./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--broadcom--bnx2.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF --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 c1008443684a9510ad0b7ca7f0076ec7a4cdd82e0839d93e37a75d627da85564 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-20 07:38:12,764 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-20 07:38:12,766 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-20 07:38:12,812 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-20 07:38:12,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-20 07:38:12,818 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-20 07:38:12,820 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-20 07:38:12,824 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-20 07:38:12,826 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-20 07:38:12,832 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-20 07:38:12,833 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-20 07:38:12,835 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-20 07:38:12,835 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-20 07:38:12,838 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-20 07:38:12,840 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-20 07:38:12,848 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-20 07:38:12,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-20 07:38:12,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-20 07:38:12,853 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-20 07:38:12,864 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-20 07:38:12,866 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-20 07:38:12,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-20 07:38:12,871 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-20 07:38:12,872 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-20 07:38:12,882 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-20 07:38:12,882 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-20 07:38:12,883 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-20 07:38:12,885 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-20 07:38:12,886 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-20 07:38:12,888 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-20 07:38:12,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-20 07:38:12,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-20 07:38:12,892 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-20 07:38:12,893 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-20 07:38:12,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-20 07:38:12,895 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-20 07:38:12,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-20 07:38:12,896 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-20 07:38:12,896 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-20 07:38:12,897 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-20 07:38:12,898 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-20 07:38:12,899 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-20 07:38:12,944 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-20 07:38:12,948 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-20 07:38:12,948 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-20 07:38:12,949 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-20 07:38:12,956 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-20 07:38:12,956 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-20 07:38:12,957 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-20 07:38:12,957 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-20 07:38:12,957 INFO L138 SettingsManager]: * Use SBE=true [2021-11-20 07:38:12,958 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-20 07:38:12,959 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-20 07:38:12,959 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-20 07:38:12,959 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-20 07:38:12,960 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-20 07:38:12,960 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-20 07:38:12,960 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-20 07:38:12,960 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-20 07:38:12,960 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-20 07:38:12,961 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-20 07:38:12,961 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-20 07:38:12,961 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-20 07:38:12,962 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:38:12,962 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-20 07:38:12,962 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-20 07:38:12,962 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-20 07:38:12,962 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-20 07:38:12,963 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-20 07:38:12,963 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-20 07:38:12,963 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-20 07:38:12,965 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-20 07:38:12,966 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-20 07:38:12,966 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_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c1008443684a9510ad0b7ca7f0076ec7a4cdd82e0839d93e37a75d627da85564 [2021-11-20 07:38:13,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-20 07:38:13,241 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-20 07:38:13,244 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-20 07:38:13,246 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-20 07:38:13,246 INFO L275 PluginConnector]: CDTParser initialized [2021-11-20 07:38:13,248 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2021-11-20 07:38:13,314 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/data/3d736dc4b/d714502947fe4ecd909fa691db0496cd/FLAG20ff0f2ed [2021-11-20 07:38:14,461 INFO L306 CDTParser]: Found 1 translation units. [2021-11-20 07:38:14,462 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2021-11-20 07:38:14,551 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/data/3d736dc4b/d714502947fe4ecd909fa691db0496cd/FLAG20ff0f2ed [2021-11-20 07:38:14,664 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/data/3d736dc4b/d714502947fe4ecd909fa691db0496cd [2021-11-20 07:38:14,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-20 07:38:14,668 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-20 07:38:14,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-20 07:38:14,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-20 07:38:14,675 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-20 07:38:14,676 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:38:14" (1/1) ... [2021-11-20 07:38:14,677 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ef929a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:14, skipping insertion in model container [2021-11-20 07:38:14,677 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 07:38:14" (1/1) ... [2021-11-20 07:38:14,682 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-20 07:38:14,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-20 07:38:20,817 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_b6909928-c4af-4d7f-b6a4-c497210f8e0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i[577644,577657] [2021-11-20 07:38:20,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:38:21,036 INFO L203 MainTranslator]: Completed pre-run [2021-11-20 07:38:21,747 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_b6909928-c4af-4d7f-b6a4-c497210f8e0a/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i[577644,577657] [2021-11-20 07:38:21,767 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-20 07:38:22,268 INFO L208 MainTranslator]: Completed translation [2021-11-20 07:38:22,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22 WrapperNode [2021-11-20 07:38:22,271 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-20 07:38:22,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-20 07:38:22,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-20 07:38:22,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-20 07:38:22,280 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:22,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,076 INFO L137 Inliner]: procedures = 602, calls = 8127, calls flagged for inlining = 294, calls inlined = 247, statements flattened = 14884 [2021-11-20 07:38:23,079 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-20 07:38:23,080 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-20 07:38:23,080 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-20 07:38:23,080 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-20 07:38:23,090 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,090 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,208 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,209 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,707 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,888 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:23,979 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-20 07:38:24,006 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-20 07:38:24,006 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-20 07:38:24,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-20 07:38:24,008 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (1/1) ... [2021-11-20 07:38:24,016 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-20 07:38:24,030 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/z3 [2021-11-20 07:38:24,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-20 07:38:24,155 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b6909928-c4af-4d7f-b6a4-c497210f8e0a/bin/uautomizer-DQz5hQGWxF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-20 07:38:24,195 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-11-20 07:38:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-11-20 07:38:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resolve_flow_ctrl [2021-11-20 07:38:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resolve_flow_ctrl [2021-11-20 07:38:24,196 INFO L130 BoogieDeclarations]: Found specification of procedure load_rv2p_fw [2021-11-20 07:38:24,196 INFO L138 BoogieDeclarations]: Found implementation of procedure load_rv2p_fw [2021-11-20 07:38:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_bmsr1 [2021-11-20 07:38:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_bmsr1 [2021-11-20 07:38:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-20 07:38:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-20 07:38:24,197 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2021-11-20 07:38:24,197 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2021-11-20 07:38:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int [2021-11-20 07:38:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int [2021-11-20 07:38:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-20 07:38:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-20 07:38:24,198 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-11-20 07:38:24,198 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-11-20 07:38:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-20 07:38:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-20 07:38:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rxbd_rings [2021-11-20 07:38:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rxbd_rings [2021-11-20 07:38:24,199 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read_dword [2021-11-20 07:38:24,199 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read_dword [2021-11-20 07:38:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2021-11-20 07:38:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2021-11-20 07:38:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure get_l2_fhdr [2021-11-20 07:38:24,200 INFO L138 BoogieDeclarations]: Found implementation of procedure get_l2_fhdr [2021-11-20 07:38:24,200 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-20 07:38:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-20 07:38:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_stop [2021-11-20 07:38:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_stop [2021-11-20 07:38:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-20 07:38:24,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-20 07:38:24,201 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_start [2021-11-20 07:38:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_start [2021-11-20 07:38:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_int_mode [2021-11-20 07:38:24,202 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_int_mode [2021-11-20 07:38:24,202 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2021-11-20 07:38:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2021-11-20 07:38:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2021-11-20 07:38:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2021-11-20 07:38:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_bmsr1 [2021-11-20 07:38:24,203 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_bmsr1 [2021-11-20 07:38:24,203 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_forced_2g5 [2021-11-20 07:38:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_forced_2g5 [2021-11-20 07:38:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_page [2021-11-20 07:38:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_page [2021-11-20 07:38:24,204 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_xceiver_str [2021-11-20 07:38:24,204 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_xceiver_str [2021-11-20 07:38:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_rx_context [2021-11-20 07:38:24,205 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_rx_context [2021-11-20 07:38:24,205 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-20 07:38:24,206 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-20 07:38:24,206 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-20 07:38:24,221 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-20 07:38:24,222 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-20 07:38:24,223 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-20 07:38:24,223 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_resume [2021-11-20 07:38:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_resume [2021-11-20 07:38:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_pcie_error_reporting [2021-11-20 07:38:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_pcie_error_reporting [2021-11-20 07:38:24,224 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ctx_wr [2021-11-20 07:38:24,224 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ctx_wr [2021-11-20 07:38:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-20 07:38:24,225 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-20 07:38:24,225 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-20 07:38:24,226 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-20 07:38:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_remote_phy [2021-11-20 07:38:24,226 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_remote_phy [2021-11-20 07:38:24,226 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_data [2021-11-20 07:38:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_data [2021-11-20 07:38:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_phy [2021-11-20 07:38:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_phy [2021-11-20 07:38:24,227 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_unlock [2021-11-20 07:38:24,227 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_unlock [2021-11-20 07:38:24,228 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-20 07:38:24,228 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-20 07:38:24,228 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-20 07:38:24,229 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-20 07:38:24,229 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-20 07:38:24,229 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-20 07:38:24,229 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-20 07:38:24,229 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-20 07:38:24,229 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-20 07:38:24,230 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_attach [2021-11-20 07:38:24,230 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_attach [2021-11-20 07:38:24,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-20 07:38:24,230 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_napi [2021-11-20 07:38:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_napi [2021-11-20 07:38:24,231 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_read_phy [2021-11-20 07:38:24,231 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_read_phy [2021-11-20 07:38:24,232 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2021-11-20 07:38:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2021-11-20 07:38:24,232 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_request_irq [2021-11-20 07:38:24,232 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_request_irq [2021-11-20 07:38:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure netif_device_detach [2021-11-20 07:38:24,233 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_device_detach [2021-11-20 07:38:24,233 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-20 07:38:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-20 07:38:24,234 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_wr_ind [2021-11-20 07:38:24,234 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_wr_ind [2021-11-20 07:38:24,234 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-20 07:38:24,235 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-20 07:38:24,235 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-20 07:38:24,235 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-20 07:38:24,235 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-20 07:38:24,235 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-20 07:38:24,235 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-20 07:38:24,236 INFO L130 BoogieDeclarations]: Found specification of procedure pci_save_state [2021-11-20 07:38:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_save_state [2021-11-20 07:38:24,236 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-20 07:38:24,236 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-20 07:38:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_mode [2021-11-20 07:38:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_mode [2021-11-20 07:38:24,237 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_intr [2021-11-20 07:38:24,237 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_intr [2021-11-20 07:38:24,238 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-20 07:38:24,238 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-20 07:38:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nic [2021-11-20 07:38:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nic [2021-11-20 07:38:24,241 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-20 07:38:24,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-20 07:38:24,242 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_wol [2021-11-20 07:38:24,243 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_wol [2021-11-20 07:38:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-20 07:38:24,244 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_addr [2021-11-20 07:38:24,244 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_addr [2021-11-20 07:38:24,250 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2021-11-20 07:38:24,250 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2021-11-20 07:38:24,250 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_nic [2021-11-20 07:38:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_nic [2021-11-20 07:38:24,251 INFO L130 BoogieDeclarations]: Found specification of procedure dma_sync_single_for_cpu [2021-11-20 07:38:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_sync_single_for_cpu [2021-11-20 07:38:24,251 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_msi [2021-11-20 07:38:24,251 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_msi [2021-11-20 07:38:24,251 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-20 07:38:24,251 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-20 07:38:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-20 07:38:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_error_detected [2021-11-20 07:38:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_error_detected [2021-11-20 07:38:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-20 07:38:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-20 07:38:24,252 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_skbs [2021-11-20 07:38:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_skbs [2021-11-20 07:38:24,253 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_channels [2021-11-20 07:38:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_channels [2021-11-20 07:38:24,253 INFO L130 BoogieDeclarations]: Found specification of procedure __bnx2_free_irq [2021-11-20 07:38:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure __bnx2_free_irq [2021-11-20 07:38:24,253 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_and_enable_2g5 [2021-11-20 07:38:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_and_enable_2g5 [2021-11-20 07:38:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2021-11-20 07:38:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2021-11-20 07:38:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-20 07:38:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-20 07:38:24,254 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2021-11-20 07:38:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2021-11-20 07:38:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_msix_tbl [2021-11-20 07:38:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_msix_tbl [2021-11-20 07:38:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_int_sync [2021-11-20 07:38:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_int_sync [2021-11-20 07:38:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2021-11-20 07:38:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2021-11-20 07:38:24,255 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_chip [2021-11-20 07:38:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_chip [2021-11-20 07:38:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_del_napi [2021-11-20 07:38:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_del_napi [2021-11-20 07:38:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2021-11-20 07:38:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure vfree [2021-11-20 07:38:24,256 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_settings [2021-11-20 07:38:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_settings [2021-11-20 07:38:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-20 07:38:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-20 07:38:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_tx_lock [2021-11-20 07:38:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_tx_lock [2021-11-20 07:38:24,257 INFO L130 BoogieDeclarations]: Found specification of procedure check_mips_fw_entry [2021-11-20 07:38:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure check_mips_fw_entry [2021-11-20 07:38:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_cnic_start [2021-11-20 07:38:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_cnic_start [2021-11-20 07:38:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_rd [2021-11-20 07:38:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_rd [2021-11-20 07:38:24,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-11-20 07:38:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-11-20 07:38:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_mac_link [2021-11-20 07:38:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_mac_link [2021-11-20 07:38:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-20 07:38:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2021-11-20 07:38:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2021-11-20 07:38:24,259 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-20 07:38:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-20 07:38:24,260 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_enable [2021-11-20 07:38:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_enable [2021-11-20 07:38:24,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-20 07:38:24,262 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-20 07:38:24,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-20 07:38:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-20 07:38:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2021-11-20 07:38:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2021-11-20 07:38:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-20 07:38:24,263 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_wol [2021-11-20 07:38:24,263 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_wol [2021-11-20 07:38:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2021-11-20 07:38:24,264 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2021-11-20 07:38:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_pauseparam [2021-11-20 07:38:24,264 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_pauseparam [2021-11-20 07:38:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-20 07:38:24,264 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-20 07:38:24,264 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_ioctl [2021-11-20 07:38:24,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_ioctl [2021-11-20 07:38:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_timeout [2021-11-20 07:38:24,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_timeout [2021-11-20 07:38:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_one [2021-11-20 07:38:24,265 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_one [2021-11-20 07:38:24,265 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-20 07:38:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-20 07:38:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 07:38:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-20 07:38:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_find_info_keyword [2021-11-20 07:38:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_find_info_keyword [2021-11-20 07:38:24,266 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_disable [2021-11-20 07:38:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_disable [2021-11-20 07:38:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_acquire_nvram_lock [2021-11-20 07:38:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_acquire_nvram_lock [2021-11-20 07:38:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-20 07:38:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-20 07:38:24,267 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-20 07:38:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-20 07:38:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure lock_is_held [2021-11-20 07:38:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure lock_is_held [2021-11-20 07:38:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure request_firmware [2021-11-20 07:38:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure request_firmware [2021-11-20 07:38:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-20 07:38:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-20 07:38:24,268 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_access [2021-11-20 07:38:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_access [2021-11-20 07:38:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-20 07:38:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-20 07:38:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-20 07:38:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-20 07:38:24,269 INFO L130 BoogieDeclarations]: Found specification of procedure check_fw_section [2021-11-20 07:38:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure check_fw_section [2021-11-20 07:38:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_settings [2021-11-20 07:38:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_settings [2021-11-20 07:38:24,270 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-20 07:38:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-20 07:38:24,271 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_run_loopback [2021-11-20 07:38:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_run_loopback [2021-11-20 07:38:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-11-20 07:38:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-11-20 07:38:24,275 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_napi_disable [2021-11-20 07:38:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_napi_disable [2021-11-20 07:38:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-20 07:38:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-20 07:38:24,276 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-20 07:38:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-20 07:38:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-11-20 07:38:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-11-20 07:38:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_write_dword [2021-11-20 07:38:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_write_dword [2021-11-20 07:38:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-20 07:38:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-20 07:38:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_task [2021-11-20 07:38:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_task [2021-11-20 07:38:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-20 07:38:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-20 07:38:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-20 07:38:24,279 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-20 07:38:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_link [2021-11-20 07:38:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_link [2021-11-20 07:38:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 07:38:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-20 07:38:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2021-11-20 07:38:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2021-11-20 07:38:24,280 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_int [2021-11-20 07:38:24,280 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_int [2021-11-20 07:38:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-20 07:38:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-20 07:38:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-20 07:38:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2021-11-20 07:38:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2021-11-20 07:38:24,281 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-20 07:38:24,281 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-20 07:38:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-11-20 07:38:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-11-20 07:38:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-20 07:38:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-20 07:38:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_4 [2021-11-20 07:38:24,282 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_4 [2021-11-20 07:38:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_nvram_access [2021-11-20 07:38:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_nvram_access [2021-11-20 07:38:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_mem [2021-11-20 07:38:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_mem [2021-11-20 07:38:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-20 07:38:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-20 07:38:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-11-20 07:38:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-11-20 07:38:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-20 07:38:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-20 07:38:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-20 07:38:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-20 07:38:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_nvram_lock [2021-11-20 07:38:24,284 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_nvram_lock [2021-11-20 07:38:24,284 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2021-11-20 07:38:24,285 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2021-11-20 07:38:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_work [2021-11-20 07:38:24,285 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_work [2021-11-20 07:38:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_has_fast_work [2021-11-20 07:38:24,285 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_has_fast_work [2021-11-20 07:38:24,285 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-20 07:38:24,285 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-20 07:38:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_tx_avail [2021-11-20 07:38:24,286 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_tx_avail [2021-11-20 07:38:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_test_link [2021-11-20 07:38:24,286 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_test_link [2021-11-20 07:38:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-20 07:38:24,286 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-20 07:38:24,286 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-20 07:38:24,287 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-20 07:38:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-20 07:38:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_report_link [2021-11-20 07:38:24,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_report_link [2021-11-20 07:38:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reset_phy [2021-11-20 07:38:24,287 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reset_phy [2021-11-20 07:38:24,287 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_phy [2021-11-20 07:38:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_phy [2021-11-20 07:38:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2021-11-20 07:38:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_master [2021-11-20 07:38:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_rx_cons [2021-11-20 07:38:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_rx_cons [2021-11-20 07:38:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-20 07:38:24,288 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-20 07:38:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_nvram [2021-11-20 07:38:24,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_nvram [2021-11-20 07:38:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-20 07:38:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-20 07:38:24,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-20 07:38:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_ring_size [2021-11-20 07:38:24,289 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_ring_size [2021-11-20 07:38:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_power_state [2021-11-20 07:38:24,290 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_power_state [2021-11-20 07:38:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure load_cpu_fw [2021-11-20 07:38:24,290 INFO L138 BoogieDeclarations]: Found implementation of procedure load_cpu_fw [2021-11-20 07:38:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure __free_pages [2021-11-20 07:38:24,290 INFO L138 BoogieDeclarations]: Found implementation of procedure __free_pages [2021-11-20 07:38:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_remote_link [2021-11-20 07:38:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_remote_link [2021-11-20 07:38:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_write_phy [2021-11-20 07:38:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_write_phy [2021-11-20 07:38:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2021-11-20 07:38:24,291 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2021-11-20 07:38:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-20 07:38:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_hw_tx_cons [2021-11-20 07:38:24,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_hw_tx_cons [2021-11-20 07:38:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure pci_vpd_info_field_size [2021-11-20 07:38:24,292 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_vpd_info_field_size [2021-11-20 07:38:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_fw_sync [2021-11-20 07:38:24,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_fw_sync [2021-11-20 07:38:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shmem_wr [2021-11-20 07:38:24,292 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shmem_wr [2021-11-20 07:38:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2021-11-20 07:38:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2021-11-20 07:38:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_5706s_force_link_dn [2021-11-20 07:38:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_5706s_force_link_dn [2021-11-20 07:38:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-20 07:38:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-20 07:38:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-11-20 07:38:24,293 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-11-20 07:38:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_default_link [2021-11-20 07:38:24,294 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_default_link [2021-11-20 07:38:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-20 07:38:24,294 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-20 07:38:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_phy_get_pause_adv [2021-11-20 07:38:24,294 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_phy_get_pause_adv [2021-11-20 07:38:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_remote_phy_event [2021-11-20 07:38:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_remote_phy_event [2021-11-20 07:38:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure release_firmware [2021-11-20 07:38:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure release_firmware [2021-11-20 07:38:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_nvram_read [2021-11-20 07:38:24,295 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_nvram_read [2021-11-20 07:38:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_stats64 [2021-11-20 07:38:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_stats64 [2021-11-20 07:38:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-20 07:38:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-20 07:38:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mac_addr [2021-11-20 07:38:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mac_addr [2021-11-20 07:38:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_init_fw_cap [2021-11-20 07:38:24,296 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_init_fw_cap [2021-11-20 07:38:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_reg_rd_ind [2021-11-20 07:38:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_reg_rd_ind [2021-11-20 07:38:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure pci_restore_state [2021-11-20 07:38:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_restore_state [2021-11-20 07:38:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_enable_nvram_write [2021-11-20 07:38:24,297 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_enable_nvram_write [2021-11-20 07:38:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-20 07:38:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-20 07:38:24,298 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2021-11-20 07:38:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2021-11-20 07:38:24,298 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-20 07:38:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-20 07:38:24,298 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-20 07:38:24,298 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-20 07:38:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_page [2021-11-20 07:38:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_page [2021-11-20 07:38:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_setup_cnic_irq_info [2021-11-20 07:38:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_setup_cnic_irq_info [2021-11-20 07:38:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-20 07:38:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-20 07:38:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_suspend [2021-11-20 07:38:24,299 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_suspend [2021-11-20 07:38:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_disable_forced_2g5 [2021-11-20 07:38:24,300 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_disable_forced_2g5 [2021-11-20 07:38:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_change_mtu [2021-11-20 07:38:24,300 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_change_mtu [2021-11-20 07:38:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-20 07:38:24,300 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-20 07:38:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_netif_stop [2021-11-20 07:38:24,301 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_netif_stop [2021-11-20 07:38:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-20 07:38:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_ringparam [2021-11-20 07:38:24,301 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_ringparam [2021-11-20 07:38:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-20 07:38:24,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-20 07:38:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_find_max_ring [2021-11-20 07:38:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_find_max_ring [2021-11-20 07:38:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_get_coalesce [2021-11-20 07:38:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_get_coalesce [2021-11-20 07:38:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_send_heart_beat [2021-11-20 07:38:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_send_heart_beat [2021-11-20 07:38:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_io_slot_reset [2021-11-20 07:38:24,302 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_io_slot_reset [2021-11-20 07:38:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_rx_page [2021-11-20 07:38:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_rx_page [2021-11-20 07:38:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-11-20 07:38:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-11-20 07:38:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-20 07:38:24,303 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-20 07:38:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2021-11-20 07:38:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_device [2021-11-20 07:38:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2021-11-20 07:38:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2021-11-20 07:38:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_release_firmware [2021-11-20 07:38:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_release_firmware [2021-11-20 07:38:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2021-11-20 07:38:24,304 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2021-11-20 07:38:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2021-11-20 07:38:24,305 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2021-11-20 07:38:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_shutdown_chip [2021-11-20 07:38:24,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_shutdown_chip [2021-11-20 07:38:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_alloc_mem [2021-11-20 07:38:24,305 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_alloc_mem [2021-11-20 07:38:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 07:38:24,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-20 07:38:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_coalesce [2021-11-20 07:38:24,306 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_coalesce [2021-11-20 07:38:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-20 07:38:24,306 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-20 07:38:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-11-20 07:38:24,306 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-11-20 07:38:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-20 07:38:24,307 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-20 07:38:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-20 07:38:24,307 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-20 07:38:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:38:24,307 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-20 07:38:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-20 07:38:24,307 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-20 07:38:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-20 07:38:24,308 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-20 07:38:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-20 07:38:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_free_irq [2021-11-20 07:38:24,308 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_free_irq [2021-11-20 07:38:24,308 INFO L130 BoogieDeclarations]: Found specification of procedure poll_bnx2 [2021-11-20 07:38:24,308 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_bnx2 [2021-11-20 07:38:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_page [2021-11-20 07:38:24,309 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_page [2021-11-20 07:38:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_features [2021-11-20 07:38:24,309 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_features [2021-11-20 07:38:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_set_rx_ring_size [2021-11-20 07:38:24,309 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_set_rx_ring_size [2021-11-20 07:38:24,309 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2_dump_mcp_state [2021-11-20 07:38:24,310 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2_dump_mcp_state [2021-11-20 07:38:25,877 INFO L236 CfgBuilder]: Building ICFG [2021-11-20 07:38:25,882 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-20 07:38:26,366 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-20 07:40:50,822 INFO L277 CfgBuilder]: Performing block encoding [2021-11-20 07:40:50,875 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-20 07:40:50,876 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-20 07:40:50,882 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:50 BoogieIcfgContainer [2021-11-20 07:40:50,882 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-20 07:40:50,884 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-20 07:40:50,885 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-20 07:40:50,888 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-20 07:40:50,888 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 07:38:14" (1/3) ... [2021-11-20 07:40:50,889 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be1b3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:40:50, skipping insertion in model container [2021-11-20 07:40:50,889 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 07:38:22" (2/3) ... [2021-11-20 07:40:50,890 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5be1b3ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 07:40:50, skipping insertion in model container [2021-11-20 07:40:50,890 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 07:40:50" (3/3) ... [2021-11-20 07:40:50,891 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--net--ethernet--broadcom--bnx2.ko-entry_point.cil.out.i [2021-11-20 07:40:50,897 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-20 07:40:50,897 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-20 07:40:50,963 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-20 07:40:50,970 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-20 07:40:50,971 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-20 07:40:51,089 INFO L276 IsEmpty]: Start isEmpty. Operand has 5416 states, 3764 states have (on average 1.3501594048884167) internal successors, (5082), 3833 states have internal predecessors, (5082), 1420 states have call successors, (1420), 231 states have call predecessors, (1420), 230 states have return successors, (1412), 1409 states have call predecessors, (1412), 1412 states have call successors, (1412) [2021-11-20 07:40:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-11-20 07:40:51,128 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:40:51,129 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:40:51,129 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:40:51,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:40:51,134 INFO L85 PathProgramCache]: Analyzing trace with hash -1930060410, now seen corresponding path program 1 times [2021-11-20 07:40:51,142 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:40:51,142 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273334474] [2021-11-20 07:40:51,142 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:40:51,143 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:40:51,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,202 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:40:52,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,275 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:40:52,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,353 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,395 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:40:52,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,453 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,469 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:40:52,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:40:52,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:40:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,650 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,665 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:40:52,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,719 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,736 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:40:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,779 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,799 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:40:52,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,856 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:40:52,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,913 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:40:52,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,938 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:52,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:40:52,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:52,998 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:52,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,011 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:53,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:40:53,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,062 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:53,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,097 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:40:53,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,134 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:53,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,159 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:40:53,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:40:53,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-20 07:40:53,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,308 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-20 07:40:53,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,324 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-20 07:40:53,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-20 07:40:53,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,390 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,403 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-20 07:40:53,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,418 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-20 07:40:53,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,470 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-20 07:40:53,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:40:53,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,568 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-11-20 07:40:53,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-20 07:40:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:40:53,600 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2021-11-20 07:40:53,601 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:40:53,601 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273334474] [2021-11-20 07:40:53,602 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1273334474] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:40:53,603 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:40:53,603 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:40:53,605 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916634292] [2021-11-20 07:40:53,606 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:40:53,618 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:40:53,619 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:40:53,655 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:40:53,656 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:40:53,673 INFO L87 Difference]: Start difference. First operand has 5416 states, 3764 states have (on average 1.3501594048884167) internal successors, (5082), 3833 states have internal predecessors, (5082), 1420 states have call successors, (1420), 231 states have call predecessors, (1420), 230 states have return successors, (1412), 1409 states have call predecessors, (1412), 1412 states have call successors, (1412) Second operand has 6 states, 6 states have (on average 10.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:40:59,628 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:01,729 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:03,872 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:23,981 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:26,267 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:28,766 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:30,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:36,918 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:41:46,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:41:46,845 INFO L93 Difference]: Finished difference Result 11870 states and 17748 transitions. [2021-11-20 07:41:46,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-20 07:41:46,851 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 351 [2021-11-20 07:41:46,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:41:46,959 INFO L225 Difference]: With dead ends: 11870 [2021-11-20 07:41:46,959 INFO L226 Difference]: Without dead ends: 6433 [2021-11-20 07:41:47,012 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 156 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:41:47,016 INFO L933 BasicCegarLoop]: 7095 mSDtfsCounter, 7693 mSDsluCounter, 5798 mSDsCounter, 0 mSdLazyCounter, 4894 mSolverCounterSat, 8276 mSolverCounterUnsat, 8 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 48.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7977 SdHoareTripleChecker+Valid, 12893 SdHoareTripleChecker+Invalid, 13178 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 8276 IncrementalHoareTripleChecker+Valid, 4894 IncrementalHoareTripleChecker+Invalid, 8 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 52.0s IncrementalHoareTripleChecker+Time [2021-11-20 07:41:47,017 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [7977 Valid, 12893 Invalid, 13178 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [8276 Valid, 4894 Invalid, 8 Unknown, 0 Unchecked, 52.0s Time] [2021-11-20 07:41:47,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6433 states. [2021-11-20 07:41:47,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6433 to 5390. [2021-11-20 07:41:47,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5390 states, 3748 states have (on average 1.3463180362860192) internal successors, (5046), 3807 states have internal predecessors, (5046), 1412 states have call successors, (1412), 230 states have call predecessors, (1412), 229 states have return successors, (1410), 1407 states have call predecessors, (1410), 1410 states have call successors, (1410) [2021-11-20 07:41:47,587 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5390 states to 5390 states and 7868 transitions. [2021-11-20 07:41:47,591 INFO L78 Accepts]: Start accepts. Automaton has 5390 states and 7868 transitions. Word has length 351 [2021-11-20 07:41:47,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:41:47,594 INFO L470 AbstractCegarLoop]: Abstraction has 5390 states and 7868 transitions. [2021-11-20 07:41:47,594 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 2 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 2 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:41:47,594 INFO L276 IsEmpty]: Start isEmpty. Operand 5390 states and 7868 transitions. [2021-11-20 07:41:47,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 352 [2021-11-20 07:41:47,613 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:41:47,613 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:41:47,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-20 07:41:47,614 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:41:47,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:41:47,615 INFO L85 PathProgramCache]: Analyzing trace with hash 1824524456, now seen corresponding path program 1 times [2021-11-20 07:41:47,615 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:41:47,615 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [56537586] [2021-11-20 07:41:47,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:41:47,616 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:41:47,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:41:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,410 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,422 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:41:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,437 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,461 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:41:48,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,476 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,488 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:41:48,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,524 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:41:48,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,572 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:41:48,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,586 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,596 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:41:48,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,622 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,633 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:41:48,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,662 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:41:48,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:41:48,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,749 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,764 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:41:48,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,814 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:41:48,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,828 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:41:48,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,866 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,888 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:41:48,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,903 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:41:48,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:48,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:48,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:41:48,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-20 07:41:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-20 07:41:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,112 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-20 07:41:49,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,127 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,140 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-20 07:41:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,169 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-20 07:41:49,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-20 07:41:49,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,209 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,225 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-20 07:41:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,239 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:41:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2021-11-20 07:41:49,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 339 [2021-11-20 07:41:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:41:49,360 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2021-11-20 07:41:49,360 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:41:49,361 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [56537586] [2021-11-20 07:41:49,361 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [56537586] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:41:49,361 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:41:49,362 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:41:49,362 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105918375] [2021-11-20 07:41:49,362 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:41:49,366 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:41:49,366 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:41:49,367 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:41:49,367 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:41:49,367 INFO L87 Difference]: Start difference. First operand 5390 states and 7868 transitions. Second operand has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:42:01,663 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:03,680 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:05,795 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:08,268 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:13,813 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:15,907 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:42:18,700 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.41s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:19,899 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:22,171 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.27s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:24,885 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:26,916 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:36,840 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:39,145 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:41,553 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:43,582 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:57,586 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.28s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:43:59,605 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:10,589 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:12,167 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.58s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:13,338 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:44:49,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:44:49,822 INFO L93 Difference]: Finished difference Result 17968 states and 26702 transitions. [2021-11-20 07:44:49,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:44:49,824 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) Word has length 351 [2021-11-20 07:44:49,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:44:49,969 INFO L225 Difference]: With dead ends: 17968 [2021-11-20 07:44:49,969 INFO L226 Difference]: Without dead ends: 12631 [2021-11-20 07:44:50,014 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 124 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:44:50,015 INFO L933 BasicCegarLoop]: 9678 mSDtfsCounter, 14271 mSDsluCounter, 20133 mSDsCounter, 0 mSdLazyCounter, 18857 mSolverCounterSat, 9012 mSolverCounterUnsat, 16 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 169.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15462 SdHoareTripleChecker+Valid, 29811 SdHoareTripleChecker+Invalid, 27885 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 9012 IncrementalHoareTripleChecker+Valid, 18857 IncrementalHoareTripleChecker+Invalid, 16 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 178.4s IncrementalHoareTripleChecker+Time [2021-11-20 07:44:50,018 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [15462 Valid, 29811 Invalid, 27885 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [9012 Valid, 18857 Invalid, 16 Unknown, 0 Unchecked, 178.4s Time] [2021-11-20 07:44:50,039 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 12631 states. [2021-11-20 07:44:50,676 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 12631 to 10546. [2021-11-20 07:44:50,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 10546 states, 7351 states have (on average 1.34974833356006) internal successors, (9922), 7468 states have internal predecessors, (9922), 2740 states have call successors, (2740), 455 states have call predecessors, (2740), 454 states have return successors, (2744), 2731 states have call predecessors, (2744), 2738 states have call successors, (2744) [2021-11-20 07:44:50,770 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10546 states to 10546 states and 15406 transitions. [2021-11-20 07:44:50,773 INFO L78 Accepts]: Start accepts. Automaton has 10546 states and 15406 transitions. Word has length 351 [2021-11-20 07:44:50,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:44:50,776 INFO L470 AbstractCegarLoop]: Abstraction has 10546 states and 15406 transitions. [2021-11-20 07:44:50,777 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 9.0) internal successors, (63), 3 states have internal predecessors, (63), 2 states have call successors, (31), 6 states have call predecessors, (31), 1 states have return successors, (27), 2 states have call predecessors, (27), 2 states have call successors, (27) [2021-11-20 07:44:50,778 INFO L276 IsEmpty]: Start isEmpty. Operand 10546 states and 15406 transitions. [2021-11-20 07:44:50,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 364 [2021-11-20 07:44:50,794 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:44:50,794 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:44:50,794 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-20 07:44:50,795 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:44:50,795 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:44:50,795 INFO L85 PathProgramCache]: Analyzing trace with hash 356521986, now seen corresponding path program 1 times [2021-11-20 07:44:50,796 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:44:50,796 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848568082] [2021-11-20 07:44:50,796 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:44:50,796 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:44:51,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,431 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:44:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,505 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,517 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:44:51,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,550 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:44:51,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,561 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,570 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,579 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:44:51,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,590 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,600 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:44:51,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,621 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:44:51,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:44:51,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,699 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:44:51,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,711 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,720 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:44:51,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,752 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:44:51,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:44:51,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,805 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,818 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,827 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:44:51,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,854 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,864 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:44:51,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,877 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,886 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,897 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:44:51,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,909 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,919 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,928 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:44:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:51,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:51,949 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:44:51,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,056 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-20 07:44:52,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,070 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-20 07:44:52,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,098 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,109 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-20 07:44:52,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,121 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-20 07:44:52,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,348 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,363 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-20 07:44:52,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,377 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,388 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-20 07:44:52,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,415 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-20 07:44:52,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:44:52,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 348 [2021-11-20 07:44:52,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:44:52,451 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2021-11-20 07:44:52,451 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:44:52,451 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848568082] [2021-11-20 07:44:52,452 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1848568082] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:44:52,452 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:44:52,452 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-11-20 07:44:52,452 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156369887] [2021-11-20 07:44:52,452 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:44:52,453 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-20 07:44:52,453 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:44:52,454 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-20 07:44:52,455 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-20 07:44:52,455 INFO L87 Difference]: Start difference. First operand 10546 states and 15406 transitions. Second operand has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-20 07:44:58,419 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:00,554 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:08,454 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.98s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:31,536 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:33,568 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:45:41,091 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:05,456 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:07,764 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:10,233 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:12,273 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:21,394 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:28,492 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:32,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:46:32,992 INFO L93 Difference]: Finished difference Result 32411 states and 47687 transitions. [2021-11-20 07:46:32,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-11-20 07:46:32,993 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) Word has length 363 [2021-11-20 07:46:32,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:46:33,171 INFO L225 Difference]: With dead ends: 32411 [2021-11-20 07:46:33,171 INFO L226 Difference]: Without dead ends: 21918 [2021-11-20 07:46:33,247 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 122 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-11-20 07:46:33,249 INFO L933 BasicCegarLoop]: 8082 mSDtfsCounter, 12849 mSDsluCounter, 11909 mSDsCounter, 0 mSdLazyCounter, 9384 mSolverCounterSat, 8360 mSolverCounterUnsat, 11 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 92.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 13629 SdHoareTripleChecker+Valid, 19991 SdHoareTripleChecker+Invalid, 17755 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 8360 IncrementalHoareTripleChecker+Valid, 9384 IncrementalHoareTripleChecker+Invalid, 11 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 98.7s IncrementalHoareTripleChecker+Time [2021-11-20 07:46:33,249 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [13629 Valid, 19991 Invalid, 17755 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [8360 Valid, 9384 Invalid, 11 Unknown, 0 Unchecked, 98.7s Time] [2021-11-20 07:46:33,281 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21918 states. [2021-11-20 07:46:34,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21918 to 19680. [2021-11-20 07:46:34,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 19680 states, 13716 states have (on average 1.3475503062117236) internal successors, (18483), 13947 states have internal predecessors, (18483), 5079 states have call successors, (5079), 887 states have call predecessors, (5079), 884 states have return successors, (5089), 5061 states have call predecessors, (5089), 5077 states have call successors, (5089) [2021-11-20 07:46:34,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19680 states to 19680 states and 28651 transitions. [2021-11-20 07:46:34,513 INFO L78 Accepts]: Start accepts. Automaton has 19680 states and 28651 transitions. Word has length 363 [2021-11-20 07:46:34,515 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:46:34,515 INFO L470 AbstractCegarLoop]: Abstraction has 19680 states and 28651 transitions. [2021-11-20 07:46:34,515 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 13.0) internal successors, (78), 3 states have internal predecessors, (78), 2 states have call successors, (29), 5 states have call predecessors, (29), 1 states have return successors, (26), 2 states have call predecessors, (26), 2 states have call successors, (26) [2021-11-20 07:46:34,515 INFO L276 IsEmpty]: Start isEmpty. Operand 19680 states and 28651 transitions. [2021-11-20 07:46:34,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2021-11-20 07:46:34,537 INFO L506 BasicCegarLoop]: Found error trace [2021-11-20 07:46:34,538 INFO L514 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 7, 7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-20 07:46:34,538 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-20 07:46:34,538 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-20 07:46:34,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-20 07:46:34,539 INFO L85 PathProgramCache]: Analyzing trace with hash 2118347038, now seen corresponding path program 1 times [2021-11-20 07:46:34,539 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-20 07:46:34,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1539325921] [2021-11-20 07:46:34,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-20 07:46:34,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-20 07:46:34,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-20 07:46:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-11-20 07:46:35,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,592 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,602 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2021-11-20 07:46:35,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,630 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,640 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,649 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2021-11-20 07:46:35,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2021-11-20 07:46:35,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,704 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,725 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2021-11-20 07:46:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,743 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,754 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,765 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2021-11-20 07:46:35,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,783 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,794 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2021-11-20 07:46:35,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,823 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,833 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 130 [2021-11-20 07:46:35,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,863 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,873 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2021-11-20 07:46:35,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,901 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,916 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2021-11-20 07:46:35,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,952 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:35,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,974 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 178 [2021-11-20 07:46:35,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:35,993 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,005 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:36,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 194 [2021-11-20 07:46:36,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:36,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,058 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 210 [2021-11-20 07:46:36,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,076 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,087 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-11-20 07:46:36,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,118 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-11-20 07:46:36,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,243 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 243 [2021-11-20 07:46:36,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,277 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2021-11-20 07:46:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,306 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 265 [2021-11-20 07:46:36,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,323 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 276 [2021-11-20 07:46:36,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 287 [2021-11-20 07:46:36,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,389 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2021-11-20 07:46:36,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,417 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 309 [2021-11-20 07:46:36,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,445 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 332 [2021-11-20 07:46:36,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,456 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 336 [2021-11-20 07:46:36,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,486 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-20 07:46:36,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 353 [2021-11-20 07:46:36,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2021-11-20 07:46:36,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,641 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 372 [2021-11-20 07:46:36,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,659 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 380 [2021-11-20 07:46:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-20 07:46:36,685 INFO L134 CoverageAnalysis]: Checked inductivity of 1659 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1659 trivial. 0 not checked. [2021-11-20 07:46:36,685 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-20 07:46:36,685 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1539325921] [2021-11-20 07:46:36,686 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1539325921] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-20 07:46:36,686 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-20 07:46:36,686 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-11-20 07:46:36,687 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [674606870] [2021-11-20 07:46:36,687 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-20 07:46:36,688 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-11-20 07:46:36,688 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-20 07:46:36,688 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-11-20 07:46:36,688 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-11-20 07:46:36,689 INFO L87 Difference]: Start difference. First operand 19680 states and 28651 transitions. Second operand has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-20 07:46:43,522 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:45,591 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:46:54,078 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:21,317 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:23,331 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:27,444 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:29,469 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:47,138 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:49,434 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:51,736 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:54,128 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:56,170 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:47:58,201 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-20 07:48:14,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-20 07:48:14,739 INFO L93 Difference]: Finished difference Result 26678 states and 39832 transitions. [2021-11-20 07:48:14,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-11-20 07:48:14,741 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 392 [2021-11-20 07:48:14,742 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-20 07:48:14,746 INFO L225 Difference]: With dead ends: 26678 [2021-11-20 07:48:14,746 INFO L226 Difference]: Without dead ends: 0 [2021-11-20 07:48:14,933 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 148 GetRequests, 138 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=45, Invalid=87, Unknown=0, NotChecked=0, Total=132 [2021-11-20 07:48:14,934 INFO L933 BasicCegarLoop]: 7886 mSDtfsCounter, 10680 mSDsluCounter, 10858 mSDsCounter, 0 mSdLazyCounter, 9197 mSolverCounterSat, 6266 mSolverCounterUnsat, 12 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 91.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 11360 SdHoareTripleChecker+Valid, 18744 SdHoareTripleChecker+Invalid, 15475 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 6266 IncrementalHoareTripleChecker+Valid, 9197 IncrementalHoareTripleChecker+Invalid, 12 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 96.5s IncrementalHoareTripleChecker+Time [2021-11-20 07:48:14,934 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [11360 Valid, 18744 Invalid, 15475 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [6266 Valid, 9197 Invalid, 12 Unknown, 0 Unchecked, 96.5s Time] [2021-11-20 07:48:14,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-20 07:48:14,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-20 07:48:14,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-20 07:48:14,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-20 07:48:14,941 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2021-11-20 07:48:14,941 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-20 07:48:14,941 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-20 07:48:14,941 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 12.857142857142858) internal successors, (90), 3 states have internal predecessors, (90), 3 states have call successors, (40), 7 states have call predecessors, (40), 1 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-20 07:48:14,942 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-20 07:48:14,942 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-20 07:48:14,944 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-20 07:48:14,970 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-11-20 07:48:14,972 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions.