./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.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_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 fcd1028582e5888d93d27a606a66977664f22eda ................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 fcd1028582e5888d93d27a606a66977664f22eda ......................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 11:25:26,447 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:25:26,448 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:25:26,460 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:25:26,460 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:25:26,461 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:25:26,462 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:25:26,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:25:26,464 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:25:26,464 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:25:26,465 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:25:26,466 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:25:26,466 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:25:26,467 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:25:26,467 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:25:26,468 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:25:26,469 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:25:26,469 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:25:26,470 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:25:26,472 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:25:26,473 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:25:26,474 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:25:26,474 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:25:26,475 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:25:26,476 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:25:26,477 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:25:26,477 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:25:26,477 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:25:26,478 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:25:26,478 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:25:26,479 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:25:26,479 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:25:26,480 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:25:26,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:25:26,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:25:26,481 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:25:26,482 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:25:26,482 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:25:26,482 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:25:26,486 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:25:26,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:25:26,487 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-10-22 11:25:26,505 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:25:26,506 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:25:26,506 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:25:26,507 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:25:26,507 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:25:26,507 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:25:26,507 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:25:26,507 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:25:26,508 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:25:26,508 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:25:26,508 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:25:26,508 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:25:26,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:25:26,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:25:26,509 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:25:26,509 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:25:26,509 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:25:26,510 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:25:26,510 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:25:26,510 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:25:26,510 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:25:26,510 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:25:26,511 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:25:26,511 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:25:26,511 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:25:26,511 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:25:26,511 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:25:26,511 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:25:26,512 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:25:26,512 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:25:26,512 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:25:26,512 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:25:26,512 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-10-22 11:25:26,513 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_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 -> fcd1028582e5888d93d27a606a66977664f22eda [2019-10-22 11:25:26,549 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:25:26,558 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:25:26,561 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:25:26,562 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:25:26,563 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:25:26,563 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:26,614 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/552a9e68d/3c43e8861ed440c19b56024820b7b312/FLAGfac61f544 [2019-10-22 11:25:27,138 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:25:27,138 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:27,159 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/552a9e68d/3c43e8861ed440c19b56024820b7b312/FLAGfac61f544 [2019-10-22 11:25:27,594 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/552a9e68d/3c43e8861ed440c19b56024820b7b312 [2019-10-22 11:25:27,597 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:25:27,598 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:25:27,599 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:27,599 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:25:27,602 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:25:27,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:27" (1/1) ... [2019-10-22 11:25:27,605 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d0e713 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:27, skipping insertion in model container [2019-10-22 11:25:27,605 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:27" (1/1) ... [2019-10-22 11:25:27,612 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:25:27,698 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:25:28,601 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:28,617 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:25:28,788 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:28,881 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:25:28,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28 WrapperNode [2019-10-22 11:25:28,882 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:28,883 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:28,883 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:25:28,883 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:25:28,891 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:28,931 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,063 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:29,064 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:25:29,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:25:29,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:25:29,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,096 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,096 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,180 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,202 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... [2019-10-22 11:25:29,239 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:25:29,241 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:25:29,241 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:25:29,242 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:25:29,242 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 11:25:29,302 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:25:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:25:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:25:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-22 11:25:29,303 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:25:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:25:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-22 11:25:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:25:29,305 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:25:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:25:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:25:29,306 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:25:29,306 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:25:32,822 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:25:32,822 INFO L284 CfgBuilder]: Removed 516 assume(true) statements. [2019-10-22 11:25:32,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:32 BoogieIcfgContainer [2019-10-22 11:25:32,823 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:25:32,824 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:25:32,824 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:25:32,827 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:25:32,827 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:25:27" (1/3) ... [2019-10-22 11:25:32,828 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f00c956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:32, skipping insertion in model container [2019-10-22 11:25:32,828 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:28" (2/3) ... [2019-10-22 11:25:32,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f00c956 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:32, skipping insertion in model container [2019-10-22 11:25:32,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:32" (3/3) ... [2019-10-22 11:25:32,830 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:32,839 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:25:32,846 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:25:32,856 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:25:32,880 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:25:32,880 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:25:32,880 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:25:32,880 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:25:32,880 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:25:32,880 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:25:32,880 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:25:32,880 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:25:32,901 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-10-22 11:25:32,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 11:25:32,907 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:32,908 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:25:32,909 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:32,915 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:32,915 INFO L82 PathProgramCache]: Analyzing trace with hash -581152276, now seen corresponding path program 1 times [2019-10-22 11:25:32,923 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:25:32,924 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445014406] [2019-10-22 11:25:32,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:32,924 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:25:32,924 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:25:33,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:25:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:25:33,986 INFO L168 tionRefinementEngine]: Strategy TAIPAN found a feasible trace [2019-10-22 11:25:33,986 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 11:25:34,033 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,040 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,041 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,042 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,043 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,044 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,045 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,046 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,049 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,050 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,051 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,052 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,055 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,056 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,056 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,057 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,058 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:34,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:34,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:34,059 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:34,069 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:25:34 BoogieIcfgContainer [2019-10-22 11:25:34,069 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:25:34,070 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:25:34,070 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:25:34,070 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:25:34,071 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:32" (3/4) ... [2019-10-22 11:25:34,076 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 11:25:34,076 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:25:34,079 INFO L168 Benchmark]: Toolchain (without parser) took 6479.67 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 213.9 MB). Free memory was 939.2 MB in the beginning and 1.0 GB in the end (delta: -81.9 MB). Peak memory consumption was 132.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:34,080 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:34,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1283.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.2 MB in the beginning and 1.0 GB in the end (delta: -89.6 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:34,081 INFO L168 Benchmark]: Boogie Procedure Inliner took 181.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:34,082 INFO L168 Benchmark]: Boogie Preprocessor took 176.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 985.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:34,082 INFO L168 Benchmark]: RCFGBuilder took 3582.55 ms. Allocated memory is still 1.2 GB. Free memory was 985.8 MB in the beginning and 868.4 MB in the end (delta: 117.4 MB). Peak memory consumption was 144.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:34,082 INFO L168 Benchmark]: TraceAbstraction took 1245.36 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.0 MB). Free memory was 868.4 MB in the beginning and 1.0 GB in the end (delta: -152.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:34,083 INFO L168 Benchmark]: Witness Printer took 6.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:34,086 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 966.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1283.25 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 939.2 MB in the beginning and 1.0 GB in the end (delta: -89.6 MB). Peak memory consumption was 62.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 181.30 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 26.8 MB). Peak memory consumption was 26.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 176.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 985.8 MB in the end (delta: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3582.55 ms. Allocated memory is still 1.2 GB. Free memory was 985.8 MB in the beginning and 868.4 MB in the end (delta: 117.4 MB). Peak memory consumption was 144.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1245.36 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 76.0 MB). Free memory was 868.4 MB in the beginning and 1.0 GB in the end (delta: -152.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 6.55 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4048]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 3022. Possible FailurePath: [L3021-L3022] static struct comedi_driver driver_pcidio = {0, "ni_pcidio", & __this_module, & nidio_attach, & nidio_detach, 0U, 0, 0}; [L3023-L3033] static struct nidio_board const nidio_boards[10U] = { {4432, "pci-dio-32hs", 0, 1U, (unsigned char)0}, {4896, "pxi-6533", 0, 1U, (unsigned char)0}, {4784, "pci-6534", 0, 1U, 1U}, {352, "pci-dio-96", 4, 0U, (unsigned char)0}, {5680, "pci-dio-96b", 4, 0U, (unsigned char)0}, {5056, "pxi-6508", 4, 0U, (unsigned char)0}, {1024, "pci-6503", 1, 0U, (unsigned char)0}, {4688, "pci-6503b", 1, 0U, (unsigned char)0}, {6096, "pci-6503x", 1, 0U, (unsigned char)0}, {6144, "pxi-6503", 1, 0U, (unsigned char)0}}; [L3034-L3045] static struct pci_device_id const ni_pcidio_pci_table[11U] = { {4243U, 4432U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4896U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4784U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 352U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 5680U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 5056U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4688U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 6096U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 6144U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L3046] struct pci_device_id const __mod_pci_device_table ; [L3956-L3963] static struct pci_driver driver_pcidio_pci_driver = {{0, 0}, 0, (struct pci_device_id const *)(& ni_pcidio_pci_table), & driver_pcidio_pci_probe, & driver_pcidio_pci_remove, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, {{{{{0U}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}}; [L3991] int LDV_IN_INTERRUPT ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=0, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] [L3994] struct comedi_device *var_group1 ; [L3995] struct comedi_devconfig *var_group2 ; [L3996] int var_nidio_interrupt_6_p0 ; [L3997] void *var_nidio_interrupt_6_p1 ; [L3998] int tmp ; [L3999] int tmp___0 ; [L4000] int tmp___1 ; [L4002] LDV_IN_INTERRUPT = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] [L3966] int retval ; [L3967] int tmp ; [L4111] return __VERIFIER_nondet_int(); [L3969] retval = comedi_driver_register(& driver_pcidio) [L3970] COND TRUE retval < 0 [L3971] return (retval); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] [L4005] tmp = driver_pcidio_init_module() [L4006] COND TRUE tmp != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] [L4062] int tmp ; [L4063] int tmp___0 ; [L4064] int tmp___1 ; [L4163] return __VERIFIER_nondet_int(); [L4066] tmp = ldv_module_license() [L4067] COND FALSE !(tmp == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] [L4048] __VERIFIER_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={4294967305:4294967310}, driver_pcidio={2:0}, driver_pcidio_pci_driver={1:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={-7:0}, nidio_boards={-19:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 556 locations, 3 error locations. Result: UNSAFE, OverallTime: 1.1s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=556occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-cad4683 [2019-10-22 11:25:36,143 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:25:36,144 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:25:36,154 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:25:36,155 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:25:36,156 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:25:36,157 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:25:36,158 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:25:36,159 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:25:36,160 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:25:36,161 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:25:36,162 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:25:36,162 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:25:36,163 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:25:36,164 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:25:36,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:25:36,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:25:36,166 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:25:36,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:25:36,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:25:36,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:25:36,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:25:36,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:25:36,172 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:25:36,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:25:36,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:25:36,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:25:36,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:25:36,176 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:25:36,177 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:25:36,177 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:25:36,178 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:25:36,186 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:25:36,186 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:25:36,187 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:25:36,187 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:25:36,188 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:25:36,188 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:25:36,188 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:25:36,189 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:25:36,190 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:25:36,190 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-10-22 11:25:36,207 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:25:36,213 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:25:36,213 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:25:36,214 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:25:36,214 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:25:36,214 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:25:36,214 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:25:36,214 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:25:36,214 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:25:36,215 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:25:36,215 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:25:36,215 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:25:36,215 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:25:36,216 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:25:36,216 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:25:36,217 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:25:36,217 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:25:36,217 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:25:36,217 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:25:36,217 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:25:36,217 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:25:36,218 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:25:36,218 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:25:36,219 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:25:36,219 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:25:36,219 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:25:36,219 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 -> fcd1028582e5888d93d27a606a66977664f22eda [2019-10-22 11:25:36,256 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:25:36,272 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:25:36,278 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:25:36,280 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:25:36,280 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:25:36,281 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:36,324 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/a3c4763bc/c5ee30aa20b24e4bbe54a60fcb2832c5/FLAGdd45f5a8c [2019-10-22 11:25:36,902 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:25:36,903 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:36,923 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/a3c4763bc/c5ee30aa20b24e4bbe54a60fcb2832c5/FLAGdd45f5a8c [2019-10-22 11:25:37,097 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/data/a3c4763bc/c5ee30aa20b24e4bbe54a60fcb2832c5 [2019-10-22 11:25:37,099 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:25:37,100 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:25:37,101 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:37,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:25:37,104 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:25:37,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:37" (1/1) ... [2019-10-22 11:25:37,109 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2490024c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:37, skipping insertion in model container [2019-10-22 11:25:37,109 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:25:37" (1/1) ... [2019-10-22 11:25:37,119 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:25:37,192 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:25:38,235 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:38,266 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:25:38,512 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:25:38,652 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:25:38,653 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38 WrapperNode [2019-10-22 11:25:38,653 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:25:38,654 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:38,654 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:25:38,654 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:25:38,664 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,722 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,861 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:25:38,862 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:25:38,862 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:25:38,862 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:25:38,871 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,871 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:38,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:39,007 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:39,024 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... [2019-10-22 11:25:39,045 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:25:39,047 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:25:39,047 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:25:39,048 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:25:39,049 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/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 11:25:39,108 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-10-22 11:25:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-10-22 11:25:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:25:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-10-22 11:25:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:25:39,109 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-22 11:25:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:25:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:25:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-10-22 11:25:39,110 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-10-22 11:25:39,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:25:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-10-22 11:25:39,112 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:25:39,112 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:25:44,579 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:25:44,579 INFO L284 CfgBuilder]: Removed 516 assume(true) statements. [2019-10-22 11:25:44,580 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:44 BoogieIcfgContainer [2019-10-22 11:25:44,580 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:25:44,581 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:25:44,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:25:44,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:25:44,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:25:37" (1/3) ... [2019-10-22 11:25:44,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc24df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:44, skipping insertion in model container [2019-10-22 11:25:44,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:25:38" (2/3) ... [2019-10-22 11:25:44,586 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@23dc24df and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:25:44, skipping insertion in model container [2019-10-22 11:25:44,586 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:44" (3/3) ... [2019-10-22 11:25:44,587 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-10-22 11:25:44,596 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:25:44,603 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:25:44,613 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:25:44,642 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:25:44,643 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:25:44,643 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:25:44,643 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:25:44,643 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:25:44,643 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:25:44,643 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:25:44,643 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:25:44,668 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-10-22 11:25:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 11:25:44,677 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:25:44,678 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:25:44,680 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:25:44,686 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:25:44,686 INFO L82 PathProgramCache]: Analyzing trace with hash -581152276, now seen corresponding path program 1 times [2019-10-22 11:25:44,699 INFO L157 tionRefinementEngine]: Executing refinement strategy WALRUS [2019-10-22 11:25:44,700 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [1498619525] [2019-10-22 11:25:44,700 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_a8b2d623-cdf8-43f9-ba98-9732e04dd17b/bin/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 11:25:49,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:25:55,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:25:55,389 INFO L168 tionRefinementEngine]: Strategy WALRUS found a feasible trace [2019-10-22 11:25:55,391 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 11:25:55,592 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 11:25:55,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,635 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,635 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,635 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,635 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,636 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,638 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,645 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,647 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:25:55,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:25:55,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:25:55,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:25:55,669 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:25:55 BoogieIcfgContainer [2019-10-22 11:25:55,670 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:25:55,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:25:55,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:25:55,670 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:25:55,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:25:44" (3/4) ... [2019-10-22 11:25:55,678 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 11:25:55,678 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:25:55,680 INFO L168 Benchmark]: Toolchain (without parser) took 18579.00 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 274.2 MB). Free memory was 948.3 MB in the beginning and 919.3 MB in the end (delta: 29.0 MB). Peak memory consumption was 303.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,680 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:55,681 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1552.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 948.3 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 88.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,682 INFO L168 Benchmark]: Boogie Procedure Inliner took 207.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,683 INFO L168 Benchmark]: Boogie Preprocessor took 185.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,684 INFO L168 Benchmark]: RCFGBuilder took 5533.38 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -35.0 MB). Peak memory consumption was 190.3 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,685 INFO L168 Benchmark]: TraceAbstraction took 11088.44 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 919.3 MB in the end (delta: 121.8 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:25:55,686 INFO L168 Benchmark]: Witness Printer took 7.90 ms. Allocated memory is still 1.3 GB. Free memory is still 919.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:25:55,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 977.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1552.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 172.5 MB). Free memory was 948.3 MB in the beginning and 1.0 GB in the end (delta: -97.3 MB). Peak memory consumption was 88.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 207.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 185.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 5533.38 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.7 MB). Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -35.0 MB). Peak memory consumption was 190.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11088.44 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 919.3 MB in the end (delta: 121.8 MB). Peak memory consumption was 121.8 MB. Max. memory is 11.5 GB. * Witness Printer took 7.90 ms. Allocated memory is still 1.3 GB. Free memory is still 919.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4048]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 3022. Possible FailurePath: [L3021-L3022] static struct comedi_driver driver_pcidio = {0, "ni_pcidio", & __this_module, & nidio_attach, & nidio_detach, 0U, 0, 0}; [L3023-L3033] static struct nidio_board const nidio_boards[10U] = { {4432, "pci-dio-32hs", 0, 1U, (unsigned char)0}, {4896, "pxi-6533", 0, 1U, (unsigned char)0}, {4784, "pci-6534", 0, 1U, 1U}, {352, "pci-dio-96", 4, 0U, (unsigned char)0}, {5680, "pci-dio-96b", 4, 0U, (unsigned char)0}, {5056, "pxi-6508", 4, 0U, (unsigned char)0}, {1024, "pci-6503", 1, 0U, (unsigned char)0}, {4688, "pci-6503b", 1, 0U, (unsigned char)0}, {6096, "pci-6503x", 1, 0U, (unsigned char)0}, {6144, "pxi-6503", 1, 0U, (unsigned char)0}}; [L3034-L3045] static struct pci_device_id const ni_pcidio_pci_table[11U] = { {4243U, 4432U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4896U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4784U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 352U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 5680U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 5056U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 1024U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 4688U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 6096U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 6144U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L3046] struct pci_device_id const __mod_pci_device_table ; [L3956-L3963] static struct pci_driver driver_pcidio_pci_driver = {{0, 0}, 0, (struct pci_device_id const *)(& ni_pcidio_pci_table), & driver_pcidio_pci_probe, & driver_pcidio_pci_remove, 0, 0, 0, 0, 0, 0, {0, 0, 0, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, {{{{{0U}, 0U, 0U, 0, {0, {0, 0}, 0, 0, 0UL}}}}, {0, 0}}}; [L3991] int LDV_IN_INTERRUPT ; VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=0, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] [L3994] struct comedi_device *var_group1 ; [L3995] struct comedi_devconfig *var_group2 ; [L3996] int var_nidio_interrupt_6_p0 ; [L3997] void *var_nidio_interrupt_6_p1 ; [L3998] int tmp ; [L3999] int tmp___0 ; [L4000] int tmp___1 ; [L4002] LDV_IN_INTERRUPT = 1 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] [L3966] int retval ; [L3967] int tmp ; [L4111] return __VERIFIER_nondet_int(); [L3969] retval = comedi_driver_register(& driver_pcidio) [L3970] COND TRUE retval < 0 [L3971] return (retval); VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] [L4005] tmp = driver_pcidio_init_module() [L4006] COND TRUE tmp != 0 VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] [L4062] int tmp ; [L4063] int tmp___0 ; [L4064] int tmp___1 ; [L4163] return __VERIFIER_nondet_int(); [L4066] tmp = ldv_module_license() [L4067] COND FALSE !(tmp == 1) VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] [L4048] __VERIFIER_error() VAL [__mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __mod_pci_device_table=0, __this_module={0:0}, driver_pcidio={1170136030:0}, driver_pcidio_pci_driver={804257770:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1610612488:0}, nidio_boards={1156578657:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 556 locations, 3 error locations. Result: UNSAFE, OverallTime: 11.0s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=556occurred 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: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 4.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 could not prove your program: unable to determine feasibility of some traces Received shutdown request...