./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba --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 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 --- 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 [2022-11-22 00:21:46,249 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 00:21:46,252 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 00:21:46,298 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 00:21:46,299 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 00:21:46,303 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 00:21:46,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 00:21:46,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 00:21:46,312 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 00:21:46,317 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 00:21:46,319 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 00:21:46,321 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 00:21:46,322 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 00:21:46,324 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 00:21:46,326 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 00:21:46,328 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 00:21:46,330 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 00:21:46,332 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 00:21:46,333 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 00:21:46,341 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 00:21:46,343 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 00:21:46,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 00:21:46,347 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 00:21:46,348 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 00:21:46,358 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 00:21:46,359 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 00:21:46,360 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 00:21:46,362 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 00:21:46,362 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 00:21:46,363 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 00:21:46,364 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 00:21:46,366 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 00:21:46,368 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 00:21:46,369 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 00:21:46,370 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 00:21:46,371 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 00:21:46,372 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 00:21:46,372 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 00:21:46,372 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 00:21:46,373 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 00:21:46,374 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 00:21:46,375 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 00:21:46,417 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 00:21:46,417 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 00:21:46,418 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 00:21:46,418 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 00:21:46,419 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 00:21:46,419 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 00:21:46,420 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 00:21:46,420 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 00:21:46,420 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 00:21:46,420 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 00:21:46,421 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 00:21:46,422 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 00:21:46,422 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 00:21:46,422 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 00:21:46,422 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 00:21:46,423 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 00:21:46,423 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 00:21:46,423 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 00:21:46,424 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 00:21:46,424 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 00:21:46,424 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 00:21:46,425 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 00:21:46,425 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 00:21:46,425 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 00:21:46,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 00:21:46,426 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 00:21:46,426 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 00:21:46,426 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 00:21:46,427 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 00:21:46,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:21:46,427 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 00:21:46,428 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 00:21:46,428 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 00:21:46,428 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 00:21:46,428 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 00:21:46,428 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 00:21:46,429 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 00:21:46,429 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 00:21:46,429 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_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 [2022-11-22 00:21:46,762 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 00:21:46,802 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 00:21:46,805 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 00:21:46,806 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 00:21:46,807 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 00:21:46,808 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2022-11-22 00:21:49,818 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 00:21:50,813 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 00:21:50,814 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2022-11-22 00:21:50,894 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/data/8cbe2d525/87212348f8694495b6c9c85f811c8366/FLAGb388477f7 [2022-11-22 00:21:50,914 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/data/8cbe2d525/87212348f8694495b6c9c85f811c8366 [2022-11-22 00:21:50,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 00:21:50,920 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 00:21:50,923 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 00:21:50,924 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 00:21:50,927 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 00:21:50,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:50" (1/1) ... [2022-11-22 00:21:50,930 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d9595db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:21:50, skipping insertion in model container [2022-11-22 00:21:50,931 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:21:50" (1/1) ... [2022-11-22 00:21:50,945 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 00:21:51,196 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 00:21:51,779 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2022-11-22 00:21:51,779 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2022-11-22 00:21:52,551 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_4e36390c-4c3e-4c58-b91a-a7196c801817/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i[206918,206931] [2022-11-22 00:21:59,167 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:21:59,392 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 00:21:59,578 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2022-11-22 00:21:59,579 WARN L1259 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2022-11-22 00:21:59,592 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_4e36390c-4c3e-4c58-b91a-a7196c801817/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i[206918,206931] [2022-11-22 00:22:00,221 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 00:22:00,814 INFO L208 MainTranslator]: Completed translation [2022-11-22 00:22:00,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00 WrapperNode [2022-11-22 00:22:00,828 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 00:22:00,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:00,830 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 00:22:00,830 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 00:22:00,837 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:01,238 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:03,041 INFO L138 Inliner]: procedures = 855, calls = 12338, calls flagged for inlining = 306, calls inlined = 282, statements flattened = 20068 [2022-11-22 00:22:03,042 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 00:22:03,043 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 00:22:03,043 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 00:22:03,043 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 00:22:03,055 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:03,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:03,636 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:03,651 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:04,610 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:04,676 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:05,054 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:05,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:05,701 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 00:22:05,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 00:22:05,704 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 00:22:05,704 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 00:22:05,705 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (1/1) ... [2022-11-22 00:22:05,711 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 00:22:05,722 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:22:05,777 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 00:22:05,837 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 00:22:05,894 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2022-11-22 00:22:05,894 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2022-11-22 00:22:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2022-11-22 00:22:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2022-11-22 00:22:05,911 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2022-11-22 00:22:05,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2022-11-22 00:22:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2022-11-22 00:22:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2022-11-22 00:22:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2022-11-22 00:22:05,912 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2022-11-22 00:22:05,912 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2022-11-22 00:22:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2022-11-22 00:22:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-11-22 00:22:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-11-22 00:22:05,913 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2022-11-22 00:22:05,913 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2022-11-22 00:22:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2022-11-22 00:22:05,914 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2022-11-22 00:22:05,914 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-22 00:22:05,915 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-22 00:22:05,915 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 00:22:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-22 00:22:05,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 00:22:05,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2022-11-22 00:22:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2022-11-22 00:22:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2022-11-22 00:22:05,917 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2022-11-22 00:22:05,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2022-11-22 00:22:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2022-11-22 00:22:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2022-11-22 00:22:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2022-11-22 00:22:05,918 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2022-11-22 00:22:05,918 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2022-11-22 00:22:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2022-11-22 00:22:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2022-11-22 00:22:05,919 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2022-11-22 00:22:05,919 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2022-11-22 00:22:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-22 00:22:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-22 00:22:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2022-11-22 00:22:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2022-11-22 00:22:05,920 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2022-11-22 00:22:05,920 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2022-11-22 00:22:05,921 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2022-11-22 00:22:05,921 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2022-11-22 00:22:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2022-11-22 00:22:05,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2022-11-22 00:22:05,922 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-11-22 00:22:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-11-22 00:22:05,923 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2022-11-22 00:22:05,923 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2022-11-22 00:22:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2022-11-22 00:22:05,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2022-11-22 00:22:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2022-11-22 00:22:05,924 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2022-11-22 00:22:05,924 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-11-22 00:22:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-11-22 00:22:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 00:22:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2022-11-22 00:22:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_operation_mode [2022-11-22 00:22:05,925 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_operation_mode [2022-11-22 00:22:05,925 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2022-11-22 00:22:05,926 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2022-11-22 00:22:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2022-11-22 00:22:05,926 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2022-11-22 00:22:05,926 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2022-11-22 00:22:05,927 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2022-11-22 00:22:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 00:22:05,927 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 00:22:05,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2022-11-22 00:22:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2022-11-22 00:22:05,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2022-11-22 00:22:05,928 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2022-11-22 00:22:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2022-11-22 00:22:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-11-22 00:22:05,929 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-11-22 00:22:05,929 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2022-11-22 00:22:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2022-11-22 00:22:05,930 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2022-11-22 00:22:05,930 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2022-11-22 00:22:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2022-11-22 00:22:05,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2022-11-22 00:22:05,931 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2022-11-22 00:22:05,931 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2022-11-22 00:22:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2022-11-22 00:22:05,935 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2022-11-22 00:22:05,935 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2022-11-22 00:22:05,936 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2022-11-22 00:22:05,936 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 00:22:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2022-11-22 00:22:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2022-11-22 00:22:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2022-11-22 00:22:05,937 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2022-11-22 00:22:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 00:22:05,937 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-11-22 00:22:05,938 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-11-22 00:22:05,938 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2022-11-22 00:22:05,938 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2022-11-22 00:22:05,939 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-22 00:22:05,939 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2022-11-22 00:22:05,939 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2022-11-22 00:22:05,939 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-22 00:22:05,939 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2022-11-22 00:22:05,939 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2022-11-22 00:22:05,940 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2022-11-22 00:22:05,947 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2022-11-22 00:22:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2022-11-22 00:22:05,947 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2022-11-22 00:22:05,947 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2022-11-22 00:22:05,947 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2022-11-22 00:22:05,948 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2022-11-22 00:22:05,948 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2022-11-22 00:22:05,948 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2022-11-22 00:22:05,948 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2022-11-22 00:22:05,948 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 00:22:05,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2022-11-22 00:22:05,948 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2022-11-22 00:22:05,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2022-11-22 00:22:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2022-11-22 00:22:05,949 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2022-11-22 00:22:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm___0 [2022-11-22 00:22:05,949 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm___0 [2022-11-22 00:22:05,949 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2022-11-22 00:22:05,949 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2022-11-22 00:22:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-22 00:22:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-22 00:22:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2022-11-22 00:22:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2022-11-22 00:22:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2022-11-22 00:22:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2022-11-22 00:22:05,950 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2022-11-22 00:22:05,950 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2022-11-22 00:22:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2022-11-22 00:22:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2022-11-22 00:22:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2022-11-22 00:22:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2022-11-22 00:22:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2022-11-22 00:22:05,951 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2022-11-22 00:22:05,951 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2022-11-22 00:22:05,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2022-11-22 00:22:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2022-11-22 00:22:05,952 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2022-11-22 00:22:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2022-11-22 00:22:05,952 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2022-11-22 00:22:05,952 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2022-11-22 00:22:05,952 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2022-11-22 00:22:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2022-11-22 00:22:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2022-11-22 00:22:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2022-11-22 00:22:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2022-11-22 00:22:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2022-11-22 00:22:05,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2022-11-22 00:22:05,953 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2022-11-22 00:22:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2022-11-22 00:22:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 00:22:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 00:22:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2022-11-22 00:22:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2022-11-22 00:22:05,954 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-22 00:22:05,954 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-22 00:22:05,955 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2022-11-22 00:22:05,955 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2022-11-22 00:22:05,975 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2022-11-22 00:22:05,975 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2022-11-22 00:22:05,975 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2022-11-22 00:22:05,975 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2022-11-22 00:22:05,975 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2022-11-22 00:22:05,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2022-11-22 00:22:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-22 00:22:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 00:22:05,976 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2022-11-22 00:22:05,976 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2022-11-22 00:22:05,977 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2022-11-22 00:22:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2022-11-22 00:22:05,977 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2022-11-22 00:22:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2022-11-22 00:22:05,977 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2022-11-22 00:22:05,977 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_init [2022-11-22 00:22:05,978 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_init [2022-11-22 00:22:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm___0 [2022-11-22 00:22:05,978 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm___0 [2022-11-22 00:22:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-22 00:22:05,978 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2022-11-22 00:22:05,978 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2022-11-22 00:22:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2022-11-22 00:22:05,979 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2022-11-22 00:22:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2022-11-22 00:22:05,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2022-11-22 00:22:05,979 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-22 00:22:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-22 00:22:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2022-11-22 00:22:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2022-11-22 00:22:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2022-11-22 00:22:05,980 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2022-11-22 00:22:05,980 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2022-11-22 00:22:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2022-11-22 00:22:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 00:22:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2022-11-22 00:22:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2022-11-22 00:22:05,981 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2022-11-22 00:22:05,981 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-22 00:22:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-22 00:22:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2022-11-22 00:22:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2022-11-22 00:22:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2022-11-22 00:22:05,982 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2022-11-22 00:22:05,982 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2022-11-22 00:22:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2022-11-22 00:22:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-22 00:22:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-22 00:22:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-22 00:22:05,983 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-22 00:22:05,983 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2022-11-22 00:22:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2022-11-22 00:22:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_dma_regs [2022-11-22 00:22:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_dma_regs [2022-11-22 00:22:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2022-11-22 00:22:05,984 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2022-11-22 00:22:05,984 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-22 00:22:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2022-11-22 00:22:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2022-11-22 00:22:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2022-11-22 00:22:05,985 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2022-11-22 00:22:05,985 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:22:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:22:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-22 00:22:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2022-11-22 00:22:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2022-11-22 00:22:05,986 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2022-11-22 00:22:05,986 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2022-11-22 00:22:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-22 00:22:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-22 00:22:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2022-11-22 00:22:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2022-11-22 00:22:05,987 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2022-11-22 00:22:05,987 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2022-11-22 00:22:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2022-11-22 00:22:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2022-11-22 00:22:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2022-11-22 00:22:05,988 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2022-11-22 00:22:05,988 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2022-11-22 00:22:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2022-11-22 00:22:05,989 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-22 00:22:05,989 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-22 00:22:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2022-11-22 00:22:06,011 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2022-11-22 00:22:06,011 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2022-11-22 00:22:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2022-11-22 00:22:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2022-11-22 00:22:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2022-11-22 00:22:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-11-22 00:22:06,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-11-22 00:22:06,012 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2022-11-22 00:22:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2022-11-22 00:22:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2022-11-22 00:22:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2022-11-22 00:22:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2022-11-22 00:22:06,013 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2022-11-22 00:22:06,013 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2022-11-22 00:22:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2022-11-22 00:22:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2022-11-22 00:22:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2022-11-22 00:22:06,014 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2022-11-22 00:22:06,014 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2022-11-22 00:22:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-22 00:22:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-22 00:22:06,015 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2022-11-22 00:22:06,015 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2022-11-22 00:22:06,016 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2022-11-22 00:22:06,016 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2022-11-22 00:22:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2022-11-22 00:22:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2022-11-22 00:22:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2022-11-22 00:22:06,017 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2022-11-22 00:22:06,017 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-22 00:22:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2022-11-22 00:22:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2022-11-22 00:22:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2022-11-22 00:22:06,018 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2022-11-22 00:22:06,018 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2022-11-22 00:22:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2022-11-22 00:22:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-22 00:22:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-22 00:22:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2022-11-22 00:22:06,019 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2022-11-22 00:22:06,019 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-11-22 00:22:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-11-22 00:22:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2022-11-22 00:22:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2022-11-22 00:22:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-11-22 00:22:06,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-11-22 00:22:06,020 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2022-11-22 00:22:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2022-11-22 00:22:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2022-11-22 00:22:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2022-11-22 00:22:06,021 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2022-11-22 00:22:06,021 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2022-11-22 00:22:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2022-11-22 00:22:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2022-11-22 00:22:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2022-11-22 00:22:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2022-11-22 00:22:06,022 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2022-11-22 00:22:06,022 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2022-11-22 00:22:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2022-11-22 00:22:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2022-11-22 00:22:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 00:22:06,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2022-11-22 00:22:06,023 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2022-11-22 00:22:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2022-11-22 00:22:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 00:22:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2022-11-22 00:22:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2022-11-22 00:22:06,024 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2022-11-22 00:22:06,024 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2022-11-22 00:22:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2022-11-22 00:22:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2022-11-22 00:22:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2022-11-22 00:22:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2022-11-22 00:22:06,025 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2022-11-22 00:22:06,025 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2022-11-22 00:22:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2022-11-22 00:22:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2022-11-22 00:22:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2022-11-22 00:22:06,026 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2022-11-22 00:22:06,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2022-11-22 00:22:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-11-22 00:22:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-11-22 00:22:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2022-11-22 00:22:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2022-11-22 00:22:06,027 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2022-11-22 00:22:06,027 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2022-11-22 00:22:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2022-11-22 00:22:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2022-11-22 00:22:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-22 00:22:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-22 00:22:06,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-22 00:22:06,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-22 00:22:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2022-11-22 00:22:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2022-11-22 00:22:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 00:22:06,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2022-11-22 00:22:06,029 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-11-22 00:22:06,030 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-11-22 00:22:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2022-11-22 00:22:06,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2022-11-22 00:22:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2022-11-22 00:22:06,030 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2022-11-22 00:22:06,030 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2022-11-22 00:22:06,031 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2022-11-22 00:22:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-22 00:22:06,031 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-22 00:22:06,031 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3___0 [2022-11-22 00:22:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3___0 [2022-11-22 00:22:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2022-11-22 00:22:06,047 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2022-11-22 00:22:06,047 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2022-11-22 00:22:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2022-11-22 00:22:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2022-11-22 00:22:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2022-11-22 00:22:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-22 00:22:06,048 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-22 00:22:06,048 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2022-11-22 00:22:06,049 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2022-11-22 00:22:06,051 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2022-11-22 00:22:06,052 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2022-11-22 00:22:06,052 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-22 00:22:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2022-11-22 00:22:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2022-11-22 00:22:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2022-11-22 00:22:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2022-11-22 00:22:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 00:22:06,054 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2022-11-22 00:22:06,063 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2022-11-22 00:22:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2022-11-22 00:22:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2022-11-22 00:22:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2022-11-22 00:22:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2022-11-22 00:22:06,064 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2022-11-22 00:22:06,064 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2022-11-22 00:22:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2022-11-22 00:22:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2022-11-22 00:22:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2022-11-22 00:22:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2022-11-22 00:22:06,065 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2022-11-22 00:22:06,065 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-22 00:22:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2022-11-22 00:22:06,066 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2022-11-22 00:22:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2022-11-22 00:22:06,066 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2022-11-22 00:22:06,066 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2022-11-22 00:22:06,066 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2022-11-22 00:22:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2022-11-22 00:22:06,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2022-11-22 00:22:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2022-11-22 00:22:06,067 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2022-11-22 00:22:06,067 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2022-11-22 00:22:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2022-11-22 00:22:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-22 00:22:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-22 00:22:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-22 00:22:06,068 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2022-11-22 00:22:06,068 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2022-11-22 00:22:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-11-22 00:22:06,069 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-11-22 00:22:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2022-11-22 00:22:06,069 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2022-11-22 00:22:06,069 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-22 00:22:06,069 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-22 00:22:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2022-11-22 00:22:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2022-11-22 00:22:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2022-11-22 00:22:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2022-11-22 00:22:06,070 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2022-11-22 00:22:06,070 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2022-11-22 00:22:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2022-11-22 00:22:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2022-11-22 00:22:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-22 00:22:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-22 00:22:06,071 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2022-11-22 00:22:06,071 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2022-11-22 00:22:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2022-11-22 00:22:06,072 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2022-11-22 00:22:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2022-11-22 00:22:06,072 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2022-11-22 00:22:06,072 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2022-11-22 00:22:06,072 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2022-11-22 00:22:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2022-11-22 00:22:06,073 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2022-11-22 00:22:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2022-11-22 00:22:06,073 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2022-11-22 00:22:06,073 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2022-11-22 00:22:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2022-11-22 00:22:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2022-11-22 00:22:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2022-11-22 00:22:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2022-11-22 00:22:06,074 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2022-11-22 00:22:06,074 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2022-11-22 00:22:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2022-11-22 00:22:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2022-11-22 00:22:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2022-11-22 00:22:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2022-11-22 00:22:06,075 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2022-11-22 00:22:06,075 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2022-11-22 00:22:06,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2022-11-22 00:22:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2022-11-22 00:22:06,076 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2022-11-22 00:22:06,076 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2022-11-22 00:22:06,076 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2022-11-22 00:22:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2022-11-22 00:22:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2022-11-22 00:22:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2022-11-22 00:22:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2022-11-22 00:22:06,077 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2022-11-22 00:22:06,077 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2022-11-22 00:22:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2022-11-22 00:22:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2022-11-22 00:22:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2022-11-22 00:22:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2022-11-22 00:22:06,078 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2022-11-22 00:22:06,078 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2022-11-22 00:22:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2022-11-22 00:22:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2022-11-22 00:22:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:22:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-22 00:22:06,079 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2022-11-22 00:22:06,079 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2022-11-22 00:22:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2022-11-22 00:22:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2022-11-22 00:22:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2022-11-22 00:22:06,080 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2022-11-22 00:22:06,080 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-22 00:22:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-22 00:22:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2022-11-22 00:22:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2022-11-22 00:22:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure socfpga_dwmac_probe [2022-11-22 00:22:06,081 INFO L138 BoogieDeclarations]: Found implementation of procedure socfpga_dwmac_probe [2022-11-22 00:22:06,081 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2022-11-22 00:22:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2022-11-22 00:22:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2022-11-22 00:22:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2022-11-22 00:22:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2022-11-22 00:22:06,082 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2022-11-22 00:22:06,082 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2022-11-22 00:22:06,083 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2022-11-22 00:22:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2022-11-22 00:22:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2022-11-22 00:22:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2022-11-22 00:22:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2022-11-22 00:22:06,084 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2022-11-22 00:22:06,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2022-11-22 00:22:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2022-11-22 00:22:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2022-11-22 00:22:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2022-11-22 00:22:06,089 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2022-11-22 00:22:06,089 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-22 00:22:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-22 00:22:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-11-22 00:22:06,090 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-11-22 00:22:06,090 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_fix_features [2022-11-22 00:22:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_fix_features [2022-11-22 00:22:06,091 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2022-11-22 00:22:06,091 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2022-11-22 00:22:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2022-11-22 00:22:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2022-11-22 00:22:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2022-11-22 00:22:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2022-11-22 00:22:06,092 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2022-11-22 00:22:06,092 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2022-11-22 00:22:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2022-11-22 00:22:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2022-11-22 00:22:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-22 00:22:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-22 00:22:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-22 00:22:06,093 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_8 [2022-11-22 00:22:06,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_8 [2022-11-22 00:22:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2022-11-22 00:22:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2022-11-22 00:22:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-11-22 00:22:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-11-22 00:22:06,094 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2022-11-22 00:22:06,094 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2022-11-22 00:22:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2022-11-22 00:22:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2022-11-22 00:22:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2022-11-22 00:22:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2022-11-22 00:22:06,095 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2022-11-22 00:22:06,095 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2022-11-22 00:22:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2022-11-22 00:22:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2022-11-22 00:22:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2022-11-22 00:22:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2022-11-22 00:22:06,096 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 00:22:06,096 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 00:22:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2022-11-22 00:22:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2022-11-22 00:22:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2022-11-22 00:22:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2022-11-22 00:22:06,097 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2022-11-22 00:22:06,097 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2022-11-22 00:22:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2022-11-22 00:22:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2022-11-22 00:22:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2022-11-22 00:22:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2022-11-22 00:22:06,098 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2022-11-22 00:22:06,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2022-11-22 00:22:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2022-11-22 00:22:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2022-11-22 00:22:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2022-11-22 00:22:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2022-11-22 00:22:06,099 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2022-11-22 00:22:06,099 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2022-11-22 00:22:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2022-11-22 00:22:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2022-11-22 00:22:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2022-11-22 00:22:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2022-11-22 00:22:06,100 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2022-11-22 00:22:06,100 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2022-11-22 00:22:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 00:22:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2022-11-22 00:22:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2022-11-22 00:22:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2022-11-22 00:22:06,101 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2022-11-22 00:22:06,101 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2022-11-22 00:22:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2022-11-22 00:22:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2022-11-22 00:22:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2022-11-22 00:22:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2022-11-22 00:22:06,102 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2022-11-22 00:22:06,102 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2022-11-22 00:22:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2022-11-22 00:22:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2022-11-22 00:22:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2022-11-22 00:22:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2022-11-22 00:22:06,103 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2022-11-22 00:22:06,103 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2022-11-22 00:22:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2022-11-22 00:22:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2022-11-22 00:22:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2022-11-22 00:22:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2022-11-22 00:22:06,104 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2022-11-22 00:22:06,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 00:22:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-22 00:22:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-22 00:22:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-22 00:22:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2022-11-22 00:22:06,105 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2022-11-22 00:22:06,105 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2022-11-22 00:22:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2022-11-22 00:22:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2022-11-22 00:22:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2022-11-22 00:22:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2022-11-22 00:22:06,106 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2022-11-22 00:22:06,106 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2022-11-22 00:22:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2022-11-22 00:22:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2022-11-22 00:22:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2022-11-22 00:22:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2022-11-22 00:22:06,107 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2022-11-22 00:22:06,107 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2022-11-22 00:22:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2022-11-22 00:22:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2022-11-22 00:22:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2022-11-22 00:22:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2022-11-22 00:22:06,108 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2022-11-22 00:22:06,108 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2022-11-22 00:22:06,109 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2022-11-22 00:22:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2022-11-22 00:22:06,109 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2022-11-22 00:22:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2022-11-22 00:22:06,109 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2022-11-22 00:22:06,109 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-22 00:22:06,109 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-22 00:22:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2022-11-22 00:22:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2022-11-22 00:22:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2022-11-22 00:22:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2022-11-22 00:22:06,110 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2022-11-22 00:22:06,110 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2022-11-22 00:22:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2022-11-22 00:22:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2022-11-22 00:22:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2022-11-22 00:22:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2022-11-22 00:22:06,111 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-22 00:22:06,111 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-22 00:22:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2022-11-22 00:22:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2022-11-22 00:22:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-11-22 00:22:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-11-22 00:22:06,112 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:22:06,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-22 00:22:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2022-11-22 00:22:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2022-11-22 00:22:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-11-22 00:22:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-11-22 00:22:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2022-11-22 00:22:06,113 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2022-11-22 00:22:06,113 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2022-11-22 00:22:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2022-11-22 00:22:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2022-11-22 00:22:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2022-11-22 00:22:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 00:22:06,114 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:22:06,114 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-22 00:22:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2022-11-22 00:22:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2022-11-22 00:22:06,115 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2022-11-22 00:22:06,115 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2022-11-22 00:22:08,549 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 00:22:08,555 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 00:22:08,796 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-22 00:22:51,335 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 00:22:58,430 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 00:22:58,430 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-22 00:22:58,439 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:58 BoogieIcfgContainer [2022-11-22 00:22:58,439 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 00:22:58,442 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 00:22:58,442 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 00:22:58,445 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 00:22:58,446 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:21:50" (1/3) ... [2022-11-22 00:22:58,446 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a110278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:58, skipping insertion in model container [2022-11-22 00:22:58,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:22:00" (2/3) ... [2022-11-22 00:22:58,447 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3a110278 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:22:58, skipping insertion in model container [2022-11-22 00:22:58,447 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:22:58" (3/3) ... [2022-11-22 00:22:58,449 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_bitvector_linux-3.16-rc1.tar.xz-43_2a-drivers--net--ethernet--stmicro--stmmac--stmmac.ko-entry_point.cil.out.i [2022-11-22 00:22:58,470 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 00:22:58,470 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 00:22:58,621 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 00:22:58,627 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=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@6ac5e730, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 00:22:58,627 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 00:22:58,645 INFO L276 IsEmpty]: Start isEmpty. Operand has 4771 states, 2940 states have (on average 1.345578231292517) internal successors, (3956), 3064 states have internal predecessors, (3956), 1516 states have call successors, (1516), 314 states have call predecessors, (1516), 313 states have return successors, (1490), 1430 states have call predecessors, (1490), 1490 states have call successors, (1490) [2022-11-22 00:22:58,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-22 00:22:58,733 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:22:58,734 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 3, 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] [2022-11-22 00:22:58,734 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:22:58,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:22:58,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1725141811, now seen corresponding path program 1 times [2022-11-22 00:22:58,753 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:22:58,753 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [208312194] [2022-11-22 00:22:58,753 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:58,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:22:59,919 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 00:22:59,923 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [573379782] [2022-11-22 00:22:59,924 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:22:59,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:22:59,924 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:22:59,931 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:22:59,935 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-22 00:23:04,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:05,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 17610 conjuncts, 2 conjunts are in the unsatisfiable core [2022-11-22 00:23:05,074 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:23:05,161 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2022-11-22 00:23:05,161 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:23:05,162 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:05,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [208312194] [2022-11-22 00:23:05,162 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 00:23:05,162 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [573379782] [2022-11-22 00:23:05,163 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [573379782] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:05,163 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:05,164 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:23:05,166 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [589840390] [2022-11-22 00:23:05,167 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:05,172 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:05,172 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:05,209 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:05,209 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:05,221 INFO L87 Difference]: Start difference. First operand has 4771 states, 2940 states have (on average 1.345578231292517) internal successors, (3956), 3064 states have internal predecessors, (3956), 1516 states have call successors, (1516), 314 states have call predecessors, (1516), 313 states have return successors, (1490), 1430 states have call predecessors, (1490), 1490 states have call successors, (1490) Second operand has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:23:06,912 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.65s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:10,521 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:17,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:23,186 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.55s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:24,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:24,381 INFO L93 Difference]: Finished difference Result 14149 states and 21174 transitions. [2022-11-22 00:23:24,383 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:24,384 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) Word has length 112 [2022-11-22 00:23:24,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:24,500 INFO L225 Difference]: With dead ends: 14149 [2022-11-22 00:23:24,501 INFO L226 Difference]: Without dead ends: 9321 [2022-11-22 00:23:24,554 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:24,566 INFO L413 NwaCegarLoop]: 8229 mSDtfsCounter, 6869 mSDsluCounter, 6354 mSDsCounter, 0 mSdLazyCounter, 1390 mSolverCounterSat, 31 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6871 SdHoareTripleChecker+Valid, 14583 SdHoareTripleChecker+Invalid, 1423 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 31 IncrementalHoareTripleChecker+Valid, 1390 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:24,568 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6871 Valid, 14583 Invalid, 1423 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [31 Valid, 1390 Invalid, 2 Unknown, 0 Unchecked, 18.4s Time] [2022-11-22 00:23:24,607 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9321 states. [2022-11-22 00:23:25,499 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9321 to 9300. [2022-11-22 00:23:25,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9300 states, 5764 states have (on average 1.3329285218598195) internal successors, (7683), 5959 states have internal predecessors, (7683), 2916 states have call successors, (2916), 623 states have call predecessors, (2916), 619 states have return successors, (3173), 2788 states have call predecessors, (3173), 2915 states have call successors, (3173) [2022-11-22 00:23:25,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9300 states to 9300 states and 13772 transitions. [2022-11-22 00:23:25,627 INFO L78 Accepts]: Start accepts. Automaton has 9300 states and 13772 transitions. Word has length 112 [2022-11-22 00:23:25,629 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:25,629 INFO L495 AbstractCegarLoop]: Abstraction has 9300 states and 13772 transitions. [2022-11-22 00:23:25,630 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.333333333333332) internal successors, (58), 3 states have internal predecessors, (58), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-11-22 00:23:25,631 INFO L276 IsEmpty]: Start isEmpty. Operand 9300 states and 13772 transitions. [2022-11-22 00:23:25,664 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-22 00:23:25,665 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:25,665 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 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] [2022-11-22 00:23:25,717 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-22 00:23:25,879 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:23:25,879 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:25,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:25,880 INFO L85 PathProgramCache]: Analyzing trace with hash 1387016249, now seen corresponding path program 1 times [2022-11-22 00:23:25,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:25,880 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1964067138] [2022-11-22 00:23:25,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:25,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:26,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:27,896 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2022-11-22 00:23:27,896 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:27,896 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1964067138] [2022-11-22 00:23:27,896 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1964067138] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:27,897 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:27,897 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:23:27,897 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1119003059] [2022-11-22 00:23:27,897 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:27,898 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:27,899 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:27,899 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:27,899 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:27,900 INFO L87 Difference]: Start difference. First operand 9300 states and 13772 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 00:23:29,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:31,864 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:34,056 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.26s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:36,245 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.44s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:39,081 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:42,021 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:44,120 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.21s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:46,736 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:23:46,736 INFO L93 Difference]: Finished difference Result 27747 states and 41058 transitions. [2022-11-22 00:23:46,737 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:23:46,737 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) Word has length 136 [2022-11-22 00:23:46,737 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:23:46,898 INFO L225 Difference]: With dead ends: 27747 [2022-11-22 00:23:46,898 INFO L226 Difference]: Without dead ends: 18464 [2022-11-22 00:23:46,968 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:46,971 INFO L413 NwaCegarLoop]: 7744 mSDtfsCounter, 6765 mSDsluCounter, 6243 mSDsCounter, 0 mSdLazyCounter, 1226 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 17.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6769 SdHoareTripleChecker+Valid, 13987 SdHoareTripleChecker+Invalid, 1230 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1226 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 18.1s IncrementalHoareTripleChecker+Time [2022-11-22 00:23:46,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6769 Valid, 13987 Invalid, 1230 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1226 Invalid, 2 Unknown, 0 Unchecked, 18.1s Time] [2022-11-22 00:23:47,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18464 states. [2022-11-22 00:23:48,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18464 to 18456. [2022-11-22 00:23:48,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18456 states, 11425 states have (on average 1.331203501094092) internal successors, (15209), 11819 states have internal predecessors, (15209), 5793 states have call successors, (5793), 1245 states have call predecessors, (5793), 1237 states have return successors, (6300), 5533 states have call predecessors, (6300), 5792 states have call successors, (6300) [2022-11-22 00:23:48,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18456 states to 18456 states and 27302 transitions. [2022-11-22 00:23:48,397 INFO L78 Accepts]: Start accepts. Automaton has 18456 states and 27302 transitions. Word has length 136 [2022-11-22 00:23:48,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:23:48,399 INFO L495 AbstractCegarLoop]: Abstraction has 18456 states and 27302 transitions. [2022-11-22 00:23:48,400 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 2 states have call successors, (25), 2 states have call predecessors, (25), 1 states have return successors, (18), 2 states have call predecessors, (18), 2 states have call successors, (18) [2022-11-22 00:23:48,400 INFO L276 IsEmpty]: Start isEmpty. Operand 18456 states and 27302 transitions. [2022-11-22 00:23:48,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2022-11-22 00:23:48,423 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:23:48,424 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:23:48,424 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 00:23:48,424 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:23:48,426 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:23:48,426 INFO L85 PathProgramCache]: Analyzing trace with hash -261861914, now seen corresponding path program 1 times [2022-11-22 00:23:48,426 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:23:48,426 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873899965] [2022-11-22 00:23:48,427 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:23:48,427 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:23:48,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:23:50,262 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-22 00:23:50,263 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:23:50,263 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873899965] [2022-11-22 00:23:50,264 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [873899965] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:23:50,264 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:23:50,264 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-22 00:23:50,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493168084] [2022-11-22 00:23:50,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:23:50,266 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-22 00:23:50,266 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:23:50,267 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-22 00:23:50,267 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:23:50,268 INFO L87 Difference]: Start difference. First operand 18456 states and 27302 transitions. Second operand has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 00:23:51,893 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.61s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:54,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.48s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:23:56,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:24:00,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:24:02,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.19s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:24:08,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:24:08,401 INFO L93 Difference]: Finished difference Result 55171 states and 81588 transitions. [2022-11-22 00:24:08,402 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-22 00:24:08,402 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 140 [2022-11-22 00:24:08,403 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:24:08,754 INFO L225 Difference]: With dead ends: 55171 [2022-11-22 00:24:08,754 INFO L226 Difference]: Without dead ends: 36732 [2022-11-22 00:24:08,850 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-22 00:24:08,853 INFO L413 NwaCegarLoop]: 7923 mSDtfsCounter, 6809 mSDsluCounter, 6243 mSDsCounter, 0 mSdLazyCounter, 1282 mSolverCounterSat, 2 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6812 SdHoareTripleChecker+Valid, 14166 SdHoareTripleChecker+Invalid, 1286 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 1282 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 17.0s IncrementalHoareTripleChecker+Time [2022-11-22 00:24:08,855 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6812 Valid, 14166 Invalid, 1286 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [2 Valid, 1282 Invalid, 2 Unknown, 0 Unchecked, 17.0s Time] [2022-11-22 00:24:08,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36732 states. [2022-11-22 00:24:10,776 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36732 to 36724. [2022-11-22 00:24:10,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36724 states, 22729 states have (on average 1.3310308416560341) internal successors, (30253), 23519 states have internal predecessors, (30253), 11521 states have call successors, (11521), 2489 states have call predecessors, (11521), 2473 states have return successors, (12526), 10999 states have call predecessors, (12526), 11520 states have call successors, (12526) [2022-11-22 00:24:11,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36724 states to 36724 states and 54300 transitions. [2022-11-22 00:24:11,225 INFO L78 Accepts]: Start accepts. Automaton has 36724 states and 54300 transitions. Word has length 140 [2022-11-22 00:24:11,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:24:11,226 INFO L495 AbstractCegarLoop]: Abstraction has 36724 states and 54300 transitions. [2022-11-22 00:24:11,226 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 22.0) internal successors, (66), 3 states have internal predecessors, (66), 2 states have call successors, (28), 2 states have call predecessors, (28), 1 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2022-11-22 00:24:11,226 INFO L276 IsEmpty]: Start isEmpty. Operand 36724 states and 54300 transitions. [2022-11-22 00:24:11,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2022-11-22 00:24:11,255 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:24:11,255 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:24:11,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 00:24:11,255 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:24:11,256 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:24:11,256 INFO L85 PathProgramCache]: Analyzing trace with hash 350204720, now seen corresponding path program 1 times [2022-11-22 00:24:11,256 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:24:11,257 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [883013611] [2022-11-22 00:24:11,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:24:11,257 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:24:11,945 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 00:24:11,946 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [420246400] [2022-11-22 00:24:11,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:24:11,946 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:24:11,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:24:11,947 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:24:11,970 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-22 00:24:17,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:24:17,475 INFO L263 TraceCheckSpWp]: Trace formula consists of 18522 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-22 00:24:17,487 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:24:17,572 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2022-11-22 00:24:17,573 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-22 00:24:17,573 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:24:17,573 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [883013611] [2022-11-22 00:24:17,573 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 00:24:17,574 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [420246400] [2022-11-22 00:24:17,574 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [420246400] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 00:24:17,574 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 00:24:17,574 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-22 00:24:17,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1043338480] [2022-11-22 00:24:17,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 00:24:17,578 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-22 00:24:17,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 00:24:17,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-22 00:24:17,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-22 00:24:17,579 INFO L87 Difference]: Start difference. First operand 36724 states and 54300 transitions. Second operand has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 00:24:19,304 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 [] [2022-11-22 00:24:24,230 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.59s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:24:32,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-22 00:24:38,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 00:24:38,392 INFO L93 Difference]: Finished difference Result 73448 states and 110941 transitions. [2022-11-22 00:24:38,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-22 00:24:38,392 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) Word has length 170 [2022-11-22 00:24:38,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 00:24:38,613 INFO L225 Difference]: With dead ends: 73448 [2022-11-22 00:24:38,613 INFO L226 Difference]: Without dead ends: 36732 [2022-11-22 00:24:38,799 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 167 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-22 00:24:38,801 INFO L413 NwaCegarLoop]: 6279 mSDtfsCounter, 1 mSDsluCounter, 12542 mSDsCounter, 0 mSdLazyCounter, 1842 mSolverCounterSat, 14 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 18.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 18821 SdHoareTripleChecker+Invalid, 1857 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1842 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.4s IncrementalHoareTripleChecker+Time [2022-11-22 00:24:38,801 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1 Valid, 18821 Invalid, 1857 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [14 Valid, 1842 Invalid, 1 Unknown, 0 Unchecked, 19.4s Time] [2022-11-22 00:24:38,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36732 states. [2022-11-22 00:24:40,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36732 to 36732. [2022-11-22 00:24:40,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36732 states, 22737 states have (on average 1.3309143686502176) internal successors, (30261), 23527 states have internal predecessors, (30261), 11521 states have call successors, (11521), 2489 states have call predecessors, (11521), 2473 states have return successors, (12526), 10999 states have call predecessors, (12526), 11520 states have call successors, (12526) [2022-11-22 00:24:41,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36732 states to 36732 states and 54308 transitions. [2022-11-22 00:24:41,188 INFO L78 Accepts]: Start accepts. Automaton has 36732 states and 54308 transitions. Word has length 170 [2022-11-22 00:24:41,188 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 00:24:41,188 INFO L495 AbstractCegarLoop]: Abstraction has 36732 states and 54308 transitions. [2022-11-22 00:24:41,189 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.333333333333332) internal successors, (94), 4 states have internal predecessors, (94), 2 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (22), 2 states have call predecessors, (22), 2 states have call successors, (22) [2022-11-22 00:24:41,189 INFO L276 IsEmpty]: Start isEmpty. Operand 36732 states and 54308 transitions. [2022-11-22 00:24:41,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2022-11-22 00:24:41,213 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 00:24:41,214 INFO L195 NwaCegarLoop]: trace histogram [7, 7, 7, 4, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 00:24:41,277 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-22 00:24:41,427 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:24:41,428 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 00:24:41,428 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 00:24:41,428 INFO L85 PathProgramCache]: Analyzing trace with hash -164825288, now seen corresponding path program 1 times [2022-11-22 00:24:41,428 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 00:24:41,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [578026651] [2022-11-22 00:24:41,429 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:24:41,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 00:24:42,299 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-22 00:24:42,300 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1970289788] [2022-11-22 00:24:42,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 00:24:42,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-22 00:24:42,301 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 [2022-11-22 00:24:42,302 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-22 00:24:42,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4e36390c-4c3e-4c58-b91a-a7196c801817/bin/utaipan-g80aRyZoba/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-22 00:24:48,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 00:24:48,130 INFO L263 TraceCheckSpWp]: Trace formula consists of 18552 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-22 00:24:48,141 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-22 00:24:48,235 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-22 00:24:48,235 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-22 00:24:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-22 00:24:48,512 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 00:24:48,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [578026651] [2022-11-22 00:24:48,513 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-22 00:24:48,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1970289788] [2022-11-22 00:24:48,513 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1970289788] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-22 00:24:48,513 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2123033770] [2022-11-22 00:24:48,545 INFO L159 IcfgInterpreter]: Started Sifa with 136 locations of interest [2022-11-22 00:24:48,546 INFO L166 IcfgInterpreter]: Building call graph [2022-11-22 00:24:48,551 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-22 00:24:48,558 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-22 00:24:48,559 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-22 00:30:07,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:30:08,274 INFO L217 Elim1Store]: Index analysis took 1829 ms [2022-11-22 00:32:52,702 WARN L233 SmtUtils]: Spent 2.73m on a formula simplification. DAG size of input: 4710 DAG size of output: 3129 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-22 00:32:52,718 INFO L321 Elim1Store]: treesize reduction 5254, result has 47.1 percent of original size [2022-11-22 00:32:52,740 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 524 select indices, 524 select index equivalence classes, 137028 disjoint index pairs (out of 137026 index pairs), introduced 524 new quantified variables, introduced 523 case distinctions, treesize of input 2627 treesize of output 6266 [2022-11-22 00:33:00,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 16 select indices, 16 select index equivalence classes, 136 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 0 case distinctions, treesize of input 2982 treesize of output 2393 [2022-11-22 00:33:07,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-22 00:33:10,018 INFO L217 Elim1Store]: Index analysis took 5955 ms