./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/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/config/AutomizerReach.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/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer --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 Automizer --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 [2019-11-15 20:52:11,229 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-15 20:52:11,231 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-15 20:52:11,243 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-15 20:52:11,244 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-15 20:52:11,245 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-15 20:52:11,247 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-15 20:52:11,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-15 20:52:11,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-15 20:52:11,253 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-15 20:52:11,254 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-15 20:52:11,255 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-15 20:52:11,255 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-15 20:52:11,257 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-15 20:52:11,258 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-15 20:52:11,259 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-15 20:52:11,260 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-15 20:52:11,261 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-15 20:52:11,263 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-15 20:52:11,266 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-15 20:52:11,268 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-15 20:52:11,269 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-15 20:52:11,270 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-15 20:52:11,271 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-15 20:52:11,274 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-15 20:52:11,274 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-15 20:52:11,274 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-15 20:52:11,275 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-15 20:52:11,276 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-15 20:52:11,277 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-15 20:52:11,277 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-15 20:52:11,282 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-15 20:52:11,282 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-15 20:52:11,283 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-15 20:52:11,287 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-15 20:52:11,288 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-15 20:52:11,289 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-15 20:52:11,289 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-15 20:52:11,289 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-15 20:52:11,293 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-15 20:52:11,295 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-15 20:52:11,296 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-15 20:52:11,319 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-15 20:52:11,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-15 20:52:11,321 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-15 20:52:11,321 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-15 20:52:11,321 INFO L138 SettingsManager]: * Use SBE=true [2019-11-15 20:52:11,322 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-15 20:52:11,322 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-15 20:52:11,322 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-15 20:52:11,323 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-15 20:52:11,323 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-15 20:52:11,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-15 20:52:11,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-15 20:52:11,325 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-15 20:52:11,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-15 20:52:11,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-15 20:52:11,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-15 20:52:11,326 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-15 20:52:11,326 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-15 20:52:11,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-15 20:52:11,326 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-15 20:52:11,327 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-15 20:52:11,327 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-15 20:52:11,327 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-15 20:52:11,327 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-15 20:52:11,328 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-15 20:52:11,328 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-15 20:52:11,329 INFO L138 SettingsManager]: * To the following directory=dump/ 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/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer 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 -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9402c0fb519c6c58fb7ea53294814d86c249bbb5 [2019-11-15 20:52:11,402 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-15 20:52:11,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-15 20:52:11,418 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-15 20:52:11,420 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-15 20:52:11,420 INFO L275 PluginConnector]: CDTParser initialized [2019-11-15 20:52:11,421 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/../../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-15 20:52:11,489 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/data/c0d13b496/91e3000c25894f5b9f0780d05e8bee70/FLAG25d45e31b [2019-11-15 20:52:12,231 INFO L306 CDTParser]: Found 1 translation units. [2019-11-15 20:52:12,231 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2019-11-15 20:52:12,269 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/data/c0d13b496/91e3000c25894f5b9f0780d05e8bee70/FLAG25d45e31b [2019-11-15 20:52:12,324 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/data/c0d13b496/91e3000c25894f5b9f0780d05e8bee70 [2019-11-15 20:52:12,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-15 20:52:12,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-15 20:52:12,336 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-15 20:52:12,337 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-15 20:52:12,341 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-15 20:52:12,342 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:52:12" (1/1) ... [2019-11-15 20:52:12,345 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@560a1f62 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:12, skipping insertion in model container [2019-11-15 20:52:12,346 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.11 08:52:12" (1/1) ... [2019-11-15 20:52:12,355 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-15 20:52:12,472 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-15 20:52:13,062 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-15 20:52:13,062 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] [2019-11-15 20:52:13,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:52:13,372 INFO L188 MainTranslator]: Completed pre-run [2019-11-15 20:52:13,491 WARN L1068 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2384] [2019-11-15 20:52:13,492 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] [2019-11-15 20:52:13,612 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-15 20:52:13,664 INFO L192 MainTranslator]: Completed translation [2019-11-15 20:52:13,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13 WrapperNode [2019-11-15 20:52:13,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-15 20:52:13,666 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-15 20:52:13,666 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-15 20:52:13,666 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-15 20:52:13,676 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,782 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-15 20:52:13,783 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-15 20:52:13,783 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-15 20:52:13,783 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-15 20:52:13,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,803 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,804 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,840 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,845 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,863 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... [2019-11-15 20:52:13,875 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-15 20:52:13,876 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-15 20:52:13,876 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-15 20:52:13,876 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-15 20:52:13,877 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/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 [2019-11-15 20:52:13,953 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-15 20:52:13,954 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-15 20:52:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 20:52:13,956 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2019-11-15 20:52:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-15 20:52:13,956 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-15 20:52:13,957 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2019-11-15 20:52:13,957 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2019-11-15 20:52:13,959 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2019-11-15 20:52:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2019-11-15 20:52:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-15 20:52:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-15 20:52:13,960 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2019-11-15 20:52:13,960 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2019-11-15 20:52:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-15 20:52:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-15 20:52:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-15 20:52:13,961 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-15 20:52:13,962 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-15 20:52:15,326 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-15 20:52:15,327 INFO L284 CfgBuilder]: Removed 71 assume(true) statements. [2019-11-15 20:52:15,328 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:52:15 BoogieIcfgContainer [2019-11-15 20:52:15,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-15 20:52:15,330 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-15 20:52:15,330 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-15 20:52:15,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-15 20:52:15,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.11 08:52:12" (1/3) ... [2019-11-15 20:52:15,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a517dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:52:15, skipping insertion in model container [2019-11-15 20:52:15,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.11 08:52:13" (2/3) ... [2019-11-15 20:52:15,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a517dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.11 08:52:15, skipping insertion in model container [2019-11-15 20:52:15,336 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:52:15" (3/3) ... [2019-11-15 20:52:15,338 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 [2019-11-15 20:52:15,348 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-15 20:52:15,356 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-11-15 20:52:15,366 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-11-15 20:52:15,391 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-15 20:52:15,391 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-15 20:52:15,392 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-15 20:52:15,392 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-15 20:52:15,392 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-15 20:52:15,392 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-15 20:52:15,392 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-15 20:52:15,392 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-15 20:52:15,418 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states. [2019-11-15 20:52:15,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2019-11-15 20:52:15,426 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:52:15,426 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] [2019-11-15 20:52:15,428 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:52:15,434 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:52:15,434 INFO L82 PathProgramCache]: Analyzing trace with hash -1682427147, now seen corresponding path program 1 times [2019-11-15 20:52:15,444 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:52:15,444 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1068675406] [2019-11-15 20:52:15,445 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:52:15,445 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:52:15,445 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:52:15,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:52:15,875 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-11-15 20:52:15,876 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1068675406] [2019-11-15 20:52:15,876 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:52:15,877 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-11-15 20:52:15,877 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005993081] [2019-11-15 20:52:15,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:52:15,883 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:52:15,897 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:52:15,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:52:15,901 INFO L87 Difference]: Start difference. First operand 110 states. Second operand 3 states. [2019-11-15 20:52:16,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:52:16,022 INFO L93 Difference]: Finished difference Result 210 states and 290 transitions. [2019-11-15 20:52:16,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:52:16,025 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2019-11-15 20:52:16,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:52:16,036 INFO L225 Difference]: With dead ends: 210 [2019-11-15 20:52:16,037 INFO L226 Difference]: Without dead ends: 93 [2019-11-15 20:52:16,041 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 [2019-11-15 20:52:16,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2019-11-15 20:52:16,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 93. [2019-11-15 20:52:16,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2019-11-15 20:52:16,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 127 transitions. [2019-11-15 20:52:16,098 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 127 transitions. Word has length 28 [2019-11-15 20:52:16,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:52:16,099 INFO L462 AbstractCegarLoop]: Abstraction has 93 states and 127 transitions. [2019-11-15 20:52:16,099 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:52:16,100 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2019-11-15 20:52:16,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2019-11-15 20:52:16,103 INFO L372 BasicCegarLoop]: Found error trace [2019-11-15 20:52:16,103 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] [2019-11-15 20:52:16,103 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-15 20:52:16,103 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-15 20:52:16,104 INFO L82 PathProgramCache]: Analyzing trace with hash -1738842150, now seen corresponding path program 1 times [2019-11-15 20:52:16,104 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-11-15 20:52:16,104 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1890492875] [2019-11-15 20:52:16,104 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:52:16,105 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-11-15 20:52:16,105 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-15 20:52:16,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-11-15 20:52:16,446 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2019-11-15 20:52:16,447 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1890492875] [2019-11-15 20:52:16,447 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-11-15 20:52:16,447 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-11-15 20:52:16,448 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244471610] [2019-11-15 20:52:16,449 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-11-15 20:52:16,450 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-11-15 20:52:16,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-11-15 20:52:16,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-11-15 20:52:16,451 INFO L87 Difference]: Start difference. First operand 93 states and 127 transitions. Second operand 3 states. [2019-11-15 20:52:16,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-11-15 20:52:16,471 INFO L93 Difference]: Finished difference Result 93 states and 127 transitions. [2019-11-15 20:52:16,475 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-11-15 20:52:16,475 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 41 [2019-11-15 20:52:16,476 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-11-15 20:52:16,476 INFO L225 Difference]: With dead ends: 93 [2019-11-15 20:52:16,476 INFO L226 Difference]: Without dead ends: 0 [2019-11-15 20:52:16,478 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 [2019-11-15 20:52:16,479 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-11-15 20:52:16,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-11-15 20:52:16,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-11-15 20:52:16,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-11-15 20:52:16,481 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2019-11-15 20:52:16,481 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-11-15 20:52:16,481 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-11-15 20:52:16,482 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-11-15 20:52:16,482 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-11-15 20:52:16,482 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-11-15 20:52:16,488 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-11-15 20:52:16,705 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,705 INFO L446 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: true [2019-11-15 20:52:16,706 INFO L446 ceAbstractionStarter]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2019-11-15 20:52:16,706 INFO L443 ceAbstractionStarter]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,706 INFO L443 ceAbstractionStarter]: For program point L2827(lines 2827 2831) no Hoare annotation was computed. [2019-11-15 20:52:16,706 INFO L443 ceAbstractionStarter]: For program point L2662(lines 2662 2667) no Hoare annotation was computed. [2019-11-15 20:52:16,706 INFO L443 ceAbstractionStarter]: For program point L2629-1(line 2629) no Hoare annotation was computed. [2019-11-15 20:52:16,706 INFO L446 ceAbstractionStarter]: At program point L2629(line 2629) the Hoare annotation is: true [2019-11-15 20:52:16,707 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,707 INFO L439 ceAbstractionStarter]: At program point L2613(lines 2608 2615) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,707 INFO L443 ceAbstractionStarter]: For program point L2514(lines 2514 2521) no Hoare annotation was computed. [2019-11-15 20:52:16,707 INFO L443 ceAbstractionStarter]: For program point L2960(line 2960) no Hoare annotation was computed. [2019-11-15 20:52:16,707 INFO L443 ceAbstractionStarter]: For program point L2514-1(lines 2514 2521) no Hoare annotation was computed. [2019-11-15 20:52:16,707 INFO L443 ceAbstractionStarter]: For program point L2977(line 2977) no Hoare annotation was computed. [2019-11-15 20:52:16,707 INFO L439 ceAbstractionStarter]: At program point L2878(lines 2873 2880) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,708 INFO L439 ceAbstractionStarter]: At program point L2845(lines 2803 2847) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,708 INFO L439 ceAbstractionStarter]: At program point L2548(lines 3011 3020) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,708 INFO L443 ceAbstractionStarter]: For program point L2961(lines 2961 2975) no Hoare annotation was computed. [2019-11-15 20:52:16,708 INFO L439 ceAbstractionStarter]: At program point L3110(lines 3109 3111) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,708 INFO L439 ceAbstractionStarter]: At program point L2565(lines 2562 2567) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L439 ceAbstractionStarter]: At program point L3077(lines 3076 3078) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L439 ceAbstractionStarter]: At program point L2648(lines 2643 2650) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L439 ceAbstractionStarter]: At program point L2632(lines 2616 2634) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L439 ceAbstractionStarter]: At program point L2467(lines 2463 2469) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L439 ceAbstractionStarter]: At program point L2963-1(lines 2961 2974) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,709 INFO L443 ceAbstractionStarter]: For program point L2963(lines 2963 2968) no Hoare annotation was computed. [2019-11-15 20:52:16,710 INFO L439 ceAbstractionStarter]: At program point L2765(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,710 INFO L443 ceAbstractionStarter]: For program point L2749(lines 2749 2753) no Hoare annotation was computed. [2019-11-15 20:52:16,710 INFO L439 ceAbstractionStarter]: At program point L3096(lines 3095 3097) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,710 INFO L443 ceAbstractionStarter]: For program point L2551(line 2551) no Hoare annotation was computed. [2019-11-15 20:52:16,710 INFO L443 ceAbstractionStarter]: For program point L2766(lines 2766 2769) no Hoare annotation was computed. [2019-11-15 20:52:16,710 INFO L439 ceAbstractionStarter]: At program point L3080(lines 1 3137) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,711 INFO L443 ceAbstractionStarter]: For program point L3014(lines 3014 3017) no Hoare annotation was computed. [2019-11-15 20:52:16,711 INFO L443 ceAbstractionStarter]: For program point L2948(line 2948) no Hoare annotation was computed. [2019-11-15 20:52:16,711 INFO L443 ceAbstractionStarter]: For program point L2816(lines 2816 2819) no Hoare annotation was computed. [2019-11-15 20:52:16,711 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,711 INFO L443 ceAbstractionStarter]: For program point L2816-2(lines 2816 2819) no Hoare annotation was computed. [2019-11-15 20:52:16,711 INFO L439 ceAbstractionStarter]: At program point L2800(lines 2727 2802) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,712 INFO L443 ceAbstractionStarter]: For program point L2833(lines 2833 2837) no Hoare annotation was computed. [2019-11-15 20:52:16,712 INFO L439 ceAbstractionStarter]: At program point L2767(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,712 INFO L443 ceAbstractionStarter]: For program point L2833-2(lines 2833 2837) no Hoare annotation was computed. [2019-11-15 20:52:16,712 INFO L443 ceAbstractionStarter]: For program point L2949(lines 2949 2982) no Hoare annotation was computed. [2019-11-15 20:52:16,712 INFO L443 ceAbstractionStarter]: For program point L2784(lines 2784 2787) no Hoare annotation was computed. [2019-11-15 20:52:16,712 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2552) no Hoare annotation was computed. [2019-11-15 20:52:16,713 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)) [2019-11-15 20:52:16,713 INFO L439 ceAbstractionStarter]: At program point L2520-1(lines 2507 2523) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,713 INFO L443 ceAbstractionStarter]: For program point L2933(line 2933) no Hoare annotation was computed. [2019-11-15 20:52:16,713 INFO L443 ceAbstractionStarter]: For program point L2917(lines 2917 2986) no Hoare annotation was computed. [2019-11-15 20:52:16,713 INFO L443 ceAbstractionStarter]: For program point L2934(lines 2934 2939) no Hoare annotation was computed. [2019-11-15 20:52:16,713 INFO L443 ceAbstractionStarter]: For program point L2984(line 2984) no Hoare annotation was computed. [2019-11-15 20:52:16,714 INFO L443 ceAbstractionStarter]: For program point L2918(line 2918) no Hoare annotation was computed. [2019-11-15 20:52:16,715 INFO L443 ceAbstractionStarter]: For program point L2951(lines 2951 2979) no Hoare annotation was computed. [2019-11-15 20:52:16,718 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,718 INFO L443 ceAbstractionStarter]: For program point L2935-1(line 2935) no Hoare annotation was computed. [2019-11-15 20:52:16,718 INFO L446 ceAbstractionStarter]: At program point L2935(line 2935) the Hoare annotation is: true [2019-11-15 20:52:16,719 INFO L443 ceAbstractionStarter]: For program point L2952(line 2952) no Hoare annotation was computed. [2019-11-15 20:52:16,719 INFO L443 ceAbstractionStarter]: For program point L2919(lines 2919 2946) no Hoare annotation was computed. [2019-11-15 20:52:16,719 INFO L439 ceAbstractionStarter]: At program point L2771(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,719 INFO L443 ceAbstractionStarter]: For program point L2953(lines 2953 2958) no Hoare annotation was computed. [2019-11-15 20:52:16,720 INFO L443 ceAbstractionStarter]: For program point L2821(lines 2821 2825) no Hoare annotation was computed. [2019-11-15 20:52:16,720 INFO L443 ceAbstractionStarter]: For program point L2623(lines 2623 2626) no Hoare annotation was computed. [2019-11-15 20:52:16,720 INFO L443 ceAbstractionStarter]: For program point L3135(lines 3135 3137) no Hoare annotation was computed. [2019-11-15 20:52:16,720 INFO L443 ceAbstractionStarter]: For program point L2772(lines 2772 2775) no Hoare annotation was computed. [2019-11-15 20:52:16,721 INFO L439 ceAbstractionStarter]: At program point L2987(lines 2908 2992) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,721 INFO L443 ceAbstractionStarter]: For program point L2921(lines 2921 2943) no Hoare annotation was computed. [2019-11-15 20:52:16,734 INFO L446 ceAbstractionStarter]: At program point L2558(lines 2557 2560) the Hoare annotation is: true [2019-11-15 20:52:16,734 INFO L439 ceAbstractionStarter]: At program point L3103(lines 3102 3104) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,734 INFO L446 ceAbstractionStarter]: At program point L2558-2(lines 2557 2560) the Hoare annotation is: true [2019-11-15 20:52:16,735 INFO L446 ceAbstractionStarter]: At program point L2558-1(lines 2557 2560) the Hoare annotation is: true [2019-11-15 20:52:16,735 INFO L446 ceAbstractionStarter]: At program point L2971(lines 1 3137) the Hoare annotation is: true [2019-11-15 20:52:16,735 INFO L443 ceAbstractionStarter]: For program point L2839(lines 2839 2844) no Hoare annotation was computed. [2019-11-15 20:52:16,735 INFO L439 ceAbstractionStarter]: At program point L2773(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,736 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)) [2019-11-15 20:52:16,736 INFO L439 ceAbstractionStarter]: At program point L2476(lines 2473 2478) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,736 INFO L443 ceAbstractionStarter]: For program point L2922(line 2922) no Hoare annotation was computed. [2019-11-15 20:52:16,736 INFO L443 ceAbstractionStarter]: For program point L2790(lines 2790 2793) no Hoare annotation was computed. [2019-11-15 20:52:16,737 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,737 INFO L443 ceAbstractionStarter]: For program point L-1-1(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,737 INFO L443 ceAbstractionStarter]: For program point L-1-2(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,737 INFO L443 ceAbstractionStarter]: For program point L-1-3(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,738 INFO L443 ceAbstractionStarter]: For program point L-1-4(line -1) no Hoare annotation was computed. [2019-11-15 20:52:16,738 INFO L443 ceAbstractionStarter]: For program point L2923(lines 2923 2931) no Hoare annotation was computed. [2019-11-15 20:52:16,738 INFO L439 ceAbstractionStarter]: At program point L2791(lines 2742 2801) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,738 INFO L439 ceAbstractionStarter]: At program point L3006(lines 3002 3008) the Hoare annotation is: (= ~ldv_spin~0 0) [2019-11-15 20:52:16,738 INFO L443 ceAbstractionStarter]: For program point L2841-1(line 2841) no Hoare annotation was computed. [2019-11-15 20:52:16,739 INFO L446 ceAbstractionStarter]: At program point L2841(line 2841) the Hoare annotation is: true [2019-11-15 20:52:16,739 INFO L446 ceAbstractionStarter]: At program point L3106(lines 1 3137) the Hoare annotation is: true [2019-11-15 20:52:16,739 INFO L443 ceAbstractionStarter]: For program point L2941(line 2941) no Hoare annotation was computed. [2019-11-15 20:52:16,739 INFO L443 ceAbstractionStarter]: For program point L2776(line 2776) no Hoare annotation was computed. [2019-11-15 20:52:16,740 INFO L443 ceAbstractionStarter]: For program point L2776-2(lines 2776 2781) no Hoare annotation was computed. [2019-11-15 20:52:16,740 INFO L446 ceAbstractionStarter]: At program point L2991(lines 2901 2993) the Hoare annotation is: true [2019-11-15 20:52:16,740 INFO L443 ceAbstractionStarter]: For program point L2925(lines 2925 2929) no Hoare annotation was computed. [2019-11-15 20:52:16,740 INFO L443 ceAbstractionStarter]: For program point L2628(lines 2628 2631) no Hoare annotation was computed. [2019-11-15 20:52:16,741 INFO L443 ceAbstractionStarter]: For program point L2628-2(lines 2628 2631) no Hoare annotation was computed. [2019-11-15 20:52:16,741 INFO L443 ceAbstractionStarter]: For program point hid_hw_stopFINAL(lines 2635 2642) no Hoare annotation was computed. [2019-11-15 20:52:16,741 INFO L443 ceAbstractionStarter]: For program point L2639-1(line 2639) no Hoare annotation was computed. [2019-11-15 20:52:16,741 INFO L446 ceAbstractionStarter]: At program point L2639(line 2639) the Hoare annotation is: true [2019-11-15 20:52:16,742 INFO L446 ceAbstractionStarter]: At program point L3099(lines 3098 3100) the Hoare annotation is: true [2019-11-15 20:52:16,742 INFO L446 ceAbstractionStarter]: At program point hid_hw_stopENTRY(lines 2635 2642) the Hoare annotation is: true [2019-11-15 20:52:16,742 INFO L443 ceAbstractionStarter]: For program point hid_hw_stopEXIT(lines 2635 2642) no Hoare annotation was computed. [2019-11-15 20:52:16,742 INFO L443 ceAbstractionStarter]: For program point ax_removeFINAL(lines 2848 2855) no Hoare annotation was computed. [2019-11-15 20:52:16,742 INFO L446 ceAbstractionStarter]: At program point ax_removeENTRY(lines 2848 2855) the Hoare annotation is: true [2019-11-15 20:52:16,743 INFO L443 ceAbstractionStarter]: For program point L2851-1(line 2851) no Hoare annotation was computed. [2019-11-15 20:52:16,743 INFO L446 ceAbstractionStarter]: At program point L2851(line 2851) the Hoare annotation is: true [2019-11-15 20:52:16,743 INFO L443 ceAbstractionStarter]: For program point ax_removeEXIT(lines 2848 2855) no Hoare annotation was computed. [2019-11-15 20:52:16,743 INFO L446 ceAbstractionStarter]: At program point hid_hw_closeENTRY(lines 2651 2657) the Hoare annotation is: true [2019-11-15 20:52:16,744 INFO L446 ceAbstractionStarter]: At program point L2654(line 2654) the Hoare annotation is: true [2019-11-15 20:52:16,744 INFO L443 ceAbstractionStarter]: For program point L2654-1(line 2654) no Hoare annotation was computed. [2019-11-15 20:52:16,744 INFO L443 ceAbstractionStarter]: For program point hid_hw_closeEXIT(lines 2651 2657) no Hoare annotation was computed. [2019-11-15 20:52:16,744 INFO L443 ceAbstractionStarter]: For program point hid_hw_closeFINAL(lines 2651 2657) no Hoare annotation was computed. [2019-11-15 20:52:16,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 15.11 08:52:16 BoogieIcfgContainer [2019-11-15 20:52:16,763 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-15 20:52:16,764 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-15 20:52:16,764 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-15 20:52:16,764 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-15 20:52:16,765 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.11 08:52:15" (3/4) ... [2019-11-15 20:52:16,772 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-11-15 20:52:16,796 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2019-11-15 20:52:16,796 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2019-11-15 20:52:16,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2019-11-15 20:52:16,797 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2019-11-15 20:52:16,814 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 55 nodes and edges [2019-11-15 20:52:16,816 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2019-11-15 20:52:16,818 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2019-11-15 20:52:16,819 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-11-15 20:52:16,821 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-11-15 20:52:17,025 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_f3988d5c-de7a-4bc5-9d87-bed2003ec277/bin/uautomizer/witness.graphml [2019-11-15 20:52:17,025 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-15 20:52:17,028 INFO L168 Benchmark]: Toolchain (without parser) took 4699.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 939.4 MB in the beginning and 897.0 MB in the end (delta: 42.3 MB). Peak memory consumption was 201.2 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,029 INFO L168 Benchmark]: CDTParser took 0.24 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. [2019-11-15 20:52:17,029 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1329.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,030 INFO L168 Benchmark]: Boogie Procedure Inliner took 116.72 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,030 INFO L168 Benchmark]: Boogie Preprocessor took 92.59 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,031 INFO L168 Benchmark]: RCFGBuilder took 1453.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.3 MB in the end (delta: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,031 INFO L168 Benchmark]: TraceAbstraction took 1433.40 ms. Allocated memory is still 1.2 GB. Free memory was 996.3 MB in the beginning and 925.4 MB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,032 INFO L168 Benchmark]: Witness Printer took 261.96 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 897.0 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 MB. Max. memory is 11.5 GB. [2019-11-15 20:52:17,035 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 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 1329.09 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 158.9 MB). Free memory was 939.4 MB in the beginning and 1.1 GB in the end (delta: -157.4 MB). Peak memory consumption was 30.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 116.72 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 92.59 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: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1453.04 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 996.3 MB in the end (delta: 86.3 MB). Peak memory consumption was 86.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1433.40 ms. Allocated memory is still 1.2 GB. Free memory was 996.3 MB in the beginning and 925.4 MB in the end (delta: 70.9 MB). Peak memory consumption was 70.9 MB. Max. memory is 11.5 GB. * Witness Printer took 261.96 ms. Allocated memory is still 1.2 GB. Free memory was 925.4 MB in the beginning and 897.0 MB in the end (delta: 28.4 MB). Peak memory consumption was 28.4 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: 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: 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, 110 locations, 1 error locations. Result: SAFE, OverallTime: 1.3s, OverallIterations: 2, TraceHistogramMax: 2, AutomataDifference: 0.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, HoareTripleCheckerStatistics: 229 SDtfs, 99 SDslu, 115 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=110occurred 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, 44 LocationsWithAnnotation, 65 PreInvPairs, 107 NumberOfFragments, 104 HoareAnnotationTreeSize, 65 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.3s 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...