./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.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 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 05:14:18,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 05:14:18,932 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 05:14:18,972 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 05:14:18,973 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 05:14:18,975 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 05:14:18,977 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 05:14:18,979 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 05:14:18,980 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 05:14:18,983 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 05:14:18,984 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 05:14:18,985 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 05:14:18,985 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 05:14:18,987 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 05:14:18,988 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 05:14:18,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 05:14:18,993 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 05:14:18,994 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 05:14:18,996 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 05:14:19,000 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 05:14:19,001 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 05:14:19,002 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 05:14:19,003 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 05:14:19,004 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 05:14:19,008 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 05:14:19,009 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 05:14:19,009 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 05:14:19,010 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 05:14:19,011 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 05:14:19,011 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 05:14:19,011 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 05:14:19,012 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 05:14:19,013 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 05:14:19,014 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 05:14:19,015 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 05:14:19,015 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 05:14:19,015 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 05:14:19,016 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 05:14:19,016 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 05:14:19,016 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 05:14:19,017 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 05:14:19,018 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 05:14:19,043 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 05:14:19,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 05:14:19,044 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 05:14:19,044 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 05:14:19,045 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 05:14:19,045 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 05:14:19,045 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 05:14:19,046 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 05:14:19,046 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 05:14:19,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 05:14:19,047 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 05:14:19,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 05:14:19,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 05:14:19,048 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 05:14:19,048 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 05:14:19,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 05:14:19,048 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 05:14:19,048 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 05:14:19,049 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 05:14:19,050 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 20a6de28a995e8bec501f9dc0dae1900e799afc4f65a76b4a34e69e1daf6b51e [2021-11-17 05:14:19,248 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 05:14:19,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 05:14:19,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 05:14:19,266 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 05:14:19,266 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 05:14:19,267 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2021-11-17 05:14:19,334 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7546518cf/40e07aa775e249c88a6c50d47de20eb4/FLAGc02805b61 [2021-11-17 05:14:20,251 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 05:14:20,252 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2021-11-17 05:14:20,333 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7546518cf/40e07aa775e249c88a6c50d47de20eb4/FLAGc02805b61 [2021-11-17 05:14:20,356 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7546518cf/40e07aa775e249c88a6c50d47de20eb4 [2021-11-17 05:14:20,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 05:14:20,360 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 05:14:20,362 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 05:14:20,362 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 05:14:20,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 05:14:20,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:14:20" (1/1) ... [2021-11-17 05:14:20,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@688a8196 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:20, skipping insertion in model container [2021-11-17 05:14:20,368 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 05:14:20" (1/1) ... [2021-11-17 05:14:20,373 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 05:14:20,552 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 05:14:27,518 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2021-11-17 05:14:27,612 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 05:14:27,651 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 05:14:28,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i[841290,841303] [2021-11-17 05:14:28,267 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 05:14:28,638 INFO L208 MainTranslator]: Completed translation [2021-11-17 05:14:28,639 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28 WrapperNode [2021-11-17 05:14:28,639 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 05:14:28,641 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 05:14:28,641 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 05:14:28,642 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 05:14:28,647 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:28,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:29,433 INFO L137 Inliner]: procedures = 715, calls = 14301, calls flagged for inlining = 321, calls inlined = 272, statements flattened = 26073 [2021-11-17 05:14:29,434 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 05:14:29,447 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 05:14:29,448 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 05:14:29,448 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 05:14:29,457 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:29,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:29,621 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:29,635 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:30,028 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:30,087 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:30,168 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:30,419 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 05:14:30,420 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 05:14:30,420 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 05:14:30,420 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 05:14:30,421 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (1/1) ... [2021-11-17 05:14:30,427 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 05:14:30,434 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 05:14:30,459 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) [2021-11-17 05:14:30,477 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 [2021-11-17 05:14:30,494 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-17 05:14:30,494 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-17 05:14:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_fc_after_link_up [2021-11-17 05:14:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_fc_after_link_up [2021-11-17 05:14:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2021-11-17 05:14:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2021-11-17 05:14:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_collision_dist [2021-11-17 05:14:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_collision_dist [2021-11-17 05:14:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_ee_clk [2021-11-17 05:14:30,495 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_ee_clk [2021-11-17 05:14:30,495 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-17 05:14:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-17 05:14:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-17 05:14:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-17 05:14:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_slot_reset [2021-11-17 05:14:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_slot_reset [2021-11-17 05:14:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure reg_pattern_test [2021-11-17 05:14:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_pattern_test [2021-11-17 05:14:30,496 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-11-17 05:14:30,496 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-11-17 05:14:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-17 05:14:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-17 05:14:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-11-17 05:14:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-11-17 05:14:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_eeprom [2021-11-17 05:14:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_eeprom [2021-11-17 05:14:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-17 05:14:30,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-17 05:14:30,497 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 05:14:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 05:14:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_manageability [2021-11-17 05:14:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_manageability [2021-11-17 05:14:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_in_ee_bits [2021-11-17 05:14:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_in_ee_bits [2021-11-17 05:14:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down_and_stop [2021-11-17 05:14:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down_and_stop [2021-11-17 05:14:30,498 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-17 05:14:30,498 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-17 05:14:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-11-17 05:14:30,499 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-11-17 05:14:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-17 05:14:30,499 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-17 05:14:30,499 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_unmap_and_free_tx_resource [2021-11-17 05:14:30,499 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_unmap_and_free_tx_resource [2021-11-17 05:14:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_6 [2021-11-17 05:14:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_6 [2021-11-17 05:14:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-17 05:14:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-17 05:14:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_get_info [2021-11-17 05:14:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_get_info [2021-11-17 05:14:30,500 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-17 05:14:30,500 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-17 05:14:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-17 05:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-17 05:14:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_do_read_eeprom [2021-11-17 05:14:30,501 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_do_read_eeprom [2021-11-17 05:14:30,501 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_rctl [2021-11-17 05:14:30,502 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_rctl [2021-11-17 05:14:30,502 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-17 05:14:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-17 05:14:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_rar_set [2021-11-17 05:14:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_rar_set [2021-11-17 05:14:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset [2021-11-17 05:14:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset [2021-11-17 05:14:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2021-11-17 05:14:30,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2021-11-17 05:14:30,567 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_eeprom_params [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_eeprom_params [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_fix_features [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_fix_features [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure phys_to_virt [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure phys_to_virt [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 05:14:30,568 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-17 05:14:30,568 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_speed_and_duplex [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_speed_and_duplex [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_standby_eeprom [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_standby_eeprom [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure find_next_bit [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure find_next_bit [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure_rx [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure_rx [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_hw_dev [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_hw_dev [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_stats [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_stats [2021-11-17 05:14:30,569 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_validate_option [2021-11-17 05:14:30,569 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_validate_option [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_for_link [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_for_link [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_irq [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_irq [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_link [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_link [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_vlan_mode [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_vlan_mode [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-17 05:14:30,570 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-17 05:14:30,570 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_dsp_after_link_change [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_dsp_after_link_change [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_maybe_stop_tx [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_maybe_stop_tx [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shutdown [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shutdown [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_10 [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_10 [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_used [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_used [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_disable_receiver [2021-11-17 05:14:30,571 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_disable_receiver [2021-11-17 05:14:30,571 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_kill_vid [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_kill_vid [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_force_mac_fc [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_force_mac_fc [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_leave_82542_rst [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_leave_82542_rst [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_has_link [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_has_link [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2021-11-17 05:14:30,572 INFO L138 BoogieDeclarations]: Found implementation of procedure __udelay [2021-11-17 05:14:30,572 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_tx_resources [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_tx_resources [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_stats [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_stats [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure pci_wake_from_d3 [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_wake_from_d3 [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure reg_set_and_check [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_set_and_check [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_frag_len [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_frag_len [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_netpoll [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_netpoll [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-17 05:14:30,573 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 05:14:30,573 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_rx_mode [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_rx_mode [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_change_mtu [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_change_mtu [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_open [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_open [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_hw_reset [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_hw_reset [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_vfta [2021-11-17 05:14:30,574 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_vfta [2021-11-17 05:14:30,574 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 05:14:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-17 05:14:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_remove [2021-11-17 05:14:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_remove [2021-11-17 05:14:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_ee_bits [2021-11-17 05:14:30,575 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_ee_bits [2021-11-17 05:14:30,575 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_configure [2021-11-17 05:14:30,578 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_configure [2021-11-17 05:14:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-11-17 05:14:30,579 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-11-17 05:14:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-17 05:14:30,579 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-17 05:14:30,579 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-17 05:14:30,580 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-17 05:14:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_cable_length [2021-11-17 05:14:30,580 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_cable_length [2021-11-17 05:14:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-17 05:14:30,580 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-17 05:14:30,580 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_ee_clk [2021-11-17 05:14:30,581 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_ee_clk [2021-11-17 05:14:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_rx_resources [2021-11-17 05:14:30,581 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_rx_resources [2021-11-17 05:14:30,581 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_rx_add_vid [2021-11-17 05:14:30,582 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_rx_add_vid [2021-11-17 05:14:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-17 05:14:30,582 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-17 05:14:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_selected_regions [2021-11-17 05:14:30,582 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_selected_regions [2021-11-17 05:14:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-17 05:14:30,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-17 05:14:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_write [2021-11-17 05:14:30,582 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_write [2021-11-17 05:14:30,582 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2021-11-17 05:14:30,583 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2021-11-17 05:14:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_resume [2021-11-17 05:14:30,583 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_resume [2021-11-17 05:14:30,583 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-17 05:14:30,583 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-17 05:14:30,584 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-17 05:14:30,584 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-17 05:14:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom [2021-11-17 05:14:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom [2021-11-17 05:14:30,586 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_enter_82542_rst [2021-11-17 05:14:30,586 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_enter_82542_rst [2021-11-17 05:14:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_acquire_eeprom [2021-11-17 05:14:30,587 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_acquire_eeprom [2021-11-17 05:14:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tail_pointer [2021-11-17 05:14:30,587 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tail_pointer [2021-11-17 05:14:30,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 05:14:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 05:14:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_down_phy [2021-11-17 05:14:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_down_phy [2021-11-17 05:14:30,591 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2021-11-17 05:14:30,591 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2021-11-17 05:14:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure pci_select_bars [2021-11-17 05:14:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_select_bars [2021-11-17 05:14:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_spi_eeprom_ready [2021-11-17 05:14:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_spi_eeprom_ready [2021-11-17 05:14:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_clear_mwi [2021-11-17 05:14:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_clear_mwi [2021-11-17 05:14:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-17 05:14:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-17 05:14:30,592 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_power_up_phy [2021-11-17 05:14:30,592 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_power_up_phy [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 05:14:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2021-11-17 05:14:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 05:14:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-17 05:14:30,593 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_phy_info_task [2021-11-17 05:14:30,593 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_phy_info_task [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_sync_single_for_cpu [2021-11-17 05:14:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_sync_single_for_cpu [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-17 05:14:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_phy_reg_ex [2021-11-17 05:14:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_phy_reg_ex [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-17 05:14:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-17 05:14:30,594 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-17 05:14:30,594 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-17 05:14:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 05:14:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 05:14:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2021-11-17 05:14:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2021-11-17 05:14:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_alloc_frag [2021-11-17 05:14:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_alloc_frag [2021-11-17 05:14:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2021-11-17 05:14:30,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2021-11-17 05:14:30,595 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-17 05:14:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_polarity [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_polarity [2021-11-17 05:14:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-17 05:14:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-17 05:14:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-11-17 05:14:30,596 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-17 05:14:30,596 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-17 05:14:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_raise_mdi_clk [2021-11-17 05:14:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_raise_mdi_clk [2021-11-17 05:14:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 05:14:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 05:14:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_config_mac_to_phy [2021-11-17 05:14:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_config_mac_to_phy [2021-11-17 05:14:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_eeprom_len [2021-11-17 05:14:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_eeprom_len [2021-11-17 05:14:30,597 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-17 05:14:30,597 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-17 05:14:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_setup_all_rx_resources [2021-11-17 05:14:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_setup_all_rx_resources [2021-11-17 05:14:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-17 05:14:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-17 05:14:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_close [2021-11-17 05:14:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_close [2021-11-17 05:14:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_reset_clk_and_crs [2021-11-17 05:14:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_reset_clk_and_crs [2021-11-17 05:14:30,598 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-17 05:14:30,598 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-17 05:14:30,599 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-17 05:14:30,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-11-17 05:14:30,599 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-17 05:14:30,599 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-17 05:14:30,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-17 05:14:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-17 05:14:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_get_regs_len [2021-11-17 05:14:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_get_regs_len [2021-11-17 05:14:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 05:14:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-11-17 05:14:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-11-17 05:14:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_task [2021-11-17 05:14:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_task [2021-11-17 05:14:30,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-17 05:14:30,600 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_features [2021-11-17 05:14:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_features [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure __pskb_pull_tail [2021-11-17 05:14:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __pskb_pull_tail [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_wake [2021-11-17 05:14:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_wake [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_tx_resources [2021-11-17 05:14:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_tx_resources [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_setup_autoneg [2021-11-17 05:14:30,601 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_setup_autoneg [2021-11-17 05:14:30,601 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_update_mng_vlan [2021-11-17 05:14:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_update_mng_vlan [2021-11-17 05:14:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 05:14:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_6 [2021-11-17 05:14:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_6 [2021-11-17 05:14:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_watchdog [2021-11-17 05:14:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_watchdog [2021-11-17 05:14:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_media_type [2021-11-17 05:14:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_media_type [2021-11-17 05:14:30,602 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_write_eeprom [2021-11-17 05:14:30,602 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_write_eeprom [2021-11-17 05:14:30,603 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_vlan_filter_on_off [2021-11-17 05:14:30,606 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_vlan_filter_on_off [2021-11-17 05:14:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-17 05:14:30,606 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-17 05:14:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-17 05:14:30,606 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-17 05:14:30,606 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_nway_reset [2021-11-17 05:14:30,607 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_nway_reset [2021-11-17 05:14:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_phy_loopback [2021-11-17 05:14:30,607 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_phy_loopback [2021-11-17 05:14:30,607 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-17 05:14:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-17 05:14:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-11-17 05:14:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-11-17 05:14:30,608 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_all_rx_rings [2021-11-17 05:14:30,608 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_all_rx_rings [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_enable [2021-11-17 05:14:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_enable [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 05:14:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_up [2021-11-17 05:14:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_up [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_tx_timeout [2021-11-17 05:14:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_tx_timeout [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reinit_locked [2021-11-17 05:14:30,609 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reinit_locked [2021-11-17 05:14:30,609 INFO L130 BoogieDeclarations]: Found specification of procedure find_first_bit [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure find_first_bit [2021-11-17 05:14:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_45 [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_45 [2021-11-17 05:14:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_phy_reg [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_phy_reg [2021-11-17 05:14:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_all_rx_resources [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_all_rx_resources [2021-11-17 05:14:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_lower_mdi_clk [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_lower_mdi_clk [2021-11-17 05:14:30,610 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-17 05:14:30,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-17 05:14:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-17 05:14:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-17 05:14:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-17 05:14:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-17 05:14:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_copper_link_rtl_setup [2021-11-17 05:14:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_copper_link_rtl_setup [2021-11-17 05:14:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-17 05:14:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-17 05:14:30,611 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_read_eeprom [2021-11-17 05:14:30,611 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_read_eeprom [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_desc_rings [2021-11-17 05:14:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_desc_rings [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_pci_set_mwi [2021-11-17 05:14:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_pci_set_mwi [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_offset [2021-11-17 05:14:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_offset [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-17 05:14:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_polarity_reversal_workaround [2021-11-17 05:14:30,612 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_polarity_reversal_workaround [2021-11-17 05:14:30,612 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2021-11-17 05:14:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2021-11-17 05:14:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-17 05:14:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-17 05:14:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-17 05:14:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-17 05:14:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_link_test [2021-11-17 05:14:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_link_test [2021-11-17 05:14:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_shift_out_mdi_bits [2021-11-17 05:14:30,613 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_shift_out_mdi_bits [2021-11-17 05:14:30,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_82547_tx_fifo_stall_task [2021-11-17 05:14:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_82547_tx_fifo_stall_task [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs___0 [2021-11-17 05:14:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs___0 [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-11-17 05:14:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_check_64k_bound [2021-11-17 05:14:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_check_64k_bound [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-17 05:14:30,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-17 05:14:30,614 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_spd_dplx [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_spd_dplx [2021-11-17 05:14:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device_mem [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device_mem [2021-11-17 05:14:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_down [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_down [2021-11-17 05:14:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-17 05:14:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_phy_init_script [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_phy_init_script [2021-11-17 05:14:30,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-17 05:14:30,615 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-17 05:14:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-17 05:14:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-17 05:14:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2021-11-17 05:14:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2021-11-17 05:14:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-11-17 05:14:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-11-17 05:14:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_request_irq [2021-11-17 05:14:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_request_irq [2021-11-17 05:14:30,616 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_io_error_detected [2021-11-17 05:14:30,616 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_io_error_detected [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-17 05:14:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_release_eeprom [2021-11-17 05:14:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_release_eeprom [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_reset_hw [2021-11-17 05:14:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_reset_hw [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_irq_disable [2021-11-17 05:14:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_irq_disable [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-11-17 05:14:30,617 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-11-17 05:14:30,617 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-17 05:14:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-17 05:14:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2021-11-17 05:14:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2021-11-17 05:14:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2021-11-17 05:14:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2021-11-17 05:14:30,618 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_resume_early_9 [2021-11-17 05:14:30,618 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_resume_early_9 [2021-11-17 05:14:30,620 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_tx_ring [2021-11-17 05:14:30,621 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_tx_ring [2021-11-17 05:14:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure __e1000_shutdown [2021-11-17 05:14:30,621 INFO L138 BoogieDeclarations]: Found implementation of procedure __e1000_shutdown [2021-11-17 05:14:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_free_tx_resources [2021-11-17 05:14:30,621 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_free_tx_resources [2021-11-17 05:14:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-11-17 05:14:30,621 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-11-17 05:14:30,621 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 05:14:30,621 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-17 05:14:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2021-11-17 05:14:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2021-11-17 05:14:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_init_manageability [2021-11-17 05:14:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_init_manageability [2021-11-17 05:14:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-17 05:14:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-17 05:14:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-17 05:14:30,622 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-17 05:14:30,622 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_wol_exclusion [2021-11-17 05:14:30,623 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_wol_exclusion [2021-11-17 05:14:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-17 05:14:30,623 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-17 05:14:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-17 05:14:30,623 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-17 05:14:30,623 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_ioctl [2021-11-17 05:14:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_ioctl [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-17 05:14:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_set_mac [2021-11-17 05:14:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_set_mac [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-17 05:14:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure e1000_clean_rx_ring [2021-11-17 05:14:30,624 INFO L138 BoogieDeclarations]: Found implementation of procedure e1000_clean_rx_ring [2021-11-17 05:14:30,624 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-17 05:14:30,625 INFO L130 BoogieDeclarations]: Found specification of procedure skb_free_frag [2021-11-17 05:14:30,625 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_free_frag [2021-11-17 05:14:31,876 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 05:14:31,880 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 05:14:32,461 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 05:15:23,232 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 05:15:23,279 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 05:15:23,279 INFO L301 CfgBuilder]: Removed 3 assume(true) statements. [2021-11-17 05:15:23,287 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:15:23 BoogieIcfgContainer [2021-11-17 05:15:23,287 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 05:15:23,288 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 05:15:23,288 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 05:15:23,291 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 05:15:23,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 05:14:20" (1/3) ... [2021-11-17 05:15:23,292 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589d15f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:15:23, skipping insertion in model container [2021-11-17 05:15:23,292 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 05:14:28" (2/3) ... [2021-11-17 05:15:23,293 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@589d15f0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 05:15:23, skipping insertion in model container [2021-11-17 05:15:23,293 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 05:15:23" (3/3) ... [2021-11-17 05:15:23,294 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--intel--e1000--e1000.ko-entry_point.cil.out.i [2021-11-17 05:15:23,298 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 05:15:23,298 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 05:15:23,363 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 05:15:23,369 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 [2021-11-17 05:15:23,369 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 05:15:23,473 INFO L276 IsEmpty]: Start isEmpty. Operand has 8218 states, 5865 states have (on average 1.381926683716965) internal successors, (8105), 5963 states have internal predecessors, (8105), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) [2021-11-17 05:15:23,495 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2021-11-17 05:15:23,495 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:15:23,496 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-17 05:15:23,497 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:15:23,500 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:15:23,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1754235194, now seen corresponding path program 1 times [2021-11-17 05:15:23,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:15:23,508 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [232214674] [2021-11-17 05:15:23,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:15:23,509 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:15:24,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:15:24,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,675 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:15:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:15:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:15:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:15:24,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:15:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:15:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,793 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:15:24,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:15:24,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:15:24,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:15:24,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,908 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:15:24,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,920 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:15:24,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:15:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:15:24,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,987 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:24,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:24,997 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:15:25,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:25,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,023 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:15:25,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:25,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:15:25,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:15:25,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 195 [2021-11-17 05:15:25,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:15:25,076 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-11-17 05:15:25,077 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:15:25,077 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [232214674] [2021-11-17 05:15:25,078 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [232214674] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:15:25,078 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:15:25,078 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 05:15:25,079 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449622669] [2021-11-17 05:15:25,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:15:25,083 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 05:15:25,083 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:15:25,100 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 05:15:25,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 05:15:25,117 INFO L87 Difference]: Start difference. First operand has 8218 states, 5865 states have (on average 1.381926683716965) internal successors, (8105), 5963 states have internal predecessors, (8105), 2099 states have call successors, (2099), 255 states have call predecessors, (2099), 254 states have return successors, (2089), 2083 states have call predecessors, (2089), 2089 states have call successors, (2089) Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 05:15:27,304 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:15:43,084 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:15:52,191 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:15:54,242 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:15:56,295 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:15:58,347 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:00,395 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:02,447 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:04,490 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:06,546 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:08,614 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:10,637 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:12,688 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:17,681 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:18,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:16:18,483 INFO L93 Difference]: Finished difference Result 17614 states and 26965 transitions. [2021-11-17 05:16:18,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 05:16:18,487 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 207 [2021-11-17 05:16:18,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:16:18,622 INFO L225 Difference]: With dead ends: 17614 [2021-11-17 05:16:18,622 INFO L226 Difference]: Without dead ends: 9366 [2021-11-17 05:16:18,688 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=14, Invalid=16, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:16:18,691 INFO L933 BasicCegarLoop]: 11777 mSDtfsCounter, 6766 mSDsluCounter, 5886 mSDsCounter, 0 mSdLazyCounter, 5076 mSolverCounterSat, 8566 mSolverCounterUnsat, 14 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 49.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6891 SdHoareTripleChecker+Valid, 17663 SdHoareTripleChecker+Invalid, 13656 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8566 IncrementalHoareTripleChecker+Valid, 5076 IncrementalHoareTripleChecker+Invalid, 14 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.2s IncrementalHoareTripleChecker+Time [2021-11-17 05:16:18,691 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6891 Valid, 17663 Invalid, 13656 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8566 Valid, 5076 Invalid, 14 Unknown, 0 Unchecked, 52.2s Time] [2021-11-17 05:16:18,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9366 states. [2021-11-17 05:16:19,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9366 to 8177. [2021-11-17 05:16:19,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8177 states, 5836 states have (on average 1.3785126799177518) internal successors, (8045), 5920 states have internal predecessors, (8045), 2087 states have call successors, (2087), 254 states have call predecessors, (2087), 253 states have return successors, (2085), 2079 states have call predecessors, (2085), 2085 states have call successors, (2085) [2021-11-17 05:16:19,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8177 states to 8177 states and 12217 transitions. [2021-11-17 05:16:19,227 INFO L78 Accepts]: Start accepts. Automaton has 8177 states and 12217 transitions. Word has length 207 [2021-11-17 05:16:19,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:16:19,228 INFO L470 AbstractCegarLoop]: Abstraction has 8177 states and 12217 transitions. [2021-11-17 05:16:19,228 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.2) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 05:16:19,229 INFO L276 IsEmpty]: Start isEmpty. Operand 8177 states and 12217 transitions. [2021-11-17 05:16:19,235 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2021-11-17 05:16:19,235 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:16:19,236 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-17 05:16:19,236 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 05:16:19,236 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:16:19,237 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:16:19,237 INFO L85 PathProgramCache]: Analyzing trace with hash 1964889208, now seen corresponding path program 1 times [2021-11-17 05:16:19,237 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:16:19,237 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [458446651] [2021-11-17 05:16:19,237 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:16:19,238 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:16:19,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:19,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:16:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:16:20,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,025 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:16:20,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:16:20,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:16:20,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,061 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:16:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,075 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:16:20,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:16:20,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:16:20,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:16:20,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:16:20,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:16:20,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,196 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:16:20,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,214 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:16:20,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,223 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,231 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:16:20,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:16:20,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,266 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:16:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:16:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:16:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,303 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 05:16:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:16:20,311 INFO L134 CoverageAnalysis]: Checked inductivity of 489 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 489 trivial. 0 not checked. [2021-11-17 05:16:20,311 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:16:20,311 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [458446651] [2021-11-17 05:16:20,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [458446651] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:16:20,311 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:16:20,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 05:16:20,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [400241908] [2021-11-17 05:16:20,312 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:16:20,313 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 05:16:20,313 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:16:20,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 05:16:20,314 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:16:20,314 INFO L87 Difference]: Start difference. First operand 8177 states and 12217 transitions. Second operand has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 05:16:22,487 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:24,540 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:49,679 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:51,724 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:53,792 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:55,834 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:57,891 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:16:59,940 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:01,996 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:04,034 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:06,426 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:08,482 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:10,635 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:12,670 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:14,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:16,770 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:18,856 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:20,871 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:22,897 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:24,941 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:27,071 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:29,153 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:45,489 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:47,893 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:17:49,932 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:16,123 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:18,158 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:31,613 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:33,659 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:35,713 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:37,753 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:39,808 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:41,855 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:43,904 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:45,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:47,994 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:50,051 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:51,731 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.68s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:53,776 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:55,817 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:57,873 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:18:59,903 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:01,922 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:03,962 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:06,010 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:08,140 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:12,384 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:14,986 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:17,127 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:19,578 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:21,715 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:25,563 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:27,711 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.15s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:29,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:32,075 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:33,088 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:19:33,089 INFO L93 Difference]: Finished difference Result 25852 states and 39531 transitions. [2021-11-17 05:19:33,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 05:19:33,089 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 206 [2021-11-17 05:19:33,090 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:19:33,201 INFO L225 Difference]: With dead ends: 25852 [2021-11-17 05:19:33,202 INFO L226 Difference]: Without dead ends: 17710 [2021-11-17 05:19:33,238 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-17 05:19:33,239 INFO L933 BasicCegarLoop]: 13434 mSDtfsCounter, 19371 mSDsluCounter, 21879 mSDsCounter, 0 mSdLazyCounter, 14735 mSolverCounterSat, 12293 mSolverCounterUnsat, 53 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 181.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20736 SdHoareTripleChecker+Valid, 35313 SdHoareTripleChecker+Invalid, 27081 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 12293 IncrementalHoareTripleChecker+Valid, 14735 IncrementalHoareTripleChecker+Invalid, 53 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 190.8s IncrementalHoareTripleChecker+Time [2021-11-17 05:19:33,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20736 Valid, 35313 Invalid, 27081 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [12293 Valid, 14735 Invalid, 53 Unknown, 0 Unchecked, 190.8s Time] [2021-11-17 05:19:33,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 17710 states. [2021-11-17 05:19:33,913 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 17710 to 15410. [2021-11-17 05:19:33,938 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 15410 states, 11006 states have (on average 1.3797019807377795) internal successors, (15185), 11162 states have internal predecessors, (15185), 3925 states have call successors, (3925), 480 states have call predecessors, (3925), 478 states have return successors, (3923), 3909 states have call predecessors, (3923), 3923 states have call successors, (3923) [2021-11-17 05:19:34,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15410 states to 15410 states and 23033 transitions. [2021-11-17 05:19:34,029 INFO L78 Accepts]: Start accepts. Automaton has 15410 states and 23033 transitions. Word has length 206 [2021-11-17 05:19:34,029 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:19:34,030 INFO L470 AbstractCegarLoop]: Abstraction has 15410 states and 23033 transitions. [2021-11-17 05:19:34,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.166666666666666) internal successors, (55), 3 states have internal predecessors, (55), 2 states have call successors, (22), 5 states have call predecessors, (22), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2021-11-17 05:19:34,030 INFO L276 IsEmpty]: Start isEmpty. Operand 15410 states and 23033 transitions. [2021-11-17 05:19:34,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2021-11-17 05:19:34,037 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:19:34,038 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2021-11-17 05:19:34,038 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 05:19:34,038 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:19:34,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:19:34,038 INFO L85 PathProgramCache]: Analyzing trace with hash 253932804, now seen corresponding path program 1 times [2021-11-17 05:19:34,039 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:19:34,039 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2136852353] [2021-11-17 05:19:34,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:19:34,039 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:19:34,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:19:34,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,653 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:19:34,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:19:34,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:19:34,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:19:34,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,693 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:19:34,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:19:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,716 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,723 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:19:34,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:19:34,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,771 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:19:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:19:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:19:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,946 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:19:34,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,958 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:19:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:19:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:34,994 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:19:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:19:35,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:35,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:19:35,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 197 [2021-11-17 05:19:35,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2021-11-17 05:19:35,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 208 [2021-11-17 05:19:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,084 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2021-11-17 05:19:35,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,096 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:19:35,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,102 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 230 [2021-11-17 05:19:35,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:19:35,110 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 492 trivial. 0 not checked. [2021-11-17 05:19:35,110 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:19:35,110 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2136852353] [2021-11-17 05:19:35,110 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2136852353] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:19:35,110 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:19:35,111 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 05:19:35,111 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [253709567] [2021-11-17 05:19:35,111 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:19:35,111 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 05:19:35,112 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:19:35,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 05:19:35,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:19:35,113 INFO L87 Difference]: Start difference. First operand 15410 states and 23033 transitions. Second operand has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-17 05:19:37,301 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:39,363 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:41,991 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:19:43,761 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:13,854 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:15,897 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:17,971 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:20,015 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:22,943 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:25,009 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:27,055 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:29,116 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:31,152 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:33,220 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:35,267 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:37,327 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:39,374 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:42,306 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:44,414 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:46,431 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:48,469 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:50,513 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:52,588 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:20:54,706 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:22,142 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:23,654 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.51s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:50,244 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:52,965 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:55,130 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:57,459 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:21:59,758 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:02,361 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:04,523 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:06,685 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:08,874 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:12,700 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:13,740 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:22:13,740 INFO L93 Difference]: Finished difference Result 50508 states and 77271 transitions. [2021-11-17 05:22:13,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 05:22:13,751 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 242 [2021-11-17 05:22:13,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:22:13,960 INFO L225 Difference]: With dead ends: 50508 [2021-11-17 05:22:13,960 INFO L226 Difference]: Without dead ends: 35133 [2021-11-17 05:22:14,039 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-17 05:22:14,041 INFO L933 BasicCegarLoop]: 13610 mSDtfsCounter, 19142 mSDsluCounter, 22350 mSDsCounter, 0 mSdLazyCounter, 15049 mSolverCounterSat, 12328 mSolverCounterUnsat, 33 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 144.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20627 SdHoareTripleChecker+Valid, 35960 SdHoareTripleChecker+Invalid, 27410 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 12328 IncrementalHoareTripleChecker+Valid, 15049 IncrementalHoareTripleChecker+Invalid, 33 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 156.0s IncrementalHoareTripleChecker+Time [2021-11-17 05:22:14,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20627 Valid, 35960 Invalid, 27410 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [12328 Valid, 15049 Invalid, 33 Unknown, 0 Unchecked, 156.0s Time] [2021-11-17 05:22:14,086 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 35133 states. [2021-11-17 05:22:15,497 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 35133 to 30565. [2021-11-17 05:22:15,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 30565 states, 21854 states have (on average 1.3802507550105243) internal successors, (30164), 22161 states have internal predecessors, (30164), 7760 states have call successors, (7760), 953 states have call predecessors, (7760), 950 states have return successors, (7758), 7730 states have call predecessors, (7758), 7758 states have call successors, (7758) [2021-11-17 05:22:15,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30565 states to 30565 states and 45682 transitions. [2021-11-17 05:22:15,747 INFO L78 Accepts]: Start accepts. Automaton has 30565 states and 45682 transitions. Word has length 242 [2021-11-17 05:22:15,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:22:15,749 INFO L470 AbstractCegarLoop]: Abstraction has 30565 states and 45682 transitions. [2021-11-17 05:22:15,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.833333333333334) internal successors, (77), 3 states have internal predecessors, (77), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2021-11-17 05:22:15,749 INFO L276 IsEmpty]: Start isEmpty. Operand 30565 states and 45682 transitions. [2021-11-17 05:22:15,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2021-11-17 05:22:15,758 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:22:15,759 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:22:15,759 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 05:22:15,759 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:22:15,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:22:15,760 INFO L85 PathProgramCache]: Analyzing trace with hash -48126806, now seen corresponding path program 1 times [2021-11-17 05:22:15,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:22:15,760 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1948968288] [2021-11-17 05:22:15,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:22:15,760 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:22:16,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,300 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:22:16,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,330 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:22:16,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:22:16,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:22:16,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:22:16,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,380 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:22:16,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:22:16,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:22:16,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:22:16,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:22:16,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:22:16,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:22:16,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:22:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,523 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:22:16,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,532 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:22:16,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:22:16,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,578 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:22:16,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:22:16,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-17 05:22:16,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 200 [2021-11-17 05:22:16,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2021-11-17 05:22:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 209 [2021-11-17 05:22:16,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2021-11-17 05:22:16,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-17 05:22:16,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2021-11-17 05:22:16,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:22:16,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 05:22:16,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 259 [2021-11-17 05:22:16,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:22:16,697 INFO L134 CoverageAnalysis]: Checked inductivity of 495 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 495 trivial. 0 not checked. [2021-11-17 05:22:16,697 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:22:16,697 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1948968288] [2021-11-17 05:22:16,697 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1948968288] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:22:16,697 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:22:16,697 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 05:22:16,698 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803461637] [2021-11-17 05:22:16,698 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:22:16,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 05:22:16,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:22:16,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 05:22:16,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:22:16,699 INFO L87 Difference]: Start difference. First operand 30565 states and 45682 transitions. Second operand has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 05:22:18,881 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:20,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:22:23,995 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:00,459 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:02,518 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:04,622 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:06,677 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:08,769 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:10,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:12,886 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:14,938 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:16,033 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:18,072 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:20,150 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:22,835 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:24,893 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:26,968 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:29,014 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:31,145 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:33,167 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:35,260 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:37,305 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:39,456 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:23:41,524 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:16,863 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:18,892 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:21,545 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:23,047 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:43,587 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:46,487 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:49,312 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:51,621 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:24:53,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:24:53,271 INFO L93 Difference]: Finished difference Result 96435 states and 147488 transitions. [2021-11-17 05:24:53,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-17 05:24:53,272 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) Word has length 271 [2021-11-17 05:24:53,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:24:53,751 INFO L225 Difference]: With dead ends: 96435 [2021-11-17 05:24:53,751 INFO L226 Difference]: Without dead ends: 65905 [2021-11-17 05:24:53,921 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2021-11-17 05:24:53,923 INFO L933 BasicCegarLoop]: 18246 mSDtfsCounter, 16581 mSDsluCounter, 26360 mSDsCounter, 0 mSdLazyCounter, 16981 mSolverCounterSat, 10151 mSolverCounterUnsat, 29 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 140.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17968 SdHoareTripleChecker+Valid, 44606 SdHoareTripleChecker+Invalid, 27161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10151 IncrementalHoareTripleChecker+Valid, 16981 IncrementalHoareTripleChecker+Invalid, 29 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 153.1s IncrementalHoareTripleChecker+Time [2021-11-17 05:24:53,924 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17968 Valid, 44606 Invalid, 27161 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10151 Valid, 16981 Invalid, 29 Unknown, 0 Unchecked, 153.1s Time] [2021-11-17 05:24:53,989 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65905 states. [2021-11-17 05:24:56,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65905 to 57131. [2021-11-17 05:24:56,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57131 states, 40612 states have (on average 1.3773761449817787) internal successors, (55938), 41181 states have internal predecessors, (55938), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14680 states have call predecessors, (14722), 14722 states have call successors, (14722) [2021-11-17 05:24:57,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57131 states to 57131 states and 85384 transitions. [2021-11-17 05:24:57,123 INFO L78 Accepts]: Start accepts. Automaton has 57131 states and 85384 transitions. Word has length 271 [2021-11-17 05:24:57,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:24:57,124 INFO L470 AbstractCegarLoop]: Abstraction has 57131 states and 85384 transitions. [2021-11-17 05:24:57,124 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 15.666666666666666) internal successors, (94), 3 states have internal predecessors, (94), 2 states have call successors, (34), 5 states have call predecessors, (34), 1 states have return successors, (28), 2 states have call predecessors, (28), 2 states have call successors, (28) [2021-11-17 05:24:57,125 INFO L276 IsEmpty]: Start isEmpty. Operand 57131 states and 85384 transitions. [2021-11-17 05:24:57,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 310 [2021-11-17 05:24:57,145 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:24:57,146 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:24:57,147 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-17 05:24:57,147 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:24:57,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:24:57,147 INFO L85 PathProgramCache]: Analyzing trace with hash -764178449, now seen corresponding path program 1 times [2021-11-17 05:24:57,148 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:24:57,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1148988993] [2021-11-17 05:24:57,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:24:57,148 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:24:57,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:24:58,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:24:58,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,120 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:24:58,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:24:58,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:24:58,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,152 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,158 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:24:58,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:24:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,175 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,182 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:24:58,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:24:58,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:24:58,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,252 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:24:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,268 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:24:58,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,285 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:24:58,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,314 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:24:58,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:24:58,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,341 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:24:58,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,367 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:24:58,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,385 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:24:58,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,396 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2021-11-17 05:24:58,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:24:58,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 232 [2021-11-17 05:24:58,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 238 [2021-11-17 05:24:58,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-17 05:24:58,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2021-11-17 05:24:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,465 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2021-11-17 05:24:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-11-17 05:24:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 271 [2021-11-17 05:24:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:24:58,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2021-11-17 05:24:58,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-11-17 05:24:58,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:24:58,721 INFO L134 CoverageAnalysis]: Checked inductivity of 556 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 551 trivial. 0 not checked. [2021-11-17 05:24:58,721 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:24:58,721 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1148988993] [2021-11-17 05:24:58,721 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1148988993] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:24:58,721 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:24:58,722 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 05:24:58,722 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805834790] [2021-11-17 05:24:58,722 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:24:58,723 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 05:24:58,723 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:24:58,723 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 05:24:58,723 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:24:58,723 INFO L87 Difference]: Start difference. First operand 57131 states and 85384 transitions. Second operand has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 05:25:00,923 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:27,240 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:29,320 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:31,406 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:33,467 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:35,538 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:37,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:39,503 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.05s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:41,589 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:43,629 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:45,717 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:25:52,369 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:01,557 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:02,581 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 05:26:02,582 INFO L93 Difference]: Finished difference Result 122993 states and 187179 transitions. [2021-11-17 05:26:02,582 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-17 05:26:02,583 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 309 [2021-11-17 05:26:02,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 05:26:03,208 INFO L225 Difference]: With dead ends: 122993 [2021-11-17 05:26:03,208 INFO L226 Difference]: Without dead ends: 65897 [2021-11-17 05:26:03,407 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=54, Unknown=0, NotChecked=0, Total=90 [2021-11-17 05:26:03,408 INFO L933 BasicCegarLoop]: 11676 mSDtfsCounter, 17726 mSDsluCounter, 5873 mSDsCounter, 0 mSdLazyCounter, 5178 mSolverCounterSat, 9997 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 54.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19101 SdHoareTripleChecker+Valid, 17549 SdHoareTripleChecker+Invalid, 15187 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 9997 IncrementalHoareTripleChecker+Valid, 5178 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.8s IncrementalHoareTripleChecker+Time [2021-11-17 05:26:03,408 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19101 Valid, 17549 Invalid, 15187 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [9997 Valid, 5178 Invalid, 12 Unknown, 0 Unchecked, 60.8s Time] [2021-11-17 05:26:03,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65897 states. [2021-11-17 05:26:05,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65897 to 57113. [2021-11-17 05:26:05,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57113 states, 40594 states have (on average 1.3773464058727891) internal successors, (55912), 41165 states have internal predecessors, (55912), 14724 states have call successors, (14724), 1797 states have call predecessors, (14724), 1794 states have return successors, (14722), 14678 states have call predecessors, (14722), 14722 states have call successors, (14722) [2021-11-17 05:26:06,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57113 states to 57113 states and 85358 transitions. [2021-11-17 05:26:06,353 INFO L78 Accepts]: Start accepts. Automaton has 57113 states and 85358 transitions. Word has length 309 [2021-11-17 05:26:06,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 05:26:06,354 INFO L470 AbstractCegarLoop]: Abstraction has 57113 states and 85358 transitions. [2021-11-17 05:26:06,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 19.5) internal successors, (117), 3 states have internal predecessors, (117), 2 states have call successors, (35), 5 states have call predecessors, (35), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-11-17 05:26:06,354 INFO L276 IsEmpty]: Start isEmpty. Operand 57113 states and 85358 transitions. [2021-11-17 05:26:06,378 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 441 [2021-11-17 05:26:06,378 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 05:26:06,379 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 05:26:06,379 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-11-17 05:26:06,379 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 05:26:06,379 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 05:26:06,380 INFO L85 PathProgramCache]: Analyzing trace with hash 785817591, now seen corresponding path program 1 times [2021-11-17 05:26:06,380 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 05:26:06,380 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1133070199] [2021-11-17 05:26:06,380 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 05:26:06,380 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 05:26:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 05:26:06,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:06,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-17 05:26:06,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:06,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,858 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-17 05:26:06,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:06,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-17 05:26:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:06,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2021-11-17 05:26:06,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,930 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,936 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2021-11-17 05:26:06,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-11-17 05:26:06,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-11-17 05:26:06,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2021-11-17 05:26:06,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:06,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:06,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2021-11-17 05:26:07,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-11-17 05:26:07,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 144 [2021-11-17 05:26:07,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 155 [2021-11-17 05:26:07,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-11-17 05:26:07,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,077 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 186 [2021-11-17 05:26:07,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-11-17 05:26:07,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,114 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,122 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2021-11-17 05:26:07,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,340 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 234 [2021-11-17 05:26:07,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,372 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-11-17 05:26:07,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 266 [2021-11-17 05:26:07,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2021-11-17 05:26:07,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-17 05:26:07,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,473 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,479 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 314 [2021-11-17 05:26:07,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,498 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 330 [2021-11-17 05:26:07,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-11-17 05:26:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-17 05:26:07,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 362 [2021-11-17 05:26:07,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,562 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 373 [2021-11-17 05:26:07,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 384 [2021-11-17 05:26:07,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 395 [2021-11-17 05:26:07,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,605 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 05:26:07,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,611 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 427 [2021-11-17 05:26:07,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 05:26:07,618 INFO L134 CoverageAnalysis]: Checked inductivity of 2289 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2289 trivial. 0 not checked. [2021-11-17 05:26:07,618 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 05:26:07,618 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1133070199] [2021-11-17 05:26:07,618 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1133070199] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 05:26:07,619 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 05:26:07,619 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-17 05:26:07,619 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1443729480] [2021-11-17 05:26:07,619 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 05:26:07,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-17 05:26:07,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 05:26:07,620 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-17 05:26:07,620 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-17 05:26:07,621 INFO L87 Difference]: Start difference. First operand 57113 states and 85358 transitions. Second operand has 6 states, 6 states have (on average 14.0) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (37), 5 states have call predecessors, (37), 1 states have return successors, (33), 2 states have call predecessors, (33), 2 states have call successors, (33) [2021-11-17 05:26:09,791 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.17s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:11,851 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:14,722 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:18,074 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:26:27,787 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:13,416 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:15,473 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:17,574 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:19,627 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:21,699 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:23,749 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:25,821 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:27,878 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:29,947 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:33,542 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:35,613 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:37,671 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:39,765 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:41,829 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:43,945 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:45,960 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:48,013 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:50,073 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:52,225 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:54,237 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:27:58,625 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:00,725 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:02,817 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:04,882 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:06,961 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:09,017 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:11,112 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:13,185 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:15,827 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:17,864 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-17 05:28:20,039 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] Killed by 15