./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 9402c0fb519c6c58fb7ea53294814d86c249bbb5 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:21:11,255 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:21:11,257 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:21:11,266 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:21:11,266 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:21:11,267 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:21:11,269 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:21:11,270 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:21:11,273 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:21:11,274 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:21:11,276 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:21:11,278 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:21:11,284 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:21:11,285 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:21:11,285 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:21:11,286 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:21:11,287 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:21:11,287 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:21:11,291 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:21:11,293 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:21:11,296 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:21:11,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:21:11,300 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:21:11,301 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:21:11,302 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:21:11,302 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:21:11,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:21:11,303 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:21:11,303 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:21:11,304 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:21:11,305 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:21:11,305 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:21:11,306 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:21:11,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:21:11,307 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:21:11,307 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:21:11,308 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:21:11,308 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:21:11,308 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:21:11,309 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:21:11,309 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:21:11,310 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-10-22 11:21:11,320 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:21:11,320 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:21:11,321 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:21:11,321 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:21:11,321 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:21:11,321 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:21:11,322 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:21:11,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:21:11,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:21:11,323 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:21:11,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:21:11,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:21:11,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:21:11,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:21:11,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:21:11,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:21:11,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:21:11,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:21:11,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:21:11,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:11,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:21:11,326 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:21:11,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:21:11,326 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:21:11,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:21:11,327 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:21:11,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:21:11,327 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-10-22 11:21:11,327 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan 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(__VERIFIER_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 -> 9402c0fb519c6c58fb7ea53294814d86c249bbb5 [2019-10-22 11:21:11,352 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:21:11,362 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:21:11,365 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:21:11,367 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:21:11,367 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:21:11,367 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-10-22 11:21:11,415 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/data/1f496c71a/64f8416242ad48639a18768280ed171c/FLAGcae023030 [2019-10-22 11:21:12,055 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:21:12,055 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-10-22 11:21:12,072 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/data/1f496c71a/64f8416242ad48639a18768280ed171c/FLAGcae023030 [2019-10-22 11:21:12,200 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/data/1f496c71a/64f8416242ad48639a18768280ed171c [2019-10-22 11:21:12,202 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:21:12,203 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:21:12,204 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:12,204 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:21:12,207 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:21:12,208 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:12" (1/1) ... [2019-10-22 11:21:12,210 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2785b9ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:12, skipping insertion in model container [2019-10-22 11:21:12,210 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:21:12" (1/1) ... [2019-10-22 11:21:12,217 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:21:12,271 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:21:12,753 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-10-22 11:21:12,754 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-10-22 11:21:13,061 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:13,084 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:21:13,155 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-10-22 11:21:13,155 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2385-2386] [2019-10-22 11:21:13,212 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:21:13,252 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:21:13,253 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13 WrapperNode [2019-10-22 11:21:13,253 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:21:13,254 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:13,254 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:21:13,254 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:21:13,262 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,291 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,349 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:21:13,350 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:21:13,350 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:21:13,350 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:21:13,359 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,360 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,401 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,413 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,416 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... [2019-10-22 11:21:13,429 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:21:13,429 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:21:13,429 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:21:13,430 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:21:13,430 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:21:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:21:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:21:13,507 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 11:21:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-10-22 11:21:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:21:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:21:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-10-22 11:21:13,508 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-10-22 11:21:13,508 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2019-10-22 11:21:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2019-10-22 11:21:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:21:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:21:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2019-10-22 11:21:13,509 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2019-10-22 11:21:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:21:13,509 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:21:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:21:13,510 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:21:13,510 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:21:14,541 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:21:14,541 INFO L284 CfgBuilder]: Removed 71 assume(true) statements. [2019-10-22 11:21:14,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:14 BoogieIcfgContainer [2019-10-22 11:21:14,542 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:21:14,543 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:21:14,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:21:14,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:21:14,546 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:21:12" (1/3) ... [2019-10-22 11:21:14,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bba015f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:14, skipping insertion in model container [2019-10-22 11:21:14,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:21:13" (2/3) ... [2019-10-22 11:21:14,547 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7bba015f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:21:14, skipping insertion in model container [2019-10-22 11:21:14,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:14" (3/3) ... [2019-10-22 11:21:14,557 INFO L109 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-10-22 11:21:14,566 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:21:14,589 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-22 11:21:14,607 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-22 11:21:14,632 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:21:14,632 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:21:14,632 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:21:14,632 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:21:14,632 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:21:14,633 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:21:14,633 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:21:14,633 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:21:14,650 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states. [2019-10-22 11:21:14,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-10-22 11:21:14,655 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:14,656 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:21:14,658 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:14,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:14,663 INFO L82 PathProgramCache]: Analyzing trace with hash 1759691069, now seen corresponding path program 1 times [2019-10-22 11:21:14,671 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:14,671 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [881252764] [2019-10-22 11:21:14,672 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:14,672 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:14,672 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:14,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:14,965 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 11:21:14,965 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [881252764] [2019-10-22 11:21:14,966 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:14,967 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 11:21:14,967 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443696875] [2019-10-22 11:21:14,972 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:21:14,973 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:14,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:21:14,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:14,987 INFO L87 Difference]: Start difference. First operand 112 states. Second operand 3 states. [2019-10-22 11:21:15,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:15,084 INFO L93 Difference]: Finished difference Result 213 states and 296 transitions. [2019-10-22 11:21:15,085 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:21:15,086 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-10-22 11:21:15,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:15,097 INFO L225 Difference]: With dead ends: 213 [2019-10-22 11:21:15,098 INFO L226 Difference]: Without dead ends: 95 [2019-10-22 11:21:15,102 INFO L600 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 [2019-10-22 11:21:15,120 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2019-10-22 11:21:15,144 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2019-10-22 11:21:15,146 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2019-10-22 11:21:15,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 131 transitions. [2019-10-22 11:21:15,150 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 131 transitions. Word has length 28 [2019-10-22 11:21:15,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:15,150 INFO L462 AbstractCegarLoop]: Abstraction has 95 states and 131 transitions. [2019-10-22 11:21:15,150 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:21:15,151 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 131 transitions. [2019-10-22 11:21:15,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-10-22 11:21:15,152 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:21:15,153 INFO L380 BasicCegarLoop]: trace histogram [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] [2019-10-22 11:21:15,153 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:21:15,153 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:21:15,153 INFO L82 PathProgramCache]: Analyzing trace with hash 1532140700, now seen corresponding path program 1 times [2019-10-22 11:21:15,154 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:21:15,154 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [452515357] [2019-10-22 11:21:15,154 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:15,154 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:21:15,155 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:21:15,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 11:21:15,398 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-10-22 11:21:15,398 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [452515357] [2019-10-22 11:21:15,398 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 11:21:15,398 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 11:21:15,399 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [711841702] [2019-10-22 11:21:15,400 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 11:21:15,400 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy TAIPAN [2019-10-22 11:21:15,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 11:21:15,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:15,401 INFO L87 Difference]: Start difference. First operand 95 states and 131 transitions. Second operand 3 states. [2019-10-22 11:21:15,411 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 11:21:15,412 INFO L93 Difference]: Finished difference Result 95 states and 131 transitions. [2019-10-22 11:21:15,412 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 11:21:15,412 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-10-22 11:21:15,413 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 11:21:15,413 INFO L225 Difference]: With dead ends: 95 [2019-10-22 11:21:15,413 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 11:21:15,414 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 11:21:15,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 11:21:15,415 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 11:21:15,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 11:21:15,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 11:21:15,415 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2019-10-22 11:21:15,416 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 11:21:15,416 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 11:21:15,416 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 11:21:15,416 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 11:21:15,416 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 11:21:15,421 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 11:21:15,561 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,561 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-10-22 11:21:15,561 INFO L446 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2019-10-22 11:21:15,561 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,562 INFO L443 ceAbstractionStarter]: For program point L2827(lines 2827 2831) no Hoare annotation was computed. [2019-10-22 11:21:15,562 INFO L443 ceAbstractionStarter]: For program point L2662(lines 2662 2667) no Hoare annotation was computed. [2019-10-22 11:21:15,562 INFO L443 ceAbstractionStarter]: For program point L2629-1(line 2629) no Hoare annotation was computed. [2019-10-22 11:21:15,562 INFO L446 ceAbstractionStarter]: At program point L2629(line 2629) the Hoare annotation is: true [2019-10-22 11:21:15,562 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,562 INFO L439 ceAbstractionStarter]: At program point L2613(lines 2608 2615) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,562 INFO L443 ceAbstractionStarter]: For program point L2514(lines 2514 2521) no Hoare annotation was computed. [2019-10-22 11:21:15,563 INFO L443 ceAbstractionStarter]: For program point L2960(line 2960) no Hoare annotation was computed. [2019-10-22 11:21:15,563 INFO L443 ceAbstractionStarter]: For program point L2514-1(lines 2514 2521) no Hoare annotation was computed. [2019-10-22 11:21:15,563 INFO L443 ceAbstractionStarter]: For program point L2977(line 2977) no Hoare annotation was computed. [2019-10-22 11:21:15,563 INFO L439 ceAbstractionStarter]: At program point L2878(lines 2873 2880) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,563 INFO L439 ceAbstractionStarter]: At program point L2845(lines 2803 2847) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,563 INFO L439 ceAbstractionStarter]: At program point L2548(lines 3011 3020) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,563 INFO L443 ceAbstractionStarter]: For program point L2961(lines 2961 2975) no Hoare annotation was computed. [2019-10-22 11:21:15,563 INFO L439 ceAbstractionStarter]: At program point L3110(lines 3109 3111) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,564 INFO L439 ceAbstractionStarter]: At program point L2565(lines 2562 2567) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,565 INFO L439 ceAbstractionStarter]: At program point L3077(lines 3076 3078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,565 INFO L439 ceAbstractionStarter]: At program point L2648(lines 2643 2650) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,566 INFO L439 ceAbstractionStarter]: At program point L2632(lines 2616 2634) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,566 INFO L439 ceAbstractionStarter]: At program point L2467(lines 2463 2469) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,566 INFO L439 ceAbstractionStarter]: At program point L2963-1(lines 2961 2974) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,566 INFO L443 ceAbstractionStarter]: For program point L2963(lines 2963 2968) no Hoare annotation was computed. [2019-10-22 11:21:15,566 INFO L439 ceAbstractionStarter]: At program point L2765(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,566 INFO L443 ceAbstractionStarter]: For program point L2749(lines 2749 2753) no Hoare annotation was computed. [2019-10-22 11:21:15,566 INFO L439 ceAbstractionStarter]: At program point L3096(lines 3095 3097) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L2551(line 2551) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L2766(lines 2766 2769) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L439 ceAbstractionStarter]: At program point L3080(lines 1 3137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L3014(lines 3014 3017) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L2948(line 2948) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L2816(lines 2816 2819) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L443 ceAbstractionStarter]: For program point L2816-2(lines 2816 2819) no Hoare annotation was computed. [2019-10-22 11:21:15,567 INFO L439 ceAbstractionStarter]: At program point L2800(lines 2727 2802) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,568 INFO L443 ceAbstractionStarter]: For program point L2833(lines 2833 2837) no Hoare annotation was computed. [2019-10-22 11:21:15,568 INFO L439 ceAbstractionStarter]: At program point L2767(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,568 INFO L443 ceAbstractionStarter]: For program point L2833-2(lines 2833 2837) no Hoare annotation was computed. [2019-10-22 11:21:15,568 INFO L443 ceAbstractionStarter]: For program point L2949(lines 2949 2982) no Hoare annotation was computed. [2019-10-22 11:21:15,568 INFO L443 ceAbstractionStarter]: For program point L2784(lines 2784 2787) no Hoare annotation was computed. [2019-10-22 11:21:15,568 INFO L439 ceAbstractionStarter]: At program point L2520(lines 2507 2523) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 11:21:15,568 INFO L439 ceAbstractionStarter]: At program point L2520-1(lines 2507 2523) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2933(line 2933) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2917(lines 2917 2986) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2934(lines 2934 2939) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2984(line 2984) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2918(line 2918) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2951(lines 2951 2979) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,569 INFO L443 ceAbstractionStarter]: For program point L2935-1(line 2935) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L446 ceAbstractionStarter]: At program point L2935(line 2935) the Hoare annotation is: true [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L2952(line 2952) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L2919(lines 2919 2946) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L439 ceAbstractionStarter]: At program point L2771(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L2953(lines 2953 2958) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L2821(lines 2821 2825) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L2623(lines 2623 2626) no Hoare annotation was computed. [2019-10-22 11:21:15,570 INFO L443 ceAbstractionStarter]: For program point L3135(lines 3135 3137) no Hoare annotation was computed. [2019-10-22 11:21:15,571 INFO L443 ceAbstractionStarter]: For program point L2772(lines 2772 2775) no Hoare annotation was computed. [2019-10-22 11:21:15,571 INFO L439 ceAbstractionStarter]: At program point L2987(lines 2908 2992) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,571 INFO L443 ceAbstractionStarter]: For program point L2921(lines 2921 2943) no Hoare annotation was computed. [2019-10-22 11:21:15,571 INFO L446 ceAbstractionStarter]: At program point L2558(lines 2557 2560) the Hoare annotation is: true [2019-10-22 11:21:15,571 INFO L439 ceAbstractionStarter]: At program point L3103(lines 3102 3104) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,571 INFO L446 ceAbstractionStarter]: At program point L2558-2(lines 2557 2560) the Hoare annotation is: true [2019-10-22 11:21:15,571 INFO L446 ceAbstractionStarter]: At program point L2558-1(lines 2557 2560) the Hoare annotation is: true [2019-10-22 11:21:15,571 INFO L446 ceAbstractionStarter]: At program point L2971(lines 1 3137) the Hoare annotation is: true [2019-10-22 11:21:15,572 INFO L443 ceAbstractionStarter]: For program point L2839(lines 2839 2844) no Hoare annotation was computed. [2019-10-22 11:21:15,572 INFO L439 ceAbstractionStarter]: At program point L2773(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,574 INFO L439 ceAbstractionStarter]: At program point L3120(lines 3119 3121) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 11:21:15,574 INFO L439 ceAbstractionStarter]: At program point L2476(lines 2473 2478) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,574 INFO L443 ceAbstractionStarter]: For program point L2922(line 2922) no Hoare annotation was computed. [2019-10-22 11:21:15,574 INFO L443 ceAbstractionStarter]: For program point L2790(lines 2790 2793) no Hoare annotation was computed. [2019-10-22 11:21:15,574 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,574 INFO L439 ceAbstractionStarter]: At program point L-1-2(line -1) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2019-10-22 11:21:15,575 INFO L443 ceAbstractionStarter]: For program point L-1-3(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,575 INFO L443 ceAbstractionStarter]: For program point L-1-4(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,575 INFO L443 ceAbstractionStarter]: For program point L-1-5(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,575 INFO L439 ceAbstractionStarter]: At program point L-1-7(line -1) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,575 INFO L443 ceAbstractionStarter]: For program point L-1-8(line -1) no Hoare annotation was computed. [2019-10-22 11:21:15,575 INFO L443 ceAbstractionStarter]: For program point L2923(lines 2923 2931) no Hoare annotation was computed. [2019-10-22 11:21:15,575 INFO L439 ceAbstractionStarter]: At program point L2791(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,575 INFO L439 ceAbstractionStarter]: At program point L3006(lines 3002 3008) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-10-22 11:21:15,576 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2552) no Hoare annotation was computed. [2019-10-22 11:21:15,576 INFO L443 ceAbstractionStarter]: For program point L2841-1(line 2841) no Hoare annotation was computed. [2019-10-22 11:21:15,577 INFO L446 ceAbstractionStarter]: At program point L2841(line 2841) the Hoare annotation is: true [2019-10-22 11:21:15,577 INFO L446 ceAbstractionStarter]: At program point L3106(lines 1 3137) the Hoare annotation is: true [2019-10-22 11:21:15,577 INFO L443 ceAbstractionStarter]: For program point L2941(line 2941) no Hoare annotation was computed. [2019-10-22 11:21:15,577 INFO L443 ceAbstractionStarter]: For program point L2776(line 2776) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point L2776-2(lines 2776 2781) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L446 ceAbstractionStarter]: At program point L2991(lines 2901 2993) the Hoare annotation is: true [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point L2925(lines 2925 2929) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point L2628(lines 2628 2631) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point L2628-2(lines 2628 2631) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point hid_hw_stopFINAL(lines 2635 2642) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L443 ceAbstractionStarter]: For program point L2639-1(line 2639) no Hoare annotation was computed. [2019-10-22 11:21:15,578 INFO L446 ceAbstractionStarter]: At program point L2639(line 2639) the Hoare annotation is: true [2019-10-22 11:21:15,579 INFO L446 ceAbstractionStarter]: At program point L3099(lines 3098 3100) the Hoare annotation is: true [2019-10-22 11:21:15,579 INFO L446 ceAbstractionStarter]: At program point hid_hw_stopENTRY(lines 2635 2642) the Hoare annotation is: true [2019-10-22 11:21:15,579 INFO L443 ceAbstractionStarter]: For program point hid_hw_stopEXIT(lines 2635 2642) no Hoare annotation was computed. [2019-10-22 11:21:15,579 INFO L443 ceAbstractionStarter]: For program point ax_removeFINAL(lines 2848 2855) no Hoare annotation was computed. [2019-10-22 11:21:15,579 INFO L446 ceAbstractionStarter]: At program point ax_removeENTRY(lines 2848 2855) the Hoare annotation is: true [2019-10-22 11:21:15,579 INFO L443 ceAbstractionStarter]: For program point L2851-1(line 2851) no Hoare annotation was computed. [2019-10-22 11:21:15,579 INFO L446 ceAbstractionStarter]: At program point L2851(line 2851) the Hoare annotation is: true [2019-10-22 11:21:15,579 INFO L443 ceAbstractionStarter]: For program point ax_removeEXIT(lines 2848 2855) no Hoare annotation was computed. [2019-10-22 11:21:15,580 INFO L446 ceAbstractionStarter]: At program point hid_hw_closeENTRY(lines 2651 2657) the Hoare annotation is: true [2019-10-22 11:21:15,580 INFO L446 ceAbstractionStarter]: At program point L2654(line 2654) the Hoare annotation is: true [2019-10-22 11:21:15,580 INFO L443 ceAbstractionStarter]: For program point L2654-1(line 2654) no Hoare annotation was computed. [2019-10-22 11:21:15,580 INFO L443 ceAbstractionStarter]: For program point hid_hw_closeEXIT(lines 2651 2657) no Hoare annotation was computed. [2019-10-22 11:21:15,580 INFO L443 ceAbstractionStarter]: For program point hid_hw_closeFINAL(lines 2651 2657) no Hoare annotation was computed. [2019-10-22 11:21:15,601 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:21:15 BoogieIcfgContainer [2019-10-22 11:21:15,601 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:21:15,601 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:21:15,602 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:21:15,602 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:21:15,602 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:21:14" (3/4) ... [2019-10-22 11:21:15,607 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 11:21:15,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-10-22 11:21:15,615 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2019-10-22 11:21:15,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2019-10-22 11:21:15,616 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2019-10-22 11:21:15,630 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 59 nodes and edges [2019-10-22 11:21:15,631 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 11:21:15,632 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-10-22 11:21:15,636 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 11:21:15,637 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 11:21:15,788 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_71d0b17a-5bd9-405f-a502-eb43e88d7bde/bin/utaipan/witness.graphml [2019-10-22 11:21:15,788 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:21:15,790 INFO L168 Benchmark]: Toolchain (without parser) took 3586.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 939.4 MB in the beginning and 895.6 MB in the end (delta: 43.8 MB). Peak memory consumption was 203.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,790 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:15,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1050.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 95.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,791 INFO L168 Benchmark]: Boogie Preprocessor took 79.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:21:15,792 INFO L168 Benchmark]: RCFGBuilder took 1112.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,792 INFO L168 Benchmark]: TraceAbstraction took 1058.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.1 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,792 INFO L168 Benchmark]: Witness Printer took 186.93 ms. Allocated memory is still 1.2 GB. Free memory was 922.1 MB in the beginning and 895.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:21:15,793 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1050.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -156.2 MB). Peak memory consumption was 31.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 95.82 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 79.01 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1112.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 87.3 MB). Peak memory consumption was 87.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1058.27 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 922.1 MB in the end (delta: 79.6 MB). Peak memory consumption was 79.6 MB. Max. memory is 11.5 GB. * Witness Printer took 186.93 ms. Allocated memory is still 1.2 GB. Free memory was 922.1 MB in the beginning and 895.6 MB in the end (delta: 26.5 MB). Peak memory consumption was 26.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2552]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2908]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2873]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3002]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2803]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3109]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2557]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2901]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2562]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2463]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2507]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2507]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2643]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2473]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2608]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3098]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3011]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2961]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2616]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2742]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3119]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 && ldv_spin == 0 - InvariantResult [Line: 2727]: Loop Invariant Derived loop invariant: ldv_spin == 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 112 locations, 1 error locations. Result: SAFE, OverallTime: 0.9s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, HoareTripleCheckerStatistics: 237 SDtfs, 105 SDslu, 117 SDs, 0 SdLazy, 9 SolverSat, 2 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=112occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 67 PreInvPairs, 110 NumberOfFragments, 114 HoareAnnotationTreeSize, 67 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 46 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 69 NumberOfCodeBlocks, 69 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 67 ConstructedInterpolants, 0 QuantifiedInterpolants, 5611 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 2/2 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...