./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash ef9feac5783defbec1c68aa73b872148d61ba505a4b616ef820c491686f1e5d0 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-18 04:43:29,221 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-18 04:43:29,229 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-18 04:43:29,278 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-18 04:43:29,279 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-18 04:43:29,281 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-18 04:43:29,282 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-18 04:43:29,284 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-18 04:43:29,285 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-18 04:43:29,289 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-18 04:43:29,289 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-18 04:43:29,290 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-18 04:43:29,290 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-18 04:43:29,292 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-18 04:43:29,293 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-18 04:43:29,297 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-18 04:43:29,298 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-18 04:43:29,298 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-18 04:43:29,300 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-18 04:43:29,301 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-18 04:43:29,302 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-18 04:43:29,303 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-18 04:43:29,304 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-18 04:43:29,305 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-18 04:43:29,308 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-18 04:43:29,310 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-18 04:43:29,310 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-18 04:43:29,311 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-18 04:43:29,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-18 04:43:29,312 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-18 04:43:29,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-18 04:43:29,313 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-18 04:43:29,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-18 04:43:29,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-18 04:43:29,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-18 04:43:29,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-18 04:43:29,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-18 04:43:29,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-18 04:43:29,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-18 04:43:29,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-18 04:43:29,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-18 04:43:29,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-18 04:43:29,343 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-18 04:43:29,344 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-18 04:43:29,344 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-18 04:43:29,344 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-18 04:43:29,345 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-18 04:43:29,345 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-18 04:43:29,346 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-18 04:43:29,346 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-18 04:43:29,346 INFO L138 SettingsManager]: * Use SBE=true [2021-12-18 04:43:29,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-18 04:43:29,347 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-18 04:43:29,348 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-18 04:43:29,348 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-18 04:43:29,348 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-18 04:43:29,348 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-18 04:43:29,348 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:43:29,348 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-18 04:43:29,348 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-18 04:43:29,349 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-18 04:43:29,350 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ef9feac5783defbec1c68aa73b872148d61ba505a4b616ef820c491686f1e5d0 [2021-12-18 04:43:29,570 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-18 04:43:29,598 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-18 04:43:29,601 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-18 04:43:29,602 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-18 04:43:29,602 INFO L275 PluginConnector]: CDTParser initialized [2021-12-18 04:43:29,603 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i [2021-12-18 04:43:29,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059035f62/b3ed7dc46a2f454d8135d3ac95f1bdfe/FLAG14780aeb4 [2021-12-18 04:43:30,367 INFO L306 CDTParser]: Found 1 translation units. [2021-12-18 04:43:30,368 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i [2021-12-18 04:43:30,418 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059035f62/b3ed7dc46a2f454d8135d3ac95f1bdfe/FLAG14780aeb4 [2021-12-18 04:43:30,637 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/059035f62/b3ed7dc46a2f454d8135d3ac95f1bdfe [2021-12-18 04:43:30,639 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-18 04:43:30,641 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-18 04:43:30,643 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-18 04:43:30,643 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-18 04:43:30,645 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-18 04:43:30,646 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:43:30" (1/1) ... [2021-12-18 04:43:30,647 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48856a0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:30, skipping insertion in model container [2021-12-18 04:43:30,648 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.12 04:43:30" (1/1) ... [2021-12-18 04:43:30,652 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-18 04:43:30,780 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-18 04:43:31,306 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6552] [2021-12-18 04:43:31,309 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6553-6554] [2021-12-18 04:43:31,822 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i[197897,197910] [2021-12-18 04:43:34,587 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-18 04:43:34,608 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:43:34,679 INFO L203 MainTranslator]: Completed pre-run [2021-12-18 04:43:34,757 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6552] [2021-12-18 04:43:34,757 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6553-6554] [2021-12-18 04:43:34,764 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i[197897,197910] [2021-12-18 04:43:35,146 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-18 04:43:35,149 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-18 04:43:35,382 INFO L208 MainTranslator]: Completed translation [2021-12-18 04:43:35,382 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35 WrapperNode [2021-12-18 04:43:35,382 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-18 04:43:35,383 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-18 04:43:35,383 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-18 04:43:35,383 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-18 04:43:35,388 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:35,539 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:35,866 INFO L137 Inliner]: procedures = 653, calls = 5094, calls flagged for inlining = 286, calls inlined = 279, statements flattened = 12430 [2021-12-18 04:43:35,867 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-18 04:43:35,868 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-18 04:43:35,868 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-18 04:43:35,868 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-18 04:43:35,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:35,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:35,932 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:35,933 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:36,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:36,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:36,185 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:36,259 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-18 04:43:36,260 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-18 04:43:36,261 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-18 04:43:36,262 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-18 04:43:36,263 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (1/1) ... [2021-12-18 04:43:36,268 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-18 04:43:36,275 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-18 04:43:36,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-18 04:43:36,292 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-18 04:43:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure enic_vlan_rx_kill_vid [2021-12-18 04:43:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_vlan_rx_kill_vid [2021-12-18 04:43:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2021-12-18 04:43:36,315 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2021-12-18 04:43:36,315 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-12-18 04:43:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-12-18 04:43:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_stats [2021-12-18 04:43:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_stats [2021-12-18 04:43:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2021-12-18 04:43:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2021-12-18 04:43:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2021-12-18 04:43:36,316 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2021-12-18 04:43:36,316 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-12-18 04:43:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-12-18 04:43:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2021-12-18 04:43:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2021-12-18 04:43:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2021-12-18 04:43:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2021-12-18 04:43:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-18 04:43:36,317 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-18 04:43:36,317 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2021-12-18 04:43:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2021-12-18 04:43:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2021-12-18 04:43:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2021-12-18 04:43:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-18 04:43:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-18 04:43:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2021-12-18 04:43:36,318 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2021-12-18 04:43:36,318 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-18 04:43:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-18 04:43:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2021-12-18 04:43:36,319 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2021-12-18 04:43:36,319 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2021-12-18 04:43:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2021-12-18 04:43:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2021-12-18 04:43:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2021-12-18 04:43:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2021-12-18 04:43:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2021-12-18 04:43:36,320 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2021-12-18 04:43:36,320 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2021-12-18 04:43:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2021-12-18 04:43:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2021-12-18 04:43:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2021-12-18 04:43:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2021-12-18 04:43:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-12-18 04:43:36,321 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-12-18 04:43:36,321 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2021-12-18 04:43:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2021-12-18 04:43:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2021-12-18 04:43:36,322 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2021-12-18 04:43:36,322 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-18 04:43:36,323 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-18 04:43:36,323 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_vf_port [2021-12-18 04:43:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_vf_port [2021-12-18 04:43:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-18 04:43:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-18 04:43:36,324 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2021-12-18 04:43:36,324 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2021-12-18 04:43:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-18 04:43:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-18 04:43:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2021-12-18 04:43:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2021-12-18 04:43:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-18 04:43:36,325 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-18 04:43:36,325 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2021-12-18 04:43:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2021-12-18 04:43:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2021-12-18 04:43:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2021-12-18 04:43:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-18 04:43:36,326 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2021-12-18 04:43:36,326 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2021-12-18 04:43:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2021-12-18 04:43:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2021-12-18 04:43:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-18 04:43:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-18 04:43:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-18 04:43:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-18 04:43:36,327 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-18 04:43:36,327 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-18 04:43:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-18 04:43:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-18 04:43:36,328 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-18 04:43:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-12-18 04:43:36,328 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-18 04:43:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2021-12-18 04:43:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-18 04:43:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-18 04:43:36,329 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2021-12-18 04:43:36,329 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2021-12-18 04:43:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-18 04:43:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-18 04:43:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-18 04:43:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2021-12-18 04:43:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2021-12-18 04:43:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2021-12-18 04:43:36,330 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2021-12-18 04:43:36,330 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2021-12-18 04:43:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2021-12-18 04:43:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2021-12-18 04:43:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2021-12-18 04:43:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2021-12-18 04:43:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2021-12-18 04:43:36,331 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-12-18 04:43:36,331 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-12-18 04:43:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2021-12-18 04:43:36,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2021-12-18 04:43:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2021-12-18 04:43:36,332 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2021-12-18 04:43:36,332 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-18 04:43:36,332 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-18 04:43:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-18 04:43:36,333 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-18 04:43:36,333 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2021-12-18 04:43:36,335 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2021-12-18 04:43:36,335 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2021-12-18 04:43:36,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2021-12-18 04:43:36,336 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-18 04:43:36,336 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-18 04:43:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2021-12-18 04:43:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2021-12-18 04:43:36,337 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2021-12-18 04:43:36,337 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2021-12-18 04:43:36,341 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-18 04:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-18 04:43:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-18 04:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2021-12-18 04:43:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2021-12-18 04:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-18 04:43:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-18 04:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-18 04:43:36,342 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-18 04:43:36,342 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-18 04:43:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2021-12-18 04:43:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2021-12-18 04:43:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2021-12-18 04:43:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2021-12-18 04:43:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-18 04:43:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-18 04:43:36,343 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-18 04:43:36,343 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2021-12-18 04:43:36,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2021-12-18 04:43:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-18 04:43:36,344 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-18 04:43:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-18 04:43:36,344 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-18 04:43:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2021-12-18 04:43:36,344 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2021-12-18 04:43:36,344 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-12-18 04:43:36,344 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-12-18 04:43:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-18 04:43:36,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-18 04:43:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-18 04:43:36,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-18 04:43:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-12-18 04:43:36,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-12-18 04:43:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-12-18 04:43:36,345 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-12-18 04:43:36,345 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-18 04:43:36,346 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-18 04:43:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2021-12-18 04:43:36,346 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2021-12-18 04:43:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_port_speed [2021-12-18 04:43:36,346 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_port_speed [2021-12-18 04:43:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-18 04:43:36,346 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-18 04:43:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2021-12-18 04:43:36,346 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2021-12-18 04:43:36,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2021-12-18 04:43:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:43:36,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:43:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2021-12-18 04:43:36,347 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2021-12-18 04:43:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-18 04:43:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2021-12-18 04:43:36,347 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2021-12-18 04:43:36,347 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-18 04:43:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-18 04:43:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2021-12-18 04:43:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2021-12-18 04:43:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-18 04:43:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-18 04:43:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-18 04:43:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2021-12-18 04:43:36,348 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2021-12-18 04:43:36,348 INFO L130 BoogieDeclarations]: Found specification of procedure enic_intr_coal_set_rx [2021-12-18 04:43:36,349 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_intr_coal_set_rx [2021-12-18 04:43:36,349 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-18 04:43:36,350 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-18 04:43:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-18 04:43:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2021-12-18 04:43:36,350 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2021-12-18 04:43:36,350 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-18 04:43:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-18 04:43:36,351 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-18 04:43:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-18 04:43:36,351 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-18 04:43:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-12-18 04:43:36,351 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-12-18 04:43:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:43:36,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-18 04:43:36,351 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2021-12-18 04:43:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2021-12-18 04:43:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2021-12-18 04:43:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2021-12-18 04:43:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2021-12-18 04:43:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2021-12-18 04:43:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-18 04:43:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-18 04:43:36,352 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2021-12-18 04:43:36,352 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2021-12-18 04:43:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2021-12-18 04:43:36,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2021-12-18 04:43:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2021-12-18 04:43:36,353 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2021-12-18 04:43:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-18 04:43:36,353 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-18 04:43:36,353 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-18 04:43:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-18 04:43:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-18 04:43:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-18 04:43:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-12-18 04:43:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-12-18 04:43:36,354 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2021-12-18 04:43:36,354 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2021-12-18 04:43:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2021-12-18 04:43:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2021-12-18 04:43:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-18 04:43:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-18 04:43:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2021-12-18 04:43:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2021-12-18 04:43:36,355 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-18 04:43:36,355 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-18 04:43:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2021-12-18 04:43:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2021-12-18 04:43:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-18 04:43:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-18 04:43:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2021-12-18 04:43:36,356 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2021-12-18 04:43:36,356 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2021-12-18 04:43:36,357 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2021-12-18 04:43:36,359 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-18 04:43:36,359 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-18 04:43:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-12-18 04:43:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-12-18 04:43:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-12-18 04:43:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-12-18 04:43:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-18 04:43:36,360 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-18 04:43:36,360 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2021-12-18 04:43:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2021-12-18 04:43:36,361 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2021-12-18 04:43:36,361 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2021-12-18 04:43:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure enic_hard_start_xmit [2021-12-18 04:43:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_hard_start_xmit [2021-12-18 04:43:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2021-12-18 04:43:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2021-12-18 04:43:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure __hw_addr_unsync_dev [2021-12-18 04:43:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __hw_addr_unsync_dev [2021-12-18 04:43:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2021-12-18 04:43:36,362 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2021-12-18 04:43:36,362 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-18 04:43:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-18 04:43:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2021-12-18 04:43:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2021-12-18 04:43:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-18 04:43:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-18 04:43:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 04:43:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-18 04:43:36,363 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-18 04:43:36,363 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-18 04:43:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2021-12-18 04:43:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2021-12-18 04:43:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2021-12-18 04:43:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2021-12-18 04:43:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-18 04:43:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-18 04:43:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-18 04:43:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-18 04:43:36,364 INFO L130 BoogieDeclarations]: Found specification of procedure __hw_addr_sync_dev [2021-12-18 04:43:36,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __hw_addr_sync_dev [2021-12-18 04:43:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_vf_mac [2021-12-18 04:43:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_vf_mac [2021-12-18 04:43:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-18 04:43:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-18 04:43:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-18 04:43:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2021-12-18 04:43:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2021-12-18 04:43:36,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-18 04:43:36,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-18 04:43:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-18 04:43:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-18 04:43:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-12-18 04:43:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-12-18 04:43:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-18 04:43:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-18 04:43:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-18 04:43:36,366 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-18 04:43:36,366 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-12-18 04:43:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-12-18 04:43:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-18 04:43:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-18 04:43:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-18 04:43:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2021-12-18 04:43:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-12-18 04:43:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-12-18 04:43:36,367 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2021-12-18 04:43:36,367 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2021-12-18 04:43:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-12-18 04:43:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-12-18 04:43:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-18 04:43:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-18 04:43:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2021-12-18 04:43:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2021-12-18 04:43:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2021-12-18 04:43:36,368 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2021-12-18 04:43:36,368 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-18 04:43:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-18 04:43:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-18 04:43:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2021-12-18 04:43:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2021-12-18 04:43:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2021-12-18 04:43:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2021-12-18 04:43:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_vf_port [2021-12-18 04:43:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_vf_port [2021-12-18 04:43:36,369 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-18 04:43:36,369 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-18 04:43:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-18 04:43:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2021-12-18 04:43:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2021-12-18 04:43:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-18 04:43:36,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-18 04:43:36,370 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2021-12-18 04:43:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2021-12-18 04:43:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2021-12-18 04:43:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2021-12-18 04:43:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2021-12-18 04:43:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2021-12-18 04:43:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-18 04:43:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2021-12-18 04:43:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2021-12-18 04:43:36,371 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2021-12-18 04:43:36,371 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2021-12-18 04:43:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2021-12-18 04:43:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2021-12-18 04:43:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-18 04:43:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-18 04:43:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-18 04:43:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-18 04:43:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2021-12-18 04:43:36,372 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2021-12-18 04:43:36,372 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2021-12-18 04:43:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2021-12-18 04:43:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-18 04:43:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-18 04:43:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-18 04:43:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-18 04:43:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2021-12-18 04:43:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2021-12-18 04:43:36,373 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2021-12-18 04:43:36,373 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2021-12-18 04:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-18 04:43:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-18 04:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2021-12-18 04:43:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2021-12-18 04:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2021-12-18 04:43:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2021-12-18 04:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2021-12-18 04:43:36,374 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2021-12-18 04:43:36,374 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2021-12-18 04:43:36,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2021-12-18 04:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2021-12-18 04:43:36,375 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2021-12-18 04:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2021-12-18 04:43:36,375 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2021-12-18 04:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2021-12-18 04:43:36,375 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2021-12-18 04:43:36,375 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2021-12-18 04:43:36,375 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2021-12-18 04:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address [2021-12-18 04:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address [2021-12-18 04:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2021-12-18 04:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2021-12-18 04:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2021-12-18 04:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2021-12-18 04:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2021-12-18 04:43:36,376 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2021-12-18 04:43:36,376 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-18 04:43:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-18 04:43:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-18 04:43:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-18 04:43:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2021-12-18 04:43:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2021-12-18 04:43:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure enic_vlan_rx_add_vid [2021-12-18 04:43:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_vlan_rx_add_vid [2021-12-18 04:43:36,377 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-18 04:43:36,377 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2021-12-18 04:43:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-18 04:43:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-12-18 04:43:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-18 04:43:36,378 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-18 04:43:36,378 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2021-12-18 04:43:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2021-12-18 04:43:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-12-18 04:43:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-12-18 04:43:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2021-12-18 04:43:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2021-12-18 04:43:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-12-18 04:43:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-12-18 04:43:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2021-12-18 04:43:36,379 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2021-12-18 04:43:36,379 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-18 04:43:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2021-12-18 04:43:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2021-12-18 04:43:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2021-12-18 04:43:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2021-12-18 04:43:36,380 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-18 04:43:36,380 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-18 04:43:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2021-12-18 04:43:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2021-12-18 04:43:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-18 04:43:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-18 04:43:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2021-12-18 04:43:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2021-12-18 04:43:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2021-12-18 04:43:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2021-12-18 04:43:36,381 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2021-12-18 04:43:36,381 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2021-12-18 04:43:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2021-12-18 04:43:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2021-12-18 04:43:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2021-12-18 04:43:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2021-12-18 04:43:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-12-18 04:43:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-12-18 04:43:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2021-12-18 04:43:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2021-12-18 04:43:36,382 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-12-18 04:43:36,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-12-18 04:43:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-18 04:43:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-18 04:43:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2021-12-18 04:43:36,383 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2021-12-18 04:43:36,383 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2021-12-18 04:43:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2021-12-18 04:43:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-18 04:43:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-18 04:43:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 04:43:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-18 04:43:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix_range [2021-12-18 04:43:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix_range [2021-12-18 04:43:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2021-12-18 04:43:36,384 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2021-12-18 04:43:36,384 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-18 04:43:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:43:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2021-12-18 04:43:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 04:43:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-12-18 04:43:36,385 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-12-18 04:43:36,385 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2021-12-18 04:43:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2021-12-18 04:43:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-18 04:43:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-18 04:43:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2021-12-18 04:43:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2021-12-18 04:43:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2021-12-18 04:43:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2021-12-18 04:43:36,386 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2021-12-18 04:43:36,386 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2021-12-18 04:43:37,628 INFO L236 CfgBuilder]: Building ICFG [2021-12-18 04:43:37,633 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-18 04:43:38,278 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-18 04:53:50,451 INFO L277 CfgBuilder]: Performing block encoding [2021-12-18 04:53:50,471 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-18 04:53:50,471 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-18 04:53:50,477 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:53:50 BoogieIcfgContainer [2021-12-18 04:53:50,477 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-18 04:53:50,479 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-18 04:53:50,479 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-18 04:53:50,481 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-18 04:53:50,481 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.12 04:43:30" (1/3) ... [2021-12-18 04:53:50,482 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fef6092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:53:50, skipping insertion in model container [2021-12-18 04:53:50,482 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.12 04:43:35" (2/3) ... [2021-12-18 04:53:50,495 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@fef6092 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.12 04:53:50, skipping insertion in model container [2021-12-18 04:53:50,495 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.12 04:53:50" (3/3) ... [2021-12-18 04:53:50,496 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--cisco--enic--enic.ko-entry_point.cil.out.i [2021-12-18 04:53:50,500 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-18 04:53:50,500 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-18 04:53:50,548 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-18 04:53:50,562 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 [2021-12-18 04:53:50,562 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-18 04:53:50,624 INFO L276 IsEmpty]: Start isEmpty. Operand has 4285 states, 3037 states have (on average 1.3286137635824826) internal successors, (4035), 3089 states have internal predecessors, (4035), 1017 states have call successors, (1017), 230 states have call predecessors, (1017), 229 states have return successors, (1007), 1000 states have call predecessors, (1007), 1007 states have call successors, (1007) [2021-12-18 04:53:50,651 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2021-12-18 04:53:50,651 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:53:50,652 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-18 04:53:50,653 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:53:50,657 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:53:50,659 INFO L85 PathProgramCache]: Analyzing trace with hash 1959308064, now seen corresponding path program 1 times [2021-12-18 04:53:50,664 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:53:50,664 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461854904] [2021-12-18 04:53:50,665 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:53:50,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:53:51,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:51,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:53:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:51,953 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:53:51,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:51,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:53:51,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:51,989 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:53:51,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:53:52,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:53:52,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:53:52,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:53:52,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:53:52,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:53:52,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:53:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:53:52,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,130 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:53:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,200 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 04:53:52,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 04:53:52,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 04:53:52,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 04:53:52,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,301 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2021-12-18 04:53:52,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,316 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-18 04:53:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2021-12-18 04:53:52,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-18 04:53:52,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:53:52,358 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-12-18 04:53:52,359 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:53:52,359 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461854904] [2021-12-18 04:53:52,360 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461854904] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:53:52,362 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:53:52,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 04:53:52,364 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [555356086] [2021-12-18 04:53:52,364 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:53:52,367 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 04:53:52,368 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:53:52,391 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 04:53:52,391 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 04:53:52,400 INFO L87 Difference]: Start difference. First operand has 4285 states, 3037 states have (on average 1.3286137635824826) internal successors, (4035), 3089 states have internal predecessors, (4035), 1017 states have call successors, (1017), 230 states have call predecessors, (1017), 229 states have return successors, (1007), 1000 states have call predecessors, (1007), 1007 states have call successors, (1007) Second operand has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 04:53:54,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:53:56,811 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:54:14,909 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:54:52,007 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:54:56,727 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:54:56,727 INFO L93 Difference]: Finished difference Result 13232 states and 19291 transitions. [2021-12-18 04:54:56,728 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-18 04:54:56,729 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 165 [2021-12-18 04:54:56,730 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:54:56,799 INFO L225 Difference]: With dead ends: 13232 [2021-12-18 04:54:56,799 INFO L226 Difference]: Without dead ends: 8900 [2021-12-18 04:54:56,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=32, Invalid=58, Unknown=0, NotChecked=0, Total=90 [2021-12-18 04:54:56,835 INFO L933 BasicCegarLoop]: 6016 mSDtfsCounter, 12951 mSDsluCounter, 9402 mSDsCounter, 0 mSdLazyCounter, 7787 mSolverCounterSat, 9424 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 58.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13579 SdHoareTripleChecker+Valid, 15418 SdHoareTripleChecker+Invalid, 17215 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 9424 IncrementalHoareTripleChecker+Valid, 7787 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 62.7s IncrementalHoareTripleChecker+Time [2021-12-18 04:54:56,837 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13579 Valid, 15418 Invalid, 17215 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [9424 Valid, 7787 Invalid, 4 Unknown, 0 Unchecked, 62.7s Time] [2021-12-18 04:54:56,860 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8900 states. [2021-12-18 04:54:57,172 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8900 to 7246. [2021-12-18 04:54:57,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7246 states, 5119 states have (on average 1.3223285798007423) internal successors, (6769), 5189 states have internal predecessors, (6769), 1712 states have call successors, (1712), 415 states have call predecessors, (1712), 414 states have return successors, (1711), 1697 states have call predecessors, (1711), 1711 states have call successors, (1711) [2021-12-18 04:54:57,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7246 states to 7246 states and 10192 transitions. [2021-12-18 04:54:57,230 INFO L78 Accepts]: Start accepts. Automaton has 7246 states and 10192 transitions. Word has length 165 [2021-12-18 04:54:57,233 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:54:57,234 INFO L470 AbstractCegarLoop]: Abstraction has 7246 states and 10192 transitions. [2021-12-18 04:54:57,234 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.333333333333334) internal successors, (74), 3 states have internal predecessors, (74), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-12-18 04:54:57,234 INFO L276 IsEmpty]: Start isEmpty. Operand 7246 states and 10192 transitions. [2021-12-18 04:54:57,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2021-12-18 04:54:57,275 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:54:57,275 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 4, 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] [2021-12-18 04:54:57,276 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-18 04:54:57,276 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:54:57,276 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:54:57,276 INFO L85 PathProgramCache]: Analyzing trace with hash -1634272671, now seen corresponding path program 1 times [2021-12-18 04:54:57,277 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:54:57,278 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [424448766] [2021-12-18 04:54:57,278 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:54:57,279 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:54:57,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,095 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:54:58,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:54:58,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:54:58,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,126 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:54:58,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:54:58,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,145 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:54:58,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:54:58,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:54:58,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,172 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:54:58,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:54:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,190 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:54:58,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:54:58,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,207 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:54:58,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 04:54:58,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 04:54:58,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,312 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 04:54:58,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 04:54:58,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-18 04:54:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 126 [2021-12-18 04:54:58,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,394 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 138 [2021-12-18 04:54:58,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:54:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,414 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-18 04:54:58,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,421 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2021-12-18 04:54:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,430 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:54:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-18 04:54:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:54:58,447 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-12-18 04:54:58,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:54:58,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [424448766] [2021-12-18 04:54:58,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [424448766] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:54:58,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:54:58,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 04:54:58,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [896133956] [2021-12-18 04:54:58,448 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:54:58,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 04:54:58,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:54:58,451 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 04:54:58,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 04:54:58,451 INFO L87 Difference]: Start difference. First operand 7246 states and 10192 transitions. Second operand has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-18 04:55:00,546 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 [] [2021-12-18 04:55:02,854 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:05,256 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.40s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:55:45,886 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:36,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:56:36,134 INFO L93 Difference]: Finished difference Result 25378 states and 36836 transitions. [2021-12-18 04:56:36,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-12-18 04:56:36,135 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 195 [2021-12-18 04:56:36,135 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:56:36,233 INFO L225 Difference]: With dead ends: 25378 [2021-12-18 04:56:36,234 INFO L226 Difference]: Without dead ends: 18169 [2021-12-18 04:56:36,263 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=60, Invalid=122, Unknown=0, NotChecked=0, Total=182 [2021-12-18 04:56:36,264 INFO L933 BasicCegarLoop]: 5768 mSDtfsCounter, 17121 mSDsluCounter, 10681 mSDsCounter, 0 mSdLazyCounter, 10888 mSolverCounterSat, 11639 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 90.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18001 SdHoareTripleChecker+Valid, 16449 SdHoareTripleChecker+Invalid, 22531 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 11639 IncrementalHoareTripleChecker+Valid, 10888 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 95.5s IncrementalHoareTripleChecker+Time [2021-12-18 04:56:36,264 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [18001 Valid, 16449 Invalid, 22531 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [11639 Valid, 10888 Invalid, 4 Unknown, 0 Unchecked, 95.5s Time] [2021-12-18 04:56:36,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18169 states. [2021-12-18 04:56:36,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18169 to 14542. [2021-12-18 04:56:36,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 14542 states, 10296 states have (on average 1.3177933177933179) internal successors, (13568), 10461 states have internal predecessors, (13568), 3376 states have call successors, (3376), 827 states have call predecessors, (3376), 869 states have return successors, (3589), 3376 states have call predecessors, (3589), 3375 states have call successors, (3589) [2021-12-18 04:56:36,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 14542 states to 14542 states and 20533 transitions. [2021-12-18 04:56:36,837 INFO L78 Accepts]: Start accepts. Automaton has 14542 states and 20533 transitions. Word has length 195 [2021-12-18 04:56:36,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:56:36,839 INFO L470 AbstractCegarLoop]: Abstraction has 14542 states and 20533 transitions. [2021-12-18 04:56:36,839 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.5) internal successors, (93), 3 states have internal predecessors, (93), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-18 04:56:36,840 INFO L276 IsEmpty]: Start isEmpty. Operand 14542 states and 20533 transitions. [2021-12-18 04:56:36,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 198 [2021-12-18 04:56:36,851 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:56:36,851 INFO L514 BasicCegarLoop]: trace histogram [13, 13, 13, 4, 4, 4, 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] [2021-12-18 04:56:36,852 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-18 04:56:36,852 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:56:36,852 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:56:36,852 INFO L85 PathProgramCache]: Analyzing trace with hash -644776990, now seen corresponding path program 1 times [2021-12-18 04:56:36,853 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:56:36,854 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168304538] [2021-12-18 04:56:36,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:56:36,854 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:56:37,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:56:37,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,608 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:56:37,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:56:37,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:56:37,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:56:37,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:56:37,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:56:37,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:56:37,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:56:37,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:56:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:56:37,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:56:37,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:56:37,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 04:56:37,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,821 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 04:56:37,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 04:56:37,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 04:56:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,849 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-18 04:56:37,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2021-12-18 04:56:37,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2021-12-18 04:56:37,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,937 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:56:37,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-18 04:56:37,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2021-12-18 04:56:37,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-18 04:56:37,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2021-12-18 04:56:37,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:56:37,979 INFO L134 CoverageAnalysis]: Checked inductivity of 339 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 339 trivial. 0 not checked. [2021-12-18 04:56:37,980 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:56:37,980 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168304538] [2021-12-18 04:56:37,980 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168304538] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:56:37,980 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:56:37,980 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 04:56:37,980 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699522368] [2021-12-18 04:56:37,980 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:56:37,981 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 04:56:37,981 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:56:37,982 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 04:56:37,982 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-18 04:56:37,982 INFO L87 Difference]: Start difference. First operand 14542 states and 20533 transitions. Second operand has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-18 04:56:40,082 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 [] [2021-12-18 04:56:42,366 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:56:44,654 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:57:14,489 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:57:32,916 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-18 04:57:32,916 INFO L93 Difference]: Finished difference Result 28228 states and 40327 transitions. [2021-12-18 04:57:32,916 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-18 04:57:32,916 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 197 [2021-12-18 04:57:32,917 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-18 04:57:32,971 INFO L225 Difference]: With dead ends: 28228 [2021-12-18 04:57:32,971 INFO L226 Difference]: Without dead ends: 13723 [2021-12-18 04:57:33,024 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-12-18 04:57:33,025 INFO L933 BasicCegarLoop]: 5039 mSDtfsCounter, 11583 mSDsluCounter, 5871 mSDsCounter, 0 mSdLazyCounter, 5777 mSolverCounterSat, 6973 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 50.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12135 SdHoareTripleChecker+Valid, 10910 SdHoareTripleChecker+Invalid, 12754 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6973 IncrementalHoareTripleChecker+Valid, 5777 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 53.2s IncrementalHoareTripleChecker+Time [2021-12-18 04:57:33,025 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12135 Valid, 10910 Invalid, 12754 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6973 Valid, 5777 Invalid, 4 Unknown, 0 Unchecked, 53.2s Time] [2021-12-18 04:57:33,037 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13723 states. [2021-12-18 04:57:33,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13723 to 11207. [2021-12-18 04:57:33,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11207 states, 8013 states have (on average 1.3099962560838638) internal successors, (10497), 8148 states have internal predecessors, (10497), 2470 states have call successors, (2470), 680 states have call predecessors, (2470), 723 states have return successors, (2645), 2477 states have call predecessors, (2645), 2469 states have call successors, (2645) [2021-12-18 04:57:33,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11207 states to 11207 states and 15612 transitions. [2021-12-18 04:57:33,394 INFO L78 Accepts]: Start accepts. Automaton has 11207 states and 15612 transitions. Word has length 197 [2021-12-18 04:57:33,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-18 04:57:33,394 INFO L470 AbstractCegarLoop]: Abstraction has 11207 states and 15612 transitions. [2021-12-18 04:57:33,394 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.833333333333334) internal successors, (95), 3 states have internal predecessors, (95), 2 states have call successors, (30), 5 states have call predecessors, (30), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-18 04:57:33,395 INFO L276 IsEmpty]: Start isEmpty. Operand 11207 states and 15612 transitions. [2021-12-18 04:57:33,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2021-12-18 04:57:33,399 INFO L506 BasicCegarLoop]: Found error trace [2021-12-18 04:57:33,399 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 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] [2021-12-18 04:57:33,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-18 04:57:33,400 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-18 04:57:33,400 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-18 04:57:33,400 INFO L85 PathProgramCache]: Analyzing trace with hash -1630102952, now seen corresponding path program 1 times [2021-12-18 04:57:33,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-18 04:57:33,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1647299760] [2021-12-18 04:57:33,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-18 04:57:33,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-18 04:57:33,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,227 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-18 04:57:34,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2021-12-18 04:57:34,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,250 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-18 04:57:34,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,259 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-18 04:57:34,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-18 04:57:34,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,279 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2021-12-18 04:57:34,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,288 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-12-18 04:57:34,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2021-12-18 04:57:34,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-12-18 04:57:34,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-18 04:57:34,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2021-12-18 04:57:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-18 04:57:34,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,350 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-18 04:57:34,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2021-12-18 04:57:34,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2021-12-18 04:57:34,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-18 04:57:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2021-12-18 04:57:34,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-18 04:57:34,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,502 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2021-12-18 04:57:34,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-18 04:57:34,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,603 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-12-18 04:57:34,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 165 [2021-12-18 04:57:34,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 175 [2021-12-18 04:57:34,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-18 04:57:34,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-18 04:57:34,649 INFO L134 CoverageAnalysis]: Checked inductivity of 512 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 512 trivial. 0 not checked. [2021-12-18 04:57:34,649 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-18 04:57:34,649 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1647299760] [2021-12-18 04:57:34,649 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1647299760] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-18 04:57:34,650 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-18 04:57:34,650 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-18 04:57:34,650 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1669200080] [2021-12-18 04:57:34,650 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-18 04:57:34,650 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-18 04:57:34,651 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-18 04:57:34,651 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-18 04:57:34,651 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-18 04:57:34,651 INFO L87 Difference]: Start difference. First operand 11207 states and 15612 transitions. Second operand has 6 states, 6 states have (on average 14.666666666666666) internal successors, (88), 3 states have internal predecessors, (88), 2 states have call successors, (28), 6 states have call predecessors, (28), 1 states have return successors, (24), 1 states have call predecessors, (24), 1 states have call successors, (24) [2021-12-18 04:57:36,745 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 [] [2021-12-18 04:57:39,050 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-18 04:57:41,356 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15