./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/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_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/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_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/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 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-12-07 01:35:23,633 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-07 01:35:23,635 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-07 01:35:23,664 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-07 01:35:23,665 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-07 01:35:23,666 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-07 01:35:23,668 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-07 01:35:23,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-07 01:35:23,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-07 01:35:23,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-07 01:35:23,674 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-07 01:35:23,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-07 01:35:23,676 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-07 01:35:23,677 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-07 01:35:23,678 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-07 01:35:23,680 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-07 01:35:23,680 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-07 01:35:23,682 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-07 01:35:23,683 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-07 01:35:23,686 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-07 01:35:23,687 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-07 01:35:23,689 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-07 01:35:23,690 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-07 01:35:23,691 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-07 01:35:23,694 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-07 01:35:23,695 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-07 01:35:23,695 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-07 01:35:23,696 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-07 01:35:23,697 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-07 01:35:23,698 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-07 01:35:23,698 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-07 01:35:23,699 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-07 01:35:23,700 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-07 01:35:23,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-07 01:35:23,701 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-07 01:35:23,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-07 01:35:23,702 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-07 01:35:23,702 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-07 01:35:23,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-07 01:35:23,703 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-07 01:35:23,704 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-07 01:35:23,705 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-07 01:35:23,726 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-07 01:35:23,727 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-07 01:35:23,727 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-07 01:35:23,727 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-07 01:35:23,728 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-07 01:35:23,728 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-07 01:35:23,729 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-07 01:35:23,729 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-07 01:35:23,729 INFO L138 SettingsManager]: * Use SBE=true [2021-12-07 01:35:23,729 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-07 01:35:23,729 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-07 01:35:23,730 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-07 01:35:23,731 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-07 01:35:23,731 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-07 01:35:23,731 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-07 01:35:23,731 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-07 01:35:23,731 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:35:23,732 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-07 01:35:23,732 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-07 01:35:23,732 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-07 01:35:23,732 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-07 01:35:23,732 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-07 01:35:23,732 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-07 01:35:23,733 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-07 01:35:23,733 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-07 01:35:23,733 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-07 01:35:23,733 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_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0dcc3c8ee4f0ae2f0cd3b1f7bcded85c719804cb09b4370c1091b6627a94f1b1 [2021-12-07 01:35:23,913 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-07 01:35:23,931 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-07 01:35:23,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-07 01:35:23,934 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-07 01:35:23,934 INFO L275 PluginConnector]: CDTParser initialized [2021-12-07 01:35:23,935 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-12-07 01:35:23,984 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/data/c35972782/83092d67cfaa4c6dbb316c6d02c5afe8/FLAG7d81d18c0 [2021-12-07 01:35:24,760 INFO L306 CDTParser]: Found 1 translation units. [2021-12-07 01:35:24,760 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-12-07 01:35:24,805 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/data/c35972782/83092d67cfaa4c6dbb316c6d02c5afe8/FLAG7d81d18c0 [2021-12-07 01:35:25,005 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/data/c35972782/83092d67cfaa4c6dbb316c6d02c5afe8 [2021-12-07 01:35:25,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-07 01:35:25,009 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-07 01:35:25,010 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-07 01:35:25,010 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-07 01:35:25,013 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-07 01:35:25,013 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:35:25" (1/1) ... [2021-12-07 01:35:25,014 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13da7536 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:25, skipping insertion in model container [2021-12-07 01:35:25,014 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 01:35:25" (1/1) ... [2021-12-07 01:35:25,019 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-07 01:35:25,210 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-07 01:35:31,502 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_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i[724020,724033] [2021-12-07 01:35:31,572 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-07 01:35:31,591 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:35:31,671 INFO L203 MainTranslator]: Completed pre-run [2021-12-07 01:35:32,785 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_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i[724020,724033] [2021-12-07 01:35:32,790 WARN L610 FunctionHandler]: implicit declaration of function ldv_xmalloc [2021-12-07 01:35:32,795 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-07 01:35:33,081 INFO L208 MainTranslator]: Completed translation [2021-12-07 01:35:33,081 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33 WrapperNode [2021-12-07 01:35:33,081 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-07 01:35:33,082 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-07 01:35:33,082 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-07 01:35:33,082 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-07 01:35:33,088 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,464 INFO L137 Inliner]: procedures = 851, calls = 8717, calls flagged for inlining = 338, calls inlined = 331, statements flattened = 17449 [2021-12-07 01:35:33,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-07 01:35:33,465 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-07 01:35:33,465 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-07 01:35:33,465 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-07 01:35:33,472 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,472 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,578 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,579 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,817 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,910 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,985 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-07 01:35:33,985 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-07 01:35:33,986 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-07 01:35:33,986 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-07 01:35:33,987 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (1/1) ... [2021-12-07 01:35:33,993 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-07 01:35:34,002 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:35:34,013 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-07 01:35:34,015 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-07 01:35:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_complete_ratechange [2021-12-07 01:35:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_complete_ratechange [2021-12-07 01:35:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getpfc [2021-12-07 01:35:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getpfc [2021-12-07 01:35:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_all_multicast_mode [2021-12-07 01:35:34,044 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_all_multicast_mode [2021-12-07 01:35:34,044 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_coalesce [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_coalesce [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_pcs_power_cycle [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_pcs_power_cycle [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_ts_info [2021-12-07 01:35:34,045 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_ts_info [2021-12-07 01:35:34,045 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_channels [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_channels [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_stripping [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_stripping [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_mmc_read [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_mmc_read [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_avail_desc [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_avail_desc [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_an [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_an [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_tx_ints [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_tx_ints [2021-12-07 01:35:34,046 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_state_as_string [2021-12-07 01:35:34,046 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_state_as_string [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_unmap_rdata [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_unmap_rdata [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring_resources [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring_resources [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_maybe_stop_tx_queue [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_maybe_stop_tx_queue [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2021-12-07 01:35:34,047 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2021-12-07 01:35:34,047 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rss [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rss [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_incompat_link [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_incompat_link [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_rx_mode [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_rx_mode [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_setup_tc [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_setup_tc [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_map_rx_buffer [2021-12-07 01:35:34,048 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_map_rx_buffer [2021-12-07 01:35:34,048 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resume [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resume [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_7 [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_7 [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_value_write [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_value_write [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_tx_descriptor_init [2021-12-07 01:35:34,049 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_tx_descriptor_init [2021-12-07 01:35:34,049 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_ioctl [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_ioctl [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_coalesce [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_coalesce [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerup [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerup [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_init [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_init [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_tstamp_addend [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_tstamp_addend [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_pfc [2021-12-07 01:35:34,050 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_pfc [2021-12-07 01:35:34,050 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_all_queues [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_all_queues [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~u64~0 [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~u64~0 [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_remove [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_remove [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev8 [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev8 [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_7 [2021-12-07 01:35:34,051 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_7 [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-07 01:35:34,051 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rsf_mode [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rsf_mode [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure ioread16 [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread16 [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mode [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mode [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_change_mtu [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_change_mtu [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-12-07 01:35:34,052 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-12-07 01:35:34,052 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_poll [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_poll [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_resource_count [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_resource_count [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_ring [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_ring [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_fixed [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_fixed [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_training [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_training [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_hash_key [2021-12-07 01:35:34,053 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_hash_key [2021-12-07 01:35:34,053 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_stop [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_stop [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_features [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_features [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_tstamp [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_tstamp [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_irq_work [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_irq_work [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2021-12-07 01:35:34,054 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-07 01:35:34,054 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure __xgbe_phy_config_aneg [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure __xgbe_phy_config_aneg [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status_aneg [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status_aneg [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32_array [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32_array [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_powerdown [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_powerdown [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xmit [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xmit [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_write [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_write [2021-12-07 01:35:34,055 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_check_link_timeout [2021-12-07 01:35:34,055 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_check_link_timeout [2021-12-07 01:35:34,055 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 01:35:34,055 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 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_flow_control [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_flow_control [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_close [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_close [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calculate_per_queue_fifo [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calculate_per_queue_fifo [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address [2021-12-07 01:35:34,056 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-07 01:35:34,056 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_value_write [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_value_write [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_osp_mode [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_osp_mode [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_lookup_table [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_lookup_table [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_disable_kr_training [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_disable_kr_training [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_enable [2021-12-07 01:35:34,057 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_enable [2021-12-07 01:35:34,057 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_calc_rx_buf_size [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_calc_rx_buf_size [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_start [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_start [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure put_page [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure put_page [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_settings [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_settings [2021-12-07 01:35:34,058 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-12-07 01:35:34,058 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_117 [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_117 [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_118 [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_118 [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_state_machine [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_state_machine [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_pauseparam [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_pauseparam [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_an_tx_xnp [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_an_tx_xnp [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_name [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_name [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_desc_reset [2021-12-07 01:35:34,059 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_desc_reset [2021-12-07 01:35:34,059 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_reg [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_reg [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_48 [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_48 [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_46 [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_46 [2021-12-07 01:35:34,060 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_mode [2021-12-07 01:35:34,060 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_mode [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_speed [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_speed [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_dcb_tc [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_dcb_tc [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_one_poll [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_one_poll [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_pbl_val [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_pbl_val [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_7 [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_7 [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_read_u32 [2021-12-07 01:35:34,061 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_read_u32 [2021-12-07 01:35:34,061 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setpfc [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setpfc [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure get_device [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_threshold [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_threshold [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure skb_add_rx_frag [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_add_rx_frag [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work___0 [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work___0 [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_filtering [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_filtering [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2021-12-07 01:35:34,062 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_timeout [2021-12-07 01:35:34,062 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_timeout [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure platform_device_put [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_device_put [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_csum [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_csum [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dump_tx_desc [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dump_tx_desc [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_flow_control [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_flow_control [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_cur_mode [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_cur_mode [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_gmii_2500_speed [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_gmii_2500_speed [2021-12-07 01:35:34,063 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rx_vlan_stripping [2021-12-07 01:35:34,063 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rx_vlan_stripping [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tsf_mode [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tsf_mode [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_setets [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_setets [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdrlen [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdrlen [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-12-07 01:35:34,064 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 01:35:34,064 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 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_free_ring [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_free_ring [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_drvinfo [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_drvinfo [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure devm_free_irq [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_free_irq [2021-12-07 01:35:34,064 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2021-12-07 01:35:34,064 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_stop_timers [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_stop_timers [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_wrapper_rx_descriptor_init [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_wrapper_rx_descriptor_init [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_tx_ints [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_tx_ints [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_pblx8 [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_pblx8 [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_coalesce [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_coalesce [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_cyc2time [2021-12-07 01:35:34,065 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_cyc2time [2021-12-07 01:35:34,065 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_xgmii_mode [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_xgmii_mode [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure lowmem_page_address [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure lowmem_page_address [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_in_kr_mode [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_in_kr_mode [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_flow_control [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_flow_control [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2021-12-07 01:35:34,066 INFO L138 BoogieDeclarations]: Found implementation of procedure usleep_range [2021-12-07 01:35:34,066 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_2 [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_2 [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_del [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_del [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite16 [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite16 [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_kill_vid [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_kill_vid [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_enable_rss [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_enable_rss [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_switch_mode [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_switch_mode [2021-12-07 01:35:34,067 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_rxnfc [2021-12-07 01:35:34,067 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_rxnfc [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_getdcbx [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_getdcbx [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_nosync [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_nosync [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2021-12-07 01:35:34,068 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-07 01:35:34,068 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_stats64 [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_stats64 [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_fault [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_init [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_init [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_suspend [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_suspend [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_update_vlan_hash_table [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_update_vlan_hash_table [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-07 01:35:34,069 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:35:34,069 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_isr [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_isr [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_alloc_pages [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_alloc_pages [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_coalesce [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_coalesce [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_vlan_filtering [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_vlan_filtering [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-07 01:35:34,070 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_sset_count [2021-12-07 01:35:34,070 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_sset_count [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_an [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_an [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_7 [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_7 [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-12-07 01:35:34,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_work_311 [2021-12-07 01:35:34,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_work_311 [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_probe [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_probe [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_write_rss_reg [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_write_rss_reg [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_poll [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_poll [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_tx_start_xmit [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_tx_start_xmit [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure timecounter_init [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure timecounter_init [2021-12-07 01:35:34,072 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_an [2021-12-07 01:35:34,072 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_an [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_2500_mode [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_2500_mode [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_all_queues [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_all_queues [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_reg_addr_write [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_reg_addr_write [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-07 01:35:34,073 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_common_read [2021-12-07 01:35:34,073 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_common_read [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_xgmii_speed [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_xgmii_speed [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_pauseparam [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_pauseparam [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_rx_threshold [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_rx_threshold [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev32 [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev32 [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_adjust_link [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_adjust_link [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure device_property_present [2021-12-07 01:35:34,074 INFO L138 BoogieDeclarations]: Found implementation of procedure device_property_present [2021-12-07 01:35:34,074 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_gmii_mode [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_gmii_mode [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_config_aneg [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_config_aneg [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_49 [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_49 [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_config_tx_pbl_val [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_config_tx_pbl_val [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_47 [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_47 [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_43 [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_43 [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure devm_clk_get [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_clk_get [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2021-12-07 01:35:34,075 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2021-12-07 01:35:34,075 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_poll_controller [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_poll_controller [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_rx_desc_reset [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_rx_desc_reset [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_serdes_start_ratechange [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_serdes_start_ratechange [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_mac_address___0 [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_mac_address___0 [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_disable_rx_csum [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_disable_rx_csum [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_all_poll [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_all_poll [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure xpcs_mmd_write [2021-12-07 01:35:34,076 INFO L138 BoogieDeclarations]: Found implementation of procedure xpcs_mmd_write [2021-12-07 01:35:34,076 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure __bitrev16 [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __bitrev16 [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_open [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_open [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_start_timers [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_start_timers [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_restart_dev [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_restart_dev [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_tx_coalesce [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_tx_coalesce [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-07 01:35:34,077 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-07 01:35:34,077 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_napi_disable [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_napi_disable [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_phy_status [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_phy_status [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_promiscuous_mode [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_promiscuous_mode [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_dcb_ieee_getets [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_dcb_ieee_getets [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_print_pkt [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_print_pkt [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_set_buffer_data [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_set_buffer_data [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_init_rx_coalesce [2021-12-07 01:35:34,078 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_init_rx_coalesce [2021-12-07 01:35:34,078 INFO L130 BoogieDeclarations]: Found specification of procedure xgmac_reg_addr_write [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xgmac_reg_addr_write [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_get_settings [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_get_settings [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_prepare_tx_stop [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_prepare_tx_stop [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_service [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_service [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure xgbe_vlan_rx_add_vid [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure xgbe_vlan_rx_add_vid [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure simple_open [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure simple_open [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure ktime_get_real [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ktime_get_real [2021-12-07 01:35:34,079 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-12-07 01:35:34,079 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-12-07 01:35:35,011 INFO L236 CfgBuilder]: Building ICFG [2021-12-07 01:35:35,016 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-07 01:35:35,556 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-07 01:39:24,250 INFO L277 CfgBuilder]: Performing block encoding [2021-12-07 01:39:24,284 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-07 01:39:24,285 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-07 01:39:24,291 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:39:24 BoogieIcfgContainer [2021-12-07 01:39:24,291 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-07 01:39:24,292 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-07 01:39:24,293 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-07 01:39:24,295 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-07 01:39:24,295 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 01:35:25" (1/3) ... [2021-12-07 01:39:24,295 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785ce17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:39:24, skipping insertion in model container [2021-12-07 01:39:24,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 01:35:33" (2/3) ... [2021-12-07 01:39:24,296 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@785ce17b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 01:39:24, skipping insertion in model container [2021-12-07 01:39:24,296 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 01:39:24" (3/3) ... [2021-12-07 01:39:24,297 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--amd--xgbe--amd-xgbe.ko-entry_point.cil.out.i [2021-12-07 01:39:24,301 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-07 01:39:24,301 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-07 01:39:24,353 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-07 01:39:24,359 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 01:39:24,360 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-07 01:39:24,466 INFO L276 IsEmpty]: Start isEmpty. Operand has 6270 states, 4385 states have (on average 1.3340935005701253) internal successors, (5850), 4472 states have internal predecessors, (5850), 1587 states have call successors, (1587), 297 states have call predecessors, (1587), 296 states have return successors, (1575), 1543 states have call predecessors, (1575), 1575 states have call successors, (1575) [2021-12-07 01:39:24,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-12-07 01:39:24,488 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:39:24,488 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:39:24,489 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:39:24,492 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:39:24,493 INFO L85 PathProgramCache]: Analyzing trace with hash -925702220, now seen corresponding path program 1 times [2021-12-07 01:39:24,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:39:24,500 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [606451548] [2021-12-07 01:39:24,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:39:24,501 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:39:25,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:25,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 01:39:25,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:25,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:39:25,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:25,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-07 01:39:25,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:25,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2021-12-07 01:39:25,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:39:25,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-07 01:39:25,482 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:39:25,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [606451548] [2021-12-07 01:39:25,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [606451548] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:39:25,484 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:39:25,484 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:39:25,485 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955064988] [2021-12-07 01:39:25,486 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:39:25,490 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:39:25,491 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:39:25,517 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:39:25,517 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:39:25,531 INFO L87 Difference]: Start difference. First operand has 6270 states, 4385 states have (on average 1.3340935005701253) internal successors, (5850), 4472 states have internal predecessors, (5850), 1587 states have call successors, (1587), 297 states have call predecessors, (1587), 296 states have return successors, (1575), 1543 states have call predecessors, (1575), 1575 states have call successors, (1575) Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-07 01:39:27,701 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 01:40:04,318 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:40:11,512 WARN L534 Checker$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 01:40:27,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:40:27,687 INFO L93 Difference]: Finished difference Result 21511 states and 32171 transitions. [2021-12-07 01:40:27,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:40:27,690 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 81 [2021-12-07 01:40:27,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:40:27,849 INFO L225 Difference]: With dead ends: 21511 [2021-12-07 01:40:27,849 INFO L226 Difference]: Without dead ends: 15192 [2021-12-07 01:40:27,926 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 10 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 01:40:27,928 INFO L933 BasicCegarLoop]: 9153 mSDtfsCounter, 14223 mSDsluCounter, 10399 mSDsCounter, 0 mSdLazyCounter, 8882 mSolverCounterSat, 6387 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 55.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15762 SdHoareTripleChecker+Valid, 19552 SdHoareTripleChecker+Invalid, 15272 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6387 IncrementalHoareTripleChecker+Valid, 8882 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 60.6s IncrementalHoareTripleChecker+Time [2021-12-07 01:40:27,929 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15762 Valid, 19552 Invalid, 15272 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6387 Valid, 8882 Invalid, 3 Unknown, 0 Unchecked, 60.6s Time] [2021-12-07 01:40:27,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 15192 states. [2021-12-07 01:40:28,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 15192 to 12377. [2021-12-07 01:40:28,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 12377 states, 8665 states have (on average 1.3306405077899597) internal successors, (11530), 8811 states have internal predecessors, (11530), 3122 states have call successors, (3122), 590 states have call predecessors, (3122), 589 states have return successors, (3121), 3057 states have call predecessors, (3121), 3121 states have call successors, (3121) [2021-12-07 01:40:28,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12377 states to 12377 states and 17773 transitions. [2021-12-07 01:40:28,738 INFO L78 Accepts]: Start accepts. Automaton has 12377 states and 17773 transitions. Word has length 81 [2021-12-07 01:40:28,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:40:28,739 INFO L470 AbstractCegarLoop]: Abstraction has 12377 states and 17773 transitions. [2021-12-07 01:40:28,739 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (11), 3 states have call predecessors, (11), 1 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2021-12-07 01:40:28,739 INFO L276 IsEmpty]: Start isEmpty. Operand 12377 states and 17773 transitions. [2021-12-07 01:40:28,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2021-12-07 01:40:28,750 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:40:28,750 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:40:28,750 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-07 01:40:28,751 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:40:28,751 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:40:28,751 INFO L85 PathProgramCache]: Analyzing trace with hash 1400061746, now seen corresponding path program 1 times [2021-12-07 01:40:28,751 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:40:28,751 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [878420493] [2021-12-07 01:40:28,752 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:40:28,752 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:40:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-07 01:40:29,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:40:29,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,272 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-07 01:40:29,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-07 01:40:29,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2021-12-07 01:40:29,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,321 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2021-12-07 01:40:29,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2021-12-07 01:40:29,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,346 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2021-12-07 01:40:29,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:29,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,375 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2021-12-07 01:40:29,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,387 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 01:40:29,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:40:29,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,427 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2021-12-07 01:40:29,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2021-12-07 01:40:29,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:40:29,465 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-12-07 01:40:29,465 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:40:29,465 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [878420493] [2021-12-07 01:40:29,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [878420493] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:40:29,465 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:40:29,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-07 01:40:29,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1123138430] [2021-12-07 01:40:29,466 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:40:29,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-07 01:40:29,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:40:29,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-07 01:40:29,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-07 01:40:29,468 INFO L87 Difference]: Start difference. First operand 12377 states and 17773 transitions. Second operand has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 01:40:31,594 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 01:41:15,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:15,092 INFO L93 Difference]: Finished difference Result 42796 states and 62217 transitions. [2021-12-07 01:41:15,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-07 01:41:15,094 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 130 [2021-12-07 01:41:15,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:15,307 INFO L225 Difference]: With dead ends: 42796 [2021-12-07 01:41:15,307 INFO L226 Difference]: Without dead ends: 30429 [2021-12-07 01:41:15,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-07 01:41:15,382 INFO L933 BasicCegarLoop]: 8907 mSDtfsCounter, 17460 mSDsluCounter, 8762 mSDsCounter, 0 mSdLazyCounter, 7283 mSolverCounterSat, 7974 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 38.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19226 SdHoareTripleChecker+Valid, 17669 SdHoareTripleChecker+Invalid, 15258 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7974 IncrementalHoareTripleChecker+Valid, 7283 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 44.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:15,383 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [19226 Valid, 17669 Invalid, 15258 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7974 Valid, 7283 Invalid, 1 Unknown, 0 Unchecked, 44.0s Time] [2021-12-07 01:41:15,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30429 states. [2021-12-07 01:41:16,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30429 to 24552. [2021-12-07 01:41:16,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 24552 states, 17147 states have (on average 1.3271709336910247) internal successors, (22757), 17440 states have internal predecessors, (22757), 6226 states have call successors, (6226), 1179 states have call predecessors, (6226), 1178 states have return successors, (6225), 6096 states have call predecessors, (6225), 6225 states have call successors, (6225) [2021-12-07 01:41:16,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24552 states to 24552 states and 35208 transitions. [2021-12-07 01:41:16,577 INFO L78 Accepts]: Start accepts. Automaton has 24552 states and 35208 transitions. Word has length 130 [2021-12-07 01:41:16,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:16,578 INFO L470 AbstractCegarLoop]: Abstraction has 24552 states and 35208 transitions. [2021-12-07 01:41:16,578 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 21.25) internal successors, (85), 3 states have internal predecessors, (85), 2 states have call successors, (21), 3 states have call predecessors, (21), 1 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2021-12-07 01:41:16,578 INFO L276 IsEmpty]: Start isEmpty. Operand 24552 states and 35208 transitions. [2021-12-07 01:41:16,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-12-07 01:41:16,583 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:16,584 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:41:16,584 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-07 01:41:16,584 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:16,584 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:16,585 INFO L85 PathProgramCache]: Analyzing trace with hash 658855351, now seen corresponding path program 1 times [2021-12-07 01:41:16,585 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:16,585 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [930687035] [2021-12-07 01:41:16,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:16,585 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:16,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:41:17,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-07 01:41:17,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,086 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-07 01:41:17,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,100 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-07 01:41:17,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:17,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 71 [2021-12-07 01:41:17,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-07 01:41:17,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:17,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,206 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:41:17,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,467 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2021-12-07 01:41:17,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:17,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-07 01:41:17,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-07 01:41:17,532 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:17,532 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [930687035] [2021-12-07 01:41:17,533 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [930687035] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:41:17,533 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [209203172] [2021-12-07 01:41:17,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:17,533 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:17,533 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:41:17,534 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:41:17,536 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-07 01:41:19,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:19,121 INFO L263 TraceCheckSpWp]: Trace formula consists of 10214 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:41:19,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:41:19,671 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-07 01:41:19,671 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:41:19,671 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [209203172] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:19,672 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:41:19,672 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [5] total 6 [2021-12-07 01:41:19,672 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1544393321] [2021-12-07 01:41:19,672 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:19,673 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:41:19,673 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:19,673 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:41:19,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:41:19,673 INFO L87 Difference]: Start difference. First operand 24552 states and 35208 transitions. Second operand has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-12-07 01:41:20,874 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:41:20,875 INFO L93 Difference]: Finished difference Result 73612 states and 105564 transitions. [2021-12-07 01:41:20,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:41:20,876 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 140 [2021-12-07 01:41:20,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:41:21,102 INFO L225 Difference]: With dead ends: 73612 [2021-12-07 01:41:21,103 INFO L226 Difference]: Without dead ends: 49070 [2021-12-07 01:41:21,249 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 162 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:41:21,250 INFO L933 BasicCegarLoop]: 15389 mSDtfsCounter, 8922 mSDsluCounter, 8940 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8922 SdHoareTripleChecker+Valid, 24329 SdHoareTripleChecker+Invalid, 10 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-07 01:41:21,250 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8922 Valid, 24329 Invalid, 10 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 7 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-07 01:41:21,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49070 states. [2021-12-07 01:41:22,685 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49070 to 49067. [2021-12-07 01:41:22,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49067 states, 34267 states have (on average 1.3269617999824905) internal successors, (45471), 34853 states have internal predecessors, (45471), 12443 states have call successors, (12443), 2357 states have call predecessors, (12443), 2356 states have return successors, (12442), 12184 states have call predecessors, (12442), 12442 states have call successors, (12442) [2021-12-07 01:41:23,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49067 states to 49067 states and 70356 transitions. [2021-12-07 01:41:23,030 INFO L78 Accepts]: Start accepts. Automaton has 49067 states and 70356 transitions. Word has length 140 [2021-12-07 01:41:23,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:41:23,030 INFO L470 AbstractCegarLoop]: Abstraction has 49067 states and 70356 transitions. [2021-12-07 01:41:23,030 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 33.333333333333336) internal successors, (100), 2 states have internal predecessors, (100), 1 states have call successors, (25), 1 states have call predecessors, (25), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2021-12-07 01:41:23,031 INFO L276 IsEmpty]: Start isEmpty. Operand 49067 states and 70356 transitions. [2021-12-07 01:41:23,040 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2021-12-07 01:41:23,040 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:41:23,040 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:41:23,091 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-12-07 01:41:23,241 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:41:23,241 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:41:23,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:41:23,242 INFO L85 PathProgramCache]: Analyzing trace with hash 663287870, now seen corresponding path program 1 times [2021-12-07 01:41:23,242 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:41:23,242 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [257473282] [2021-12-07 01:41:23,242 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:41:23,242 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:41:23,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2021-12-07 01:41:23,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:23,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:41:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2021-12-07 01:41:23,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,797 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:23,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,807 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:41:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2021-12-07 01:41:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:23,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,846 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:41:23,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,862 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2021-12-07 01:41:23,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:41:23,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2021-12-07 01:41:23,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:23,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:23,996 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-07 01:41:23,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,021 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2021-12-07 01:41:24,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2021-12-07 01:41:24,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-07 01:41:24,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,094 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2021-12-07 01:41:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,108 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2021-12-07 01:41:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2021-12-07 01:41:24,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:41:24,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2021-12-07 01:41:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2021-12-07 01:41:24,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:41:24,244 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 336 trivial. 0 not checked. [2021-12-07 01:41:24,244 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:41:24,244 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [257473282] [2021-12-07 01:41:24,244 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [257473282] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:41:24,245 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:41:24,245 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-07 01:41:24,245 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [653940211] [2021-12-07 01:41:24,245 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:41:24,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-07 01:41:24,245 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:41:24,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-07 01:41:24,246 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:41:24,246 INFO L87 Difference]: Start difference. First operand 49067 states and 70356 transitions. Second operand has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 01:41:26,441 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:42:12,217 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:42:17,515 WARN L534 Checker$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 01:43:03,830 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:43:28,675 WARN L534 Checker$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 01:43:32,376 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:43:32,376 INFO L93 Difference]: Finished difference Result 184525 states and 283256 transitions. [2021-12-07 01:43:32,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-12-07 01:43:32,378 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 217 [2021-12-07 01:43:32,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:43:33,344 INFO L225 Difference]: With dead ends: 184525 [2021-12-07 01:43:33,344 INFO L226 Difference]: Without dead ends: 135468 [2021-12-07 01:43:33,604 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=39, Invalid=71, Unknown=0, NotChecked=0, Total=110 [2021-12-07 01:43:33,605 INFO L933 BasicCegarLoop]: 9921 mSDtfsCounter, 27838 mSDsluCounter, 16256 mSDsCounter, 0 mSdLazyCounter, 16764 mSolverCounterSat, 19522 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 109.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29021 SdHoareTripleChecker+Valid, 26177 SdHoareTripleChecker+Invalid, 36291 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 19522 IncrementalHoareTripleChecker+Valid, 16764 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 121.3s IncrementalHoareTripleChecker+Time [2021-12-07 01:43:33,605 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29021 Valid, 26177 Invalid, 36291 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [19522 Valid, 16764 Invalid, 5 Unknown, 0 Unchecked, 121.3s Time] [2021-12-07 01:43:33,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135468 states. [2021-12-07 01:43:38,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135468 to 118849. [2021-12-07 01:43:38,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118849 states, 83059 states have (on average 1.3177500331089949) internal successors, (109451), 84759 states have internal predecessors, (109451), 29573 states have call successors, (29573), 4625 states have call predecessors, (29573), 6216 states have return successors, (41540), 30328 states have call predecessors, (41540), 29572 states have call successors, (41540) [2021-12-07 01:43:39,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118849 states to 118849 states and 180564 transitions. [2021-12-07 01:43:39,891 INFO L78 Accepts]: Start accepts. Automaton has 118849 states and 180564 transitions. Word has length 217 [2021-12-07 01:43:39,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:43:39,892 INFO L470 AbstractCegarLoop]: Abstraction has 118849 states and 180564 transitions. [2021-12-07 01:43:39,892 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.714285714285714) internal successors, (82), 3 states have internal predecessors, (82), 2 states have call successors, (23), 6 states have call predecessors, (23), 1 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 01:43:39,892 INFO L276 IsEmpty]: Start isEmpty. Operand 118849 states and 180564 transitions. [2021-12-07 01:43:39,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2021-12-07 01:43:39,898 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:43:39,898 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:43:39,898 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-07 01:43:39,899 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:43:39,899 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:43:39,899 INFO L85 PathProgramCache]: Analyzing trace with hash 322595272, now seen corresponding path program 1 times [2021-12-07 01:43:39,899 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:43:39,899 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938508295] [2021-12-07 01:43:39,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:43:39,900 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:43:40,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2021-12-07 01:43:40,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:40,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2021-12-07 01:43:40,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-07 01:43:40,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,732 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2021-12-07 01:43:40,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:43:40,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,756 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:40,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2021-12-07 01:43:40,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,831 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2021-12-07 01:43:40,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,844 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:40,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:43:40,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2021-12-07 01:43:40,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:43:40,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-07 01:43:40,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:40,987 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 9 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-07 01:43:40,987 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:43:40,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [938508295] [2021-12-07 01:43:40,987 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [938508295] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:43:40,987 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1513622359] [2021-12-07 01:43:40,987 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:43:40,988 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:43:40,988 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:43:40,989 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:43:40,989 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-07 01:43:42,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:43:42,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 10717 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-07 01:43:42,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:43:43,352 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-12-07 01:43:43,352 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:43:43,353 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1513622359] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:43:43,353 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:43:43,353 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 7 [2021-12-07 01:43:43,353 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454440686] [2021-12-07 01:43:43,353 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:43:43,354 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:43:43,354 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:43:43,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:43:43,355 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:43:43,355 INFO L87 Difference]: Start difference. First operand 118849 states and 180564 transitions. Second operand has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-07 01:43:52,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:43:52,327 INFO L93 Difference]: Finished difference Result 356043 states and 540944 transitions. [2021-12-07 01:43:52,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:43:52,328 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) Word has length 166 [2021-12-07 01:43:52,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:43:54,092 INFO L225 Difference]: With dead ends: 356043 [2021-12-07 01:43:54,092 INFO L226 Difference]: Without dead ends: 237204 [2021-12-07 01:43:55,094 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 191 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-07 01:43:55,095 INFO L933 BasicCegarLoop]: 16769 mSDtfsCounter, 8851 mSDsluCounter, 8935 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8851 SdHoareTripleChecker+Valid, 25704 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-07 01:43:55,095 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8851 Valid, 25704 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-07 01:43:55,298 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237204 states. [2021-12-07 01:44:04,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237204 to 237185. [2021-12-07 01:44:04,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237185 states, 165779 states have (on average 1.3179654841686823) internal successors, (218491), 169167 states have internal predecessors, (218491), 58973 states have call successors, (58973), 9249 states have call predecessors, (58973), 12432 states have return successors, (82876), 60496 states have call predecessors, (82876), 58972 states have call successors, (82876) [2021-12-07 01:44:06,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237185 states to 237185 states and 360340 transitions. [2021-12-07 01:44:06,851 INFO L78 Accepts]: Start accepts. Automaton has 237185 states and 360340 transitions. Word has length 166 [2021-12-07 01:44:06,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:44:06,851 INFO L470 AbstractCegarLoop]: Abstraction has 237185 states and 360340 transitions. [2021-12-07 01:44:06,851 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 40.666666666666664) internal successors, (122), 3 states have internal predecessors, (122), 1 states have call successors, (27), 1 states have call predecessors, (27), 1 states have return successors, (14), 1 states have call predecessors, (14), 1 states have call successors, (14) [2021-12-07 01:44:06,852 INFO L276 IsEmpty]: Start isEmpty. Operand 237185 states and 360340 transitions. [2021-12-07 01:44:06,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2021-12-07 01:44:06,863 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:44:06,863 INFO L514 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:44:06,905 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-07 01:44:07,064 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:44:07,065 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:44:07,066 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:44:07,066 INFO L85 PathProgramCache]: Analyzing trace with hash 484176682, now seen corresponding path program 1 times [2021-12-07 01:44:07,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:44:07,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1505357676] [2021-12-07 01:44:07,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:44:07,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:44:07,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-07 01:44:07,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,533 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:07,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,542 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:07,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,789 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-07 01:44:07,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,860 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2021-12-07 01:44:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-07 01:44:07,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,895 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2021-12-07 01:44:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2021-12-07 01:44:07,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:07,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2021-12-07 01:44:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,981 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2021-12-07 01:44:07,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:07,995 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:08,004 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:08,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:08,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 152 [2021-12-07 01:44:08,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:08,027 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:08,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:08,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2021-12-07 01:44:08,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:08,046 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-12-07 01:44:08,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:44:08,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1505357676] [2021-12-07 01:44:08,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1505357676] provided 0 perfect and 1 imperfect interpolant sequences [2021-12-07 01:44:08,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1856316645] [2021-12-07 01:44:08,046 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:44:08,046 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-07 01:44:08,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 [2021-12-07 01:44:08,047 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-07 01:44:08,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-07 01:44:09,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:09,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 10872 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-07 01:44:09,956 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-07 01:44:10,569 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-07 01:44:10,570 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-07 01:44:10,570 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1856316645] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:44:10,570 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-12-07 01:44:10,570 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2021-12-07 01:44:10,570 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [298627565] [2021-12-07 01:44:10,570 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:44:10,571 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-07 01:44:10,571 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:44:10,571 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-07 01:44:10,572 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:44:10,572 INFO L87 Difference]: Start difference. First operand 237185 states and 360340 transitions. Second operand has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 01:44:21,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:44:21,946 INFO L93 Difference]: Finished difference Result 474360 states and 720670 transitions. [2021-12-07 01:44:21,946 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-07 01:44:21,946 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) Word has length 198 [2021-12-07 01:44:21,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:44:23,633 INFO L225 Difference]: With dead ends: 474360 [2021-12-07 01:44:23,634 INFO L226 Difference]: Without dead ends: 237185 [2021-12-07 01:44:25,234 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 234 GetRequests, 228 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2021-12-07 01:44:25,234 INFO L933 BasicCegarLoop]: 8955 mSDtfsCounter, 8953 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 2 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8953 SdHoareTripleChecker+Valid, 8955 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 2 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-07 01:44:25,235 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8953 Valid, 8955 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 2 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-07 01:44:25,404 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 237185 states. [2021-12-07 01:44:34,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 237185 to 237137. [2021-12-07 01:44:34,232 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237137 states, 165731 states have (on average 1.3179610332406129) internal successors, (218427), 169127 states have internal predecessors, (218427), 58973 states have call successors, (58973), 9249 states have call predecessors, (58973), 12432 states have return successors, (82876), 60488 states have call predecessors, (82876), 58972 states have call successors, (82876) [2021-12-07 01:44:36,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237137 states to 237137 states and 360276 transitions. [2021-12-07 01:44:36,866 INFO L78 Accepts]: Start accepts. Automaton has 237137 states and 360276 transitions. Word has length 198 [2021-12-07 01:44:36,866 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:44:36,866 INFO L470 AbstractCegarLoop]: Abstraction has 237137 states and 360276 transitions. [2021-12-07 01:44:36,866 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 46.333333333333336) internal successors, (139), 3 states have internal predecessors, (139), 2 states have call successors, (30), 2 states have call predecessors, (30), 2 states have return successors, (17), 2 states have call predecessors, (17), 2 states have call successors, (17) [2021-12-07 01:44:36,866 INFO L276 IsEmpty]: Start isEmpty. Operand 237137 states and 360276 transitions. [2021-12-07 01:44:36,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 290 [2021-12-07 01:44:36,873 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:44:36,873 INFO L514 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 12, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 01:44:36,924 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-07 01:44:37,074 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fc6723a-ecf4-45e0-b7a6-8f1c58244fbc/bin/uautomizer-DrprNOufMa/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-12-07 01:44:37,074 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:44:37,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:44:37,076 INFO L85 PathProgramCache]: Analyzing trace with hash -1812179806, now seen corresponding path program 1 times [2021-12-07 01:44:37,076 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:44:37,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [551908825] [2021-12-07 01:44:37,077 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:44:37,077 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:44:37,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,468 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-07 01:44:37,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2021-12-07 01:44:37,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2021-12-07 01:44:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2021-12-07 01:44:37,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2021-12-07 01:44:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,624 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,631 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2021-12-07 01:44:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2021-12-07 01:44:37,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,674 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2021-12-07 01:44:37,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2021-12-07 01:44:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,810 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,819 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,829 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 169 [2021-12-07 01:44:37,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,841 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,850 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2021-12-07 01:44:37,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,872 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,880 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,889 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 201 [2021-12-07 01:44:37,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,902 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:44:37,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,957 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 217 [2021-12-07 01:44:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:37,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:37,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 228 [2021-12-07 01:44:37,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:38,001 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:38,012 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-07 01:44:38,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:38,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:44:38,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:38,034 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 255 [2021-12-07 01:44:38,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:44:38,046 INFO L134 CoverageAnalysis]: Checked inductivity of 951 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 951 trivial. 0 not checked. [2021-12-07 01:44:38,046 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:44:38,046 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [551908825] [2021-12-07 01:44:38,046 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [551908825] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:44:38,046 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:44:38,047 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:44:38,047 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1171981116] [2021-12-07 01:44:38,047 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:44:38,047 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:44:38,047 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:44:38,048 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:44:38,048 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:44:38,048 INFO L87 Difference]: Start difference. First operand 237137 states and 360276 transitions. Second operand has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 01:44:40,161 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.11s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:46:16,913 WARN L534 Checker$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 01:46:22,465 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:46:26,601 WARN L534 Checker$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 01:47:00,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-07 01:47:00,584 INFO L93 Difference]: Finished difference Result 737723 states and 1129400 transitions. [2021-12-07 01:47:00,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-07 01:47:00,586 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 289 [2021-12-07 01:47:00,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-07 01:47:04,588 INFO L225 Difference]: With dead ends: 737723 [2021-12-07 01:47:04,588 INFO L226 Difference]: Without dead ends: 500596 [2021-12-07 01:47:06,666 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=29, Invalid=43, Unknown=0, NotChecked=0, Total=72 [2021-12-07 01:47:06,667 INFO L933 BasicCegarLoop]: 15027 mSDtfsCounter, 15085 mSDsluCounter, 18605 mSDsCounter, 0 mSdLazyCounter, 16926 mSolverCounterSat, 10037 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 106.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16188 SdHoareTripleChecker+Valid, 33632 SdHoareTripleChecker+Invalid, 26967 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 10037 IncrementalHoareTripleChecker+Valid, 16926 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 118.5s IncrementalHoareTripleChecker+Time [2021-12-07 01:47:06,667 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [16188 Valid, 33632 Invalid, 26967 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [10037 Valid, 16926 Invalid, 4 Unknown, 0 Unchecked, 118.5s Time] [2021-12-07 01:47:07,058 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 500596 states. [2021-12-07 01:47:27,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 500596 to 460241. [2021-12-07 01:47:28,036 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 460241 states, 321139 states have (on average 1.315402364708117) internal successors, (422427), 327855 states have internal predecessors, (422427), 114733 states have call successors, (114733), 18193 states have call predecessors, (114733), 24368 states have return successors, (160356), 117568 states have call predecessors, (160356), 114732 states have call successors, (160356) [2021-12-07 01:47:33,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460241 states to 460241 states and 697516 transitions. [2021-12-07 01:47:33,800 INFO L78 Accepts]: Start accepts. Automaton has 460241 states and 697516 transitions. Word has length 289 [2021-12-07 01:47:33,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-07 01:47:33,801 INFO L470 AbstractCegarLoop]: Abstraction has 460241 states and 697516 transitions. [2021-12-07 01:47:33,801 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 14.333333333333334) internal successors, (86), 3 states have internal predecessors, (86), 2 states have call successors, (25), 5 states have call predecessors, (25), 1 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2021-12-07 01:47:33,801 INFO L276 IsEmpty]: Start isEmpty. Operand 460241 states and 697516 transitions. [2021-12-07 01:47:33,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 411 [2021-12-07 01:47:33,831 INFO L506 BasicCegarLoop]: Found error trace [2021-12-07 01:47:33,832 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-07 01:47:33,832 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-12-07 01:47:33,832 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-07 01:47:33,832 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-07 01:47:33,832 INFO L85 PathProgramCache]: Analyzing trace with hash -960966473, now seen corresponding path program 1 times [2021-12-07 01:47:33,832 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-07 01:47:33,832 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [956828972] [2021-12-07 01:47:33,832 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-07 01:47:33,833 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-07 01:47:34,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,569 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-07 01:47:34,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,615 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,623 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2021-12-07 01:47:34,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,636 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2021-12-07 01:47:34,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,664 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,672 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2021-12-07 01:47:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,700 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 92 [2021-12-07 01:47:34,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2021-12-07 01:47:34,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,766 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,777 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2021-12-07 01:47:34,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,806 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,817 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2021-12-07 01:47:34,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,845 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,855 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 158 [2021-12-07 01:47:34,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,890 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2021-12-07 01:47:34,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,911 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,922 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2021-12-07 01:47:34,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,951 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,962 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2021-12-07 01:47:34,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:34,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,984 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:34,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:34,991 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 223 [2021-12-07 01:47:34,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,003 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,010 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,017 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 239 [2021-12-07 01:47:35,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,030 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,044 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 256 [2021-12-07 01:47:35,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,064 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2021-12-07 01:47:35,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,090 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2021-12-07 01:47:35,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,117 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,124 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 306 [2021-12-07 01:47:35,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,136 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2021-12-07 01:47:35,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,164 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-07 01:47:35,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,220 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 349 [2021-12-07 01:47:35,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-07 01:47:35,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,245 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 365 [2021-12-07 01:47:35,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2021-12-07 01:47:35,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-07 01:47:35,268 INFO L134 CoverageAnalysis]: Checked inductivity of 2401 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2401 trivial. 0 not checked. [2021-12-07 01:47:35,268 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-07 01:47:35,268 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [956828972] [2021-12-07 01:47:35,268 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [956828972] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-07 01:47:35,268 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-07 01:47:35,268 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-07 01:47:35,268 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [847062996] [2021-12-07 01:47:35,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-07 01:47:35,269 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-07 01:47:35,269 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-07 01:47:35,269 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-07 01:47:35,269 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-12-07 01:47:35,270 INFO L87 Difference]: Start difference. First operand 460241 states and 697516 transitions. Second operand has 6 states, 6 states have (on average 18.833333333333332) internal successors, (113), 3 states have internal predecessors, (113), 3 states have call successors, (32), 6 states have call predecessors, (32), 1 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2021-12-07 01:47:37,376 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-07 01:47:39,442 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []