./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a --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 a4136e0a1dcbbf157e7e0dc3f3f6501529b906c5ba0f0c22165efacb3c320d25 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 09:15:50,706 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 09:15:50,709 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 09:15:50,763 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 09:15:50,764 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 09:15:50,765 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 09:15:50,767 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 09:15:50,770 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 09:15:50,777 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 09:15:50,785 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 09:15:50,788 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 09:15:50,790 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 09:15:50,790 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 09:15:50,792 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 09:15:50,794 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 09:15:50,798 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 09:15:50,801 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 09:15:50,802 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 09:15:50,805 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 09:15:50,813 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 09:15:50,815 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 09:15:50,817 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 09:15:50,818 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 09:15:50,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 09:15:50,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 09:15:50,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 09:15:50,825 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 09:15:50,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 09:15:50,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 09:15:50,828 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 09:15:50,828 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 09:15:50,829 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 09:15:50,830 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 09:15:50,839 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 09:15:50,844 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 09:15:50,845 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 09:15:50,846 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 09:15:50,846 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 09:15:50,847 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 09:15:50,849 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 09:15:50,850 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 09:15:50,851 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-21 09:15:50,880 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 09:15:50,881 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 09:15:50,881 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-21 09:15:50,881 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-21 09:15:50,882 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 09:15:50,883 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-21 09:15:50,883 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 09:15:50,884 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 09:15:50,884 INFO L138 SettingsManager]: * Use SBE=true [2022-11-21 09:15:50,885 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 09:15:50,885 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 09:15:50,885 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 09:15:50,885 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 09:15:50,886 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 09:15:50,886 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 09:15:50,886 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 09:15:50,887 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 09:15:50,887 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 09:15:50,887 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 09:15:50,888 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-21 09:15:50,888 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-21 09:15:50,888 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:15:50,889 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 09:15:50,889 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 09:15:50,889 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 09:15:50,889 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-21 09:15:50,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 09:15:50,890 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-21 09:15:50,890 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-21 09:15:50,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 09:15:50,891 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_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4136e0a1dcbbf157e7e0dc3f3f6501529b906c5ba0f0c22165efacb3c320d25 [2022-11-21 09:15:51,220 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 09:15:51,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 09:15:51,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 09:15:51,274 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 09:15:51,274 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 09:15:51,276 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/../../sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-21 09:15:54,506 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 09:15:55,402 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 09:15:55,403 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-21 09:15:55,502 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/data/4c3cb12a4/9ce6ef6c81304c5fb09426447a753f41/FLAGee3cc9da8 [2022-11-21 09:15:55,525 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/data/4c3cb12a4/9ce6ef6c81304c5fb09426447a753f41 [2022-11-21 09:15:55,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 09:15:55,535 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 09:15:55,539 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 09:15:55,539 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 09:15:55,544 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 09:15:55,545 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:15:55" (1/1) ... [2022-11-21 09:15:55,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e6c7d62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:15:55, skipping insertion in model container [2022-11-21 09:15:55,548 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 09:15:55" (1/1) ... [2022-11-21 09:15:55,558 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 09:15:55,850 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 09:16:01,923 WARN L237 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_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i[520349,520362] [2022-11-21 09:16:01,993 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:16:02,098 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 09:16:03,001 WARN L237 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_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/sv-benchmarks/c/ldv-linux-3.14/linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i[520349,520362] [2022-11-21 09:16:03,010 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 09:16:03,369 INFO L208 MainTranslator]: Completed translation [2022-11-21 09:16:03,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03 WrapperNode [2022-11-21 09:16:03,370 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 09:16:03,371 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 09:16:03,371 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 09:16:03,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 09:16:03,380 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:03,576 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:05,312 INFO L138 Inliner]: procedures = 648, calls = 4917, calls flagged for inlining = 345, calls inlined = 344, statements flattened = 12715 [2022-11-21 09:16:05,313 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 09:16:05,314 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 09:16:05,315 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 09:16:05,315 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 09:16:05,329 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:05,329 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:05,897 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:05,911 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:06,881 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:06,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:07,150 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:07,194 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:07,519 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 09:16:07,521 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 09:16:07,522 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 09:16:07,522 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 09:16:07,523 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (1/1) ... [2022-11-21 09:16:07,532 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-21 09:16:07,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/z3 [2022-11-21 09:16:07,569 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-21 09:16:07,579 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c750b2ba-92fe-4bb6-b384-4d63bbeaf789/bin/uautomizer-vX5HgA9Q3a/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-21 09:16:07,627 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rx_mode [2022-11-21 09:16:07,628 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rx_mode [2022-11-21 09:16:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure ipv6_hdr [2022-11-21 09:16:07,628 INFO L138 BoogieDeclarations]: Found implementation of procedure ipv6_hdr [2022-11-21 09:16:07,628 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_clear_desc_ring [2022-11-21 09:16:07,628 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_clear_desc_ring [2022-11-21 09:16:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_skb_cont [2022-11-21 09:16:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_skb_cont [2022-11-21 09:16:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-21 09:16:07,629 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-21 09:16:07,629 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-21 09:16:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-21 09:16:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_0_6 [2022-11-21 09:16:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_0_6 [2022-11-21 09:16:07,630 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_intr [2022-11-21 09:16:07,630 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_intr [2022-11-21 09:16:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res [2022-11-21 09:16:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res [2022-11-21 09:16:07,631 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_station_addr [2022-11-21 09:16:07,631 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_station_addr [2022-11-21 09:16:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_free_desc_ring [2022-11-21 09:16:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_free_desc_ring [2022-11-21 09:16:07,632 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-21 09:16:07,632 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-21 09:16:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_open [2022-11-21 09:16:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_open [2022-11-21 09:16:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-21 09:16:07,633 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-21 09:16:07,633 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_rq_intr [2022-11-21 09:16:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_rq_intr [2022-11-21 09:16:07,634 INFO L130 BoogieDeclarations]: Found specification of procedure enic_reset_addr_lists [2022-11-21 09:16:07,634 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_reset_addr_lists [2022-11-21 09:16:07,635 INFO L130 BoogieDeclarations]: Found specification of procedure enic_log_q_error [2022-11-21 09:16:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_log_q_error [2022-11-21 09:16:07,636 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_disable [2022-11-21 09:16:07,636 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_disable [2022-11-21 09:16:07,637 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_legacy [2022-11-21 09:16:07,637 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_legacy [2022-11-21 09:16:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_alloc [2022-11-21 09:16:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_alloc [2022-11-21 09:16:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_service [2022-11-21 09:16:07,638 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_service [2022-11-21 09:16:07,638 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2022-11-21 09:16:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2022-11-21 09:16:07,639 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_ready [2022-11-21 09:16:07,639 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_ready [2022-11-21 09:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure enic_synchronize_irqs [2022-11-21 09:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_synchronize_irqs [2022-11-21 09:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-21 09:16:07,640 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-21 09:16:07,640 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-21 09:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-21 09:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure _vnic_dev_cmd [2022-11-21 09:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure _vnic_dev_cmd [2022-11-21 09:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure ioread32 [2022-11-21 09:16:07,641 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread32 [2022-11-21 09:16:07,641 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_unmask [2022-11-21 09:16:07,642 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_unmask [2022-11-21 09:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-21 09:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-21 09:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_status [2022-11-21 09:16:07,643 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_status [2022-11-21 09:16:07,643 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_status_to_errno [2022-11-21 09:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_status_to_errno [2022-11-21 09:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2022-11-21 09:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_size [2022-11-21 09:16:07,644 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_size [2022-11-21 09:16:07,644 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_disable [2022-11-21 09:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_disable [2022-11-21 09:16:07,645 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_xmalloc [2022-11-21 09:16:07,645 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_xmalloc [2022-11-21 09:16:07,646 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-21 09:16:07,646 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-21 09:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure iowrite32 [2022-11-21 09:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure iowrite32 [2022-11-21 09:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-21 09:16:07,647 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-21 09:16:07,647 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2022-11-21 09:16:07,648 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2022-11-21 09:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-21 09:16:07,649 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_set_ig_vlan_rewrite_mode [2022-11-21 09:16:07,649 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-21 09:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-21 09:16:07,650 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-21 09:16:07,650 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-21 09:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure enic_probe [2022-11-21 09:16:07,651 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_probe [2022-11-21 09:16:07,651 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2022-11-21 09:16:07,652 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2022-11-21 09:16:07,652 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 09:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_preassociate_rr [2022-11-21 09:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_preassociate_rr [2022-11-21 09:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure enic_change_mtu [2022-11-21 09:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_change_mtu [2022-11-21 09:16:07,653 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_deinit [2022-11-21 09:16:07,653 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_deinit [2022-11-21 09:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_cq_clean [2022-11-21 09:16:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_cq_clean [2022-11-21 09:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2_done [2022-11-21 09:16:07,654 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2_done [2022-11-21 09:16:07,654 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync [2022-11-21 09:16:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync [2022-11-21 09:16:07,655 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_work_sync [2022-11-21 09:16:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_work_sync [2022-11-21 09:16:07,655 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put_u16 [2022-11-21 09:16:07,655 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put_u16 [2022-11-21 09:16:07,655 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd [2022-11-21 09:16:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd [2022-11-21 09:16:07,656 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-21 09:16:07,656 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-21 09:16:07,657 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-21 09:16:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-21 09:16:07,657 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_all_credits [2022-11-21 09:16:07,657 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_all_credits [2022-11-21 09:16:07,657 INFO L130 BoogieDeclarations]: Found specification of procedure cq_desc_dec [2022-11-21 09:16:07,658 INFO L138 BoogieDeclarations]: Found implementation of procedure cq_desc_dec [2022-11-21 09:16:07,658 INFO L130 BoogieDeclarations]: Found specification of procedure netif_napi_add [2022-11-21 09:16:07,659 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_napi_add [2022-11-21 09:16:07,660 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_desc_used [2022-11-21 09:16:07,662 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_desc_used [2022-11-21 09:16:07,663 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_consistent_dma_mask [2022-11-21 09:16:07,663 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_consistent_dma_mask [2022-11-21 09:16:07,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-21 09:16:07,666 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2022-11-21 09:16:07,666 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2022-11-21 09:16:07,667 INFO L130 BoogieDeclarations]: Found specification of procedure enic_iounmap [2022-11-21 09:16:07,667 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_iounmap [2022-11-21 09:16:07,668 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-21 09:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-21 09:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-21 09:16:07,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-21 09:16:07,674 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-21 09:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_timer_start [2022-11-21 09:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_timer_start [2022-11-21 09:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assume [2022-11-21 09:16:07,675 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assume [2022-11-21 09:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 09:16:07,675 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-21 09:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-21 09:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init [2022-11-21 09:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init [2022-11-21 09:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-21 09:16:07,676 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-21 09:16:07,676 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_interrupt_context [2022-11-21 09:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_interrupt_context [2022-11-21 09:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure skb_transport_header [2022-11-21 09:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_transport_header [2022-11-21 09:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_set_drvdata [2022-11-21 09:16:07,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_set_drvdata [2022-11-21 09:16:07,677 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy [2022-11-21 09:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy [2022-11-21 09:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_err_code [2022-11-21 09:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_err_code [2022-11-21 09:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-11-21 09:16:07,678 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-11-21 09:16:07,678 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-11-21 09:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-11-21 09:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-21 09:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-21 09:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_rss_nic_cfg [2022-11-21 09:16:07,679 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_rss_nic_cfg [2022-11-21 09:16:07,679 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-21 09:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-21 09:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_del_addr [2022-11-21 09:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_del_addr [2022-11-21 09:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 09:16:07,680 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~TO~int [2022-11-21 09:16:07,680 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_desc_avail [2022-11-21 09:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_desc_avail [2022-11-21 09:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 09:16:07,681 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_1 [2022-11-21 09:16:07,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_1 [2022-11-21 09:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_0 [2022-11-21 09:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_0 [2022-11-21 09:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_coalesce [2022-11-21 09:16:07,682 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_coalesce [2022-11-21 09:16:07,682 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer [2022-11-21 09:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer [2022-11-21 09:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_rq [2022-11-21 09:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_rq [2022-11-21 09:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 09:16:07,683 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-21 09:16:07,683 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-21 09:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_wq_intr [2022-11-21 09:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_wq_intr [2022-11-21 09:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2022-11-21 09:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2022-11-21 09:16:07,684 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-21 09:16:07,684 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-21 09:16:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 09:16:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_add_addr [2022-11-21 09:16:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_add_addr [2022-11-21 09:16:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-21 09:16:07,685 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 09:16:07,685 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-21 09:16:07,686 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-21 09:16:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-21 09:16:07,686 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2022-11-21 09:16:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2022-11-21 09:16:07,686 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-21 09:16:07,686 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-21 09:16:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_wait [2022-11-21 09:16:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_wait [2022-11-21 09:16:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_drvinfo [2022-11-21 09:16:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_drvinfo [2022-11-21 09:16:07,687 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_enable [2022-11-21 09:16:07,687 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_enable [2022-11-21 09:16:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-21 09:16:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-21 09:16:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure enic_stop [2022-11-21 09:16:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_stop [2022-11-21 09:16:07,688 INFO L130 BoogieDeclarations]: Found specification of procedure ioread8 [2022-11-21 09:16:07,688 INFO L138 BoogieDeclarations]: Found implementation of procedure ioread8 [2022-11-21 09:16:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_notify_intr [2022-11-21 09:16:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_notify_intr [2022-11-21 09:16:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-21 09:16:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-21 09:16:07,689 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-21 09:16:07,689 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-21 09:16:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-21 09:16:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-21 09:16:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-21 09:16:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-21 09:16:07,690 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_alloc_desc_ring [2022-11-21 09:16:07,690 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_alloc_desc_ring [2022-11-21 09:16:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_netdev [2022-11-21 09:16:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_netdev [2022-11-21 09:16:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_sriov_vf [2022-11-21 09:16:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_sriov_vf [2022-11-21 09:16:07,691 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2022-11-21 09:16:07,691 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2022-11-21 09:16:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_sriov [2022-11-21 09:16:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_sriov [2022-11-21 09:16:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-21 09:16:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-21 09:16:07,692 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_notify_intr [2022-11-21 09:16:07,692 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_notify_intr [2022-11-21 09:16:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2022-11-21 09:16:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2022-11-21 09:16:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_clean [2022-11-21 09:16:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_clean [2022-11-21 09:16:07,693 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_wq_buf [2022-11-21 09:16:07,693 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_wq_buf [2022-11-21 09:16:07,694 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 09:16:07,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 09:16:07,695 INFO L130 BoogieDeclarations]: Found specification of procedure writeq [2022-11-21 09:16:07,699 INFO L138 BoogieDeclarations]: Found implementation of procedure writeq [2022-11-21 09:16:07,699 INFO L130 BoogieDeclarations]: Found specification of procedure tcp_hdr [2022-11-21 09:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure tcp_hdr [2022-11-21 09:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-21 09:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-21 09:16:07,700 INFO L130 BoogieDeclarations]: Found specification of procedure enic_cq_wq [2022-11-21 09:16:07,700 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_cq_wq [2022-11-21 09:16:07,701 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_fill [2022-11-21 09:16:07,701 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_fill [2022-11-21 09:16:07,702 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_intr_coal_timer_info_default [2022-11-21 09:16:07,703 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_intr_coal_timer_info_default [2022-11-21 09:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_address_dynamic [2022-11-21 09:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_address_dynamic [2022-11-21 09:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-21 09:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-21 09:16:07,704 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-21 09:16:07,704 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-21 09:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_notify_unset [2022-11-21 09:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_notify_unset [2022-11-21 09:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 09:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-21 09:16:07,705 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule [2022-11-21 09:16:07,705 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule [2022-11-21 09:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure enic_tx_timeout [2022-11-21 09:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_tx_timeout [2022-11-21 09:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_mask [2022-11-21 09:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_mask [2022-11-21 09:16:07,706 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-21 09:16:07,706 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-21 09:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-21 09:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-21 09:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-21 09:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2022-11-21 09:16:07,707 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2022-11-21 09:16:07,707 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-21 09:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-21 09:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_to_process_context [2022-11-21 09:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_to_process_context [2022-11-21 09:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_end [2022-11-21 09:16:07,708 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_end [2022-11-21 09:16:07,708 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2022-11-21 09:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2022-11-21 09:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ip_hdr [2022-11-21 09:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ip_hdr [2022-11-21 09:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-21 09:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-21 09:16:07,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-21 09:16:07,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-21 09:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-21 09:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_cmd_proxy_by_index_start [2022-11-21 09:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-11-21 09:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-11-21 09:16:07,710 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_enable2 [2022-11-21 09:16:07,710 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_enable2 [2022-11-21 09:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-21 09:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-21 09:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2022-11-21 09:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2022-11-21 09:16:07,711 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_res_count [2022-11-21 09:16:07,711 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_res_count [2022-11-21 09:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_notify_set [2022-11-21 09:16:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_notify_set [2022-11-21 09:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2022-11-21 09:16:07,712 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2022-11-21 09:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 09:16:07,712 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-21 09:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-21 09:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_mode [2022-11-21 09:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_mode [2022-11-21 09:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_spec [2022-11-21 09:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_spec [2022-11-21 09:16:07,713 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-21 09:16:07,713 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-21 09:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 09:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_coalesce [2022-11-21 09:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_coalesce [2022-11-21 09:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit_done [2022-11-21 09:16:07,714 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit_done [2022-11-21 09:16:07,714 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_addr [2022-11-21 09:16:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_addr [2022-11-21 09:16:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure is_zero_ether_addr [2022-11-21 09:16:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure is_zero_ether_addr [2022-11-21 09:16:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-21 09:16:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure enic_legacy_io_intr [2022-11-21 09:16:07,715 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_legacy_io_intr [2022-11-21 09:16:07,715 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-21 09:16:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~structbegin~int~structend~~TO~int [2022-11-21 09:16:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_settings [2022-11-21 09:16:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_settings [2022-11-21 09:16:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure nla_data [2022-11-21 09:16:07,716 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_data [2022-11-21 09:16:07,716 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-21 09:16:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-21 09:16:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-21 09:16:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-21 09:16:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure enic_free_vnic_resources [2022-11-21 09:16:07,717 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_free_vnic_resources [2022-11-21 09:16:07,717 INFO L130 BoogieDeclarations]: Found specification of procedure enic_sriov_enabled [2022-11-21 09:16:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_sriov_enabled [2022-11-21 09:16:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-21 09:16:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-21 09:16:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq [2022-11-21 09:16:07,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq [2022-11-21 09:16:07,718 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_filter_positive_int [2022-11-21 09:16:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_filter_positive_int [2022-11-21 09:16:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-21 09:16:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-21 09:16:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_msix [2022-11-21 09:16:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_enable_msix [2022-11-21 09:16:07,719 INFO L130 BoogieDeclarations]: Found specification of procedure enic_init_vnic_resources [2022-11-21 09:16:07,719 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_init_vnic_resources [2022-11-21 09:16:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq [2022-11-21 09:16:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq [2022-11-21 09:16:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_rq_free [2022-11-21 09:16:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_rq_free [2022-11-21 09:16:07,720 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-21 09:16:07,720 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-21 09:16:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure enic_notify_check [2022-11-21 09:16:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_notify_check [2022-11-21 09:16:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_dev [2022-11-21 09:16:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_dev [2022-11-21 09:16:07,721 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_intr_coal_timer_max [2022-11-21 09:16:07,721 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_intr_coal_timer_max [2022-11-21 09:16:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_coalescing_timer_set [2022-11-21 09:16:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_coalescing_timer_set [2022-11-21 09:16:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_deinit [2022-11-21 09:16:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_deinit [2022-11-21 09:16:07,722 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_ex [2022-11-21 09:16:07,722 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_ex [2022-11-21 09:16:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure enic_open [2022-11-21 09:16:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_open [2022-11-21 09:16:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure enic_queue_wq_desc_cont [2022-11-21 09:16:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_queue_wq_desc_cont [2022-11-21 09:16:07,723 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_init_prov2 [2022-11-21 09:16:07,723 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_init_prov2 [2022-11-21 09:16:07,724 INFO L130 BoogieDeclarations]: Found specification of procedure enic_isr_msi [2022-11-21 09:16:07,724 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_isr_msi [2022-11-21 09:16:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_unregister [2022-11-21 09:16:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_unregister [2022-11-21 09:16:07,725 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-21 09:16:07,725 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-21 09:16:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-21 09:16:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-21 09:16:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_mac_addr [2022-11-21 09:16:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_mac_addr [2022-11-21 09:16:07,726 INFO L130 BoogieDeclarations]: Found specification of procedure synchronize_irq [2022-11-21 09:16:07,726 INFO L138 BoogieDeclarations]: Found implementation of procedure synchronize_irq [2022-11-21 09:16:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure vic_provinfo_add_tlv [2022-11-21 09:16:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure vic_provinfo_add_tlv [2022-11-21 09:16:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-21 09:16:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-21 09:16:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure skb_network_header [2022-11-21 09:16:07,727 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_network_header [2022-11-21 09:16:07,727 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-21 09:16:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-21 09:16:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 09:16:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_vf [2022-11-21 09:16:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_vf [2022-11-21 09:16:07,728 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_mtu [2022-11-21 09:16:07,728 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_mtu [2022-11-21 09:16:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure napi_complete [2022-11-21 09:16:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_complete [2022-11-21 09:16:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_dynamic [2022-11-21 09:16:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_dynamic [2022-11-21 09:16:07,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-21 09:16:07,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-21 09:16:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_del_station_addr [2022-11-21 09:16:07,730 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_del_station_addr [2022-11-21 09:16:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure enic_set_mac_addr [2022-11-21 09:16:07,730 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_set_mac_addr [2022-11-21 09:16:07,730 INFO L130 BoogieDeclarations]: Found specification of procedure enic_remove [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_remove [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~$Pointer$~TO~int [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_clean [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_clean [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_capable [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_capable [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure enic_pp_associate [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_pp_associate [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_set_intr_mode [2022-11-21 09:16:07,827 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_set_intr_mode [2022-11-21 09:16:07,827 INFO L130 BoogieDeclarations]: Found specification of procedure enic_clear_intr_mode [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_clear_intr_mode [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_intr_return_credits [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_intr_return_credits [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_priv [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_priv [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure nla_put [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure nla_put [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_equal [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_equal [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure enic_poll_controller [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_poll_controller [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_close [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_close [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_add_addr [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_add_addr [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free [2022-11-21 09:16:07,828 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2022-11-21 09:16:07,828 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_wq_free [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_wq_free [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_switch_automaton_state_1_6 [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_switch_automaton_state_1_6 [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure enic_msix_err_intr [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_msix_err_intr [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure readq [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure readq [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure enic_dev_stats_dump [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_dev_stats_dump [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-21 09:16:07,829 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2022-11-21 09:16:07,829 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2022-11-21 09:16:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure enic_is_valid_pp_vf [2022-11-21 09:16:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_is_valid_pp_vf [2022-11-21 09:16:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure enic_get_sset_count [2022-11-21 09:16:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure enic_get_sset_count [2022-11-21 09:16:07,830 INFO L130 BoogieDeclarations]: Found specification of procedure vnic_dev_get_mac_addr [2022-11-21 09:16:07,830 INFO L138 BoogieDeclarations]: Found implementation of procedure vnic_dev_get_mac_addr [2022-11-21 09:16:09,539 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 09:16:09,544 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 09:16:10,489 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-21 09:29:22,378 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ULTIMATE.startFINAL: assume true; [2022-11-21 09:29:22,640 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 09:29:22,676 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 09:29:22,676 INFO L300 CfgBuilder]: Removed 11 assume(true) statements. [2022-11-21 09:29:22,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:29:22 BoogieIcfgContainer [2022-11-21 09:29:22,682 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 09:29:22,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-21 09:29:22,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-21 09:29:22,690 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-21 09:29:22,690 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.11 09:15:55" (1/3) ... [2022-11-21 09:29:22,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e969a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:29:22, skipping insertion in model container [2022-11-21 09:29:22,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 09:16:03" (2/3) ... [2022-11-21 09:29:22,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@e969a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.11 09:29:22, skipping insertion in model container [2022-11-21 09:29:22,693 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 09:29:22" (3/3) ... [2022-11-21 09:29:22,694 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.14_complex_emg_linux-drivers-clk1_drivers-net-ethernet-cisco-enic-enic.cil.i [2022-11-21 09:29:22,717 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-21 09:29:22,718 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-21 09:29:22,863 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-21 09:29:22,871 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@74394f12, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-21 09:29:22,871 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-21 09:29:22,887 INFO L276 IsEmpty]: Start isEmpty. Operand has 4207 states, 2933 states have (on average 1.2788953290146607) internal successors, (3751), 2977 states have internal predecessors, (3751), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) [2022-11-21 09:29:22,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2022-11-21 09:29:22,905 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 09:29:22,906 INFO L195 NwaCegarLoop]: trace histogram [16, 16, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:29:22,907 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 09:29:22,911 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:29:22,912 INFO L85 PathProgramCache]: Analyzing trace with hash -1681628842, now seen corresponding path program 1 times [2022-11-21 09:29:22,921 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:29:22,921 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1956618730] [2022-11-21 09:29:22,922 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:29:22,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:29:24,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,475 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 09:29:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,506 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 09:29:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 09:29:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,580 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 09:29:25,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 09:29:25,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,625 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,637 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-21 09:29:25,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-21 09:29:25,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,697 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-21 09:29:25,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,718 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,731 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 09:29:25,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 09:29:25,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,787 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-21 09:29:25,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,804 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-21 09:29:25,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,832 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,843 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-21 09:29:25,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,871 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 09:29:25,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,887 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,899 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-21 09:29:25,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,915 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:29:25,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,927 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 09:29:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,947 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2022-11-21 09:29:25,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:29:25,964 INFO L134 CoverageAnalysis]: Checked inductivity of 990 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 990 trivial. 0 not checked. [2022-11-21 09:29:25,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:29:25,965 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1956618730] [2022-11-21 09:29:25,965 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1956618730] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:29:25,966 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:29:25,966 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-21 09:29:25,967 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [990867832] [2022-11-21 09:29:25,968 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:29:25,972 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-21 09:29:25,973 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:29:25,999 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-21 09:29:25,999 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-21 09:29:26,010 INFO L87 Difference]: Start difference. First operand has 4207 states, 2933 states have (on average 1.2788953290146607) internal successors, (3751), 2977 states have internal predecessors, (3751), 1041 states have call successors, (1041), 233 states have call predecessors, (1041), 232 states have return successors, (1036), 1024 states have call predecessors, (1036), 1036 states have call successors, (1036) Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-21 09:29:28,209 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.18s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 09:29:30,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.31s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 09:29:42,111 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 09:29:51,312 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 09:30:07,602 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 09:30:14,362 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-21 09:30:14,363 INFO L93 Difference]: Finished difference Result 12759 states and 17982 transitions. [2022-11-21 09:30:14,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-21 09:30:14,366 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) Word has length 188 [2022-11-21 09:30:14,367 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-21 09:30:14,459 INFO L225 Difference]: With dead ends: 12759 [2022-11-21 09:30:14,459 INFO L226 Difference]: Without dead ends: 8574 [2022-11-21 09:30:14,493 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:30:14,496 INFO L413 NwaCegarLoop]: 4639 mSDtfsCounter, 7896 mSDsluCounter, 5652 mSDsCounter, 0 mSdLazyCounter, 6072 mSolverCounterSat, 2995 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8799 SdHoareTripleChecker+Valid, 10291 SdHoareTripleChecker+Invalid, 9071 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 2995 IncrementalHoareTripleChecker+Valid, 6072 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 47.2s IncrementalHoareTripleChecker+Time [2022-11-21 09:30:14,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8799 Valid, 10291 Invalid, 9071 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [2995 Valid, 6072 Invalid, 4 Unknown, 0 Unchecked, 47.2s Time] [2022-11-21 09:30:14,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8574 states. [2022-11-21 09:30:14,992 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8574 to 8215. [2022-11-21 09:30:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 8215 states, 5721 states have (on average 1.2700576822233876) internal successors, (7266), 5808 states have internal predecessors, (7266), 2032 states have call successors, (2032), 462 states have call predecessors, (2032), 461 states have return successors, (2032), 2006 states have call predecessors, (2032), 2030 states have call successors, (2032) [2022-11-21 09:30:15,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8215 states to 8215 states and 11330 transitions. [2022-11-21 09:30:15,080 INFO L78 Accepts]: Start accepts. Automaton has 8215 states and 11330 transitions. Word has length 188 [2022-11-21 09:30:15,084 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-21 09:30:15,084 INFO L495 AbstractCegarLoop]: Abstraction has 8215 states and 11330 transitions. [2022-11-21 09:30:15,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 3 states have internal predecessors, (37), 3 states have call successors, (19), 3 states have call predecessors, (19), 1 states have return successors, (18), 3 states have call predecessors, (18), 3 states have call successors, (18) [2022-11-21 09:30:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 8215 states and 11330 transitions. [2022-11-21 09:30:15,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 241 [2022-11-21 09:30:15,108 INFO L187 NwaCegarLoop]: Found error trace [2022-11-21 09:30:15,109 INFO L195 NwaCegarLoop]: trace histogram [19, 19, 15, 15, 15, 15, 15, 15, 4, 4, 4, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-21 09:30:15,109 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-21 09:30:15,109 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-21 09:30:15,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 09:30:15,110 INFO L85 PathProgramCache]: Analyzing trace with hash 62836577, now seen corresponding path program 1 times [2022-11-21 09:30:15,110 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-21 09:30:15,112 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1221205016] [2022-11-21 09:30:15,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-21 09:30:15,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 09:30:15,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,053 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-21 09:30:18,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,099 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-11-21 09:30:18,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,123 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,143 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-11-21 09:30:18,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,167 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-21 09:30:18,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,212 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-21 09:30:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,238 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,249 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-11-21 09:30:18,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-11-21 09:30:18,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,315 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,331 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 80 [2022-11-21 09:30:18,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-21 09:30:18,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2022-11-21 09:30:18,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,428 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2022-11-21 09:30:18,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,458 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,471 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2022-11-21 09:30:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,493 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2022-11-21 09:30:18,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,526 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,536 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2022-11-21 09:30:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,567 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2022-11-21 09:30:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,588 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,597 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2022-11-21 09:30:18,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 180 [2022-11-21 09:30:18,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,628 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 187 [2022-11-21 09:30:18,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,644 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2022-11-21 09:30:18,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 203 [2022-11-21 09:30:18,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,681 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-21 09:30:18,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2022-11-21 09:30:18,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,706 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 222 [2022-11-21 09:30:18,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,722 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 231 [2022-11-21 09:30:18,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 09:30:18,738 INFO L134 CoverageAnalysis]: Checked inductivity of 1173 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1173 trivial. 0 not checked. [2022-11-21 09:30:18,739 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-21 09:30:18,739 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1221205016] [2022-11-21 09:30:18,739 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1221205016] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-21 09:30:18,739 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-21 09:30:18,740 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-21 09:30:18,740 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [515332957] [2022-11-21 09:30:18,740 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-21 09:30:18,742 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-21 09:30:18,742 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-21 09:30:18,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-21 09:30:18,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-21 09:30:18,743 INFO L87 Difference]: Start difference. First operand 8215 states and 11330 transitions. Second operand has 5 states, 5 states have (on average 11.2) internal successors, (56), 4 states have internal predecessors, (56), 2 states have call successors, (25), 3 states have call predecessors, (25), 1 states have return successors, (24), 2 states have call predecessors, (24), 2 states have call successors, (24) [2022-11-21 09:30:20,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.13s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []