./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 00:20:14,759 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 00:20:14,761 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 00:20:14,791 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 00:20:14,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 00:20:14,793 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 00:20:14,794 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 00:20:14,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 00:20:14,798 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 00:20:14,799 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 00:20:14,801 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 00:20:14,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 00:20:14,802 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 00:20:14,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 00:20:14,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 00:20:14,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 00:20:14,808 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 00:20:14,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 00:20:14,810 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 00:20:14,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 00:20:14,814 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 00:20:14,816 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 00:20:14,817 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 00:20:14,818 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 00:20:14,821 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 00:20:14,822 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 00:20:14,822 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 00:20:14,823 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 00:20:14,824 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 00:20:14,825 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 00:20:14,825 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 00:20:14,826 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 00:20:14,827 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 00:20:14,827 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 00:20:14,828 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 00:20:14,828 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 00:20:14,829 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 00:20:14,829 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 00:20:14,829 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 00:20:14,830 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 00:20:14,831 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 00:20:14,832 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 00:20:14,852 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 00:20:14,852 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 00:20:14,853 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 00:20:14,853 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 00:20:14,853 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 00:20:14,853 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 00:20:14,854 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 00:20:14,854 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 00:20:14,854 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 00:20:14,854 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 00:20:14,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 00:20:14,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 00:20:14,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 00:20:14,855 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:20:14,856 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 00:20:14,856 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 00:20:14,857 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 00:20:14,857 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 00:20:14,857 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 00:20:14,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8df8cdcecbcd9cfe2534aee2fc0e32dbabfe9446269b8be84c25324fea03bd5e [2021-12-07 00:20:15,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 00:20:15,047 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 00:20:15,048 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 00:20:15,049 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 00:20:15,050 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 00:20:15,051 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-07 00:20:15,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/data/947a7fc6c/08182dcde314422c88e5e4689b2fd492/FLAGfd2cb0ddd [2021-12-07 00:20:15,825 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 00:20:15,826 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-07 00:20:15,872 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/data/947a7fc6c/08182dcde314422c88e5e4689b2fd492/FLAGfd2cb0ddd [2021-12-07 00:20:16,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/data/947a7fc6c/08182dcde314422c88e5e4689b2fd492 [2021-12-07 00:20:16,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 00:20:16,123 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 00:20:16,124 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 00:20:16,124 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 00:20:16,127 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 00:20:16,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:20:16" (1/1) ... [2021-12-07 00:20:16,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2b2caf71 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:16, skipping insertion in model container [2021-12-07 00:20:16,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:20:16" (1/1) ... [2021-12-07 00:20:16,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 00:20:16,283 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 00:20:22,183 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2021-12-07 00:20:22,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2021-12-07 00:20:22,186 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2021-12-07 00:20:22,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2021-12-07 00:20:22,215 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:20:22,250 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 00:20:22,883 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828687,828700] [2021-12-07 00:20:22,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828834,828847] [2021-12-07 00:20:22,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[828973,828986] [2021-12-07 00:20:22,884 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/sv-benchmarks/c/ldv-challenges/linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i[829131,829144] [2021-12-07 00:20:22,891 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 00:20:23,102 INFO L208 MainTranslator]: Completed translation [2021-12-07 00:20:23,103 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23 WrapperNode [2021-12-07 00:20:23,103 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 00:20:23,104 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 00:20:23,104 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 00:20:23,104 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 00:20:23,109 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,637 INFO L137 Inliner]: procedures = 728, calls = 7607, calls flagged for inlining = 375, calls inlined = 372, statements flattened = 19536 [2021-12-07 00:20:23,637 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 00:20:23,638 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 00:20:23,638 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 00:20:23,638 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 00:20:23,645 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,645 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,711 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,712 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,937 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:23,969 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:24,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:24,114 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 00:20:24,115 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 00:20:24,115 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 00:20:24,115 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 00:20:24,120 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (1/1) ... [2021-12-07 00:20:24,127 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 00:20:24,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:20:24,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 00:20:24,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 00:20:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset [2021-12-07 00:20:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset [2021-12-07 00:20:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close [2021-12-07 00:20:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close [2021-12-07 00:20:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_sw_reset [2021-12-07 00:20:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_sw_reset [2021-12-07 00:20:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-12-07 00:20:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_tx_stats_get [2021-12-07 00:20:24,181 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open_vpaths [2021-12-07 00:20:24,181 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open_vpaths [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_destroy [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_destroy [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_map [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_map [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_unregister [2021-12-07 00:20:24,182 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_unregister [2021-12-07 00:20:24,182 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_destroy [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_destroy [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_page [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_page [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_VPATH_TX [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_VPATH_TX [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_stats_enable [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_stats_enable [2021-12-07 00:20:24,183 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_device_register [2021-12-07 00:20:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_device_register [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_enable [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_enable [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_sset [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_sset [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_access_rights_get [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_access_rights_get [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_pre_post [2021-12-07 00:20:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_pre_post [2021-12-07 00:20:24,184 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_buffer_set [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_buffer_set [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_rx_doorbell_init [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_rx_doorbell_init [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_open_13_6 [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_open_13_6 [2021-12-07 00:20:24,185 INFO L130 BoogieDeclarations]: Found specification of procedure is_vxge_card_up [2021-12-07 00:20:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure is_vxge_card_up [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_get [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_get [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_EMGentry_exit_vxge_closer_21_2 [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_pm_resume [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_pm_resume [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_isr [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_isr [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_wait_receive_idle [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_wait_receive_idle [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_down [2021-12-07 00:20:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_down [2021-12-07 00:20:24,186 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_clear_tx_rx [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_clear_tx_rx [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_read [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_read [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_wait_receive_idle [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_wait_receive_idle [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_upgrade [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_upgrade [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_set [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_set [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_disable [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_disable [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-12-07 00:20:24,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-07 00:20:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_reset [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_reset [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_abort [2021-12-07 00:20:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_abort [2021-12-07 00:20:24,188 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mrpcim_stats_access [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mrpcim_stats_access [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_del_mac_addr [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_del_mac_addr [2021-12-07 00:20:24,189 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_mask_all [2021-12-07 00:20:24,189 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_mask_all [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_toc_get [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_toc_get [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_gset [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_gset [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_del [2021-12-07 00:20:24,190 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_del [2021-12-07 00:20:24,190 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write32_upper [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write32_upper [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_probe [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_probe [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_try_complete [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_try_complete [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure pcie_capability_read_word [2021-12-07 00:20:24,191 INFO L138 BoogieDeclarations]: Found implementation of procedure pcie_capability_read_word [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 00:20:24,191 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vzalloc [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_private_get [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_private_get [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_tti_ci_set [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_tti_ci_set [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure VXGE_COMPLETE_ALL_TX [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure VXGE_COMPLETE_ALL_TX [2021-12-07 00:20:24,192 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2021-12-07 00:20:24,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_sset_count [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_sset_count [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_xmac_aggr_stats_get [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_xmac_aggr_stats_get [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_reset_all_vpaths [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_reset_all_vpaths [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_mac_list_add [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_mac_list_add [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_re_pre_post [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_re_pre_post [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_intr_disable [2021-12-07 00:20:24,193 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_intr_disable [2021-12-07 00:20:24,193 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_add [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_add [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_free [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_free [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_reset [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_reset [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_mac_addr [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_mac_addr [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_setpause_data [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_setpause_data [2021-12-07 00:20:24,194 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_unmask [2021-12-07 00:20:24,194 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_unmask [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxds_per_block_get [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxds_per_block_get [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mcast_enable [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mcast_enable [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-07 00:20:24,195 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-07 00:20:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_reset_check [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_reset_check [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_rts_table_get [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_rts_table_get [2021-12-07 00:20:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_mask [2021-12-07 00:20:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_mask [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_vid_add [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_vid_add [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_vpath_intr_enable [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_vpath_intr_enable [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_config_ci_for_tti_rti [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_config_ci_for_tti_rti [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_setpause_data [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_setpause_data [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_disable [2021-12-07 00:20:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_disable [2021-12-07 00:20:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_free [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_free [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_prc_configure [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_prc_configure [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_allocate [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_allocate [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_error_level_get [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_error_level_get [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_mgmt_reg_write [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_mgmt_reg_write [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-12-07 00:20:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-12-07 00:20:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_enable [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_enable [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_bh [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_bh [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_count [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_count [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_post [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_post [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rx_alloc [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rx_alloc [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_mac_addr [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_mac_addr [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 00:20:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 00:20:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_link_up [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_link_up [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_unmask_all [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_unmask_all [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_trace_level_get [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_trace_level_get [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_fw_flash [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_fw_flash [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_next_completed [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_next_completed [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_clear [2021-12-07 00:20:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_clear [2021-12-07 00:20:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_handle_error [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_handle_error [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_bcast_enable [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_bcast_enable [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_create [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_create [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_msix_mask [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_msix_mask [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_mac_addr_add [2021-12-07 00:20:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_mac_addr_add [2021-12-07 00:20:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_tx_watchdog [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_tx_watchdog [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_region [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_region [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_rem_msix_isr [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_rem_msix_isr [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdev_30 [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdev_30 [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_add_mac_addr [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_add_mac_addr [2021-12-07 00:20:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-07 00:20:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_delete [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_delete [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_blockpool_blocks_remove [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_blockpool_blocks_remove [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_rxdblock_link [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_rxdblock_link [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_private_get [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_private_get [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_tti_rtimer_set [2021-12-07 00:20:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-12-07 00:20:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_dynamic_rti_rtimer_set [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_remove [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_remove [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_post [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_post [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_debug_set [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_debug_set [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-07 00:20:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-07 00:20:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure do_vxge_close [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure do_vxge_close [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_free_mac_add_list [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_free_mac_add_list [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_delete [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_delete [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-07 00:20:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-07 00:20:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_register_poll [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_register_poll [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_free [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_free [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_netpoll [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_netpoll [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_reset [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_reset [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_func_id_get [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_func_id_get [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_abort [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_abort [2021-12-07 00:20:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_open [2021-12-07 00:20:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_open [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_intr_enable [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_intr_enable [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_vpath_reset_in_prog_check [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_replenish [2021-12-07 00:20:24,207 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_replenish [2021-12-07 00:20:24,207 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_pio_mem_write64 [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_pio_mem_write64 [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_device_is_privilaged [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_device_is_privilaged [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_poll_rx [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_poll_rx [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_all_queues [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_all_queues [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_terminate [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_terminate [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_create [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_create [2021-12-07 00:20:24,208 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-07 00:20:24,208 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_io_resume [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_io_resume [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vp_terminate [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vp_terminate [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_alarm_process [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_alarm_process [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_set_multicast [2021-12-07 00:20:24,209 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_set_multicast [2021-12-07 00:20:24,209 INFO L130 BoogieDeclarations]: Found specification of procedure pci_channel_offline [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_channel_offline [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_mempool_item_priv [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_mempool_item_priv [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_post_post_wmb [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_post_post_wmb [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_fw_api [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_fw_api [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_initialize [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_initialize [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flick_link_led [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flick_link_led [2021-12-07 00:20:24,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_3_6 [2021-12-07 00:20:24,210 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_3_6 [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_dma_malloc [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_dma_malloc [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_set [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_set [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_rts_rth_data0_data1_get [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_rts_rth_data0_data1_get [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_32 [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_32 [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_bh [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_bh [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vmalloc [2021-12-07 00:20:24,211 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_recover_from_reset [2021-12-07 00:20:24,211 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_recover_from_reset [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure is_multicast_ether_addr [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure is_multicast_ether_addr [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_ring_rxd_1b_set [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_ring_rxd_1b_set [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_stats_access [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_stats_access [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_device_flush_io [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_device_flush_io [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_open [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_open [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_fifo_txdl_priv [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_fifo_txdl_priv [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_netdev_stop_18_2 [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_netdev_stop_18_2 [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_2_6 [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_2_6 [2021-12-07 00:20:24,212 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_ethtool_get_regs_len [2021-12-07 00:20:24,212 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_ethtool_get_regs_len [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_complete [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_complete [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_os_timer [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_os_timer [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_ring_reset [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_ring_reset [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_vpath_xmac_rx_stats_get [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_free [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_free [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_close_vpaths [2021-12-07 00:20:24,213 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_close_vpaths [2021-12-07 00:20:24,213 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_vpath_msix_unmask [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_vpath_msix_unmask [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_restore_vpath_vid_table [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_restore_vpath_vid_table [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_callback_crit_err [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_callback_crit_err [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure __vxge_hw_channel_initialize [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __vxge_hw_channel_initialize [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_fifo_txdl_next_completed [2021-12-07 00:20:24,214 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_fifo_txdl_next_completed [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 00:20:24,214 INFO L130 BoogieDeclarations]: Found specification of procedure vxge_hw_channel_dtr_alloc [2021-12-07 00:20:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure vxge_hw_channel_dtr_alloc [2021-12-07 00:20:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2021-12-07 00:20:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2021-12-07 00:20:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-07 00:20:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-07 00:20:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-12-07 00:20:24,215 INFO L130 BoogieDeclarations]: Found specification of procedure preempt_count [2021-12-07 00:20:24,215 INFO L138 BoogieDeclarations]: Found implementation of procedure preempt_count [2021-12-07 00:20:25,315 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 00:20:25,356 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 00:20:29,751 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 00:26:38,325 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2021-12-07 00:26:38,543 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 00:26:38,578 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 00:26:38,578 INFO L301 CfgBuilder]: Removed 11 assume(true) statements. [2021-12-07 00:26:38,584 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:26:38 BoogieIcfgContainer [2021-12-07 00:26:38,584 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 00:26:38,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 00:26:38,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 00:26:38,587 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 00:26:38,587 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:20:16" (1/3) ... [2021-12-07 00:26:38,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a78f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:26:38, skipping insertion in model container [2021-12-07 00:26:38,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:20:23" (2/3) ... [2021-12-07 00:26:38,588 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@34a78f1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:26:38, skipping insertion in model container [2021-12-07 00:26:38,588 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:26:38" (3/3) ... [2021-12-07 00:26:38,589 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-usb-dev_drivers-net-ethernet-neterion-vxge-vxge.cil.i [2021-12-07 00:26:38,593 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 00:26:38,593 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-12-07 00:26:38,654 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 00:26:38,661 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-07 00:26:38,661 INFO L340 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2021-12-07 00:26:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand has 6029 states, 4350 states have (on average 1.333793103448276) internal successors, (5802), 4428 states have internal predecessors, (5802), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) [2021-12-07 00:26:38,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2021-12-07 00:26:38,782 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:26:38,783 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:26:38,783 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:26:38,789 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:26:38,789 INFO L85 PathProgramCache]: Analyzing trace with hash 29858693, now seen corresponding path program 1 times [2021-12-07 00:26:38,795 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:26:38,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890851563] [2021-12-07 00:26:38,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:26:38,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:26:39,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:26:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:26:39,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:26:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,808 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:26:39,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,836 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:26:39,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:26:39,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,865 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:26:39,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,893 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:26:39,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:26:39,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:26:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:26:39,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,967 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:26:39,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,985 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:26:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:39,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:39,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:26:40,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:26:40,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:26:40,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,052 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:26:40,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,079 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:26:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:26:40,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:26:40,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:26:40,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,129 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 227 [2021-12-07 00:26:40,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:26:40,142 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1596 trivial. 0 not checked. [2021-12-07 00:26:40,142 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:26:40,142 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890851563] [2021-12-07 00:26:40,143 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1890851563] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:26:40,143 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:26:40,143 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 00:26:40,144 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [431765659] [2021-12-07 00:26:40,144 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:26:40,148 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 00:26:40,148 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:26:40,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 00:26:40,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 00:26:40,181 INFO L87 Difference]: Start difference. First operand has 6029 states, 4350 states have (on average 1.333793103448276) internal successors, (5802), 4428 states have internal predecessors, (5802), 1396 states have call successors, (1396), 284 states have call predecessors, (1396), 283 states have return successors, (1387), 1367 states have call predecessors, (1387), 1387 states have call successors, (1387) Second operand has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 00:26:42,298 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:26:44,552 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.25s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:27:20,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:27:20,986 INFO L93 Difference]: Finished difference Result 18725 states and 27357 transitions. [2021-12-07 00:27:20,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:27:20,989 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 236 [2021-12-07 00:27:20,991 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:27:21,100 INFO L225 Difference]: With dead ends: 18725 [2021-12-07 00:27:21,101 INFO L226 Difference]: Without dead ends: 12723 [2021-12-07 00:27:21,143 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 85 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:27:21,146 INFO L933 BasicCegarLoop]: 9127 mSDtfsCounter, 11490 mSDsluCounter, 10718 mSDsCounter, 0 mSdLazyCounter, 4981 mSolverCounterSat, 4350 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 35.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12731 SdHoareTripleChecker+Valid, 19845 SdHoareTripleChecker+Invalid, 9333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 4350 IncrementalHoareTripleChecker+Valid, 4981 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 39.7s IncrementalHoareTripleChecker+Time [2021-12-07 00:27:21,147 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12731 Valid, 19845 Invalid, 9333 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [4350 Valid, 4981 Invalid, 2 Unknown, 0 Unchecked, 39.7s Time] [2021-12-07 00:27:21,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12723 states. [2021-12-07 00:27:21,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12723 to 11825. [2021-12-07 00:27:21,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11825 states, 8532 states have (on average 1.3258321612751993) internal successors, (11312), 8678 states have internal predecessors, (11312), 2728 states have call successors, (2728), 564 states have call predecessors, (2728), 563 states have return successors, (2725), 2685 states have call predecessors, (2725), 2725 states have call successors, (2725) [2021-12-07 00:27:21,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11825 states to 11825 states and 16765 transitions. [2021-12-07 00:27:21,712 INFO L78 Accepts]: Start accepts. Automaton has 11825 states and 16765 transitions. Word has length 236 [2021-12-07 00:27:21,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:27:21,713 INFO L470 AbstractCegarLoop]: Abstraction has 11825 states and 16765 transitions. [2021-12-07 00:27:21,713 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.25) internal successors, (45), 3 states have internal predecessors, (45), 3 states have call successors, (23), 3 states have call predecessors, (23), 1 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2021-12-07 00:27:21,713 INFO L276 IsEmpty]: Start isEmpty. Operand 11825 states and 16765 transitions. [2021-12-07 00:27:21,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 275 [2021-12-07 00:27:21,728 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:27:21,728 INFO L514 BasicCegarLoop]: trace histogram [20, 20, 19, 19, 19, 19, 19, 19, 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] [2021-12-07 00:27:21,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 00:27:21,728 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:27:21,729 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:27:21,729 INFO L85 PathProgramCache]: Analyzing trace with hash 1820595664, now seen corresponding path program 1 times [2021-12-07 00:27:21,729 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:27:21,729 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [127936147] [2021-12-07 00:27:21,729 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:27:21,729 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:27:22,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:27:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:27:22,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,355 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:27:22,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:27:22,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:27:22,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:27:22,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,439 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:27:22,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,448 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:27:22,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:27:22,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,480 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:27:22,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,503 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:27:22,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:27:22,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:27:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:27:22,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,558 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,565 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:27:22,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:27:22,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,595 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:27:22,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:27:22,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,619 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:27:22,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:27:22,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:27:22,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:22,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-07 00:27:22,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:23,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 248 [2021-12-07 00:27:23,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:23,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 00:27:23,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:23,240 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 00:27:23,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:27:23,252 INFO L134 CoverageAnalysis]: Checked inductivity of 1599 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1599 trivial. 0 not checked. [2021-12-07 00:27:23,252 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:27:23,252 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [127936147] [2021-12-07 00:27:23,253 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [127936147] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:27:23,253 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:27:23,253 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:27:23,253 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1715339827] [2021-12-07 00:27:23,253 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:27:23,255 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:27:23,255 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:27:23,256 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:27:23,256 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:27:23,256 INFO L87 Difference]: Start difference. First operand 11825 states and 16765 transitions. Second operand has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 00:27:25,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:27:27,624 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:28:49,558 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:28:49,558 INFO L93 Difference]: Finished difference Result 31559 states and 45451 transitions. [2021-12-07 00:28:49,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 00:28:49,559 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 274 [2021-12-07 00:28:49,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:28:49,682 INFO L225 Difference]: With dead ends: 31559 [2021-12-07 00:28:49,682 INFO L226 Difference]: Without dead ends: 19777 [2021-12-07 00:28:49,723 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-12-07 00:28:49,724 INFO L933 BasicCegarLoop]: 10036 mSDtfsCounter, 14586 mSDsluCounter, 16194 mSDsCounter, 0 mSdLazyCounter, 9134 mSolverCounterSat, 7849 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 75.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15924 SdHoareTripleChecker+Valid, 26230 SdHoareTripleChecker+Invalid, 16985 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 7849 IncrementalHoareTripleChecker+Valid, 9134 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 83.6s IncrementalHoareTripleChecker+Time [2021-12-07 00:28:49,725 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15924 Valid, 26230 Invalid, 16985 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [7849 Valid, 9134 Invalid, 2 Unknown, 0 Unchecked, 83.6s Time] [2021-12-07 00:28:49,746 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19777 states. [2021-12-07 00:28:50,779 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19777 to 17494. [2021-12-07 00:28:50,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17494 states, 12633 states have (on average 1.3252592416686455) internal successors, (16742), 12855 states have internal predecessors, (16742), 4014 states have call successors, (4014), 847 states have call predecessors, (4014), 845 states have return successors, (4011), 3946 states have call predecessors, (4011), 4011 states have call successors, (4011) [2021-12-07 00:28:50,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17494 states to 17494 states and 24767 transitions. [2021-12-07 00:28:50,855 INFO L78 Accepts]: Start accepts. Automaton has 17494 states and 24767 transitions. Word has length 274 [2021-12-07 00:28:50,855 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:28:50,855 INFO L470 AbstractCegarLoop]: Abstraction has 17494 states and 24767 transitions. [2021-12-07 00:28:50,856 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 12.666666666666666) internal successors, (76), 3 states have internal predecessors, (76), 3 states have call successors, (25), 4 states have call predecessors, (25), 1 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2021-12-07 00:28:50,856 INFO L276 IsEmpty]: Start isEmpty. Operand 17494 states and 24767 transitions. [2021-12-07 00:28:50,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 304 [2021-12-07 00:28:50,866 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:28:50,866 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:28:50,867 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 00:28:50,867 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:28:50,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:28:50,867 INFO L85 PathProgramCache]: Analyzing trace with hash -1168721709, now seen corresponding path program 1 times [2021-12-07 00:28:50,867 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:28:50,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1136508478] [2021-12-07 00:28:50,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:28:50,868 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:28:51,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:28:51,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:28:51,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,443 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:28:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,463 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:28:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:28:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:28:51,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,537 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:28:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:28:51,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:28:51,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,583 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:28:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:28:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:28:51,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:28:51,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:28:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:28:51,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:28:51,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:28:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:28:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,728 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:28:51,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,746 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:28:51,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:28:51,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-07 00:28:51,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:28:51,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,869 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,876 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 262 [2021-12-07 00:28:51,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:28:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2021-12-07 00:28:51,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 281 [2021-12-07 00:28:51,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 294 [2021-12-07 00:28:51,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:28:51,921 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-12-07 00:28:51,921 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:28:51,921 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1136508478] [2021-12-07 00:28:51,921 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1136508478] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:28:51,921 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:28:51,921 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:28:51,922 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645181199] [2021-12-07 00:28:51,922 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:28:51,922 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:28:51,922 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:28:51,923 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:28:51,923 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:28:51,923 INFO L87 Difference]: Start difference. First operand 17494 states and 24767 transitions. Second operand has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:28:54,033 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:29:30,116 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:29:30,116 INFO L93 Difference]: Finished difference Result 33802 states and 48868 transitions. [2021-12-07 00:29:30,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:29:30,117 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 303 [2021-12-07 00:29:30,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:29:30,208 INFO L225 Difference]: With dead ends: 33802 [2021-12-07 00:29:30,208 INFO L226 Difference]: Without dead ends: 22012 [2021-12-07 00:29:30,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:29:30,242 INFO L933 BasicCegarLoop]: 9636 mSDtfsCounter, 5316 mSDsluCounter, 12288 mSDsCounter, 0 mSdLazyCounter, 4780 mSolverCounterSat, 3583 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6090 SdHoareTripleChecker+Valid, 21924 SdHoareTripleChecker+Invalid, 8364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3583 IncrementalHoareTripleChecker+Valid, 4780 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:29:30,242 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6090 Valid, 21924 Invalid, 8364 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3583 Valid, 4780 Invalid, 1 Unknown, 0 Unchecked, 36.4s Time] [2021-12-07 00:29:30,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22012 states. [2021-12-07 00:29:31,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22012 to 17522. [2021-12-07 00:29:31,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17522 states, 12661 states have (on average 1.3256456835952926) internal successors, (16784), 12883 states have internal predecessors, (16784), 4014 states have call successors, (4014), 847 states have call predecessors, (4014), 845 states have return successors, (4011), 3946 states have call predecessors, (4011), 4011 states have call successors, (4011) [2021-12-07 00:29:31,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17522 states to 17522 states and 24809 transitions. [2021-12-07 00:29:31,355 INFO L78 Accepts]: Start accepts. Automaton has 17522 states and 24809 transitions. Word has length 303 [2021-12-07 00:29:31,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:29:31,356 INFO L470 AbstractCegarLoop]: Abstraction has 17522 states and 24809 transitions. [2021-12-07 00:29:31,356 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.8) internal successors, (84), 3 states have internal predecessors, (84), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:29:31,356 INFO L276 IsEmpty]: Start isEmpty. Operand 17522 states and 24809 transitions. [2021-12-07 00:29:31,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 306 [2021-12-07 00:29:31,366 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:29:31,366 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:29:31,366 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-07 00:29:31,366 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:29:31,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:29:31,367 INFO L85 PathProgramCache]: Analyzing trace with hash 178221108, now seen corresponding path program 1 times [2021-12-07 00:29:31,367 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:29:31,367 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1619032440] [2021-12-07 00:29:31,367 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:29:31,367 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:29:31,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:29:31,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,905 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:29:31,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,924 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:29:31,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:29:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:29:31,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:29:31,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:31,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:31,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:29:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:29:32,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:29:32,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:29:32,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:29:32,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,085 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:29:32,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,104 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,113 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:29:32,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:29:32,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:29:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,162 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:29:32,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:29:32,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,205 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:29:32,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,217 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:29:32,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:29:32,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,256 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:29:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,326 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2021-12-07 00:29:32,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,343 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:29:32,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,359 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-07 00:29:32,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,370 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:29:32,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-12-07 00:29:32,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 283 [2021-12-07 00:29:32,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2021-12-07 00:29:32,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:29:32,407 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-12-07 00:29:32,407 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:29:32,408 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1619032440] [2021-12-07 00:29:32,408 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1619032440] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:29:32,408 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:29:32,408 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:29:32,408 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828604231] [2021-12-07 00:29:32,408 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:29:32,409 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:29:32,409 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:29:32,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:29:32,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:29:32,410 INFO L87 Difference]: Start difference. First operand 17522 states and 24809 transitions. Second operand has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:29:34,513 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:30:10,773 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:30:10,773 INFO L93 Difference]: Finished difference Result 33834 states and 48910 transitions. [2021-12-07 00:30:10,774 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:30:10,774 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 305 [2021-12-07 00:30:10,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:30:10,857 INFO L225 Difference]: With dead ends: 33834 [2021-12-07 00:30:10,857 INFO L226 Difference]: Without dead ends: 22016 [2021-12-07 00:30:10,882 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:30:10,883 INFO L933 BasicCegarLoop]: 9665 mSDtfsCounter, 5301 mSDsluCounter, 12327 mSDsCounter, 0 mSdLazyCounter, 4748 mSolverCounterSat, 3571 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6072 SdHoareTripleChecker+Valid, 21992 SdHoareTripleChecker+Invalid, 8320 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 3571 IncrementalHoareTripleChecker+Valid, 4748 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 36.4s IncrementalHoareTripleChecker+Time [2021-12-07 00:30:10,883 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6072 Valid, 21992 Invalid, 8320 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [3571 Valid, 4748 Invalid, 1 Unknown, 0 Unchecked, 36.4s Time] [2021-12-07 00:30:10,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22016 states. [2021-12-07 00:30:11,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22016 to 17520. [2021-12-07 00:30:11,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17520 states, 12659 states have (on average 1.3252231613871555) internal successors, (16776), 12881 states have internal predecessors, (16776), 4014 states have call successors, (4014), 847 states have call predecessors, (4014), 845 states have return successors, (4011), 3946 states have call predecessors, (4011), 4011 states have call successors, (4011) [2021-12-07 00:30:11,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17520 states to 17520 states and 24801 transitions. [2021-12-07 00:30:11,966 INFO L78 Accepts]: Start accepts. Automaton has 17520 states and 24801 transitions. Word has length 305 [2021-12-07 00:30:11,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:30:11,966 INFO L470 AbstractCegarLoop]: Abstraction has 17520 states and 24801 transitions. [2021-12-07 00:30:11,966 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.2) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:30:11,966 INFO L276 IsEmpty]: Start isEmpty. Operand 17520 states and 24801 transitions. [2021-12-07 00:30:11,975 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2021-12-07 00:30:11,975 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:30:11,975 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:30:11,975 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 00:30:11,975 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:30:11,976 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:30:11,976 INFO L85 PathProgramCache]: Analyzing trace with hash 1799278514, now seen corresponding path program 1 times [2021-12-07 00:30:11,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:30:11,976 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [849730399] [2021-12-07 00:30:11,976 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:30:11,976 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:30:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:30:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,521 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:30:12,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,528 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:30:12,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,541 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:30:12,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,554 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:30:12,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,566 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:30:12,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,584 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:30:12,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:30:12,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,604 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,610 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:30:12,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:30:12,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,635 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:30:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:30:12,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:30:12,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:30:12,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:30:12,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:30:12,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,712 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:30:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:30:12,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,738 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:30:12,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,745 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,750 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:30:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,757 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:30:12,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2021-12-07 00:30:12,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:30:12,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,848 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-12-07 00:30:12,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:12,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 277 [2021-12-07 00:30:12,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-07 00:30:12,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 297 [2021-12-07 00:30:12,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:12,887 INFO L134 CoverageAnalysis]: Checked inductivity of 1807 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-12-07 00:30:12,887 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:30:12,887 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [849730399] [2021-12-07 00:30:12,887 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [849730399] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:30:12,887 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:30:12,887 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-07 00:30:12,888 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [319509434] [2021-12-07 00:30:12,888 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:30:12,888 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-07 00:30:12,888 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:30:12,889 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-07 00:30:12,889 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:30:12,889 INFO L87 Difference]: Start difference. First operand 17520 states and 24801 transitions. Second operand has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:30:14,975 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:30:47,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:30:47,758 INFO L93 Difference]: Finished difference Result 31601 states and 45433 transitions. [2021-12-07 00:30:47,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 00:30:47,758 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) Word has length 306 [2021-12-07 00:30:47,759 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:30:47,833 INFO L225 Difference]: With dead ends: 31601 [2021-12-07 00:30:47,833 INFO L226 Difference]: Without dead ends: 19785 [2021-12-07 00:30:47,861 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 96 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-12-07 00:30:47,862 INFO L933 BasicCegarLoop]: 7976 mSDtfsCounter, 4106 mSDsluCounter, 10934 mSDsCounter, 0 mSdLazyCounter, 4459 mSolverCounterSat, 3520 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 29.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 4545 SdHoareTripleChecker+Valid, 18910 SdHoareTripleChecker+Invalid, 7980 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3520 IncrementalHoareTripleChecker+Valid, 4459 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 33.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:30:47,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [4545 Valid, 18910 Invalid, 7980 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3520 Valid, 4459 Invalid, 1 Unknown, 0 Unchecked, 33.1s Time] [2021-12-07 00:30:47,880 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19785 states. [2021-12-07 00:30:48,821 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19785 to 17522. [2021-12-07 00:30:48,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17522 states, 12661 states have (on average 1.325171787378564) internal successors, (16778), 12883 states have internal predecessors, (16778), 4014 states have call successors, (4014), 847 states have call predecessors, (4014), 845 states have return successors, (4011), 3946 states have call predecessors, (4011), 4011 states have call successors, (4011) [2021-12-07 00:30:48,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17522 states to 17522 states and 24803 transitions. [2021-12-07 00:30:48,889 INFO L78 Accepts]: Start accepts. Automaton has 17522 states and 24803 transitions. Word has length 306 [2021-12-07 00:30:48,889 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:30:48,890 INFO L470 AbstractCegarLoop]: Abstraction has 17522 states and 24803 transitions. [2021-12-07 00:30:48,890 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 17.4) internal successors, (87), 3 states have internal predecessors, (87), 2 states have call successors, (31), 4 states have call predecessors, (31), 1 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-07 00:30:48,890 INFO L276 IsEmpty]: Start isEmpty. Operand 17522 states and 24803 transitions. [2021-12-07 00:30:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 309 [2021-12-07 00:30:48,897 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:30:48,898 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:30:48,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-12-07 00:30:48,898 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:30:48,898 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:30:48,898 INFO L85 PathProgramCache]: Analyzing trace with hash 658942446, now seen corresponding path program 1 times [2021-12-07 00:30:48,898 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:30:48,898 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2059100024] [2021-12-07 00:30:48,898 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:30:48,899 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:30:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:30:49,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:30:49,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:30:49,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,440 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:30:49,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:30:49,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:30:49,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:30:49,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:30:49,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:30:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,507 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,512 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:30:49,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:30:49,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,531 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:30:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,543 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,548 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:30:49,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,556 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:30:49,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:30:49,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:30:49,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:30:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:30:49,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,689 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:30:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,705 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:30:49,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:30:49,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 244 [2021-12-07 00:30:49,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:30:49,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,795 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,802 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 267 [2021-12-07 00:30:49,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,811 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:30:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 279 [2021-12-07 00:30:49,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,824 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 286 [2021-12-07 00:30:49,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 299 [2021-12-07 00:30:49,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:49,837 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-12-07 00:30:49,837 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:30:49,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2059100024] [2021-12-07 00:30:49,837 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2059100024] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 00:30:49,837 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [62039185] [2021-12-07 00:30:49,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:30:49,838 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:30:49,838 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 00:30:49,839 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 00:30:49,839 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 00:30:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:30:51,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 7504 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 00:30:51,396 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 00:30:51,985 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 198 proven. 1 refuted. 0 times theorem prover too weak. 1609 trivial. 0 not checked. [2021-12-07 00:30:51,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-07 00:30:52,502 INFO L134 CoverageAnalysis]: Checked inductivity of 1808 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 1797 trivial. 0 not checked. [2021-12-07 00:30:52,502 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [62039185] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-07 00:30:52,502 INFO L186 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2021-12-07 00:30:52,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 4, 4] total 9 [2021-12-07 00:30:52,503 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1714831115] [2021-12-07 00:30:52,503 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2021-12-07 00:30:52,504 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-12-07 00:30:52,504 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:30:52,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-12-07 00:30:52,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:30:52,505 INFO L87 Difference]: Start difference. First operand 17522 states and 24803 transitions. Second operand has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (60), 4 states have call predecessors, (60), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-07 00:30:54,593 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:31:28,735 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:31:31,149 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:31:39,767 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.92s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:31:52,567 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [] [2021-12-07 00:31:58,380 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:00,819 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:10,445 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:13,663 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:15,759 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:18,088 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:32:28,698 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:32:28,698 INFO L93 Difference]: Finished difference Result 31713 states and 45611 transitions. [2021-12-07 00:32:28,699 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 00:32:28,699 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (60), 4 states have call predecessors, (60), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) Word has length 308 [2021-12-07 00:32:28,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:32:28,779 INFO L225 Difference]: With dead ends: 31713 [2021-12-07 00:32:28,779 INFO L226 Difference]: Without dead ends: 19895 [2021-12-07 00:32:28,834 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 714 GetRequests, 707 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=26, Invalid=46, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:32:28,835 INFO L933 BasicCegarLoop]: 7921 mSDtfsCounter, 2432 mSDsluCounter, 27166 mSDsCounter, 0 mSdLazyCounter, 10467 mSolverCounterSat, 1707 mSolverCounterUnsat, 9 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 87.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2871 SdHoareTripleChecker+Valid, 35087 SdHoareTripleChecker+Invalid, 12183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 1707 IncrementalHoareTripleChecker+Valid, 10467 IncrementalHoareTripleChecker+Invalid, 9 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 94.1s IncrementalHoareTripleChecker+Time [2021-12-07 00:32:28,835 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2871 Valid, 35087 Invalid, 12183 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [1707 Valid, 10467 Invalid, 9 Unknown, 0 Unchecked, 94.1s Time] [2021-12-07 00:32:28,849 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19895 states. [2021-12-07 00:32:29,822 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19895 to 17606. [2021-12-07 00:32:29,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17606 states, 12745 states have (on average 1.3255394272263632) internal successors, (16894), 12967 states have internal predecessors, (16894), 4014 states have call successors, (4014), 847 states have call predecessors, (4014), 845 states have return successors, (4011), 3946 states have call predecessors, (4011), 4011 states have call successors, (4011) [2021-12-07 00:32:29,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17606 states to 17606 states and 24919 transitions. [2021-12-07 00:32:29,886 INFO L78 Accepts]: Start accepts. Automaton has 17606 states and 24919 transitions. Word has length 308 [2021-12-07 00:32:29,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:32:29,887 INFO L470 AbstractCegarLoop]: Abstraction has 17606 states and 24919 transitions. [2021-12-07 00:32:29,887 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 13.11111111111111) internal successors, (118), 7 states have internal predecessors, (118), 2 states have call successors, (60), 4 states have call predecessors, (60), 2 states have return successors, (38), 2 states have call predecessors, (38), 2 states have call successors, (38) [2021-12-07 00:32:29,887 INFO L276 IsEmpty]: Start isEmpty. Operand 17606 states and 24919 transitions. [2021-12-07 00:32:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 315 [2021-12-07 00:32:29,895 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:32:29,896 INFO L514 BasicCegarLoop]: trace histogram [23, 23, 19, 19, 19, 19, 19, 19, 4, 4, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:32:29,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-07 00:32:30,096 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d350b5dd-45a8-46c8-bd67-4b2e72b889e4/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 00:32:30,097 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:32:30,098 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:32:30,098 INFO L85 PathProgramCache]: Analyzing trace with hash 868974242, now seen corresponding path program 2 times [2021-12-07 00:32:30,099 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:32:30,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1626904528] [2021-12-07 00:32:30,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:32:30,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:32:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:32:30,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,733 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:32:30,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,761 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:32:30,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:32:30,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:32:30,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:32:30,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:32:30,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:32:30,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:32:30,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:32:30,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:32:30,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:32:30,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:32:30,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:32:30,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,926 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,931 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:32:30,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,945 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:32:30,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:32:30,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,968 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,973 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:32:30,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:32:30,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:30,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:30,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,000 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:32:31,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:32:31,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,093 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-07 00:32:31,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:32:31,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:31,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-07 00:32:31,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:32:31,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2021-12-07 00:32:31,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 292 [2021-12-07 00:32:31,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 305 [2021-12-07 00:32:31,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:32:31,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1823 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1823 trivial. 0 not checked. [2021-12-07 00:32:31,208 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:32:31,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1626904528] [2021-12-07 00:32:31,209 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1626904528] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:32:31,209 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:32:31,209 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 00:32:31,209 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [428410488] [2021-12-07 00:32:31,209 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:32:31,209 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 00:32:31,209 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:32:31,210 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 00:32:31,210 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 00:32:31,210 INFO L87 Difference]: Start difference. First operand 17606 states and 24919 transitions. Second operand has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-07 00:32:33,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:33:10,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 00:33:10,159 INFO L93 Difference]: Finished difference Result 19867 states and 28829 transitions. [2021-12-07 00:33:10,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-07 00:33:10,160 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) Word has length 314 [2021-12-07 00:33:10,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 00:33:10,229 INFO L225 Difference]: With dead ends: 19867 [2021-12-07 00:33:10,229 INFO L226 Difference]: Without dead ends: 19835 [2021-12-07 00:33:10,241 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=28, Invalid=44, Unknown=0, NotChecked=0, Total=72 [2021-12-07 00:33:10,241 INFO L933 BasicCegarLoop]: 7896 mSDtfsCounter, 11535 mSDsluCounter, 10873 mSDsCounter, 0 mSdLazyCounter, 4546 mSolverCounterSat, 5112 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 33.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12454 SdHoareTripleChecker+Valid, 18769 SdHoareTripleChecker+Invalid, 9659 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 5112 IncrementalHoareTripleChecker+Valid, 4546 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 37.0s IncrementalHoareTripleChecker+Time [2021-12-07 00:33:10,241 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [12454 Valid, 18769 Invalid, 9659 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [5112 Valid, 4546 Invalid, 1 Unknown, 0 Unchecked, 37.0s Time] [2021-12-07 00:33:10,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 19835 states. [2021-12-07 00:33:11,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 19835 to 17574. [2021-12-07 00:33:11,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 17574 states, 12731 states have (on average 1.3254261252061896) internal successors, (16874), 12947 states have internal predecessors, (16874), 3998 states have call successors, (3998), 844 states have call predecessors, (3998), 844 states have return successors, (3998), 3937 states have call predecessors, (3998), 3998 states have call successors, (3998) [2021-12-07 00:33:11,299 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 17574 states to 17574 states and 24870 transitions. [2021-12-07 00:33:11,301 INFO L78 Accepts]: Start accepts. Automaton has 17574 states and 24870 transitions. Word has length 314 [2021-12-07 00:33:11,301 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 00:33:11,301 INFO L470 AbstractCegarLoop]: Abstraction has 17574 states and 24870 transitions. [2021-12-07 00:33:11,301 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.5) internal successors, (81), 4 states have internal predecessors, (81), 2 states have call successors, (30), 4 states have call predecessors, (30), 1 states have return successors, (29), 2 states have call predecessors, (29), 2 states have call successors, (29) [2021-12-07 00:33:11,301 INFO L276 IsEmpty]: Start isEmpty. Operand 17574 states and 24870 transitions. [2021-12-07 00:33:11,326 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 380 [2021-12-07 00:33:11,326 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 00:33:11,326 INFO L514 BasicCegarLoop]: trace histogram [24, 24, 19, 19, 19, 19, 19, 19, 5, 5, 5, 4, 4, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 00:33:11,327 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 00:33:11,327 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 00:33:11,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 00:33:11,327 INFO L85 PathProgramCache]: Analyzing trace with hash -311791079, now seen corresponding path program 1 times [2021-12-07 00:33:11,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 00:33:11,327 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1362927222] [2021-12-07 00:33:11,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 00:33:11,327 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 00:33:11,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2021-12-07 00:33:11,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-07 00:33:11,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 00:33:11,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 00:33:11,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,910 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2021-12-07 00:33:11,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,917 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 00:33:11,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 00:33:11,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,942 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2021-12-07 00:33:11,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2021-12-07 00:33:11,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,966 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,971 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-07 00:33:11,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,983 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2021-12-07 00:33:11,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:11,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:11,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2021-12-07 00:33:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,002 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,007 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2021-12-07 00:33:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,019 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-12-07 00:33:12,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,026 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,031 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2021-12-07 00:33:12,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,042 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2021-12-07 00:33:12,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,055 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2021-12-07 00:33:12,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 00:33:12,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,074 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,080 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 00:33:12,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 214 [2021-12-07 00:33:12,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 00:33:12,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-07 00:33:12,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,229 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 00:33:12,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,237 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 272 [2021-12-07 00:33:12,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,253 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-07 00:33:12,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,262 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 284 [2021-12-07 00:33:12,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 300 [2021-12-07 00:33:12,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 00:33:12,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,280 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 312 [2021-12-07 00:33:12,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 319 [2021-12-07 00:33:12,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2021-12-07 00:33:12,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-12-07 00:33:12,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,914 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-07 00:33:12,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,921 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-07 00:33:12,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 00:33:12,929 INFO L134 CoverageAnalysis]: Checked inductivity of 1916 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1913 trivial. 0 not checked. [2021-12-07 00:33:12,929 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 00:33:12,929 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1362927222] [2021-12-07 00:33:12,929 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1362927222] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 00:33:12,929 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 00:33:12,930 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 00:33:12,930 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379368488] [2021-12-07 00:33:12,930 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 00:33:12,930 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 00:33:12,930 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 00:33:12,930 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 00:33:12,931 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-12-07 00:33:12,931 INFO L87 Difference]: Start difference. First operand 17574 states and 24870 transitions. Second operand has 7 states, 7 states have (on average 19.0) internal successors, (133), 3 states have internal predecessors, (133), 3 states have call successors, (36), 5 states have call predecessors, (36), 1 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-12-07 00:33:15,019 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 00:33:17,280 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.26s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []