./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0ab88e12de9c5503adf0c7ed9c8ff654ccf58f2fbada077f01d3ec932256d582 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:34:23,508 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:34:23,511 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:34:23,544 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:34:23,545 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:34:23,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:34:23,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:34:23,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:34:23,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:34:23,555 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:34:23,556 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:34:23,558 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:34:23,558 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:34:23,560 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:34:23,562 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:34:23,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:34:23,565 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:34:23,566 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:34:23,569 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:34:23,572 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:34:23,574 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:34:23,576 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:34:23,578 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:34:23,579 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:34:23,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:34:23,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:34:23,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:34:23,586 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:34:23,587 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:34:23,588 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:34:23,589 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:34:23,590 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:34:23,592 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:34:23,593 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:34:23,594 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:34:23,595 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:34:23,596 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:34:23,597 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:34:23,597 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:34:23,599 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:34:23,600 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:34:23,601 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 20:34:23,630 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:34:23,633 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:34:23,634 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:34:23,634 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:34:23,635 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:34:23,636 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:34:23,636 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:34:23,636 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:34:23,636 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:34:23,637 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:34:23,638 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:34:23,638 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:34:23,638 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:34:23,639 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:34:23,639 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:34:23,639 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:34:23,639 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:34:23,640 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:34:23,641 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:34:23,641 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:34:23,642 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:34:23,642 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:34:23,642 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:34:23,642 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:34:23,643 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:34:23,643 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:34:23,644 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:34:23,645 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:34:23,645 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:34:23,645 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:34:23,646 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:34:23,646 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:34:23,646 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:34:23,646 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:34:23,647 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:34:23,647 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:34:23,647 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:34:23,647 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:34:23,648 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ab88e12de9c5503adf0c7ed9c8ff654ccf58f2fbada077f01d3ec932256d582 [2021-11-25 20:34:23,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:34:23,974 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:34:23,977 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:34:23,979 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:34:23,980 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:34:23,981 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-11-25 20:34:24,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/data/bcaa77cf5/a4af74b13f544ad796ad1c42546bbfd8/FLAGaac4093e6 [2021-11-25 20:34:25,311 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:34:25,312 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-11-25 20:34:25,374 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/data/bcaa77cf5/a4af74b13f544ad796ad1c42546bbfd8/FLAGaac4093e6 [2021-11-25 20:34:25,538 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/data/bcaa77cf5/a4af74b13f544ad796ad1c42546bbfd8 [2021-11-25 20:34:25,540 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:34:25,544 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:34:25,547 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:34:25,547 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:34:25,552 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:34:25,553 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:34:25" (1/1) ... [2021-11-25 20:34:25,555 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34185215 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:25, skipping insertion in model container [2021-11-25 20:34:25,555 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:34:25" (1/1) ... [2021-11-25 20:34:25,564 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:34:25,802 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:34:26,473 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5452] [2021-11-25 20:34:26,473 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5453-5454] [2021-11-25 20:34:27,494 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i[173020,173033] [2021-11-25 20:34:30,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:34:30,910 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:34:31,031 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [5452] [2021-11-25 20:34:31,032 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [5453-5454] [2021-11-25 20:34:31,055 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i[173020,173033] [2021-11-25 20:34:31,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:34:32,300 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:34:32,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32 WrapperNode [2021-11-25 20:34:32,301 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:34:32,302 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:34:32,302 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:34:32,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:34:32,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:32,565 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:32,970 INFO L137 Inliner]: procedures = 499, calls = 5609, calls flagged for inlining = 232, calls inlined = 225, statements flattened = 12056 [2021-11-25 20:34:32,971 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:34:32,972 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:34:32,972 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:34:32,973 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:34:32,984 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:32,985 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,104 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,105 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,475 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,520 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,569 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,639 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:34:33,641 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:34:33,641 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:34:33,641 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:34:33,642 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (1/1) ... [2021-11-25 20:34:33,652 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:34:33,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:34:33,683 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:34:33,697 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e3e80bc-fb1e-41ab-8411-6a9cdf98ce38/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:34:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8211b [2021-11-25 20:34:33,743 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8211b [2021-11-25 20:34:33,743 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-25 20:34:33,743 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-25 20:34:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_rxtx [2021-11-25 20:34:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_rxtx [2021-11-25 20:34:33,744 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_tx [2021-11-25 20:34:33,744 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_tx [2021-11-25 20:34:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_lock [2021-11-25 20:34:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_lock [2021-11-25 20:34:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 20:34:33,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 20:34:33,745 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_alloc_skb [2021-11-25 20:34:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_alloc_skb [2021-11-25 20:34:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-25 20:34:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-25 20:34:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_multicast [2021-11-25 20:34:33,746 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_multicast [2021-11-25 20:34:33,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-25 20:34:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-25 20:34:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 20:34:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 20:34:33,747 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 20:34:33,747 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 20:34:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_retry_irq [2021-11-25 20:34:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_retry_irq [2021-11-25 20:34:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure nv_msi_workaround [2021-11-25 20:34:33,748 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_msi_workaround [2021-11-25 20:34:33,748 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_empty_tx_slots [2021-11-25 20:34:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_empty_tx_slots [2021-11-25 20:34:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_ok [2021-11-25 20:34:33,749 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_ok [2021-11-25 20:34:33,749 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 20:34:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 20:34:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_on [2021-11-25 20:34:33,750 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_on [2021-11-25 20:34:33,750 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 20:34:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 20:34:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure nv_close [2021-11-25 20:34:33,751 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_close [2021-11-25 20:34:33,751 INFO L130 BoogieDeclarations]: Found specification of procedure dma_high [2021-11-25 20:34:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_high [2021-11-25 20:34:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_hw_interrupts [2021-11-25 20:34:33,752 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_hw_interrupts [2021-11-25 20:34:33,752 INFO L130 BoogieDeclarations]: Found specification of procedure pci_name [2021-11-25 20:34:33,753 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_name [2021-11-25 20:34:33,754 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 20:34:33,754 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 20:34:33,754 INFO L130 BoogieDeclarations]: Found specification of procedure nv_change_mtu [2021-11-25 20:34:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_change_mtu [2021-11-25 20:34:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rxtx [2021-11-25 20:34:33,755 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rxtx [2021-11-25 20:34:33,755 INFO L130 BoogieDeclarations]: Found specification of procedure nv_vlan_mode [2021-11-25 20:34:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_vlan_mode [2021-11-25 20:34:33,756 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 20:34:33,756 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 20:34:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure init_realtek_8201 [2021-11-25 20:34:33,757 INFO L138 BoogieDeclarations]: Found implementation of procedure init_realtek_8201 [2021-11-25 20:34:33,757 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 20:34:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 20:34:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure reg_delay [2021-11-25 20:34:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_delay [2021-11-25 20:34:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 20:34:33,758 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 20:34:33,758 INFO L130 BoogieDeclarations]: Found specification of procedure eth_validate_addr [2021-11-25 20:34:33,759 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_validate_addr [2021-11-25 20:34:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-25 20:34:33,759 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 20:34:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 20:34:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unmap_single [2021-11-25 20:34:33,760 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unmap_single [2021-11-25 20:34:33,760 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2021-11-25 20:34:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2021-11-25 20:34:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 20:34:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-25 20:34:33,761 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-25 20:34:33,761 INFO L130 BoogieDeclarations]: Found specification of procedure pci_push [2021-11-25 20:34:33,762 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_push [2021-11-25 20:34:33,762 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tx_timestamp [2021-11-25 20:34:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tx_timestamp [2021-11-25 20:34:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure netif_schedule_queue [2021-11-25 20:34:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_schedule_queue [2021-11-25 20:34:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2021-11-25 20:34:33,763 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2021-11-25 20:34:33,763 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 20:34:33,764 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 20:34:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 20:34:33,765 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 20:34:33,765 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-11-25 20:34:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-11-25 20:34:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx_optimized [2021-11-25 20:34:33,766 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx_optimized [2021-11-25 20:34:33,766 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 20:34:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure __napi_schedule [2021-11-25 20:34:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __napi_schedule [2021-11-25 20:34:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 20:34:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 20:34:33,767 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 20:34:33,767 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 20:34:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq_lockdep [2021-11-25 20:34:33,768 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq_lockdep [2021-11-25 20:34:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 20:34:33,768 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2021-11-25 20:34:33,769 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2021-11-25 20:34:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 20:34:33,769 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 20:34:33,770 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 20:34:33,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 20:34:33,773 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 20:34:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_3 [2021-11-25 20:34:33,774 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_3 [2021-11-25 20:34:33,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 20:34:33,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 20:34:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure nv_drain_tx [2021-11-25 20:34:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_drain_tx [2021-11-25 20:34:33,777 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_stats [2021-11-25 20:34:33,777 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_stats [2021-11-25 20:34:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-25 20:34:33,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-25 20:34:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2021-11-25 20:34:33,783 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2021-11-25 20:34:33,783 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 20:34:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 20:34:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_sent_queue [2021-11-25 20:34:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_sent_queue [2021-11-25 20:34:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure get_hwbase [2021-11-25 20:34:33,784 INFO L138 BoogieDeclarations]: Found implementation of procedure get_hwbase [2021-11-25 20:34:33,784 INFO L130 BoogieDeclarations]: Found specification of procedure setup_hw_rings [2021-11-25 20:34:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_hw_rings [2021-11-25 20:34:33,785 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_tx [2021-11-25 20:34:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_tx [2021-11-25 20:34:33,785 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 20:34:33,785 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2021-11-25 20:34:33,785 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2021-11-25 20:34:33,786 INFO L130 BoogieDeclarations]: Found specification of procedure nv_free_irq [2021-11-25 20:34:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_free_irq [2021-11-25 20:34:33,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:34:33,786 INFO L130 BoogieDeclarations]: Found specification of procedure nv_suspend [2021-11-25 20:34:33,786 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_suspend [2021-11-25 20:34:33,786 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-25 20:34:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-25 20:34:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 20:34:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 20:34:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 20:34:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 20:34:33,787 INFO L130 BoogieDeclarations]: Found specification of procedure nv_gear_backoff_reseed [2021-11-25 20:34:33,787 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_gear_backoff_reseed [2021-11-25 20:34:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2021-11-25 20:34:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2021-11-25 20:34:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 20:34:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 20:34:33,788 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-25 20:34:33,788 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-25 20:34:33,789 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_dma_map [2021-11-25 20:34:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_dma_map [2021-11-25 20:34:33,789 INFO L130 BoogieDeclarations]: Found specification of procedure nv_alloc_rx [2021-11-25 20:34:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_alloc_rx [2021-11-25 20:34:33,789 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_gso [2021-11-25 20:34:33,789 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_gso [2021-11-25 20:34:33,789 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_other [2021-11-25 20:34:33,790 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_other [2021-11-25 20:34:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 20:34:33,790 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 20:34:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure nv_nic_irq_rx [2021-11-25 20:34:33,790 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_nic_irq_rx [2021-11-25 20:34:33,790 INFO L130 BoogieDeclarations]: Found specification of procedure nv_restore_mac_addr [2021-11-25 20:34:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_restore_mac_addr [2021-11-25 20:34:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 20:34:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 20:34:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 20:34:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 20:34:33,791 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2021-11-25 20:34:33,791 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2021-11-25 20:34:33,792 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_disable [2021-11-25 20:34:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_disable [2021-11-25 20:34:33,792 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_timeout [2021-11-25 20:34:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_timeout [2021-11-25 20:34:33,792 INFO L130 BoogieDeclarations]: Found specification of procedure skb_frag_size [2021-11-25 20:34:33,792 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_frag_size [2021-11-25 20:34:33,793 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_fetch_begin_irq [2021-11-25 20:34:33,793 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_fetch_begin_irq [2021-11-25 20:34:33,794 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-25 20:34:33,795 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-25 20:34:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure nv_rx_process_optimized [2021-11-25 20:34:33,795 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_rx_process_optimized [2021-11-25 20:34:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 20:34:33,795 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 20:34:33,795 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 20:34:33,796 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 20:34:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_ring [2021-11-25 20:34:33,796 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_ring [2021-11-25 20:34:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure napi_schedule_prep [2021-11-25 20:34:33,796 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_schedule_prep [2021-11-25 20:34:33,796 INFO L130 BoogieDeclarations]: Found specification of procedure nv_legacybackoff_reseed [2021-11-25 20:34:33,797 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_legacybackoff_reseed [2021-11-25 20:34:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:34:33,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:34:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure nv_poll_controller [2021-11-25 20:34:33,797 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_poll_controller [2021-11-25 20:34:33,797 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-11-25 20:34:33,797 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-11-25 20:34:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure nv_fix_features [2021-11-25 20:34:33,798 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_fix_features [2021-11-25 20:34:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-11-25 20:34:33,798 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-11-25 20:34:33,798 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done_optimized [2021-11-25 20:34:33,798 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done_optimized [2021-11-25 20:34:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 20:34:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 20:34:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 20:34:33,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 20:34:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 20:34:33,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 20:34:33,799 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_sset_count [2021-11-25 20:34:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_sset_count [2021-11-25 20:34:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-25 20:34:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-25 20:34:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 20:34:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 20:34:33,800 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_gate [2021-11-25 20:34:33,800 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_gate [2021-11-25 20:34:33,901 INFO L130 BoogieDeclarations]: Found specification of procedure nv_remove [2021-11-25 20:34:33,901 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_remove [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure nv_napi_enable [2021-11-25 20:34:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_napi_enable [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq [2021-11-25 20:34:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 20:34:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure u64_stats_update_begin [2021-11-25 20:34:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure u64_stats_update_begin [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure napi_gro_receive [2021-11-25 20:34:33,902 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_gro_receive [2021-11-25 20:34:33,902 INFO L130 BoogieDeclarations]: Found specification of procedure free_rings [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure free_rings [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure pci_map_single [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_map_single [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure nv_txrx_reset [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_txrx_reset [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2021-11-25 20:34:33,903 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2021-11-25 20:34:33,903 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure nv_do_nic_poll [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_do_nic_poll [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msix [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msix [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure nv_resume [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_resume [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2021-11-25 20:34:33,904 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2021-11-25 20:34:33,904 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_3 [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_3 [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_mac_address [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_mac_address [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_unmap_page [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_unmap_page [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure round_jiffies [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure round_jiffies [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2021-11-25 20:34:33,905 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2021-11-25 20:34:33,905 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure mii_rw [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure mii_rw [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure set_msix_vector_map [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure set_msix_vector_map [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 20:34:33,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-25 20:34:33,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_loopback [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_loopback [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure nv_mac_reset [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_mac_reset [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_completed_queue [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_completed_queue [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure kfree_skb [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree_skb [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure nv_tx_done [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_tx_done [2021-11-25 20:34:33,907 INFO L130 BoogieDeclarations]: Found specification of procedure dma_mapping_error [2021-11-25 20:34:33,907 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_mapping_error [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure get_random_bytes [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure get_random_bytes [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure nv_linkchange [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_linkchange [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_hw_interrupts [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_hw_interrupts [2021-11-25 20:34:33,908 INFO L130 BoogieDeclarations]: Found specification of procedure set_bufsize [2021-11-25 20:34:33,908 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bufsize [2021-11-25 20:34:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 20:34:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 20:34:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure phy_init [2021-11-25 20:34:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_init [2021-11-25 20:34:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure dma_low [2021-11-25 20:34:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_low [2021-11-25 20:34:33,909 INFO L130 BoogieDeclarations]: Found specification of procedure nv_copy_mac_to_hw [2021-11-25 20:34:33,909 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_copy_mac_to_hw [2021-11-25 20:34:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure nv_set_features [2021-11-25 20:34:33,915 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_set_features [2021-11-25 20:34:33,915 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 20:34:33,916 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 20:34:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 20:34:33,916 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 20:34:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dma_mapping_error [2021-11-25 20:34:33,916 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dma_mapping_error [2021-11-25 20:34:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_tx [2021-11-25 20:34:33,916 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_tx [2021-11-25 20:34:33,916 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_lock_bh [2021-11-25 20:34:33,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_lock_bh [2021-11-25 20:34:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 20:34:33,917 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 20:34:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_unlock_bh [2021-11-25 20:34:33,917 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_unlock_bh [2021-11-25 20:34:33,917 INFO L130 BoogieDeclarations]: Found specification of procedure nv_force_linkspeed [2021-11-25 20:34:33,917 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_force_linkspeed [2021-11-25 20:34:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 20:34:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 20:34:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_pause [2021-11-25 20:34:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_pause [2021-11-25 20:34:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 20:34:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure nv_init_tx [2021-11-25 20:34:33,918 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_init_tx [2021-11-25 20:34:33,918 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_3 [2021-11-25 20:34:33,919 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_3 [2021-11-25 20:34:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure eth_type_trans [2021-11-25 20:34:33,919 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_type_trans [2021-11-25 20:34:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-25 20:34:33,919 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-25 20:34:33,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 20:34:33,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 20:34:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure nv_enable_irq [2021-11-25 20:34:33,920 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_enable_irq [2021-11-25 20:34:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure nv_unmap_txskb [2021-11-25 20:34:33,920 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_unmap_txskb [2021-11-25 20:34:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure enable_irq [2021-11-25 20:34:33,920 INFO L138 BoogieDeclarations]: Found implementation of procedure enable_irq [2021-11-25 20:34:33,920 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rx [2021-11-25 20:34:33,922 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rx [2021-11-25 20:34:33,922 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 20:34:33,922 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 20:34:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-25 20:34:33,923 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-25 20:34:33,923 INFO L130 BoogieDeclarations]: Found specification of procedure nv_getlen [2021-11-25 20:34:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_getlen [2021-11-25 20:34:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure nv_link_irq [2021-11-25 20:34:33,924 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_link_irq [2021-11-25 20:34:33,924 INFO L130 BoogieDeclarations]: Found specification of procedure nv_optimized [2021-11-25 20:34:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_optimized [2021-11-25 20:34:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-25 20:34:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-25 20:34:33,925 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2021-11-25 20:34:33,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2021-11-25 20:34:33,926 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-25 20:34:33,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-25 20:34:33,927 INFO L130 BoogieDeclarations]: Found specification of procedure nv_stop_rxtx [2021-11-25 20:34:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_stop_rxtx [2021-11-25 20:34:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure nv_update_linkspeed [2021-11-25 20:34:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_update_linkspeed [2021-11-25 20:34:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure using_multi_irqs [2021-11-25 20:34:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure using_multi_irqs [2021-11-25 20:34:33,928 INFO L130 BoogieDeclarations]: Found specification of procedure nv_get_stats64 [2021-11-25 20:34:33,928 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_get_stats64 [2021-11-25 20:34:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure netif_addr_unlock [2021-11-25 20:34:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_addr_unlock [2021-11-25 20:34:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 20:34:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~X~$Pointer$~TO~VOID [2021-11-25 20:34:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure dql_avail [2021-11-25 20:34:33,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dql_avail [2021-11-25 20:34:33,929 INFO L130 BoogieDeclarations]: Found specification of procedure disable_irq_lockdep [2021-11-25 20:34:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_irq_lockdep [2021-11-25 20:34:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure nv_disable_irq [2021-11-25 20:34:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_disable_irq [2021-11-25 20:34:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure nv_open [2021-11-25 20:34:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_open [2021-11-25 20:34:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure nv_start_rx [2021-11-25 20:34:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_start_rx [2021-11-25 20:34:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 20:34:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 20:34:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure phy_reset [2021-11-25 20:34:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_reset [2021-11-25 20:34:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_msi [2021-11-25 20:34:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_msi [2021-11-25 20:34:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 20:34:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 20:34:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:34:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure get_nvpriv [2021-11-25 20:34:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure get_nvpriv [2021-11-25 20:34:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure nv_request_irq [2021-11-25 20:34:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure nv_request_irq [2021-11-25 20:34:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2021-11-25 20:34:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2021-11-25 20:34:35,378 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:34:35,394 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:34:36,431 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 20:47:10,738 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:47:18,147 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:47:18,147 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:47:18,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:18 BoogieIcfgContainer [2021-11-25 20:47:18,154 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:47:18,156 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:47:18,156 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:47:18,159 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:47:18,159 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:34:25" (1/3) ... [2021-11-25 20:47:18,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b78e343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:47:18, skipping insertion in model container [2021-11-25 20:47:18,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:34:32" (2/3) ... [2021-11-25 20:47:18,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4b78e343 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:47:18, skipping insertion in model container [2021-11-25 20:47:18,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:47:18" (3/3) ... [2021-11-25 20:47:18,162 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--nvidia--forcedeth.ko-entry_point.cil.out.i [2021-11-25 20:47:18,167 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:47:18,167 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 20:47:18,229 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 20:47:18,236 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 20:47:18,236 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 20:47:18,337 INFO L276 IsEmpty]: Start isEmpty. Operand has 4006 states, 2251 states have (on average 1.296756996890271) internal successors, (2919), 2378 states have internal predecessors, (2919), 1558 states have call successors, (1558), 196 states have call predecessors, (1558), 195 states have return successors, (1545), 1522 states have call predecessors, (1545), 1545 states have call successors, (1545) [2021-11-25 20:47:18,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2021-11-25 20:47:18,379 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:47:18,380 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:47:18,381 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:47:18,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:47:18,386 INFO L85 PathProgramCache]: Analyzing trace with hash -2037602926, now seen corresponding path program 1 times [2021-11-25 20:47:18,397 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:47:18,397 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1320693244] [2021-11-25 20:47:18,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:47:18,398 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:47:20,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:47:21,094 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2021-11-25 20:47:21,095 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:47:21,095 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1320693244] [2021-11-25 20:47:21,096 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1320693244] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:47:21,097 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:47:21,097 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:47:21,098 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115847629] [2021-11-25 20:47:21,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:47:21,105 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:47:21,105 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:47:21,136 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:47:21,137 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:47:21,150 INFO L87 Difference]: Start difference. First operand has 4006 states, 2251 states have (on average 1.296756996890271) internal successors, (2919), 2378 states have internal predecessors, (2919), 1558 states have call successors, (1558), 196 states have call predecessors, (1558), 195 states have return successors, (1545), 1522 states have call predecessors, (1545), 1545 states have call successors, (1545) Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-11-25 20:47:23,373 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:29,638 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:37,822 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:40,337 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:42,374 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:44,156 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.78s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:46,108 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.95s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:48,126 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:47:50,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 20:47:50,482 INFO L93 Difference]: Finished difference Result 11785 states and 17791 transitions. [2021-11-25 20:47:50,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-11-25 20:47:50,485 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 186 [2021-11-25 20:47:50,487 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 20:47:50,590 INFO L225 Difference]: With dead ends: 11785 [2021-11-25 20:47:50,590 INFO L226 Difference]: Without dead ends: 7768 [2021-11-25 20:47:50,636 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-11-25 20:47:50,640 INFO L933 BasicCegarLoop]: 7907 mSDtfsCounter, 5721 mSDsluCounter, 22751 mSDsCounter, 0 mSdLazyCounter, 1935 mSolverCounterSat, 2 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5727 SdHoareTripleChecker+Valid, 29241 SdHoareTripleChecker+Invalid, 1941 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1935 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2021-11-25 20:47:50,641 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [5727 Valid, 29241 Invalid, 1941 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1935 Invalid, 4 Unknown, 0 Unchecked, 28.3s Time] [2021-11-25 20:47:50,674 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7768 states. [2021-11-25 20:47:51,331 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7768 to 7754. [2021-11-25 20:47:51,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7754 states, 4360 states have (on average 1.286467889908257) internal successors, (5609), 4584 states have internal predecessors, (5609), 3005 states have call successors, (3005), 389 states have call predecessors, (3005), 388 states have return successors, (3006), 2953 states have call predecessors, (3006), 3004 states have call successors, (3006) [2021-11-25 20:47:51,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7754 states to 7754 states and 11620 transitions. [2021-11-25 20:47:51,431 INFO L78 Accepts]: Start accepts. Automaton has 7754 states and 11620 transitions. Word has length 186 [2021-11-25 20:47:51,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 20:47:51,432 INFO L470 AbstractCegarLoop]: Abstraction has 7754 states and 11620 transitions. [2021-11-25 20:47:51,432 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 4 states have internal predecessors, (68), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-11-25 20:47:51,433 INFO L276 IsEmpty]: Start isEmpty. Operand 7754 states and 11620 transitions. [2021-11-25 20:47:51,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2021-11-25 20:47:51,458 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 20:47:51,459 INFO L514 BasicCegarLoop]: trace histogram [16, 16, 16, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-25 20:47:51,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-25 20:47:51,459 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 20:47:51,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 20:47:51,460 INFO L85 PathProgramCache]: Analyzing trace with hash -1750488221, now seen corresponding path program 1 times [2021-11-25 20:47:51,460 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 20:47:51,461 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528285683] [2021-11-25 20:47:51,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 20:47:51,461 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 20:47:52,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 20:47:53,186 INFO L134 CoverageAnalysis]: Checked inductivity of 510 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 510 trivial. 0 not checked. [2021-11-25 20:47:53,187 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 20:47:53,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528285683] [2021-11-25 20:47:53,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528285683] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 20:47:53,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 20:47:53,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-25 20:47:53,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833219467] [2021-11-25 20:47:53,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 20:47:53,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-25 20:47:53,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 20:47:53,190 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-25 20:47:53,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-25 20:47:53,191 INFO L87 Difference]: Start difference. First operand 7754 states and 11620 transitions. Second operand has 5 states, 5 states have (on average 13.8) internal successors, (69), 4 states have internal predecessors, (69), 3 states have call successors, (35), 3 states have call predecessors, (35), 1 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2021-11-25 20:47:55,391 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:01,271 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:07,430 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:09,446 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:10,965 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:12,336 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 20:48:15,653 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []