./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/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_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 18:38:18,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 18:38:18,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 18:38:18,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 18:38:18,664 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 18:38:18,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 18:38:18,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 18:38:18,670 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 18:38:18,672 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 18:38:18,673 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 18:38:18,675 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 18:38:18,676 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 18:38:18,677 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 18:38:18,679 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 18:38:18,680 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 18:38:18,682 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 18:38:18,683 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 18:38:18,684 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 18:38:18,687 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 18:38:18,689 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 18:38:18,691 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 18:38:18,697 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 18:38:18,699 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 18:38:18,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 18:38:18,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 18:38:18,712 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 18:38:18,713 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 18:38:18,714 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 18:38:18,716 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 18:38:18,718 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 18:38:18,719 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 18:38:18,720 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 18:38:18,722 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 18:38:18,724 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 18:38:18,725 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 18:38:18,726 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 18:38:18,727 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 18:38:18,727 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 18:38:18,727 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 18:38:18,728 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 18:38:18,729 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 18:38:18,730 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-25 18:38:18,766 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 18:38:18,767 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 18:38:18,767 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 18:38:18,767 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 18:38:18,768 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 18:38:18,768 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 18:38:18,769 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 18:38:18,769 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 18:38:18,769 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 18:38:18,769 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 18:38:18,770 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 18:38:18,770 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 18:38:18,770 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 18:38:18,770 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 18:38:18,771 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 18:38:18,771 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 18:38:18,771 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 18:38:18,772 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 18:38:18,772 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 18:38:18,773 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 18:38:18,773 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 18:38:18,773 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 18:38:18,773 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 18:38:18,774 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 18:38:18,774 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 18:38:18,774 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 18:38:18,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 18:38:18,775 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 18:38:18,775 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 18:38:18,775 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:18,776 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 18:38:18,776 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 18:38:18,776 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 18:38:18,776 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 18:38:18,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 18:38:18,777 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 18:38:18,777 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 18:38:18,777 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 18:38:18,777 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 046f5371192e04edfcb404c42cbf904dba4f5de1b9feb443275d06b623bd9ae5 [2021-11-25 18:38:19,113 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 18:38:19,137 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 18:38:19,140 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 18:38:19,142 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 18:38:19,143 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 18:38:19,144 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/../../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 [2021-11-25 18:38:19,207 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/data/881f16cda/d7b320585ae24ce6b4d557120d519ec1/FLAGd46bc8c0d [2021-11-25 18:38:20,778 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 18:38:20,780 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/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 [2021-11-25 18:38:20,887 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/data/881f16cda/d7b320585ae24ce6b4d557120d519ec1/FLAGd46bc8c0d [2021-11-25 18:38:21,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/data/881f16cda/d7b320585ae24ce6b4d557120d519ec1 [2021-11-25 18:38:21,125 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 18:38:21,128 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 18:38:21,131 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:21,131 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 18:38:21,138 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 18:38:21,139 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:21" (1/1) ... [2021-11-25 18:38:21,141 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77318db0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:21, skipping insertion in model container [2021-11-25 18:38:21,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 06:38:21" (1/1) ... [2021-11-25 18:38:21,150 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 18:38:21,442 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 18:38:22,180 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2021-11-25 18:38:22,181 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2021-11-25 18:38:22,832 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/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] [2021-11-25 18:38:29,901 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:30,177 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 18:38:30,387 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [6674] [2021-11-25 18:38:30,387 WARN L1240 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [6675-6676] [2021-11-25 18:38:30,400 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/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] [2021-11-25 18:38:31,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 18:38:32,268 INFO L208 MainTranslator]: Completed translation [2021-11-25 18:38:32,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32 WrapperNode [2021-11-25 18:38:32,269 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 18:38:32,270 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:32,271 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 18:38:32,271 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 18:38:32,296 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:32,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:33,750 INFO L137 Inliner]: procedures = 855, calls = 12302, calls flagged for inlining = 306, calls inlined = 282, statements flattened = 20082 [2021-11-25 18:38:33,752 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 18:38:33,753 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 18:38:33,753 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 18:38:33,753 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 18:38:33,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:33,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:33,975 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:33,977 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:34,871 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:34,939 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:35,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:35,479 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 18:38:35,481 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 18:38:35,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 18:38:35,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 18:38:35,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (1/1) ... [2021-11-25 18:38:35,492 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 18:38:35,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:38:35,530 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 18:38:35,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 18:38:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_coalesce [2021-11-25 18:38:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_coalesce [2021-11-25 18:38:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure device_set_wakeup_enable [2021-11-25 18:38:35,590 INFO L138 BoogieDeclarations]: Found implementation of procedure device_set_wakeup_enable [2021-11-25 18:38:35,590 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_owner [2021-11-25 18:38:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_owner [2021-11-25 18:38:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2021-11-25 18:38:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2021-11-25 18:38:35,591 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_watchdog [2021-11-25 18:38:35,591 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_watchdog [2021-11-25 18:38:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_filter [2021-11-25 18:38:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_filter [2021-11-25 18:38:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2021-11-25 18:38:35,592 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2021-11-25 18:38:35,592 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_sset_count [2021-11-25 18:38:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_sset_count [2021-11-25 18:38:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-11-25 18:38:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-11-25 18:38:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2021-11-25 18:38:35,593 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2021-11-25 18:38:35,593 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-25 18:38:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2021-11-25 18:38:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-11-25 18:38:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~VOID [2021-11-25 18:38:35,594 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3___0 [2021-11-25 18:38:35,594 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3___0 [2021-11-25 18:38:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure ehn_desc_tx_set_on_chain [2021-11-25 18:38:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ehn_desc_tx_set_on_chain [2021-11-25 18:38:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_drvdata [2021-11-25 18:38:35,595 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_drvdata [2021-11-25 18:38:35,595 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2021-11-25 18:38:35,596 INFO L138 BoogieDeclarations]: Found implementation of procedure strlcpy [2021-11-25 18:38:35,596 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_probe [2021-11-25 18:38:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_probe [2021-11-25 18:38:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_poll_controller [2021-11-25 18:38:35,597 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_poll_controller [2021-11-25 18:38:35,597 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2021-11-25 18:38:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2021-11-25 18:38:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2021-11-25 18:38:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_suspend [2021-11-25 18:38:35,598 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_suspend [2021-11-25 18:38:35,598 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable_eee_mode [2021-11-25 18:38:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable_eee_mode [2021-11-25 18:38:35,599 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2021-11-25 18:38:35,599 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2021-11-25 18:38:35,600 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2021-11-25 18:38:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2021-11-25 18:38:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-11-25 18:38:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-11-25 18:38:35,601 INFO L130 BoogieDeclarations]: Found specification of procedure clk_unprepare [2021-11-25 18:38:35,601 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_unprepare [2021-11-25 18:38:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_operation_mode [2021-11-25 18:38:35,602 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_operation_mode [2021-11-25 18:38:35,602 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_ctrl_ane [2021-11-25 18:38:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_ctrl_ane [2021-11-25 18:38:35,603 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2021-11-25 18:38:35,603 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2021-11-25 18:38:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2021-11-25 18:38:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~int [2021-11-25 18:38:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_operation_mode [2021-11-25 18:38:35,604 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_operation_mode [2021-11-25 18:38:35,604 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_16kib_bfsize [2021-11-25 18:38:35,605 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_16kib_bfsize [2021-11-25 18:38:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_timer [2021-11-25 18:38:35,605 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_timer [2021-11-25 18:38:35,605 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_4 [2021-11-25 18:38:35,606 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_4 [2021-11-25 18:38:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-25 18:38:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-25 18:38:35,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~TO~VOID [2021-11-25 18:38:35,606 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_release_tx_desc [2021-11-25 18:38:35,606 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_release_tx_desc [2021-11-25 18:38:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_regs [2021-11-25 18:38:35,607 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_regs [2021-11-25 18:38:35,607 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2021-11-25 18:38:35,607 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2021-11-25 18:38:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_mac_regs [2021-11-25 18:38:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_mac_regs [2021-11-25 18:38:35,608 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_ls [2021-11-25 18:38:35,608 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_ls [2021-11-25 18:38:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_close_tx_desc [2021-11-25 18:38:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_close_tx_desc [2021-11-25 18:38:35,609 INFO L130 BoogieDeclarations]: Found specification of procedure napi_enable [2021-11-25 18:38:35,609 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_enable [2021-11-25 18:38:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_core_init [2021-11-25 18:38:35,610 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_core_init [2021-11-25 18:38:35,610 INFO L130 BoogieDeclarations]: Found specification of procedure virt_to_phys [2021-11-25 18:38:35,611 INFO L138 BoogieDeclarations]: Found implementation of procedure virt_to_phys [2021-11-25 18:38:35,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-25 18:38:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_4 [2021-11-25 18:38:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_4 [2021-11-25 18:38:35,612 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_tx_skbufs [2021-11-25 18:38:35,612 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_tx_skbufs [2021-11-25 18:38:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 18:38:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2021-11-25 18:38:35,613 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2021-11-25 18:38:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_rx_ipc_enable [2021-11-25 18:38:35,613 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_rx_ipc_enable [2021-11-25 18:38:35,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-25 18:38:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_status [2021-11-25 18:38:35,614 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_status [2021-11-25 18:38:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-25 18:38:35,614 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2021-11-25 18:38:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2021-11-25 18:38:35,615 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headlen [2021-11-25 18:38:35,615 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headlen [2021-11-25 18:38:35,616 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2021-11-25 18:38:35,617 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2021-11-25 18:38:35,619 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_adv [2021-11-25 18:38:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_adv [2021-11-25 18:38:35,620 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2021-11-25 18:38:35,620 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2021-11-25 18:38:35,622 INFO L130 BoogieDeclarations]: Found specification of procedure print_pkt [2021-11-25 18:38:35,622 INFO L138 BoogieDeclarations]: Found implementation of procedure print_pkt [2021-11-25 18:38:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 18:38:35,623 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~dma_addr_t~0~X~int~X~int~TO~VOID [2021-11-25 18:38:35,623 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_fix_mac_speed [2021-11-25 18:38:35,630 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_fix_mac_speed [2021-11-25 18:38:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2021-11-25 18:38:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2021-11-25 18:38:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm___0 [2021-11-25 18:38:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm___0 [2021-11-25 18:38:35,631 INFO L130 BoogieDeclarations]: Found specification of procedure napi_disable [2021-11-25 18:38:35,631 INFO L138 BoogieDeclarations]: Found implementation of procedure napi_disable [2021-11-25 18:38:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2021-11-25 18:38:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2021-11-25 18:38:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_addend [2021-11-25 18:38:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_addend [2021-11-25 18:38:35,632 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_transmission [2021-11-25 18:38:35,632 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_transmission [2021-11-25 18:38:35,633 INFO L130 BoogieDeclarations]: Found specification of procedure device_can_wakeup [2021-11-25 18:38:35,633 INFO L138 BoogieDeclarations]: Found implementation of procedure device_can_wakeup [2021-11-25 18:38:35,695 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_suspend [2021-11-25 18:38:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_suspend [2021-11-25 18:38:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2021-11-25 18:38:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2021-11-25 18:38:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_pauseparam [2021-11-25 18:38:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_pauseparam [2021-11-25 18:38:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_free_rx_buffers [2021-11-25 18:38:35,696 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_free_rx_buffers [2021-11-25 18:38:35,696 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-11-25 18:38:35,697 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-11-25 18:38:35,697 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_dma_chain [2021-11-25 18:38:35,697 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_dma_chain [2021-11-25 18:38:35,697 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_frame_len [2021-11-25 18:38:35,697 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_frame_len [2021-11-25 18:38:35,697 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_rx_desc [2021-11-25 18:38:35,697 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_rx_desc [2021-11-25 18:38:35,697 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_interrupt [2021-11-25 18:38:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_interrupt [2021-11-25 18:38:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_rx_desc [2021-11-25 18:38:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_rx_desc [2021-11-25 18:38:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac_addr [2021-11-25 18:38:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac_addr [2021-11-25 18:38:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 18:38:35,698 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 18:38:35,698 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_status [2021-11-25 18:38:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_status [2021-11-25 18:38:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-11-25 18:38:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-11-25 18:38:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_reset_eee_mode [2021-11-25 18:38:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_reset_eee_mode [2021-11-25 18:38:35,699 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_enable_tx_timestamp [2021-11-25 18:38:35,699 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_enable_tx_timestamp [2021-11-25 18:38:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_free [2021-11-25 18:38:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_free [2021-11-25 18:38:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_rx_owner [2021-11-25 18:38:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_rx_owner [2021-11-25 18:38:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-25 18:38:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 18:38:35,700 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~X~int~X~int~X~$Pointer$~TO~~dma_addr_t~0 [2021-11-25 18:38:35,700 INFO L130 BoogieDeclarations]: Found specification of procedure sysfs_display_ring [2021-11-25 18:38:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure sysfs_display_ring [2021-11-25 18:38:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure mdiobus_unregister [2021-11-25 18:38:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure mdiobus_unregister [2021-11-25 18:38:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure netif_carrier_off [2021-11-25 18:38:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_carrier_off [2021-11-25 18:38:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dma_init [2021-11-25 18:38:35,701 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dma_init [2021-11-25 18:38:35,701 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm___0 [2021-11-25 18:38:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm___0 [2021-11-25 18:38:35,702 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-25 18:38:35,702 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_timestamp_status [2021-11-25 18:38:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_timestamp_status [2021-11-25 18:38:35,702 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_pls [2021-11-25 18:38:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_pls [2021-11-25 18:38:35,702 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_6 [2021-11-25 18:38:35,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_6 [2021-11-25 18:38:35,703 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-25 18:38:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-25 18:38:35,703 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_enable_tx_timestamp [2021-11-25 18:38:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_enable_tx_timestamp [2021-11-25 18:38:35,703 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_rx_ipc_enable [2021-11-25 18:38:35,703 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_rx_ipc_enable [2021-11-25 18:38:35,707 INFO L130 BoogieDeclarations]: Found specification of procedure ethtool_cmd_speed_set [2021-11-25 18:38:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ethtool_cmd_speed_set [2021-11-25 18:38:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-25 18:38:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~int [2021-11-25 18:38:35,708 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ethtool_stats [2021-11-25 18:38:35,708 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ethtool_stats [2021-11-25 18:38:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-25 18:38:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-25 18:38:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_2 [2021-11-25 18:38:35,709 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_2 [2021-11-25 18:38:35,709 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_rx_buffers [2021-11-25 18:38:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_rx_buffers [2021-11-25 18:38:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_setup [2021-11-25 18:38:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_setup [2021-11-25 18:38:35,710 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-11-25 18:38:35,710 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-11-25 18:38:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2021-11-25 18:38:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2021-11-25 18:38:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure dma_unmap_single_attrs [2021-11-25 18:38:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_unmap_single_attrs [2021-11-25 18:38:35,711 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_dump_dma_regs [2021-11-25 18:38:35,711 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_dump_dma_regs [2021-11-25 18:38:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2021-11-25 18:38:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2021-11-25 18:38:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 18:38:35,712 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_umac_addr [2021-11-25 18:38:35,712 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_umac_addr [2021-11-25 18:38:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_len [2021-11-25 18:38:35,713 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_len [2021-11-25 18:38:35,713 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 18:38:35,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 18:38:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-25 18:38:35,714 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-11-25 18:38:35,715 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-11-25 18:38:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_pmt [2021-11-25 18:38:35,715 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_pmt [2021-11-25 18:38:35,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-11-25 18:38:35,721 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-11-25 18:38:35,722 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_timestamp_status [2021-11-25 18:38:35,722 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_timestamp_status [2021-11-25 18:38:35,723 INFO L130 BoogieDeclarations]: Found specification of procedure clk_get_rate [2021-11-25 18:38:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_get_rate [2021-11-25 18:38:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_release [2021-11-25 18:38:35,728 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_release [2021-11-25 18:38:35,728 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_enable_dma_irq [2021-11-25 18:38:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_enable_dma_irq [2021-11-25 18:38:35,729 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_timeout [2021-11-25 18:38:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_timeout [2021-11-25 18:38:35,729 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-11-25 18:38:35,729 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-11-25 18:38:35,730 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_systime [2021-11-25 18:38:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_systime [2021-11-25 18:38:35,731 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2021-11-25 18:38:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2021-11-25 18:38:35,731 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2021-11-25 18:38:35,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2021-11-25 18:38:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-25 18:38:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-25 18:38:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_time [2021-11-25 18:38:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_time [2021-11-25 18:38:35,732 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_core_init [2021-11-25 18:38:35,732 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_core_init [2021-11-25 18:38:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_hw_feature [2021-11-25 18:38:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_hw_feature [2021-11-25 18:38:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setsettings [2021-11-25 18:38:35,733 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setsettings [2021-11-25 18:38:35,733 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2021-11-25 18:38:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2021-11-25 18:38:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-11-25 18:38:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-11-25 18:38:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-11-25 18:38:35,734 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-11-25 18:38:35,734 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_rx_owner [2021-11-25 18:38:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_rx_owner [2021-11-25 18:38:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-11-25 18:38:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-11-25 18:38:35,735 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_ls [2021-11-25 18:38:35,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_ls [2021-11-25 18:38:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_hw_init [2021-11-25 18:38:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_hw_init [2021-11-25 18:38:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 18:38:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure clk_prepare_enable [2021-11-25 18:38:35,736 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_prepare_enable [2021-11-25 18:38:35,736 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_set_filter [2021-11-25 18:38:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_set_filter [2021-11-25 18:38:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2021-11-25 18:38:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2021-11-25 18:38:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-11-25 18:38:35,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-11-25 18:38:35,737 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_jumbo_frm [2021-11-25 18:38:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_jumbo_frm [2021-11-25 18:38:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2021-11-25 18:38:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2021-11-25 18:38:35,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_3 [2021-11-25 18:38:35,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_3 [2021-11-25 18:38:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2021-11-25 18:38:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2021-11-25 18:38:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs___0 [2021-11-25 18:38:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs___0 [2021-11-25 18:38:35,739 INFO L130 BoogieDeclarations]: Found specification of procedure phy_disconnect [2021-11-25 18:38:35,739 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_disconnect [2021-11-25 18:38:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure device_may_wakeup [2021-11-25 18:38:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure device_may_wakeup [2021-11-25 18:38:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_power_state [2021-11-25 18:38:35,740 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_power_state [2021-11-25 18:38:35,740 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-11-25 18:38:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-11-25 18:38:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tstamp_tx [2021-11-25 18:38:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tstamp_tx [2021-11-25 18:38:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_time [2021-11-25 18:38:35,741 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_time [2021-11-25 18:38:35,741 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2021-11-25 18:38:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~~u64~0 [2021-11-25 18:38:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure phy_stop [2021-11-25 18:38:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_stop [2021-11-25 18:38:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-25 18:38:35,742 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~VOID [2021-11-25 18:38:35,742 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_release_tx_desc [2021-11-25 18:38:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_release_tx_desc [2021-11-25 18:38:35,743 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_timestamp_status [2021-11-25 18:38:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_timestamp_status [2021-11-25 18:38:35,743 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_eee_mode [2021-11-25 18:38:35,743 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_eee_mode [2021-11-25 18:38:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_eee_mode [2021-11-25 18:38:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_eee_mode [2021-11-25 18:38:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_gregs [2021-11-25 18:38:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_gregs [2021-11-25 18:38:35,744 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_remove [2021-11-25 18:38:35,744 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_remove [2021-11-25 18:38:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_set_tx_owner [2021-11-25 18:38:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_set_tx_owner [2021-11-25 18:38:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2021-11-25 18:38:35,745 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2021-11-25 18:38:35,745 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_avail [2021-11-25 18:38:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_avail [2021-11-25 18:38:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_remove [2021-11-25 18:38:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_remove [2021-11-25 18:38:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_len [2021-11-25 18:38:35,746 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_len [2021-11-25 18:38:35,746 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-11-25 18:38:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-11-25 18:38:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-25 18:38:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-25 18:38:35,747 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dma_interrupt [2021-11-25 18:38:35,747 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dma_interrupt [2021-11-25 18:38:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2021-11-25 18:38:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~VOID [2021-11-25 18:38:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2021-11-25 18:38:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2021-11-25 18:38:35,748 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_tx_status [2021-11-25 18:38:35,748 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_tx_status [2021-11-25 18:38:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_mac [2021-11-25 18:38:35,749 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_mac [2021-11-25 18:38:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pltfr_resume [2021-11-25 18:38:35,749 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pltfr_resume [2021-11-25 18:38:35,749 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-11-25 18:38:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-11-25 18:38:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3___0 [2021-11-25 18:38:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3___0 [2021-11-25 18:38:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_init_desc3 [2021-11-25 18:38:35,750 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_init_desc3 [2021-11-25 18:38:35,750 INFO L130 BoogieDeclarations]: Found specification of procedure usecs_to_jiffies [2021-11-25 18:38:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure usecs_to_jiffies [2021-11-25 18:38:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure eth_mac_addr [2021-11-25 18:38:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure eth_mac_addr [2021-11-25 18:38:35,751 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2021-11-25 18:38:35,751 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2021-11-25 18:38:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_mac_addr [2021-11-25 18:38:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_mac_addr [2021-11-25 18:38:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_flush_tx_fifo [2021-11-25 18:38:35,752 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_flush_tx_fifo [2021-11-25 18:38:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 18:38:35,752 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_open [2021-11-25 18:38:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_open [2021-11-25 18:38:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_remove [2021-11-25 18:38:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_remove [2021-11-25 18:38:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-25 18:38:35,753 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~X~int~X~int~TO~VOID [2021-11-25 18:38:35,753 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_rx_owner [2021-11-25 18:38:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_rx_owner [2021-11-25 18:38:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_ts_info [2021-11-25 18:38:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_ts_info [2021-11-25 18:38:35,754 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_setmsglevel [2021-11-25 18:38:35,754 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_setmsglevel [2021-11-25 18:38:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2021-11-25 18:38:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2021-11-25 18:38:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_get_regs_len [2021-11-25 18:38:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_get_regs_len [2021-11-25 18:38:35,755 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_prepare_tx_desc [2021-11-25 18:38:35,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_prepare_tx_desc [2021-11-25 18:38:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-25 18:38:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2021-11-25 18:38:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2021-11-25 18:38:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_timestamp_status [2021-11-25 18:38:35,756 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_timestamp_status [2021-11-25 18:38:35,756 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_hw_tstamping [2021-11-25 18:38:35,757 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_hw_tstamping [2021-11-25 18:38:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_flow_ctrl [2021-11-25 18:38:35,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_flow_ctrl [2021-11-25 18:38:35,757 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2021-11-25 18:38:35,757 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2021-11-25 18:38:35,758 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_eee_init [2021-11-25 18:38:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_eee_init [2021-11-25 18:38:35,758 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-11-25 18:38:35,758 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-11-25 18:38:35,758 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-25 18:38:35,758 INFO L130 BoogieDeclarations]: Found specification of procedure init_dma_desc_rings [2021-11-25 18:38:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure init_dma_desc_rings [2021-11-25 18:38:35,759 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2021-11-25 18:38:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2021-11-25 18:38:35,759 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_init [2021-11-25 18:38:35,759 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_init [2021-11-25 18:38:35,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-25 18:38:35,760 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-25 18:38:35,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_16 [2021-11-25 18:38:35,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_16 [2021-11-25 18:38:35,760 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_14 [2021-11-25 18:38:35,760 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_14 [2021-11-25 18:38:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_set_tx_owner [2021-11-25 18:38:35,761 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_set_tx_owner [2021-11-25 18:38:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_2 [2021-11-25 18:38:35,761 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_2 [2021-11-25 18:38:35,761 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-11-25 18:38:35,761 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-11-25 18:38:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_systime [2021-11-25 18:38:35,762 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_systime [2021-11-25 18:38:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure __netdev_alloc_skb [2021-11-25 18:38:35,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __netdev_alloc_skb [2021-11-25 18:38:35,762 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_hw_features [2021-11-25 18:38:35,762 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_hw_features [2021-11-25 18:38:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_tx [2021-11-25 18:38:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_tx [2021-11-25 18:38:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_clean [2021-11-25 18:38:35,763 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_clean [2021-11-25 18:38:35,763 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_18 [2021-11-25 18:38:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_18 [2021-11-25 18:38:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64_rem [2021-11-25 18:38:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64_rem [2021-11-25 18:38:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_interrupt [2021-11-25 18:38:35,764 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_interrupt [2021-11-25 18:38:35,764 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_get_umac_addr [2021-11-25 18:38:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_get_umac_addr [2021-11-25 18:38:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_probe [2021-11-25 18:38:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_probe [2021-11-25 18:38:35,765 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2021-11-25 18:38:35,765 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_lseek [2021-11-25 18:38:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure dma_map_single_attrs [2021-11-25 18:38:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_map_single_attrs [2021-11-25 18:38:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_ext_status [2021-11-25 18:38:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_ext_status [2021-11-25 18:38:35,766 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_probe [2021-11-25 18:38:35,766 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_probe [2021-11-25 18:38:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_timestamp [2021-11-25 18:38:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_timestamp [2021-11-25 18:38:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure is_valid_ether_addr [2021-11-25 18:38:35,767 INFO L138 BoogieDeclarations]: Found implementation of procedure is_valid_ether_addr [2021-11-25 18:38:35,767 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_stop_rx [2021-11-25 18:38:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_stop_rx [2021-11-25 18:38:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_resume [2021-11-25 18:38:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_resume [2021-11-25 18:38:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dma_diagnostic_fr [2021-11-25 18:38:35,768 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dma_diagnostic_fr [2021-11-25 18:38:35,768 INFO L130 BoogieDeclarations]: Found specification of procedure free_dma_desc_resources [2021-11-25 18:38:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure free_dma_desc_resources [2021-11-25 18:38:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_mdio_reset [2021-11-25 18:38:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_mdio_reset [2021-11-25 18:38:35,769 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clean_desc3 [2021-11-25 18:38:35,769 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clean_desc3 [2021-11-25 18:38:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:38:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-25 18:38:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_4 [2021-11-25 18:38:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_4 [2021-11-25 18:38:35,770 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_enable [2021-11-25 18:38:35,770 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_enable [2021-11-25 18:38:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_set_eee [2021-11-25 18:38:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_set_eee [2021-11-25 18:38:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-25 18:38:35,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-25 18:38:35,771 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_init_tx_desc [2021-11-25 18:38:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_init_tx_desc [2021-11-25 18:38:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure socfpga_dwmac_probe [2021-11-25 18:38:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure socfpga_dwmac_probe [2021-11-25 18:38:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_init_tx_desc [2021-11-25 18:38:35,772 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_init_tx_desc [2021-11-25 18:38:35,772 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_close_tx_desc [2021-11-25 18:38:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_close_tx_desc [2021-11-25 18:38:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_irq_status [2021-11-25 18:38:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_irq_status [2021-11-25 18:38:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_wol [2021-11-25 18:38:35,773 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_wol [2021-11-25 18:38:35,773 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_adjust_systime [2021-11-25 18:38:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_adjust_systime [2021-11-25 18:38:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_set_umac_addr [2021-11-25 18:38:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_set_umac_addr [2021-11-25 18:38:35,774 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_clear_tx_ic [2021-11-25 18:38:35,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_clear_tx_ic [2021-11-25 18:38:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_map_page [2021-11-25 18:38:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_dma_map_page [2021-11-25 18:38:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ioctl [2021-11-25 18:38:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ioctl [2021-11-25 18:38:35,775 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2021-11-25 18:38:35,775 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2021-11-25 18:38:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2021-11-25 18:38:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2021-11-25 18:38:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_fix_features [2021-11-25 18:38:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_fix_features [2021-11-25 18:38:35,776 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_unregister_platform [2021-11-25 18:38:35,776 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_unregister_platform [2021-11-25 18:38:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_irq_status [2021-11-25 18:38:35,777 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_irq_status [2021-11-25 18:38:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_timestamp [2021-11-25 18:38:35,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_timestamp [2021-11-25 18:38:35,777 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_owner [2021-11-25 18:38:35,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_owner [2021-11-25 18:38:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2021-11-25 18:38:35,778 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2021-11-25 18:38:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-25 18:38:35,778 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-25 18:38:35,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-25 18:38:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_platform_driver_8 [2021-11-25 18:38:35,779 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_platform_driver_8 [2021-11-25 18:38:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_rx_mode [2021-11-25 18:38:35,779 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_rx_mode [2021-11-25 18:38:35,779 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2021-11-25 18:38:35,779 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2021-11-25 18:38:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2021-11-25 18:38:35,780 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_read [2021-11-25 18:38:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure kmemcheck_mark_initialized [2021-11-25 18:38:35,780 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemcheck_mark_initialized [2021-11-25 18:38:35,780 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_display_ring [2021-11-25 18:38:35,781 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_display_ring [2021-11-25 18:38:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure bitrev32 [2021-11-25 18:38:35,781 INFO L138 BoogieDeclarations]: Found implementation of procedure bitrev32 [2021-11-25 18:38:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getdrvinfo [2021-11-25 18:38:35,781 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getdrvinfo [2021-11-25 18:38:35,781 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_config_sub_second_increment [2021-11-25 18:38:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_config_sub_second_increment [2021-11-25 18:38:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-25 18:38:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-25 18:38:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2021-11-25 18:38:35,782 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2021-11-25 18:38:35,782 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_check_if_running [2021-11-25 18:38:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_check_if_running [2021-11-25 18:38:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_get_umac_addr [2021-11-25 18:38:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_get_umac_addr [2021-11-25 18:38:35,783 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_op_get_eee [2021-11-25 18:38:35,783 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_op_get_eee [2021-11-25 18:38:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac1000_pmt [2021-11-25 18:38:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac1000_pmt [2021-11-25 18:38:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2021-11-25 18:38:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2021-11-25 18:38:35,784 INFO L130 BoogieDeclarations]: Found specification of procedure ns_to_ktime [2021-11-25 18:38:35,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ns_to_ktime [2021-11-25 18:38:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2021-11-25 18:38:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2021-11-25 18:38:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_refill_desc3 [2021-11-25 18:38:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_refill_desc3 [2021-11-25 18:38:35,785 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_clear_descriptors [2021-11-25 18:38:35,785 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_clear_descriptors [2021-11-25 18:38:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_flow_ctrl [2021-11-25 18:38:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_flow_ctrl [2021-11-25 18:38:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2021-11-25 18:38:35,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2021-11-25 18:38:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-25 18:38:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_dma_cap_open [2021-11-25 18:38:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_dma_cap_open [2021-11-25 18:38:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2021-11-25 18:38:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2021-11-25 18:38:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure phy_start [2021-11-25 18:38:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure phy_start [2021-11-25 18:38:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure clk_disable_unprepare [2021-11-25 18:38:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure clk_disable_unprepare [2021-11-25 18:38:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_disable_dma_irq [2021-11-25 18:38:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_disable_dma_irq [2021-11-25 18:38:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2021-11-25 18:38:35,788 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2021-11-25 18:38:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2021-11-25 18:38:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure single_open [2021-11-25 18:38:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure irq_set_irq_wake [2021-11-25 18:38:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure irq_set_irq_wake [2021-11-25 18:38:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_dvr_remove [2021-11-25 18:38:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_dvr_remove [2021-11-25 18:38:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_status [2021-11-25 18:38:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_status [2021-11-25 18:38:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_rx [2021-11-25 18:38:35,790 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_rx [2021-11-25 18:38:35,790 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-25 18:38:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2021-11-25 18:38:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-11-25 18:38:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-11-25 18:38:35,791 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_is_jumbo_frm [2021-11-25 18:38:35,791 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_is_jumbo_frm [2021-11-25 18:38:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure debugfs_create_file [2021-11-25 18:38:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure debugfs_create_file [2021-11-25 18:38:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_sysfs_ring_open [2021-11-25 18:38:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_sysfs_ring_open [2021-11-25 18:38:35,792 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_get_tx_owner [2021-11-25 18:38:35,792 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_get_tx_owner [2021-11-25 18:38:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2021-11-25 18:38:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure single_release [2021-11-25 18:38:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_2 [2021-11-25 18:38:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_2 [2021-11-25 18:38:35,793 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq_byname [2021-11-25 18:38:35,793 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq_byname [2021-11-25 18:38:35,794 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_tx_err [2021-11-25 18:38:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_tx_err [2021-11-25 18:38:35,794 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-11-25 18:38:35,794 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-11-25 18:38:35,794 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_dma_start_tx [2021-11-25 18:38:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_dma_start_tx [2021-11-25 18:38:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2021-11-25 18:38:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2021-11-25 18:38:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_prepare_tx_desc [2021-11-25 18:38:35,795 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_prepare_tx_desc [2021-11-25 18:38:35,795 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_get_rx_frame_len [2021-11-25 18:38:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_get_rx_frame_len [2021-11-25 18:38:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2021-11-25 18:38:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2021-11-25 18:38:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure ndesc_tx_set_on_chain [2021-11-25 18:38:35,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ndesc_tx_set_on_chain [2021-11-25 18:38:35,796 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_pauseparam [2021-11-25 18:38:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_pauseparam [2021-11-25 18:38:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_index [2021-11-25 18:38:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32_index [2021-11-25 18:38:35,797 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac100_dump_dma_regs [2021-11-25 18:38:35,797 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac100_dump_dma_regs [2021-11-25 18:38:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_change_mtu [2021-11-25 18:38:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_change_mtu [2021-11-25 18:38:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-11-25 18:38:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-11-25 18:38:35,798 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_ethtool_getsettings [2021-11-25 18:38:35,798 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_ethtool_getsettings [2021-11-25 18:38:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-11-25 18:38:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-11-25 18:38:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 18:38:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-25 18:38:35,799 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_set_coalesce [2021-11-25 18:38:35,799 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_set_coalesce [2021-11-25 18:38:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2021-11-25 18:38:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2021-11-25 18:38:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure dwmac_disable_dma_irq [2021-11-25 18:38:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure dwmac_disable_dma_irq [2021-11-25 18:38:35,800 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_get_wol [2021-11-25 18:38:35,800 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_get_wol [2021-11-25 18:38:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure enh_desc_clear_tx_ic [2021-11-25 18:38:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure enh_desc_clear_tx_ic [2021-11-25 18:38:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 18:38:35,801 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 18:38:35,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2021-11-25 18:38:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2021-11-25 18:38:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2021-11-25 18:38:35,802 INFO L130 BoogieDeclarations]: Found specification of procedure stmmac_pci_resume [2021-11-25 18:38:35,802 INFO L138 BoogieDeclarations]: Found implementation of procedure stmmac_pci_resume [2021-11-25 18:38:37,638 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 18:38:37,645 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 18:38:38,071 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-25 18:39:14,065 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 18:39:21,898 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 18:39:21,898 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 18:39:21,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:21 BoogieIcfgContainer [2021-11-25 18:39:21,911 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 18:39:21,914 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 18:39:21,914 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 18:39:21,918 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 18:39:21,918 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 06:38:21" (1/3) ... [2021-11-25 18:39:21,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4393db30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:21, skipping insertion in model container [2021-11-25 18:39:21,919 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 06:38:32" (2/3) ... [2021-11-25 18:39:21,919 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4393db30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 06:39:21, skipping insertion in model container [2021-11-25 18:39:21,920 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 06:39:21" (3/3) ... [2021-11-25 18:39:21,921 INFO L111 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 [2021-11-25 18:39:21,927 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 18:39:21,928 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-25 18:39:22,002 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-25 18:39:22,010 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-25 18:39:22,010 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-25 18:39:22,133 INFO L276 IsEmpty]: Start isEmpty. Operand has 4765 states, 2934 states have (on average 1.3445807770961145) internal successors, (3945), 3058 states have internal predecessors, (3945), 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) [2021-11-25 18:39:22,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2021-11-25 18:39:22,196 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:22,197 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:39:22,198 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:22,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:22,204 INFO L85 PathProgramCache]: Analyzing trace with hash -2095993792, now seen corresponding path program 1 times [2021-11-25 18:39:22,216 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:22,216 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592455946] [2021-11-25 18:39:22,216 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:22,218 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:23,523 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:39:23,529 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [820903604] [2021-11-25 18:39:23,530 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:23,530 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:39:23,531 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:39:23,532 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:39:23,550 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-11-25 18:39:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:28,663 INFO L263 TraceCheckSpWp]: Trace formula consists of 17554 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-25 18:39:28,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:39:29,058 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-11-25 18:39:29,058 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:39:29,059 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:29,059 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592455946] [2021-11-25 18:39:29,059 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:39:29,060 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [820903604] [2021-11-25 18:39:29,060 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [820903604] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:29,061 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:29,061 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:39:29,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [368633283] [2021-11-25 18:39:29,065 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:29,070 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:39:29,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:39:29,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:39:29,245 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:39:29,258 INFO L87 Difference]: Start difference. First operand has 4765 states, 2934 states have (on average 1.3445807770961145) internal successors, (3945), 3058 states have internal predecessors, (3945), 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) [2021-11-25 18:39:31,631 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.34s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:34,142 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:36,432 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.13s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:39,287 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.50s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:44,884 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:49,931 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:39:49,931 INFO L93 Difference]: Finished difference Result 14132 states and 21143 transitions. [2021-11-25 18:39:49,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:39:49,935 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 [2021-11-25 18:39:49,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:39:50,074 INFO L225 Difference]: With dead ends: 14132 [2021-11-25 18:39:50,075 INFO L226 Difference]: Without dead ends: 9310 [2021-11-25 18:39:50,120 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:39:50,131 INFO L933 BasicCegarLoop]: 8250 mSDtfsCounter, 6837 mSDsluCounter, 6964 mSDsCounter, 0 mSdLazyCounter, 1409 mSolverCounterSat, 30 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 19.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6839 SdHoareTripleChecker+Valid, 14610 SdHoareTripleChecker+Invalid, 1442 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 30 IncrementalHoareTripleChecker+Valid, 1409 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 19.9s IncrementalHoareTripleChecker+Time [2021-11-25 18:39:50,132 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6839 Valid, 14610 Invalid, 1442 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [30 Valid, 1409 Invalid, 3 Unknown, 0 Unchecked, 19.9s Time] [2021-11-25 18:39:50,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9310 states. [2021-11-25 18:39:51,077 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9310 to 9289. [2021-11-25 18:39:51,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 9289 states, 5753 states have (on average 1.3320006952894141) internal successors, (7663), 5948 states have internal predecessors, (7663), 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) [2021-11-25 18:39:51,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9289 states to 9289 states and 13752 transitions. [2021-11-25 18:39:51,194 INFO L78 Accepts]: Start accepts. Automaton has 9289 states and 13752 transitions. Word has length 112 [2021-11-25 18:39:51,195 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:39:51,196 INFO L470 AbstractCegarLoop]: Abstraction has 9289 states and 13752 transitions. [2021-11-25 18:39:51,196 INFO L471 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) [2021-11-25 18:39:51,196 INFO L276 IsEmpty]: Start isEmpty. Operand 9289 states and 13752 transitions. [2021-11-25 18:39:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-25 18:39:51,232 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:39:51,232 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:39:51,306 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-11-25 18:39:51,447 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-11-25 18:39:51,448 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:39:51,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:39:51,449 INFO L85 PathProgramCache]: Analyzing trace with hash -2040083511, now seen corresponding path program 1 times [2021-11-25 18:39:51,449 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:39:51,449 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58944470] [2021-11-25 18:39:51,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:39:51,449 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:39:52,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:39:53,085 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 96 trivial. 0 not checked. [2021-11-25 18:39:53,086 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:39:53,086 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58944470] [2021-11-25 18:39:53,086 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [58944470] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:39:53,086 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:39:53,086 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:39:53,087 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1234750514] [2021-11-25 18:39:53,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:39:53,088 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:39:53,088 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:39:53,089 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:39:53,089 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:39:53,089 INFO L87 Difference]: Start difference. First operand 9289 states and 13752 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) [2021-11-25 18:39:55,432 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.33s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:56,804 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:58,253 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:39:59,737 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:02,521 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:05,327 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:09,858 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:13,184 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:16,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:16,467 INFO L93 Difference]: Finished difference Result 27710 states and 40992 transitions. [2021-11-25 18:40:16,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:40:16,469 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 [2021-11-25 18:40:16,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:16,693 INFO L225 Difference]: With dead ends: 27710 [2021-11-25 18:40:16,693 INFO L226 Difference]: Without dead ends: 18438 [2021-11-25 18:40:16,768 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:40:16,769 INFO L933 BasicCegarLoop]: 7738 mSDtfsCounter, 6728 mSDsluCounter, 6839 mSDsCounter, 0 mSdLazyCounter, 1239 mSolverCounterSat, 1 mSolverCounterUnsat, 5 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 21.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6732 SdHoareTripleChecker+Valid, 13987 SdHoareTripleChecker+Invalid, 1245 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1239 IncrementalHoareTripleChecker+Invalid, 5 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 22.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:16,770 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6732 Valid, 13987 Invalid, 1245 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1239 Invalid, 5 Unknown, 0 Unchecked, 22.5s Time] [2021-11-25 18:40:16,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18438 states. [2021-11-25 18:40:18,137 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18438 to 18432. [2021-11-25 18:40:18,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18432 states, 11403 states have (on average 1.3302639656230817) internal successors, (15169), 11795 states have internal predecessors, (15169), 5791 states have call successors, (5791), 1245 states have call predecessors, (5791), 1237 states have return successors, (6298), 5533 states have call predecessors, (6298), 5790 states have call successors, (6298) [2021-11-25 18:40:18,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18432 states to 18432 states and 27258 transitions. [2021-11-25 18:40:18,425 INFO L78 Accepts]: Start accepts. Automaton has 18432 states and 27258 transitions. Word has length 136 [2021-11-25 18:40:18,437 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:18,437 INFO L470 AbstractCegarLoop]: Abstraction has 18432 states and 27258 transitions. [2021-11-25 18:40:18,438 INFO L471 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) [2021-11-25 18:40:18,439 INFO L276 IsEmpty]: Start isEmpty. Operand 18432 states and 27258 transitions. [2021-11-25 18:40:18,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2021-11-25 18:40:18,481 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:18,482 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:40:18,482 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-25 18:40:18,482 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:18,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:18,483 INFO L85 PathProgramCache]: Analyzing trace with hash -796410671, now seen corresponding path program 1 times [2021-11-25 18:40:18,483 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:40:18,484 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [718032268] [2021-11-25 18:40:18,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:18,484 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:40:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:19,862 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2021-11-25 18:40:19,862 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:40:19,863 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [718032268] [2021-11-25 18:40:19,863 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [718032268] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:19,863 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:19,863 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-25 18:40:19,864 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [897990856] [2021-11-25 18:40:19,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:19,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-25 18:40:19,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:40:19,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-25 18:40:19,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-25 18:40:19,867 INFO L87 Difference]: Start difference. First operand 18432 states and 27258 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) [2021-11-25 18:40:22,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.42s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:23,634 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.07s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:25,408 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.75s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:30,536 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:33,314 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:35,031 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.45s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:37,360 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:38,723 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:42,229 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:40:42,229 INFO L93 Difference]: Finished difference Result 55133 states and 81506 transitions. [2021-11-25 18:40:42,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-25 18:40:42,230 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 [2021-11-25 18:40:42,231 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:40:42,510 INFO L225 Difference]: With dead ends: 55133 [2021-11-25 18:40:42,511 INFO L226 Difference]: Without dead ends: 36718 [2021-11-25 18:40:42,628 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:40:42,632 INFO L933 BasicCegarLoop]: 7791 mSDtfsCounter, 6789 mSDsluCounter, 6856 mSDsCounter, 0 mSdLazyCounter, 1261 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 20.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6792 SdHoareTripleChecker+Valid, 14040 SdHoareTripleChecker+Invalid, 1265 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1261 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 21.3s IncrementalHoareTripleChecker+Time [2021-11-25 18:40:42,635 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [6792 Valid, 14040 Invalid, 1265 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 1261 Invalid, 3 Unknown, 0 Unchecked, 21.3s Time] [2021-11-25 18:40:42,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36718 states. [2021-11-25 18:40:45,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36718 to 36708. [2021-11-25 18:40:45,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36708 states, 22703 states have (on average 1.3300004404704224) internal successors, (30195), 23489 states have internal predecessors, (30195), 11531 states have call successors, (11531), 2489 states have call predecessors, (11531), 2473 states have return successors, (12534), 11013 states have call predecessors, (12534), 11530 states have call successors, (12534) [2021-11-25 18:40:45,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36708 states to 36708 states and 54260 transitions. [2021-11-25 18:40:45,698 INFO L78 Accepts]: Start accepts. Automaton has 36708 states and 54260 transitions. Word has length 140 [2021-11-25 18:40:45,699 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:40:45,699 INFO L470 AbstractCegarLoop]: Abstraction has 36708 states and 54260 transitions. [2021-11-25 18:40:45,699 INFO L471 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) [2021-11-25 18:40:45,699 INFO L276 IsEmpty]: Start isEmpty. Operand 36708 states and 54260 transitions. [2021-11-25 18:40:45,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2021-11-25 18:40:45,738 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:40:45,738 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:40:45,739 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-25 18:40:45,739 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:40:45,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:40:45,741 INFO L85 PathProgramCache]: Analyzing trace with hash 1277739495, now seen corresponding path program 1 times [2021-11-25 18:40:45,741 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:40:45,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [412520862] [2021-11-25 18:40:45,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:45,742 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:40:46,685 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:40:46,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [581287235] [2021-11-25 18:40:46,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:40:46,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:40:46,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:40:46,700 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:40:46,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-11-25 18:40:51,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:40:51,280 INFO L263 TraceCheckSpWp]: Trace formula consists of 18464 conjuncts, 11 conjunts are in the unsatisfiable core [2021-11-25 18:40:51,296 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:40:51,743 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-25 18:40:51,743 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-11-25 18:40:51,743 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:40:51,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [412520862] [2021-11-25 18:40:51,743 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:40:51,744 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [581287235] [2021-11-25 18:40:51,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [581287235] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-25 18:40:51,744 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-25 18:40:51,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-25 18:40:51,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1746022750] [2021-11-25 18:40:51,744 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-25 18:40:51,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-25 18:40:51,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2021-11-25 18:40:51,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-25 18:40:51,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-25 18:40:51,746 INFO L87 Difference]: Start difference. First operand 36708 states and 54260 transitions. Second operand has 4 states, 3 states have (on average 31.666666666666668) internal successors, (95), 4 states have internal predecessors, (95), 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) [2021-11-25 18:40:54,167 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.41s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:58,300 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:40:59,930 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.17s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:03,787 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:09,625 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:14,818 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-25 18:41:16,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-25 18:41:16,582 INFO L93 Difference]: Finished difference Result 73416 states and 110857 transitions. [2021-11-25 18:41:16,583 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-25 18:41:16,583 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 31.666666666666668) internal successors, (95), 4 states have internal predecessors, (95), 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 [2021-11-25 18:41:16,583 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-25 18:41:16,824 INFO L225 Difference]: With dead ends: 73416 [2021-11-25 18:41:16,825 INFO L226 Difference]: Without dead ends: 36716 [2021-11-25 18:41:17,267 INFO L932 BasicCegarLoop]: 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 [2021-11-25 18:41:17,269 INFO L933 BasicCegarLoop]: 6263 mSDtfsCounter, 1 mSDsluCounter, 13730 mSDsCounter, 0 mSdLazyCounter, 1850 mSolverCounterSat, 14 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 22.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1 SdHoareTripleChecker+Valid, 18773 SdHoareTripleChecker+Invalid, 1868 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 1850 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 23.5s IncrementalHoareTripleChecker+Time [2021-11-25 18:41:17,271 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1 Valid, 18773 Invalid, 1868 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 1850 Invalid, 4 Unknown, 0 Unchecked, 23.5s Time] [2021-11-25 18:41:17,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36716 states. [2021-11-25 18:41:19,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36716 to 36716. [2021-11-25 18:41:19,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 36716 states, 22711 states have (on average 1.329884197085113) internal successors, (30203), 23497 states have internal predecessors, (30203), 11531 states have call successors, (11531), 2489 states have call predecessors, (11531), 2473 states have return successors, (12534), 11013 states have call predecessors, (12534), 11530 states have call successors, (12534) [2021-11-25 18:41:19,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36716 states to 36716 states and 54268 transitions. [2021-11-25 18:41:19,926 INFO L78 Accepts]: Start accepts. Automaton has 36716 states and 54268 transitions. Word has length 170 [2021-11-25 18:41:19,927 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-25 18:41:19,927 INFO L470 AbstractCegarLoop]: Abstraction has 36716 states and 54268 transitions. [2021-11-25 18:41:19,927 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 31.666666666666668) internal successors, (95), 4 states have internal predecessors, (95), 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) [2021-11-25 18:41:19,927 INFO L276 IsEmpty]: Start isEmpty. Operand 36716 states and 54268 transitions. [2021-11-25 18:41:19,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2021-11-25 18:41:19,966 INFO L506 BasicCegarLoop]: Found error trace [2021-11-25 18:41:19,967 INFO L514 BasicCegarLoop]: 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] [2021-11-25 18:41:20,055 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-11-25 18:41:20,179 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:41:20,181 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-25 18:41:20,181 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-25 18:41:20,181 INFO L85 PathProgramCache]: Analyzing trace with hash -1033728995, now seen corresponding path program 1 times [2021-11-25 18:41:20,181 INFO L121 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2021-11-25 18:41:20,181 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [923334589] [2021-11-25 18:41:20,182 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:41:20,182 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-25 18:41:21,093 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-11-25 18:41:21,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1987100748] [2021-11-25 18:41:21,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-25 18:41:21,094 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-11-25 18:41:21,095 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 18:41:21,096 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-11-25 18:41:21,115 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7ae22593-e8d9-487f-af73-6758a041b268/bin/utaipan-eEHZpOm5b7/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-11-25 18:41:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-25 18:41:26,617 INFO L263 TraceCheckSpWp]: Trace formula consists of 18494 conjuncts, 9 conjunts are in the unsatisfiable core [2021-11-25 18:41:26,630 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-25 18:41:27,046 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2021-11-25 18:41:27,047 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-25 18:41:27,628 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2021-11-25 18:41:27,628 INFO L139 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2021-11-25 18:41:27,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [923334589] [2021-11-25 18:41:27,628 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-11-25 18:41:27,628 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1987100748] [2021-11-25 18:41:27,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1987100748] provided 0 perfect and 2 imperfect interpolant sequences [2021-11-25 18:41:27,629 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [594527987] [2021-11-25 18:41:27,665 INFO L159 IcfgInterpreter]: Started Sifa with 136 locations of interest [2021-11-25 18:41:27,665 INFO L166 IcfgInterpreter]: Building call graph [2021-11-25 18:41:27,673 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2021-11-25 18:41:27,680 INFO L176 IcfgInterpreter]: Starting interpretation [2021-11-25 18:41:27,681 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2021-11-25 18:46:46,682 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 112 select indices, 112 select index equivalence classes, 6328 disjoint index pairs (out of 6216 index pairs), introduced 112 new quantified variables, introduced 0 case distinctions, treesize of input 52528 treesize of output 41183 [2021-11-25 18:47:22,064 WARN L227 SmtUtils]: Spent 35.35s on a formula simplification that was a NOOP. DAG size: 20426 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 18:47:59,436 WARN L227 SmtUtils]: Spent 34.84s on a formula simplification that was a NOOP. DAG size: 20202 (called from [L1066] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify) [2021-11-25 18:49:38,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-25 18:49:39,990 INFO L244 Elim1Store]: Index analysis took 3956 ms