLoopResultBuilder]: At program point L9229(lines 9195 9235) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,158 INFO L854 garLoopResultBuilder]: At program point L9213(line 9213) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point L9213-1(line 9213) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L858 garLoopResultBuilder]: For program point xennet_disconnect_backendFINAL(lines 9188 9236) no Hoare annotation was computed. [2021-12-06 20:24:09,158 INFO L861 garLoopResultBuilder]: At program point L9205(line 9205) the Hoare annotation is: true [2021-12-06 20:24:09,158 INFO L854 garLoopResultBuilder]: At program point L9205-1(line 9205) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point L9222-1(line 9222) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L854 garLoopResultBuilder]: At program point L9222(line 9222) the Hoare annotation is: (or (not (= |old(~ldv_spin~0)| (_ bv0 32))) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point L8796(line 8796) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L8795(lines 8770 8805) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L8799(lines 8770 8805) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L6909(lines 6906 6911) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point L8798(lines 8798 8801) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L8788(lines 8770 8805) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point L8787(lines 8787 8790) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point xennet_get_stats64ENTRY(lines 8755 8806) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point xennet_get_stats64EXIT(lines 8755 8806) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L8771(line 8771) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point L8771-1(line 8771) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point xennet_get_stats64FINAL(lines 8755 8806) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L861 garLoopResultBuilder]: At program point L6916(lines 6912 6918) the Hoare annotation is: true [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point test_and_set_bitEXIT(lines 6082 6090) no Hoare annotation was computed. [2021-12-06 20:24:09,159 INFO L858 garLoopResultBuilder]: For program point test_and_set_bitFINAL(lines 6082 6090) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point test_and_set_bitENTRY(lines 6082 6090) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point spinlock_checkENTRY(lines 6330 6335) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point spinlock_checkEXIT(lines 6330 6335) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point spinlock_checkFINAL(lines 6330 6335) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point xenbus_alloc_evtchnFINAL(lines 11593 11595) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point xenbus_alloc_evtchnEXIT(lines 11593 11595) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point xenbus_alloc_evtchnENTRY(lines 11593 11595) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point ERR_PTRENTRY(lines 6281 6286) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point ERR_PTREXIT(lines 6281 6286) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point ERR_PTRFINAL(lines 6281 6286) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point gnttab_alloc_grant_referencesEXIT(lines 11437 11439) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point gnttab_alloc_grant_referencesENTRY(lines 11437 11439) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point gnttab_alloc_grant_referencesFINAL(lines 11437 11439) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point atomic_incEXIT(lines 6315 6321) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point atomic_incENTRY(lines 6315 6321) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point atomic_incFINAL(lines 6315 6321) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L861 garLoopResultBuilder]: At program point L6144-1(lines 6144 6157) the Hoare annotation is: true [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point L6146-1(line 6146) no Hoare annotation was computed. [2021-12-06 20:24:09,160 INFO L858 garLoopResultBuilder]: For program point L6144(lines 6144 6157) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point cpumask_nextFINAL(lines 6162 6174) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L11417(lines 11416 11418) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L6159(lines 6133 6161) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6151(line 6151) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point cpumask_nextEXIT(lines 6162 6174) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6147(lines 6147 6150) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L6147-1(lines 6147 6150) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point cpumask_nextENTRY(lines 6162 6174) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L6143(line 6143) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6143-1(line 6143) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6166(lines 6166 6169) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6166-2(lines 6166 6169) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6158(line 6158) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L6152(lines 6152 6155) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L6146(line 6146) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L861 garLoopResultBuilder]: At program point L6148(line 6148) the Hoare annotation is: true [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L7392-2(line 7392) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point netfront_tx_slot_availableFINAL(lines 7385 7394) no Hoare annotation was computed. [2021-12-06 20:24:09,161 INFO L858 garLoopResultBuilder]: For program point L7392(line 7392) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point netfront_tx_slot_availableEXIT(lines 7385 7394) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point netfront_tx_slot_availableENTRY(lines 7385 7394) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point notify_remote_via_irqENTRY(lines 11532 11534) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point notify_remote_via_irqEXIT(lines 11532 11534) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point notify_remote_via_irqFINAL(lines 11532 11534) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point reg_timer_1EXIT(lines 10506 10513) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point reg_timer_1ENTRY(lines 10506 10513) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point reg_timer_1FINAL(lines 10506 10513) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point skb_headlenENTRY(lines 6820 6825) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point skb_headlenFINAL(lines 6820 6825) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point skb_headlenEXIT(lines 6820 6825) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point spin_lock_irqFINAL(lines 10979 10986) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point spin_lock_irqENTRY(lines 10979 10986) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point L10982-1(line 10982) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L858 garLoopResultBuilder]: For program point spin_lock_irqEXIT(lines 10979 10986) no Hoare annotation was computed. [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point L11353(lines 11352 11354) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point L10982(line 10982) the Hoare annotation is: true [2021-12-06 20:24:09,162 INFO L861 garLoopResultBuilder]: At program point L6356(lines 6352 6358) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point gnttab_release_grant_referenceENTRY(lines 11461 11463) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point gnttab_release_grant_referenceFINAL(lines 11461 11463) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point gnttab_release_grant_referenceEXIT(lines 11461 11463) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point L7073-1(line 7073) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point L7073(line 7073) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point L7074-1(lines 7074 7077) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point netif_tx_stop_queueFINAL(lines 7066 7087) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point L7084(line 7084) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point netif_tx_stop_queueEXIT(lines 7066 7087) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point L7078(line 7078) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point L7079(lines 7079 7083) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point netif_tx_stop_queueENTRY(lines 7066 7087) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point L7074(lines 7074 7077) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point L7075(line 7075) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point eth_mac_addrEXIT(lines 11400 11402) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point eth_mac_addrENTRY(lines 11400 11402) the Hoare annotation is: true [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point eth_mac_addrFINAL(lines 11400 11402) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L858 garLoopResultBuilder]: For program point xennet_can_sgEXIT(lines 7370 7375) no Hoare annotation was computed. [2021-12-06 20:24:09,163 INFO L861 garLoopResultBuilder]: At program point xennet_can_sgENTRY(lines 7370 7375) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point xennet_can_sgFINAL(lines 7370 7375) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point rtnl_lockFINAL(lines 11547 11549) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point rtnl_lockEXIT(lines 11547 11549) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point skb_end_pointerENTRY(lines 6693 6698) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point skb_end_pointerEXIT(lines 6693 6698) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point skb_end_pointerFINAL(lines 6693 6698) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point L6894(line 6894) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point skb_is_gsoFINAL(lines 6890 6897) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point skb_is_gsoEXIT(lines 6890 6897) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point L6894-1(line 6894) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point skb_is_gsoENTRY(lines 6890 6897) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point eth_validate_addrEXIT(lines 11408 11410) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point eth_validate_addrENTRY(lines 11408 11410) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point eth_validate_addrFINAL(lines 11408 11410) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point ldv_spin_unlockENTRY(lines 11266 11272) the Hoare annotation is: true [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point ldv_spin_unlockFINAL(lines 11266 11272) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L858 garLoopResultBuilder]: For program point ldv_spin_unlockEXIT(lines 11266 11272) no Hoare annotation was computed. [2021-12-06 20:24:09,164 INFO L861 garLoopResultBuilder]: At program point __skb_queue_tailENTRY(lines 6782 6788) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point __skb_queue_tailFINAL(lines 6782 6788) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point L6771-1(line 6771) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point L6772(lines 6767 6774) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point __skb_queue_tailEXIT(lines 6782 6788) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point PTR_ERREXIT(lines 6287 6292) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point PTR_ERRENTRY(lines 6287 6292) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point PTR_ERRFINAL(lines 6287 6292) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point xennet_rxidxEXIT(lines 7336 7341) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point xennet_rxidxENTRY(lines 7336 7341) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point xennet_rxidxFINAL(lines 7336 7341) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point spin_unlock_irqrestoreENTRY(lines 11011 11018) the Hoare annotation is: true [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreEXIT(lines 11011 11018) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point L11014-1(line 11014) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L854 garLoopResultBuilder]: At program point L11365(lines 11364 11366) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,165 INFO L858 garLoopResultBuilder]: For program point spin_unlock_irqrestoreFINAL(lines 11011 11018) no Hoare annotation was computed. [2021-12-06 20:24:09,165 INFO L861 garLoopResultBuilder]: At program point L11014(line 11014) the Hoare annotation is: true [2021-12-06 20:24:09,166 INFO L854 garLoopResultBuilder]: At program point L6388(lines 6384 6390) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point skb_queue_lenEXIT(lines 6718 6723) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point skb_queue_lenFINAL(lines 6718 6723) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L861 garLoopResultBuilder]: At program point skb_queue_lenENTRY(lines 6718 6723) the Hoare annotation is: true [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point gnttab_grant_foreign_access_refEXIT(lines 11454 11456) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point gnttab_grant_foreign_access_refFINAL(lines 11454 11456) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L861 garLoopResultBuilder]: At program point gnttab_grant_foreign_access_refENTRY(lines 11454 11456) the Hoare annotation is: true [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point dev_set_drvdataFINAL(lines 6569 6575) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point dev_set_drvdataEXIT(lines 6569 6575) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L861 garLoopResultBuilder]: At program point dev_set_drvdataENTRY(lines 6569 6575) the Hoare annotation is: true [2021-12-06 20:24:09,166 INFO L861 garLoopResultBuilder]: At program point L9623(line 9623) the Hoare annotation is: true [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9590(lines 9590 9594) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9574-2(lines 9574 9588) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9603(lines 9603 9607) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9574(lines 9574 9588) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9628(lines 9628 9631) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point write_queue_xenstore_keysEXIT(lines 9562 9635) no Hoare annotation was computed. [2021-12-06 20:24:09,166 INFO L858 garLoopResultBuilder]: For program point L9579(lines 9579 9584) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9616(lines 9616 9620) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point L9629(line 9629) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9596(lines 9596 9600) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L11041-1(line 11041) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point write_queue_xenstore_keysENTRY(lines 9562 9635) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point L11041(line 11041) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point write_queue_xenstore_keysFINAL(lines 9562 9635) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point L11042(lines 11038 11044) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9601(lines 9601 9621) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9601-2(lines 9572 9634) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point L9618(lines 9572 9634) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9622(lines 9622 9625) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point L9610(lines 9610 9614) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point warn_slowpath_nullEXIT(lines 11585 11587) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point warn_slowpath_nullFINAL(lines 11585 11587) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L861 garLoopResultBuilder]: At program point warn_slowpath_nullENTRY(lines 11585 11587) the Hoare annotation is: true [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point pfn_to_mfnFINAL(lines 7262 7279) no Hoare annotation was computed. [2021-12-06 20:24:09,167 INFO L858 garLoopResultBuilder]: For program point pfn_to_mfnEXIT(lines 7262 7279) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L7273-2(lines 7273 7276) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L7273(lines 7273 7276) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L7268(lines 7268 7271) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point L11430(lines 11429 11431) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point pfn_to_mfnENTRY(lines 7262 7279) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point L6405(lines 6402 6407) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point kfree_skbEXIT(lines 11464 11466) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point kfree_skbENTRY(lines 11464 11466) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point kfree_skbFINAL(lines 11464 11466) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L8988(line 8988) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L8988-2(lines 8988 8992) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point xennet_set_featuresENTRY(lines 8985 8995) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point L8988-4(lines 8988 8992) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point xennet_set_featuresEXIT(lines 8985 8995) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point xennet_set_featuresFINAL(lines 8985 8995) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L861 garLoopResultBuilder]: At program point skb_frag_sizeENTRY(lines 6656 6661) the Hoare annotation is: true [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point skb_frag_sizeFINAL(lines 6656 6661) no Hoare annotation was computed. [2021-12-06 20:24:09,168 INFO L858 garLoopResultBuilder]: For program point skb_frag_sizeEXIT(lines 6656 6661) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point add_id_to_freelistENTRY(lines 7319 7326) the Hoare annotation is: true [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point L7322(line 7322) the Hoare annotation is: true [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point add_id_to_freelistFINAL(lines 7319 7326) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point add_id_to_freelistEXIT(lines 7319 7326) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7322-1(line 7322) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point L7550(lines 7547 7552) the Hoare annotation is: true [2021-12-06 20:24:09,169 INFO L854 garLoopResultBuilder]: At program point L11489(lines 11488 11490) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7517(lines 7517 7520) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L10482(lines 10482 10487) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point L7534(lines 7534 7535) the Hoare annotation is: true [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7468(lines 7468 7471) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7534-1(lines 7534 7535) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7526(line 7526) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L7559-1(line 7559) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point L7559(line 7559) the Hoare annotation is: true [2021-12-06 20:24:09,169 INFO L854 garLoopResultBuilder]: At program point L10491(line 10491) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,169 INFO L858 garLoopResultBuilder]: For program point L10491-1(line 10491) no Hoare annotation was computed. [2021-12-06 20:24:09,169 INFO L861 garLoopResultBuilder]: At program point L7502(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L861 garLoopResultBuilder]: At program point L7568(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7527(lines 7527 7530) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7560-1(line 7560) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L861 garLoopResultBuilder]: At program point L7560(line 7560) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7461-1(line 7461) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L861 garLoopResultBuilder]: At program point L7461(line 7461) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7486(lines 7486 7496) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L854 garLoopResultBuilder]: At program point L7478(lines 7478 7479) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7544-1(line 7544) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L861 garLoopResultBuilder]: At program point L7544(line 7544) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L854 garLoopResultBuilder]: At program point L6834(lines 6829 6836) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7478-1(lines 7478 7479) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7536(lines 7536 7542) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L858 garLoopResultBuilder]: For program point L7462(lines 7462 7466) no Hoare annotation was computed. [2021-12-06 20:24:09,170 INFO L861 garLoopResultBuilder]: At program point L7528(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,170 INFO L854 garLoopResultBuilder]: At program point L11145-1(line 11145) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,170 INFO L854 garLoopResultBuilder]: At program point L11145(line 11145) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,171 INFO L861 garLoopResultBuilder]: At program point L7462-2(lines 7462 7466) the Hoare annotation is: true [2021-12-06 20:24:09,171 INFO L854 garLoopResultBuilder]: At program point L7487-1(lines 7459 7584) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,171 INFO L854 garLoopResultBuilder]: At program point L10493(lines 10478 10495) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,171 INFO L854 garLoopResultBuilder]: At program point L7487(line 7487) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L11146(line 11146) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L861 garLoopResultBuilder]: At program point L7562(line 7562) the Hoare annotation is: true [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7562-1(line 7562) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L861 garLoopResultBuilder]: At program point L7546(line 7546) the Hoare annotation is: true [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7579(lines 7579 7582) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7480(lines 7480 7483) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7546-1(line 7546) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7579-2(lines 7429 7585) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L854 garLoopResultBuilder]: At program point L11147(lines 11140 11149) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,171 INFO L861 garLoopResultBuilder]: At program point L7505(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L7563-1(lines 7563 7564) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L861 garLoopResultBuilder]: At program point L7563(lines 7563 7564) the Hoare annotation is: true [2021-12-06 20:24:09,171 INFO L858 garLoopResultBuilder]: For program point L11023-1(line 11023) no Hoare annotation was computed. [2021-12-06 20:24:09,171 INFO L854 garLoopResultBuilder]: At program point L11023(line 11023) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,172 INFO L854 garLoopResultBuilder]: At program point L7497-1(line 7497) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,172 INFO L854 garLoopResultBuilder]: At program point L7497(line 7497) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7555-1(line 7555) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point L7555(line 7555) the Hoare annotation is: true [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7514(lines 7514 7522) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point xennet_alloc_rx_buffersENTRY(lines 7429 7585) the Hoare annotation is: true [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7547(lines 7547 7553) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7580-1(line 7580) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point L7580(line 7580) the Hoare annotation is: true [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7506(lines 7506 7513) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point L7539(lines 7536 7541) the Hoare annotation is: true [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point L7572(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L7473-1(line 7473) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L858 garLoopResultBuilder]: For program point L11371-1(line 11371) no Hoare annotation was computed. [2021-12-06 20:24:09,172 INFO L854 garLoopResultBuilder]: At program point L6416(lines 6411 6418) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,172 INFO L861 garLoopResultBuilder]: At program point L7473(line 7473) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L854 garLoopResultBuilder]: At program point L11371(line 11371) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7498(line 7498) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7490(lines 7490 7493) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L854 garLoopResultBuilder]: At program point L11371-2(lines 11370 11372) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,173 INFO L861 garLoopResultBuilder]: At program point L7523(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7556-1(line 7556) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L861 garLoopResultBuilder]: At program point L7556(line 7556) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point xennet_alloc_rx_buffersEXIT(lines 7429 7585) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7507(lines 7507 7510) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L854 garLoopResultBuilder]: At program point L11025(lines 11019 11027) the Hoare annotation is: (and (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) (= |xennet_alloc_rx_buffers_alloc_pages_~flags#1| (_ bv544 32))) [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7532-1(line 7532) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L861 garLoopResultBuilder]: At program point L7532(line 7532) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L854 garLoopResultBuilder]: At program point L11158(lines 11150 11160) the Hoare annotation is: (= |xennet_alloc_rx_buffers_ldv___netdev_alloc_skb_35_~flags#1| (_ bv544 32)) [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L10481(lines 10481 10490) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7467(line 7467) no Hoare annotation was computed. [2021-12-06 20:24:09,173 INFO L861 garLoopResultBuilder]: At program point L7500(lines 7459 7584) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L861 garLoopResultBuilder]: At program point L7558(line 7558) the Hoare annotation is: true [2021-12-06 20:24:09,173 INFO L858 garLoopResultBuilder]: For program point L7558-1(line 7558) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point skb_entry_set_linkEXIT(lines 7306 7312) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point skb_entry_set_linkENTRY(lines 7306 7312) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point skb_entry_set_linkFINAL(lines 7306 7312) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point netdev_privFINAL(lines 7012 7017) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point netdev_privENTRY(lines 7012 7017) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point netdev_privEXIT(lines 7012 7017) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point netdev_get_tx_queueEXIT(lines 7005 7011) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point netdev_get_tx_queueENTRY(lines 7005 7011) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point netdev_get_tx_queueFINAL(lines 7005 7011) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point set_bitFINAL(lines 6068 6074) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point set_bitEXIT(lines 6068 6074) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point set_bitENTRY(lines 6068 6074) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point spin_unlock_bhFINAL(lines 10995 11002) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L854 garLoopResultBuilder]: At program point L11359(lines 11358 11360) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point spin_unlock_bhENTRY(lines 10995 11002) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L858 garLoopResultBuilder]: For program point L10998-1(line 10998) no Hoare annotation was computed. [2021-12-06 20:24:09,174 INFO L861 garLoopResultBuilder]: At program point L10998(line 10998) the Hoare annotation is: true [2021-12-06 20:24:09,174 INFO L854 garLoopResultBuilder]: At program point L6372(lines 6368 6374) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point spin_unlock_bhEXIT(lines 10995 11002) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point free_pagesENTRY(lines 11422 11424) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point free_pagesFINAL(lines 11422 11424) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point free_pagesEXIT(lines 11422 11424) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point gnttab_end_foreign_access_refEXIT(lines 11448 11450) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point gnttab_end_foreign_access_refENTRY(lines 11448 11450) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point gnttab_end_foreign_access_refFINAL(lines 11448 11450) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point unregister_netdevFINAL(lines 11579 11581) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point unregister_netdevEXIT(lines 11579 11581) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point unregister_netdevENTRY(lines 11579 11581) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point L6494(line 6494) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point L6493-1(line 6493) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point L6493(line 6493) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point L6494-1(line 6494) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 6481 6498) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point L6488(lines 6488 6496) no Hoare annotation was computed. [2021-12-06 20:24:09,175 INFO L861 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 6481 6498) the Hoare annotation is: true [2021-12-06 20:24:09,175 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 6481 6498) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point device_remove_fileEXIT(lines 11393 11395) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point device_remove_fileENTRY(lines 11393 11395) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point device_remove_fileFINAL(lines 11393 11395) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point dev_kfree_skb_irqENTRY(lines 7128 7134) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point L11297(lines 11296 11298) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point dev_kfree_skb_irqFINAL(lines 7128 7134) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point dev_kfree_skb_irqEXIT(lines 7128 7134) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point xenbus_free_evtchnEXIT(lines 11600 11602) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point xenbus_free_evtchnFINAL(lines 11600 11602) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point xenbus_free_evtchnENTRY(lines 11600 11602) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point xennet_get_rx_skbENTRY(lines 7342 7354) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point xennet_get_rx_skbEXIT(lines 7342 7354) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point xennet_get_rx_skbFINAL(lines 7342 7354) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point L7348-1(line 7348) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L861 garLoopResultBuilder]: At program point L7348(line 7348) the Hoare annotation is: true [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point L10011(line 10011) no Hoare annotation was computed. [2021-12-06 20:24:09,176 INFO L854 garLoopResultBuilder]: At program point L6972(line 6972) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,176 INFO L854 garLoopResultBuilder]: At program point L10738(line 10738) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,176 INFO L858 garLoopResultBuilder]: For program point L10870(lines 10870 10874) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L10672(line 10672) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L10738-1(line 10738) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L10672-1(line 10672) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L8162(line 8162) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L6180(lines 6175 6182) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L8162-1(line 8162) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L9087(lines 9087 9091) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L7832-1(line 7832) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L861 garLoopResultBuilder]: At program point L7832(line 7832) the Hoare annotation is: true [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L10475(lines 10469 10477) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L7106(lines 7088 7108) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L8890(line 8890) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,177 INFO L854 garLoopResultBuilder]: At program point L9088(line 9088) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L9088-1(line 9088) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L861 garLoopResultBuilder]: At program point L7767(lines 7764 7769) the Hoare annotation is: true [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L8890-1(line 8890) no Hoare annotation was computed. [2021-12-06 20:24:09,177 INFO L858 garLoopResultBuilder]: For program point L10806(line 10806) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L854 garLoopResultBuilder]: At program point L9155(line 9155) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L9155-1(line 9155) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L10344(lines 10344 10347) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L10939(line 10939) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L861 garLoopResultBuilder]: At program point L7834(line 7834) the Hoare annotation is: true [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L7834-1(line 7834) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L861 garLoopResultBuilder]: At program point L6645(lines 6636 6647) the Hoare annotation is: true [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L10807(lines 10807 10842) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L7042(line 7042) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L854 garLoopResultBuilder]: At program point L10345(lines 10322 10349) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L10940(lines 10940 10944) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L854 garLoopResultBuilder]: At program point L6976(lines 6970 6984) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L8033(line 8033) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L7835(lines 7835 7841) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L7901(line 7901) no Hoare annotation was computed. [2021-12-06 20:24:09,178 INFO L854 garLoopResultBuilder]: At program point L9157(line 9157) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,178 INFO L858 garLoopResultBuilder]: For program point L9157-1(line 9157) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L8034(lines 8034 8059) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L8100(lines 8100 8106) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L6977(line 6977) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10677(line 10677) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10809(lines 10809 10839) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10743-1(line 10743) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L854 garLoopResultBuilder]: At program point L10743(line 10743) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,179 INFO L854 garLoopResultBuilder]: At program point L7242(lines 7238 7244) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,179 INFO L854 garLoopResultBuilder]: At program point L9092(line 9092) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L9092-1(line 9092) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L6978(lines 6978 6981) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L7903-1(line 7903) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10876(line 10876) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L854 garLoopResultBuilder]: At program point L7903(line 7903) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10810(line 10810) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L7771-1(line 7771) no Hoare annotation was computed. [2021-12-06 20:24:09,179 INFO L861 garLoopResultBuilder]: At program point L7771(line 7771) the Hoare annotation is: true [2021-12-06 20:24:09,179 INFO L858 garLoopResultBuilder]: For program point L10678-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L10678(lines 10678 10682) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L854 garLoopResultBuilder]: At program point L10348(lines 10318 10350) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L11471(lines 11470 11472) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L854 garLoopResultBuilder]: At program point L6979(lines 6970 6984) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L9159(lines 9159 9163) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L7838(lines 7835 7840) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L10877(line 10877) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L10811(lines 10811 10816) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L7772-1(line 7772) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L7772(line 7772) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L6583-1(line 6583) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L6583(line 6583) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L10679-1(line 10679) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L854 garLoopResultBuilder]: At program point L10679(line 10679) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,180 INFO L861 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2021-12-06 20:24:09,180 INFO L854 garLoopResultBuilder]: At program point L7046(lines 7038 7052) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L8103(lines 8103 8106) no Hoare annotation was computed. [2021-12-06 20:24:09,180 INFO L858 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L861 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: true [2021-12-06 20:24:09,181 INFO L861 garLoopResultBuilder]: At program point L8103-2(lines 8100 8106) the Hoare annotation is: true [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L7773-1(lines 7773 7774) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L861 garLoopResultBuilder]: At program point L7773(lines 7773 7774) the Hoare annotation is: true [2021-12-06 20:24:09,181 INFO L861 garLoopResultBuilder]: At program point L6584(lines 6579 6586) the Hoare annotation is: true [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L10614(lines 10614 10955) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L8038(lines 8038 8053) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L7047(lines 7047 7050) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L854 garLoopResultBuilder]: At program point L9095(line 9095) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L8038-1(lines 8036 8059) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L9095-1(line 9095) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L854 garLoopResultBuilder]: At program point L8897(line 8897) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L8897-1(line 8897) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L854 garLoopResultBuilder]: At program point L11474(lines 11473 11475) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L10615(line 10615) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L7180-1(lines 7180 7194) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L858 garLoopResultBuilder]: For program point L7180(lines 7180 7194) no Hoare annotation was computed. [2021-12-06 20:24:09,181 INFO L854 garLoopResultBuilder]: At program point L6982(line 6982) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L8039-1(line 8039) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L861 garLoopResultBuilder]: At program point L8039(line 8039) the Hoare annotation is: true [2021-12-06 20:24:09,182 INFO L854 garLoopResultBuilder]: At program point L7048(lines 7038 7052) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L10946(line 10946) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L854 garLoopResultBuilder]: At program point L6982-1(lines 6967 6985) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L7775-1(line 7775) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L10748(line 10748) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L861 garLoopResultBuilder]: At program point L7775(line 7775) the Hoare annotation is: true [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L10616(lines 10616 10798) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L854 garLoopResultBuilder]: At program point L8172(lines 8161 8178) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,182 INFO L861 garLoopResultBuilder]: At program point L8040-2(lines 8040 8044) the Hoare annotation is: true [2021-12-06 20:24:09,182 INFO L854 garLoopResultBuilder]: At program point L8899(line 8899) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L8040(lines 8040 8044) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L8899-1(line 8899) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L861 garLoopResultBuilder]: At program point L10947(line 10947) the Hoare annotation is: true [2021-12-06 20:24:09,182 INFO L861 garLoopResultBuilder]: At program point L7842(line 7842) the Hoare annotation is: true [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L10749(lines 10749 10753) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L10683-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,182 INFO L858 garLoopResultBuilder]: For program point L7842-1(line 7842) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L10749-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L7182(lines 7182 7186) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L8107(line 8107) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L7182-2(lines 7180 7192) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L8900(line 8900) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L8900-1(line 8900) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L7843-1(lines 7843 7844) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L861 garLoopResultBuilder]: At program point L7843(lines 7843 7844) the Hoare annotation is: true [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L7909(lines 7894 7915) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L10684(line 10684) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L10750-1(line 10750) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L10618(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L858 garLoopResultBuilder]: For program point L10684-1(line 10684) no Hoare annotation was computed. [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L10750(line 10750) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L7381-1(lines 7376 7384) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L7381(line 7381) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,183 INFO L854 garLoopResultBuilder]: At program point L8174(lines 8161 8178) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L9165(lines 9165 9170) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L8108-2(lines 8108 8121) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L7051(lines 7033 7053) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L8108(lines 8108 8121) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10883(line 10883) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L10024(line 10024) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10024-1(line 10024) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10619(line 10619) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L11478(lines 11477 11479) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L6127(lines 6122 6129) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L9100(lines 9100 9115) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L9100-2(lines 9100 9115) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10884(lines 10884 10951) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L7911(lines 7894 7915) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10818(line 10818) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L8902(lines 8889 8908) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,184 INFO L858 garLoopResultBuilder]: For program point L10620(lines 10620 10624) no Hoare annotation was computed. [2021-12-06 20:24:09,184 INFO L854 garLoopResultBuilder]: At program point L11413(lines 11412 11414) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L11545(lines 11544 11546) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10819(lines 10819 10835) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L8177(lines 8154 8179) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L9168(lines 9145 9176) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L8045(line 8045) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L8904(lines 8889 8908) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10886(lines 10886 10948) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10754-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L8046(lines 8046 8050) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L8112-1(line 8112) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L861 garLoopResultBuilder]: At program point L8112(line 8112) the Hoare annotation is: true [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L7914(lines 7883 7916) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10821(lines 10821 10825) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10755-1(line 10755) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L854 garLoopResultBuilder]: At program point L10755(line 10755) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10953(line 10953) no Hoare annotation was computed. [2021-12-06 20:24:09,185 INFO L858 garLoopResultBuilder]: For program point L10887(line 10887) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L10689-1(line 10689) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L10689(line 10689) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L10029(line 10029) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L10029-1(line 10029) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L861 garLoopResultBuilder]: At program point L10954(line 10954) the Hoare annotation is: true [2021-12-06 20:24:09,186 INFO L861 garLoopResultBuilder]: At program point L7783(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L10888(lines 10888 10896) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L861 garLoopResultBuilder]: At program point L8114(line 8114) the Hoare annotation is: true [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L6991-1(line 6991) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L6991(line 6991) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L8907(lines 8882 8909) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L8114-1(line 8114) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L861 garLoopResultBuilder]: At program point L10823(lines 10577 10961) the Hoare annotation is: true [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L8115(line 8115) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L10956(lines 10577 10961) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,186 INFO L858 garLoopResultBuilder]: For program point L6992-1(line 6992) no Hoare annotation was computed. [2021-12-06 20:24:09,186 INFO L854 garLoopResultBuilder]: At program point L6992(line 6992) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L10890(lines 10890 10894) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L8115-2(line 8115) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L10626(line 10626) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L861 garLoopResultBuilder]: At program point L7785(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L11485(lines 11484 11486) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L11287-2(lines 11286 11288) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L9107(lines 9100 9114) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L11287-1(line 11287) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L11287(line 11287) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L6993(lines 6993 6999) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L10032(lines 10023 10038) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L10627(lines 10627 10631) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L10627-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L9174-1(line 9174) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L9108(line 9108) no Hoare annotation was computed. [2021-12-06 20:24:09,187 INFO L854 garLoopResultBuilder]: At program point L9174(line 9174) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,187 INFO L858 garLoopResultBuilder]: For program point L10826(lines 10826 10833) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L10628(line 10628) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,188 INFO L861 garLoopResultBuilder]: At program point L6598(lines 6595 6600) the Hoare annotation is: true [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L10628-1(line 10628) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L10760(line 10760) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L10694(line 10694) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L10760-1(line 10760) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L10034(lines 10023 10038) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L9175(lines 9137 9177) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L7854(lines 7854 7867) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L11620(lines 11619 11621) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L10695-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L10695(lines 10695 10699) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L7987-1(line 7987) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L854 garLoopResultBuilder]: At program point L7987(line 7987) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,188 INFO L861 garLoopResultBuilder]: At program point L6996(lines 6993 6998) the Hoare annotation is: true [2021-12-06 20:24:09,188 INFO L858 garLoopResultBuilder]: For program point L9110(lines 9110 9113) no Hoare annotation was computed. [2021-12-06 20:24:09,188 INFO L861 garLoopResultBuilder]: At program point L10960(lines 10543 10962) the Hoare annotation is: true [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L10696(line 10696) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L10696-1(line 10696) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L11291(lines 11290 11292) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,189 INFO L861 garLoopResultBuilder]: At program point L7195(lines 7170 7197) the Hoare annotation is: true [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L10432(lines 10432 10435) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L9111(lines 9100 9114) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L8054-1(lines 7986 8152) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L7856-1(line 7856) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L861 garLoopResultBuilder]: At program point L7856(line 7856) the Hoare annotation is: true [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L9244(line 9244) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L9244-1(line 9244) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L10037(lines 10016 10039) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L7791(line 7791) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L7857(lines 7857 7863) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L10632-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L10765(line 10765) no Hoare annotation was computed. [2021-12-06 20:24:09,189 INFO L854 garLoopResultBuilder]: At program point L11492(lines 11491 11493) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,189 INFO L858 garLoopResultBuilder]: For program point L10633-1(line 10633) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L854 garLoopResultBuilder]: At program point L10633(line 10633) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,190 INFO L854 garLoopResultBuilder]: At program point L11294(lines 11293 11295) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L10898(line 10898) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L861 garLoopResultBuilder]: At program point L8850(line 8850) the Hoare annotation is: true [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L10766-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L7793-1(line 7793) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L861 garLoopResultBuilder]: At program point L7793(line 7793) the Hoare annotation is: true [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L7595-1(line 7595) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L8850-1(line 8850) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L854 garLoopResultBuilder]: At program point L7595(line 7595) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L10766(lines 10766 10770) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L861 garLoopResultBuilder]: At program point L7001-1(lines 6986 7004) the Hoare annotation is: true [2021-12-06 20:24:09,190 INFO L854 garLoopResultBuilder]: At program point L7001(line 7001) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L10899(lines 10899 10903) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L861 garLoopResultBuilder]: At program point L7860(lines 7857 7862) the Hoare annotation is: true [2021-12-06 20:24:09,190 INFO L858 garLoopResultBuilder]: For program point L10701-1(line 10701) no Hoare annotation was computed. [2021-12-06 20:24:09,190 INFO L854 garLoopResultBuilder]: At program point L10701(line 10701) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L10899-2(lines 10886 10948) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L10767-1(line 10767) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L10767(line 10767) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L10437(lines 10437 10441) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L10437-2(lines 10431 10450) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L10503(lines 10496 10505) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L11164(line 11164) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L11164-1(line 11164) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L10900(line 10900) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L10900-1(line 10900) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L7795-1(line 7795) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L861 garLoopResultBuilder]: At program point L7795(line 7795) the Hoare annotation is: true [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L9117(lines 9117 9120) no Hoare annotation was computed. [2021-12-06 20:24:09,191 INFO L854 garLoopResultBuilder]: At program point L7994(line 7994) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,191 INFO L858 garLoopResultBuilder]: For program point L7994-1(line 7994) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L854 garLoopResultBuilder]: At program point L11166(lines 11161 11168) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,192 INFO L861 garLoopResultBuilder]: At program point L8061(line 8061) the Hoare annotation is: true [2021-12-06 20:24:09,192 INFO L854 garLoopResultBuilder]: At program point L9118(lines 9085 9135) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10638-1(line 10638) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L854 garLoopResultBuilder]: At program point L10638(line 10638) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,192 INFO L861 garLoopResultBuilder]: At program point L7798(lines 7798 7799) the Hoare annotation is: true [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10837(line 10837) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10771-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L8855(lines 8855 8858) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L7798-1(lines 7798 7799) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L854 garLoopResultBuilder]: At program point L9252(line 9252) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L9252-1(line 9252) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L854 garLoopResultBuilder]: At program point L10772(line 10772) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10706(line 10706) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10772-1(line 10772) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L861 garLoopResultBuilder]: At program point L10838(line 10838) the Hoare annotation is: true [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L10904-1(lines 10886 10948) no Hoare annotation was computed. [2021-12-06 20:24:09,192 INFO L858 garLoopResultBuilder]: For program point L9253(lines 9253 9257) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L854 garLoopResultBuilder]: At program point L9253-2(lines 9253 9257) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,193 INFO L854 garLoopResultBuilder]: At program point L7139(lines 7135 7141) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L7998(lines 7998 8001) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L10046(lines 10046 10066) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L7800(lines 7800 7806) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L10707(lines 10707 10714) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L10905-1(line 10905) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L854 garLoopResultBuilder]: At program point L10905(line 10905) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,193 INFO L854 garLoopResultBuilder]: At program point L11368(line 11368) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L8131(lines 8131 8134) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L854 garLoopResultBuilder]: At program point L11368-2(lines 11367 11369) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L11368-1(line 11368) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L861 garLoopResultBuilder]: At program point L8131-2(lines 8131 8134) the Hoare annotation is: true [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L10047(line 10047) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L7207-1(line 7207) no Hoare annotation was computed. [2021-12-06 20:24:09,193 INFO L861 garLoopResultBuilder]: At program point L7207(line 7207) the Hoare annotation is: true [2021-12-06 20:24:09,193 INFO L861 garLoopResultBuilder]: At program point L8066(line 8066) the Hoare annotation is: true [2021-12-06 20:24:09,193 INFO L858 garLoopResultBuilder]: For program point L8132-1(line 8132) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L861 garLoopResultBuilder]: At program point L8132(line 8132) the Hoare annotation is: true [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L8066-1(line 8066) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L861 garLoopResultBuilder]: At program point L7868(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L10709(lines 10709 10712) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L10643(line 10643) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L7208-1(lines 7208 7234) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L7208(lines 7208 7234) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L8067(lines 8067 8071) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L8860(lines 8860 8863) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L861 garLoopResultBuilder]: At program point L7803(lines 7800 7805) the Hoare annotation is: true [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L10644(lines 10644 10648) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L854 garLoopResultBuilder]: At program point L10578(line 10578) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L10644-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L861 garLoopResultBuilder]: At program point L7605-1(line 7605) the Hoare annotation is: true [2021-12-06 20:24:09,194 INFO L861 garLoopResultBuilder]: At program point L7605(line 7605) the Hoare annotation is: true [2021-12-06 20:24:09,194 INFO L858 garLoopResultBuilder]: For program point L10578-1(line 10578) no Hoare annotation was computed. [2021-12-06 20:24:09,194 INFO L854 garLoopResultBuilder]: At program point L8068-1(lines 7986 8152) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,195 INFO L861 garLoopResultBuilder]: At program point L8068(line 8068) the Hoare annotation is: true [2021-12-06 20:24:09,195 INFO L861 garLoopResultBuilder]: At program point L7870(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L10645-1(line 10645) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L7606(line 7606) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L854 garLoopResultBuilder]: At program point L10645(line 10645) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L10777-1(line 10777) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L854 garLoopResultBuilder]: At program point L10777(line 10777) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L9258(line 9258) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L7210(lines 7210 7214) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L8135(line 8135) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L7210-2(lines 7208 7232) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L10844(line 10844) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L6880-1(line 6880) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L10910-1(line 10910) no Hoare annotation was computed. [2021-12-06 20:24:09,195 INFO L861 garLoopResultBuilder]: At program point L6880(line 6880) the Hoare annotation is: true [2021-12-06 20:24:09,195 INFO L854 garLoopResultBuilder]: At program point L10910(line 10910) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,195 INFO L854 garLoopResultBuilder]: At program point L10580(line 10580) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,195 INFO L861 garLoopResultBuilder]: At program point L7607-1(lines 7607 7615) the Hoare annotation is: true [2021-12-06 20:24:09,195 INFO L858 garLoopResultBuilder]: For program point L7607(lines 7607 7615) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10580-1(line 10580) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L854 garLoopResultBuilder]: At program point L9259(lines 9237 9261) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10052(lines 10052 10058) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10052-2(lines 10052 10058) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L8004-1(line 8004) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L854 garLoopResultBuilder]: At program point L8004(line 8004) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10845(lines 10845 10881) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L861 garLoopResultBuilder]: At program point L6881(lines 6876 6883) the Hoare annotation is: true [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L7608-1(line 7608) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L861 garLoopResultBuilder]: At program point L7608(line 7608) the Hoare annotation is: true [2021-12-06 20:24:09,196 INFO L854 garLoopResultBuilder]: At program point L11308(lines 11307 11309) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,196 INFO L854 garLoopResultBuilder]: At program point L10449(lines 10426 10451) the Hoare annotation is: (or (= (bvadd (_ bv19 32) |ULTIMATE.start_netif_init_#res#1|) (_ bv0 32)) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,196 INFO L854 garLoopResultBuilder]: At program point L10053(lines 10053 10054) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10053-1(lines 10053 10054) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L8005(lines 8005 8013) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L861 garLoopResultBuilder]: At program point L8864(line 8864) the Hoare annotation is: true [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L8864-1(line 8864) no Hoare annotation was computed. [2021-12-06 20:24:09,196 INFO L858 garLoopResultBuilder]: For program point L10582-1(line 10582) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L854 garLoopResultBuilder]: At program point L10582(line 10582) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L8138(line 8138) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L854 garLoopResultBuilder]: At program point L8006(line 8006) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L8138-1(line 8138) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L7874(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L854 garLoopResultBuilder]: At program point L9129(line 9129) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L9129-1(line 9129) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L8006-1(line 8006) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L7742(line 7742) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L7610(lines 7610 7613) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L8865(line 8865) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L8865-1(line 8865) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L7742-1(line 7742) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L10847(lines 10847 10878) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L10649-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,197 INFO L854 garLoopResultBuilder]: At program point L11178(lines 11169 11180) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,197 INFO L861 garLoopResultBuilder]: At program point L8139(line 8139) the Hoare annotation is: true [2021-12-06 20:24:09,197 INFO L858 garLoopResultBuilder]: For program point L8007(lines 8007 8010) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L861 garLoopResultBuilder]: At program point L8866(line 8866) the Hoare annotation is: true [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10716(line 10716) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L854 garLoopResultBuilder]: At program point L10650(line 10650) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,198 INFO L861 garLoopResultBuilder]: At program point L8866-1(line 8866) the Hoare annotation is: true [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10848(line 10848) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L861 garLoopResultBuilder]: At program point L7611(line 7611) the Hoare annotation is: true [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10782(line 10782) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10518-1(line 10518) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L854 garLoopResultBuilder]: At program point L10584(line 10584) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10650-1(line 10650) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10584-1(line 10584) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L854 garLoopResultBuilder]: At program point L10518(line 10518) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,198 INFO L861 garLoopResultBuilder]: At program point L8074(line 8074) the Hoare annotation is: true [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L8140(line 8140) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L8867(line 8867) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L8074-1(line 8074) no Hoare annotation was computed. [2021-12-06 20:24:09,198 INFO L858 garLoopResultBuilder]: For program point L10915(line 10915) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L854 garLoopResultBuilder]: At program point L10056(lines 10056 10057) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,199 INFO L861 garLoopResultBuilder]: At program point L7876(lines 7739 7881) the Hoare annotation is: true [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10056-1(lines 10056 10057) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10717(lines 10717 10722) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L861 garLoopResultBuilder]: At program point L11642(lines 11641 11643) the Hoare annotation is: true [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10849(lines 10849 10853) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10783(lines 10783 10791) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L861 garLoopResultBuilder]: At program point L8141-1(lines 8141 8145) the Hoare annotation is: true [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L8141(lines 8141 8145) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10916(lines 10916 10921) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L861 garLoopResultBuilder]: At program point L8868(line 8868) the Hoare annotation is: true [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L8868-1(line 8868) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10916-2(lines 10886 10948) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L7811(line 7811) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L854 garLoopResultBuilder]: At program point L10586(line 10586) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L7745-1(line 7745) no Hoare annotation was computed. [2021-12-06 20:24:09,199 INFO L861 garLoopResultBuilder]: At program point L7745(line 7745) the Hoare annotation is: true [2021-12-06 20:24:09,199 INFO L858 garLoopResultBuilder]: For program point L10586-1(line 10586) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L854 garLoopResultBuilder]: At program point L10520(lines 10514 10522) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L8142(line 8142) the Hoare annotation is: true [2021-12-06 20:24:09,200 INFO L854 garLoopResultBuilder]: At program point L9133(line 9133) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L9133-1(line 9133) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L8142-1(line 8142) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L10917-1(line 10917) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L854 garLoopResultBuilder]: At program point L6887(lines 6884 6889) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,200 INFO L854 garLoopResultBuilder]: At program point L10917(line 10917) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L7812(lines 7812 7818) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L10785(lines 10785 10789) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L7218(lines 7218 7219) the Hoare annotation is: true [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L8143(line 8143) the Hoare annotation is: true [2021-12-06 20:24:09,200 INFO L858 garLoopResultBuilder]: For program point L7218-1(lines 7218 7219) no Hoare annotation was computed. [2021-12-06 20:24:09,200 INFO L854 garLoopResultBuilder]: At program point L9134(lines 9070 9136) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L8870-1(lines 8849 8880) the Hoare annotation is: true [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L8870(line 8870) the Hoare annotation is: true [2021-12-06 20:24:09,200 INFO L861 garLoopResultBuilder]: At program point L10456(lines 10452 10458) the Hoare annotation is: true [2021-12-06 20:24:09,201 INFO L861 garLoopResultBuilder]: At program point L8078(line 8078) the Hoare annotation is: true [2021-12-06 20:24:09,201 INFO L854 garLoopResultBuilder]: At program point L10060(lines 10046 10066) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L8078-1(line 8078) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L861 garLoopResultBuilder]: At program point L7880(lines 7703 7882) the Hoare annotation is: true [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L7616(line 7616) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L10655-1(line 10655) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L854 garLoopResultBuilder]: At program point L10655(line 10655) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L7220(lines 7220 7230) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L854 garLoopResultBuilder]: At program point L11184(line 11184) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L11184-1(line 11184) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L861 garLoopResultBuilder]: At program point L7815(lines 7812 7817) the Hoare annotation is: true [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L10590-1(line 10590) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L854 garLoopResultBuilder]: At program point L10590(line 10590) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L8146(line 8146) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L7221-1(lines 7221 7222) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L861 garLoopResultBuilder]: At program point L7221(lines 7221 7222) the Hoare annotation is: true [2021-12-06 20:24:09,201 INFO L858 garLoopResultBuilder]: For program point L8080-1(line 8080) no Hoare annotation was computed. [2021-12-06 20:24:09,201 INFO L861 garLoopResultBuilder]: At program point L8080(line 8080) the Hoare annotation is: true [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L10062(lines 10046 10066) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L7618(lines 7594 7625) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,202 INFO L861 garLoopResultBuilder]: At program point L8873(lines 8849 8880) the Hoare annotation is: true [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10855(line 10855) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L11186(lines 11181 11188) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10327(lines 10327 10330) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L8081(lines 8081 8087) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10724(line 10724) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10856(lines 10856 10860) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L7223(lines 7223 7227) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L8016-1(line 8016) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L861 garLoopResultBuilder]: At program point L8875(lines 8849 8880) the Hoare annotation is: true [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L8016(line 8016) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10923-1(line 10923) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L10923(line 10923) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,202 INFO L858 garLoopResultBuilder]: For program point L10725(lines 10725 10729) no Hoare annotation was computed. [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L7620(lines 7594 7625) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,202 INFO L854 garLoopResultBuilder]: At program point L10527(line 10527) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L10527-1(line 10527) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L8017(lines 8017 8025) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L10660(line 10660) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L854 garLoopResultBuilder]: At program point L8018(line 8018) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,203 INFO L861 garLoopResultBuilder]: At program point L8084(lines 8081 8086) the Hoare annotation is: true [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L8018-1(line 8018) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L861 garLoopResultBuilder]: At program point L7754(line 7754) the Hoare annotation is: true [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L7820-2(lines 7820 7823) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L7820(lines 7820 7823) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L10661(lines 10661 10665) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L10661-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L7754-1(line 7754) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L10793(line 10793) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L854 garLoopResultBuilder]: At program point L10529(lines 10523 10531) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,203 INFO L854 garLoopResultBuilder]: At program point L8151(lines 7934 8153) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,203 INFO L854 garLoopResultBuilder]: At program point L10067(lines 10040 10070) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,203 INFO L858 garLoopResultBuilder]: For program point L8019(lines 8019 8022) no Hoare annotation was computed. [2021-12-06 20:24:09,203 INFO L854 garLoopResultBuilder]: At program point L8878-1(lines 8841 8881) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,204 INFO L861 garLoopResultBuilder]: At program point L10794(line 10794) the Hoare annotation is: true [2021-12-06 20:24:09,204 INFO L861 garLoopResultBuilder]: At program point L8878(line 8878) the Hoare annotation is: true [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L10596(line 10596) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L10662-1(line 10662) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L10596-1(line 10596) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L10662(line 10662) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L10332(lines 10322 10349) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L7029-1(lines 7026 7032) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L7029(line 7029) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L7756-1(line 7756) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L861 garLoopResultBuilder]: At program point L7756(line 7756) the Hoare annotation is: true [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L7624(lines 7586 7626) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L11192(line 11192) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L11192-1(line 11192) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L10862(line 10862) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point L10598-1(line 10598) no Hoare annotation was computed. [2021-12-06 20:24:09,204 INFO L854 garLoopResultBuilder]: At program point L10598(line 10598) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,204 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L854 garLoopResultBuilder]: At program point L11391(lines 11390 11392) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,205 INFO L854 garLoopResultBuilder]: At program point L10334(lines 10322 10349) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L8088-1(line 8088) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L861 garLoopResultBuilder]: At program point L8088(line 8088) the Hoare annotation is: true [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L7097(line 7097) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10731(line 10731) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10929(line 10929) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10863(lines 10863 10867) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L854 garLoopResultBuilder]: At program point L11590(lines 11589 11591) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,205 INFO L854 garLoopResultBuilder]: At program point L11194(lines 11189 11196) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,205 INFO L854 garLoopResultBuilder]: At program point L10005(lines 10005 10015) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L8089-1(line 8089) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10930(lines 10930 10937) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L861 garLoopResultBuilder]: At program point L8089(line 8089) the Hoare annotation is: true [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10732(lines 10732 10736) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L7825-1(line 7825) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L858 garLoopResultBuilder]: For program point L10732-2(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,205 INFO L861 garLoopResultBuilder]: At program point L7825(line 7825) the Hoare annotation is: true [2021-12-06 20:24:09,206 INFO L854 garLoopResultBuilder]: At program point L10600(line 10600) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L10666-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L10600-1(line 10600) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L854 garLoopResultBuilder]: At program point L9147(line 9147) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L9147-1(line 9147) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L7099-1(line 7099) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L861 garLoopResultBuilder]: At program point L8090(lines 8090 8091) the Hoare annotation is: true [2021-12-06 20:24:09,206 INFO L854 garLoopResultBuilder]: At program point L7099(line 7099) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L8090-1(lines 8090 8091) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L10733-1(line 10733) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L854 garLoopResultBuilder]: At program point L10733(line 10733) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L10667-1(line 10667) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L854 garLoopResultBuilder]: At program point L10667(line 10667) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L9148(lines 9148 9154) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L10932(lines 10932 10935) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L7827-1(line 7827) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L861 garLoopResultBuilder]: At program point L7827(line 7827) the Hoare annotation is: true [2021-12-06 20:24:09,206 INFO L858 garLoopResultBuilder]: For program point L7761-1(line 7761) no Hoare annotation was computed. [2021-12-06 20:24:09,206 INFO L861 garLoopResultBuilder]: At program point L7761(line 7761) the Hoare annotation is: true [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L10800(line 10800) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L854 garLoopResultBuilder]: At program point L9149(line 9149) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,207 INFO L861 garLoopResultBuilder]: At program point L7167(lines 7162 7169) the Hoare annotation is: true [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L9149-1(line 9149) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L861 garLoopResultBuilder]: At program point L8026(line 8026) the Hoare annotation is: true [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L8092-1(line 8092) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L861 garLoopResultBuilder]: At program point L8092(line 8092) the Hoare annotation is: true [2021-12-06 20:24:09,207 INFO L854 garLoopResultBuilder]: At program point L7101(lines 7093 7107) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,207 INFO L861 garLoopResultBuilder]: At program point L8026-1(line 8026) the Hoare annotation is: true [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L10008(lines 10008 10013) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L10603-1(line 10603) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L854 garLoopResultBuilder]: At program point L10603(line 10603) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L10801(lines 10801 10804) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L7102(lines 7102 7105) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L8027(line 8027) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L7895-1(line 7895) no Hoare annotation was computed. [2021-12-06 20:24:09,207 INFO L854 garLoopResultBuilder]: At program point L7895(line 7895) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,207 INFO L858 garLoopResultBuilder]: For program point L7763-1(line 7763) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10009(line 10009) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L861 garLoopResultBuilder]: At program point L7763(line 7763) the Hoare annotation is: true [2021-12-06 20:24:09,208 INFO L854 garLoopResultBuilder]: At program point L10604(line 10604) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10604-1(line 10604) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L861 garLoopResultBuilder]: At program point L7235(lines 7198 7237) the Hoare annotation is: true [2021-12-06 20:24:09,208 INFO L854 garLoopResultBuilder]: At program point L7103(lines 7093 7107) the Hoare annotation is: (= ~ldv_spin~0 (_ bv0 32)) [2021-12-06 20:24:09,208 INFO L861 garLoopResultBuilder]: At program point L8028-2(lines 8028 8032) the Hoare annotation is: true [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L8028(lines 8028 8032) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10869(line 10869) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L7764(lines 7764 7770) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10605-1(line 10605) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L854 garLoopResultBuilder]: At program point L10605(line 10605) the Hoare annotation is: (and (= ~ldv_spin~0 (_ bv0 32)) (= (_ bv0 32) ~ldv_state_variable_2~0)) [2021-12-06 20:24:09,208 INFO L861 garLoopResultBuilder]: At program point L11530(lines 11529 11531) the Hoare annotation is: true [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L6641(lines 6641 6644) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10737-1(lines 10618 10795) no Hoare annotation was computed. [2021-12-06 20:24:09,208 INFO L854 garLoopResultBuilder]: At program point L10341(lines 10322 10349) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,208 INFO L854 garLoopResultBuilder]: At program point L10473(line 10473) the Hoare annotation is: (and (= (_ bv1 32) ~ldv_state_variable_2~0) (= ~ldv_spin~0 (_ bv0 32))) [2021-12-06 20:24:09,208 INFO L858 garLoopResultBuilder]: For program point L10473-1(line 10473) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7682-1(lines 7682 7683) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7674(lines 7669 7676) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7418(line 7418) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7641-2(lines 7641 7645) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point L7641(lines 7641 7645) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point L7418-1(line 7418) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point L7121-1(line 7121) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L6097(lines 6091 6099) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7121(line 7121) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point L7113-1(line 7113) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7113(line 7113) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7650(lines 7647 7652) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point L7411-1(line 7411) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7122(lines 7117 7124) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7411(line 7411) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7114(lines 7109 7116) the Hoare annotation is: true [2021-12-06 20:24:09,209 INFO L858 garLoopResultBuilder]: For program point xennet_tx_buf_gcFINAL(lines 7627 7702) no Hoare annotation was computed. [2021-12-06 20:24:09,209 INFO L861 garLoopResultBuilder]: At program point L7684(lines 7639 7701) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point xennet_tx_buf_gcENTRY(lines 7627 7702) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7668-1(line 7668) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L7412-1(lines 7395 7428) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L7668(line 7668) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7412(lines 7412 7425) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point xennet_tx_buf_gcEXIT(lines 7627 7702) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L11459(lines 11458 11460) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L11327(lines 11326 11328) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7413-1(line 7413) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7669(lines 7669 7677) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L7413(line 7413) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7661(lines 7661 7664) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L7678(line 7678) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7678-1(line 7678) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7414(lines 7414 7423) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7059(lines 7059 7062) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7695(line 7695) no Hoare annotation was computed. [2021-12-06 20:24:09,210 INFO L861 garLoopResultBuilder]: At program point L7059-2(lines 7054 7065) the Hoare annotation is: true [2021-12-06 20:24:09,210 INFO L858 garLoopResultBuilder]: For program point L7695-2(lines 7695 7698) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7687(lines 7639 7701) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7646(line 7646) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7679-1(line 7679) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7679(line 7679) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7696(lines 7639 7701) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7647(lines 7647 7653) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7416-1(line 7416) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7416(line 7416) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7408-1(line 7408) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7408(line 7408) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7689(lines 7639 7701) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7640-1(line 7640) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7640(line 7640) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L7417(lines 7417 7421) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point L7682(lines 7682 7683) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point gnttab_free_grant_referencesFINAL(lines 11451 11453) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L861 garLoopResultBuilder]: At program point gnttab_free_grant_referencesENTRY(lines 11451 11453) the Hoare annotation is: true [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point gnttab_free_grant_referencesEXIT(lines 11451 11453) no Hoare annotation was computed. [2021-12-06 20:24:09,211 INFO L858 garLoopResultBuilder]: For program point L10974-1(line 10974) no Hoare annotation was computed. [2021-12-06 20:24:09,212 INFO L861 garLoopResultBuilder]: At program point L10974(line 10974) the Hoare annotation is: true [2021-12-06 20:24:09,212 INFO L861 garLoopResultBuilder]: At program point L6348(lines 6344 6350) the Hoare annotation is: true [2021-12-06 20:24:09,212 INFO L858 garLoopResultBuilder]: For program point spin_lock_bhEXIT(lines 10971 10978) no Hoare annotation was computed. [2021-12-06 20:24:09,212 INFO L861 garLoopResultBuilder]: At program point L11350(lines 11349 11351) the Hoare annotation is: true [2021-12-06 20:24:09,212 INFO L861 garLoopResultBuilder]: At program point spin_lock_bhENTRY(lines 10971 10978) the Hoare annotation is: true [2021-12-06 20:24:09,212 INFO L858 garLoopResultBuilder]: For program point spin_lock_bhFINAL(lines 10971 10978) no Hoare annotation was computed. [2021-12-06 20:24:09,212 INFO L861 garLoopResultBuilder]: At program point IS_ERRENTRY(lines 6293 6300) the Hoare annotation is: true [2021-12-06 20:24:09,212 INFO L858 garLoopResultBuilder]: For program point IS_ERRFINAL(lines 6293 6300) no Hoare annotation was computed. [2021-12-06 20:24:09,212 INFO L854 garLoopResultBuilder]: At program point L6297(line 6297) the Hoare annotation is: (and (= |IS_ERR_#in~ptr.offset| IS_ERR_~ptr.offset) (= |IS_ERR_#in~ptr.base| IS_ERR_~ptr.base)) [2021-12-06 20:24:09,212 INFO L858 garLoopResultBuilder]: For program point IS_ERREXIT(lines 6293 6300) no Hoare annotation was computed. [2021-12-06 20:24:09,212 INFO L858 garLoopResultBuilder]: For program point L6297-1(line 6297) no Hoare annotation was computed. [2021-12-06 20:24:09,214 INFO L732 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-06 20:24:09,215 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-06 20:24:09,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.12 08:24:09 BoogieIcfgContainer [2021-12-06 20:24:09,253 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-06 20:24:09,254 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-06 20:24:09,254 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-06 20:24:09,254 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-06 20:24:09,254 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 08:22:04" (3/4) ... [2021-12-06 20:24:09,257 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-06 20:24:09,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure simple_strtoul [2021-12-06 20:24:09,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_get_drvdata [2021-12-06 20:24:09,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __raw_spin_lock_init [2021-12-06 20:24:09,262 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unbind_from_irqhandler [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_zeroed_page [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netback_changed [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_page [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_poll_controller [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __skb_insert [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_release_tx_bufs [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_queue_head_init [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure napi_schedule [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_netdev [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __phys_addr [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_change_mtu [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowmem_page_address [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_frag_page [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xenbus_write [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_carrier_off [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_select_queue [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_lock [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-06 20:24:09,263 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_end_access [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_get [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure constant_test_bit [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rtnl_unlock [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_get_rx_ref [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure u64_stats_update_begin [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __netdev_alloc_skb [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_add_rx_frag [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bind_evtchn_to_irqhandler [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xenbus_transaction_end [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_remove [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure net_ratelimit [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_carrier_ok [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irq [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xenbus_grant_ring [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_claim_grant_reference [2021-12-06 20:24:09,264 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure get_id_from_freelist [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_set_real_num_tx_queues [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_end_foreign_access [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __skb_dequeue [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_fix_features [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_disconnect_backend [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_get_stats64 [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_set_bit [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xenbus_alloc_evtchn [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ERR_PTR [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_alloc_grant_references [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_inc [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cpumask_next [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netfront_tx_slot_available [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure notify_remote_via_irq [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure reg_timer_1 [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_headlen [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_irq [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_release_grant_reference [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netif_tx_stop_queue [2021-12-06 20:24:09,265 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_mac_addr [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_can_sg [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure rtnl_lock [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_end_pointer [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_is_gso [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure eth_validate_addr [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_spin_unlock [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __skb_queue_tail [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_rxidx [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_queue_len [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_grant_foreign_access_ref [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_queue_xenstore_keys [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure warn_slowpath_null [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pfn_to_mfn [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree_skb [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_set_features [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_frag_size [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure add_id_to_freelist [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_alloc_rx_buffers [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_entry_set_link [2021-12-06 20:24:09,266 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_priv [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure netdev_get_tx_queue [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure set_bit [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_bh [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure free_pages [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_end_foreign_access_ref [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_netdev [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_remove_file [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_irq [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xenbus_free_evtchn [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_get_rx_skb [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xennet_tx_buf_gc [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gnttab_free_grant_references [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_lock_bh [2021-12-06 20:24:09,267 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2021-12-06 20:24:09,321 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 577 nodes and edges [2021-12-06 20:24:09,329 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 171 nodes and edges [2021-12-06 20:24:09,337 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 44 nodes and edges [2021-12-06 20:24:09,345 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2021-12-06 20:24:09,349 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-12-06 20:24:09,352 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-12-06 20:24:09,355 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-06 20:24:09,357 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 20:24:09,358 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-06 20:24:09,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || (((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,382 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,383 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,384 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && tmp___1 == 0bv8) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,385 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || (((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && tmp___1 == 0bv8) && ~bvsle32(i, 5bv32)) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,386 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,386 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,387 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,387 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,387 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,387 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,388 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvsle32(i, 5bv32)) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32)) || (((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,389 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,390 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,390 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,390 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,391 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,392 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,393 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ((((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv64 == \result) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,393 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,394 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(ldv_spin) == 0bv32) || ((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(err, 12bv32) == 0bv32) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32)) || ((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvadd16(err, 2bv32) == 0bv32) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,394 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,395 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,395 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,396 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ~bvadd16(19bv32, \result) == 0bv32 || ldv_spin == 0bv32 [2021-12-06 20:24:09,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,397 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,398 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,399 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvadd16(err, 2bv32) == 0bv32) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32)) || (((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(err, 12bv32) == 0bv32) && 0bv32 == ~bvadd16(12bv32, \result)) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) [2021-12-06 20:24:09,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,400 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,401 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,402 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,403 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,404 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,405 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,406 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,407 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) [2021-12-06 20:24:09,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,408 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 [2021-12-06 20:24:09,647 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/witness.graphml [2021-12-06 20:24:09,647 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-06 20:24:09,647 INFO L158 Benchmark]: Toolchain (without parser) took 173098.16ms. Allocated memory was 67.1MB in the beginning and 736.1MB in the end (delta: 669.0MB). Free memory was 33.1MB in the beginning and 253.8MB in the end (delta: -220.6MB). Peak memory consumption was 448.3MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,648 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-06 20:24:09,648 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2894.55ms. Allocated memory was 67.1MB in the beginning and 176.2MB in the end (delta: 109.1MB). Free memory was 32.9MB in the beginning and 101.6MB in the end (delta: -68.7MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,648 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.03ms. Allocated memory is still 176.2MB. Free memory was 101.6MB in the beginning and 75.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,648 INFO L158 Benchmark]: Boogie Preprocessor took 157.24ms. Allocated memory is still 176.2MB. Free memory was 75.4MB in the beginning and 85.2MB in the end (delta: -9.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,648 INFO L158 Benchmark]: RCFGBuilder took 44462.12ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 85.2MB in the beginning and 151.5MB in the end (delta: -66.3MB). Peak memory consumption was 204.7MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,649 INFO L158 Benchmark]: TraceAbstraction took 125022.25ms. Allocated memory was 352.3MB in the beginning and 736.1MB in the end (delta: 383.8MB). Free memory was 150.5MB in the beginning and 383.8MB in the end (delta: -233.3MB). Peak memory consumption was 470.9MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,649 INFO L158 Benchmark]: Witness Printer took 393.21ms. Allocated memory is still 736.1MB. Free memory was 383.8MB in the beginning and 253.8MB in the end (delta: 130.0MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. [2021-12-06 20:24:09,650 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 67.1MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2894.55ms. Allocated memory was 67.1MB in the beginning and 176.2MB in the end (delta: 109.1MB). Free memory was 32.9MB in the beginning and 101.6MB in the end (delta: -68.7MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.03ms. Allocated memory is still 176.2MB. Free memory was 101.6MB in the beginning and 75.4MB in the end (delta: 26.2MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 157.24ms. Allocated memory is still 176.2MB. Free memory was 75.4MB in the beginning and 85.2MB in the end (delta: -9.8MB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * RCFGBuilder took 44462.12ms. Allocated memory was 176.2MB in the beginning and 352.3MB in the end (delta: 176.2MB). Free memory was 85.2MB in the beginning and 151.5MB in the end (delta: -66.3MB). Peak memory consumption was 204.7MB. Max. memory is 16.1GB. * TraceAbstraction took 125022.25ms. Allocated memory was 352.3MB in the beginning and 736.1MB in the end (delta: 383.8MB). Free memory was 150.5MB in the beginning and 383.8MB in the end (delta: -233.3MB). Peak memory consumption was 470.9MB. Max. memory is 16.1GB. * Witness Printer took 393.21ms. Allocated memory is still 736.1MB. Free memory was 383.8MB in the beginning and 253.8MB in the end (delta: 130.0MB). Peak memory consumption was 130.0MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 6519]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 109 procedures, 1588 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 124.9s, OverallIterations: 23, TraceHistogramMax: 20, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.2s, AutomataDifference: 34.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 29.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9645 SdHoareTripleChecker+Valid, 28.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 9190 mSDsluCounter, 216568 SdHoareTripleChecker+Invalid, 26.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 2 IncrementalHoareTripleChecker+Unchecked, 165094 mSDsCounter, 1384 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3513 IncrementalHoareTripleChecker+Invalid, 4899 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1384 mSolverCounterUnsat, 51474 mSDtfsCounter, 3513 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7015 GetRequests, 6869 SyntacticMatches, 0 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 144 ImplicationChecksByTransitivity, 5.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=7022occurred in iteration=19, InterpolantAutomatonStates: 156, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 2.6s AutomataMinimizationTime, 23 MinimizatonAttempts, 3542 StatesRemovedByMinimization, 15 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 710 LocationsWithAnnotation, 53755 PreInvPairs, 54906 NumberOfFragments, 2760 HoareAnnotationTreeSize, 53755 FomulaSimplifications, 843888 FormulaSimplificationTreeSizeReduction, 16.0s HoareSimplificationTime, 710 FomulaSimplificationsInter, 504448 FormulaSimplificationTreeSizeReductionInter, 13.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.3s SsaConstructionTime, 30.0s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 5990 NumberOfCodeBlocks, 5385 NumberOfCodeBlocksAsserted, 23 NumberOfCheckSat, 6963 ConstructedInterpolants, 3 QuantifiedInterpolants, 8305 SizeOfPredicates, 77 NumberOfNonLiveVariables, 44990 ConjunctsInSsa, 165 ConjunctsInUnsatCore, 28 InterpolantComputations, 18 PerfectInterpolantSequences, 15224/15382 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 9336]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9085]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 11367]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 6424]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 6429]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 9951]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 11313]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9393]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7647]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6384]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9305]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7395]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6928]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11429]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11521]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10496]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10005]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9145]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 6587]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9393]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 8161]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6368]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7703]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11458]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6884]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11339]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7238]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 7669]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9739]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 11019]: Loop Invariant Derived loop invariant: flags == 544bv32 && flags == 544bv32 - InvariantResult [Line: 6352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11619]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6402]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10543]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6122]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10354]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 6522]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7812]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7586]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 8849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11296]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10023]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11150]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 7093]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9572]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11589]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 11352]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6970]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11488]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 9046]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7547]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8889]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10469]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 8882]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7054]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6706]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ((((((!(ldv_spin == 0bv32) || 1bv64 == aux-#t~loopctr1236-aux) || !(0bv32 == ldv_state_variable_2)) || 4bv64 == aux-#t~loopctr1236-aux) || 2bv64 == aux-#t~loopctr1236-aux) || 0bv64 == aux-#t~loopctr1236-aux) || ~bvult32(4bv64, unknown-#amount-unknown)) || 3bv64 == aux-#t~loopctr1236-aux - InvariantResult [Line: 7135]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7894]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11477]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10523]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 7883]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6724]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11491]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10379]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6683]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10577]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11484]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9309]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7088]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10023]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9032]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 9100]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 11615]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || (((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 11509]: Loop Invariant Derived loop invariant: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9262]: Loop Invariant Derived loop invariant: (((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvsle32(i, 5bv32)) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32)) || (((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 11140]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 11290]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10354]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7594]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11641]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11382]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 10322]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 10426]: Loop Invariant Derived loop invariant: ~bvadd16(19bv32, \result) == 0bv32 || ldv_spin == 0bv32 - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 8841]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 8154]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11189]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 9100]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: (!(\old(ldv_spin) == 0bv32) || ((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(err, 12bv32) == 0bv32) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32)) || ((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvadd16(err, 2bv32) == 0bv32) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 8813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11473]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 && 0bv32 == ldv_state_variable_2 - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6376]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6767]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11293]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11349]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6993]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9046]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11416]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11307]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6789]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7026]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11161]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 11364]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11304]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9070]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 11425]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 6579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6636]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6411]: Loop Invariant Derived loop invariant: flags == 544bv32 && flags == 544bv32 - InvariantResult [Line: 9195]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 11205]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 9273]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || (((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && tmp___1 == 0bv8) && ~bvsle32(i, 5bv32)) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 11169]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 8081]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10016]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11197]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9008]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7093]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11286]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 10452]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9273]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && tmp___1 == 0bv8) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 11544]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 10514]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 10351]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7038]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 10577]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6920]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7934]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 8770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10322]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 7038]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6970]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9739]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7639]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7162]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9336]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9477]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 10318]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 11604]: Loop Invariant Derived loop invariant: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7594]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11370]: Loop Invariant Derived loop invariant: flags == 544bv32 && flags == 544bv32 - InvariantResult [Line: 11412]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9333]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 11396]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7764]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9824]: Loop Invariant Derived loop invariant: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7117]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6829]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 11470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10379]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 11390]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 10322]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 6133]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11626]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 11630]: Loop Invariant Derived loop invariant: (aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 11361]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7376]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9309]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9393]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6175]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11216]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 6441]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7198]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11038]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11326]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8813]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6986]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10478]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 9137]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 9336]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 8161]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11518]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9651]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 8849]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7033]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9377]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6595]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8770]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7894]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11638]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 10046]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11181]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 10046]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7986]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 8889]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6624]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9491]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 11029]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ((((((((((((((!(i == 5bv32) && aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux) && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && !(3bv32 == i)) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv64 == \result) && !(2bv32 == i)) && !(4bv32 == i)) && 0bv64 == \result) && 0bv32 == \result) && err == 0bv32) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 6344]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10322]: Loop Invariant Derived loop invariant: 1bv32 == ldv_state_variable_2 && ldv_spin == 0bv32 - InvariantResult [Line: 7835]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8996]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 11358]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 6091]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 9846]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 10532]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) || ldv_spin == 0bv32 - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9393]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 7459]: Loop Invariant Derived loop invariant: flags == 544bv32 - InvariantResult [Line: 11529]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7739]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9336]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: 6967]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 11512]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 7313]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 10040]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9237]: Loop Invariant Derived loop invariant: ldv_spin == 0bv32 - InvariantResult [Line: 9636]: Loop Invariant Derived loop invariant: ((((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(2bv32, \result) == 0bv32) && ~bvadd16(2bv32, \result) == 0bv32) && tmp___1 == 0bv8) && ~bvadd16(err, 2bv32) == 0bv32) && 0bv64 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) || !(\old(ldv_spin) == 0bv32)) || (((((((((aux-switch ((unsigned int )backend_state) { case 1U: ; case 3U: ; case 7U: ; case 8U: ; case 0U: ; goto ldv_54528; case 2U: ; if ((unsigned int )dev->state != 1U) { goto ldv_54528; } else { } tmp___2 = xennet_connect(netdev); if (tmp___2 != 0) { goto ldv_54528; } else { } xenbus_switch_state(dev, 4); goto ldv_54528; case 4U: netdev_notify_peers(netdev); goto ldv_54528; case 6U: ; if ((unsigned int )dev->state == 6U) { goto ldv_54528; } else { } case 5U: xenbus_frontend_closed(dev); goto ldv_54528; }-aux && 0bv64 == macstr) && !~bvugt32(macstr, 18446744073709547520bv64)) && ~bvadd16(err, 12bv32) == 0bv32) && 0bv32 == ~bvadd16(12bv32, \result)) && tmp___1 == 0bv8) && 0bv64 == \result) && 0bv32 == \result) && !~bvugt32(\result, 18446744073709547520bv64)) && ldv_spin == 0bv32) - InvariantResult [Line: 7857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9393]: Loop Invariant Derived loop invariant: !(\old(ldv_spin) == 0bv32) RESULT: Ultimate proved your program to be correct! [2021-12-06 20:24:09,722 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_acb69e58-061a-4da2-85a9-b3dbdda5a010/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE