./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 678e0110 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/AutomizerReach.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/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 925e2fc50432b3e398326f1ab6d169f5c8a66dab .......................................................................................................................................................................................................................................................................................................................................................................................................................... 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/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/AutomizerReach.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/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 925e2fc50432b3e398326f1ab6d169f5c8a66dab ...................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.24-678e011 [2019-11-20 01:58:18,974 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 01:58:18,976 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 01:58:18,988 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 01:58:18,989 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 01:58:18,990 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 01:58:18,992 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 01:58:19,001 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 01:58:19,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 01:58:19,010 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 01:58:19,011 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 01:58:19,012 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 01:58:19,013 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 01:58:19,015 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 01:58:19,016 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 01:58:19,017 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 01:58:19,017 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 01:58:19,018 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 01:58:19,021 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 01:58:19,024 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 01:58:19,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 01:58:19,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 01:58:19,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 01:58:19,033 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 01:58:19,036 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 01:58:19,036 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 01:58:19,036 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 01:58:19,038 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 01:58:19,038 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 01:58:19,039 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 01:58:19,040 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 01:58:19,041 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 01:58:19,042 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 01:58:19,043 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 01:58:19,044 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 01:58:19,044 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 01:58:19,045 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 01:58:19,045 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 01:58:19,045 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 01:58:19,046 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 01:58:19,047 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 01:58:19,048 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2019-11-20 01:58:19,075 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 01:58:19,075 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 01:58:19,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 01:58:19,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 01:58:19,077 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 01:58:19,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 01:58:19,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-20 01:58:19,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 01:58:19,077 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 01:58:19,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 01:58:19,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 01:58:19,078 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 01:58:19,078 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 01:58:19,078 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 01:58:19,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 01:58:19,079 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 01:58:19,079 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 01:58:19,079 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 01:58:19,079 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 01:58:19,080 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 01:58:19,080 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 01:58:19,080 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 01:58:19,080 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-20 01:58:19,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-20 01:58:19,081 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 01:58:19,081 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 01:58:19,081 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925e2fc50432b3e398326f1ab6d169f5c8a66dab [2019-11-20 01:58:19,225 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 01:58:19,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 01:58:19,242 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 01:58:19,243 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 01:58:19,244 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 01:58:19,244 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:19,303 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/bd6a64de0/6eea965eeb134e5aaaf13b18a53bd4f4/FLAGaaf6da6b3 [2019-11-20 01:58:19,952 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 01:58:19,953 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:19,989 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/bd6a64de0/6eea965eeb134e5aaaf13b18a53bd4f4/FLAGaaf6da6b3 [2019-11-20 01:58:20,118 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/bd6a64de0/6eea965eeb134e5aaaf13b18a53bd4f4 [2019-11-20 01:58:20,121 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 01:58:20,122 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 01:58:20,129 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 01:58:20,129 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 01:58:20,134 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 01:58:20,134 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:58:20" (1/1) ... [2019-11-20 01:58:20,137 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e3ac15b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:20, skipping insertion in model container [2019-11-20 01:58:20,142 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:58:20" (1/1) ... [2019-11-20 01:58:20,148 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 01:58:20,234 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 01:58:21,354 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:58:21,384 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 01:58:21,615 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:58:21,722 INFO L192 MainTranslator]: Completed translation [2019-11-20 01:58:21,723 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21 WrapperNode [2019-11-20 01:58:21,723 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 01:58:21,724 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 01:58:21,724 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 01:58:21,724 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 01:58:21,732 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:21,780 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:21,883 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 01:58:21,884 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 01:58:21,884 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 01:58:21,884 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 01:58:21,893 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:21,893 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:21,910 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:21,917 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:22,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:22,045 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:22,074 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... [2019-11-20 01:58:22,094 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 01:58:22,095 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 01:58:22,095 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 01:58:22,095 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 01:58:22,096 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 01:58:22,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-11-20 01:58:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-11-20 01:58:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 01:58:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-11-20 01:58:22,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 01:58:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 01:58:22,176 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-20 01:58:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 01:58:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 01:58:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 01:58:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-11-20 01:58:22,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 01:58:22,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 01:58:25,849 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:58:25,849 INFO L285 CfgBuilder]: Removed 516 assume(true) statements. [2019-11-20 01:58:25,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:25 BoogieIcfgContainer [2019-11-20 01:58:25,850 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:58:25,851 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 01:58:25,851 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 01:58:25,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 01:58:25,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:58:20" (1/3) ... [2019-11-20 01:58:25,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243280ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:58:25, skipping insertion in model container [2019-11-20 01:58:25,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:21" (2/3) ... [2019-11-20 01:58:25,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@243280ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:58:25, skipping insertion in model container [2019-11-20 01:58:25,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:25" (3/3) ... [2019-11-20 01:58:25,857 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:25,866 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 01:58:25,874 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 01:58:25,885 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 01:58:25,913 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 01:58:25,913 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 01:58:25,913 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 01:58:25,913 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 01:58:25,914 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 01:58:25,914 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 01:58:25,914 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 01:58:25,914 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 01:58:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-11-20 01:58:25,950 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 01:58:25,950 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:58:25,951 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 01:58:25,951 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:58:25,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:58:25,955 INFO L82 PathProgramCache]: Analyzing trace with hash -581152276, now seen corresponding path program 1 times [2019-11-20 01:58:25,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-11-20 01:58:25,963 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1406786932] [2019-11-20 01:58:25,963 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-11-20 01:58:26,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:58:26,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:58:26,490 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-11-20 01:58:26,490 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 01:58:26,542 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,543 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,544 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,545 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,549 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,550 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,554 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,555 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,556 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,559 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,559 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,559 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,560 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:26,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:26,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:26,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:26,572 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 01:58:26 BoogieIcfgContainer [2019-11-20 01:58:26,572 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 01:58:26,573 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 01:58:26,573 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 01:58:26,573 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 01:58:26,574 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:25" (3/4) ... [2019-11-20 01:58:26,577 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 01:58:26,577 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 01:58:26,580 INFO L168 Benchmark]: Toolchain (without parser) took 6456.95 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 227.0 MB). Free memory was 947.4 MB in the beginning and 1.2 GB in the end (delta: -203.1 MB). Peak memory consumption was 23.9 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:26,580 INFO L168 Benchmark]: CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:58:26,581 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1594.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 947.4 MB in the beginning and 1.0 GB in the end (delta: -97.4 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:26,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 160.00 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:26,583 INFO L168 Benchmark]: Boogie Preprocessor took 210.75 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:26,583 INFO L168 Benchmark]: RCFGBuilder took 3755.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 884.2 MB in the end (delta: 123.0 MB). Peak memory consumption was 142.9 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:26,584 INFO L168 Benchmark]: TraceAbstraction took 721.41 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 884.2 MB in the beginning and 1.2 GB in the end (delta: -266.3 MB). There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:58:26,584 INFO L168 Benchmark]: Witness Printer took 4.63 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:58:26,588 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.47 ms. Allocated memory is still 1.0 GB. Free memory is still 967.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1594.43 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 160.4 MB). Free memory was 947.4 MB in the beginning and 1.0 GB in the end (delta: -97.4 MB). Peak memory consumption was 76.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 160.00 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: 21.5 MB). Peak memory consumption was 21.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 210.75 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: 16.1 MB). Peak memory consumption was 16.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3755.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 884.2 MB in the end (delta: 123.0 MB). Peak memory consumption was 142.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 721.41 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 66.6 MB). Free memory was 884.2 MB in the beginning and 1.2 GB in the end (delta: -266.3 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.63 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 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!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!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!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!vendor - 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!driver_data - 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!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!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!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!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!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 - 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!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!device * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4051]: 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 3025. Possible FailurePath: [L3024-L3025] static struct comedi_driver driver_pcidio = {0, "ni_pcidio", & __this_module, & nidio_attach, & nidio_detach, 0U, 0, 0}; [L3026-L3036] 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}}; [L3037-L3048] 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}}; [L3049] struct pci_device_id const __mod_pci_device_table ; [L3959-L3966] 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}}}; [L3994] 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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=0, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] [L3997] struct comedi_device *var_group1 ; [L3998] struct comedi_devconfig *var_group2 ; [L3999] int var_nidio_interrupt_6_p0 ; [L4000] void *var_nidio_interrupt_6_p1 ; [L4001] int tmp ; [L4002] int tmp___0 ; [L4003] int tmp___1 ; [L4005] 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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] [L3969] int retval ; [L3970] int tmp ; [L4114] return __VERIFIER_nondet_int(); [L3972] retval = comedi_driver_register(& driver_pcidio) [L3973] COND TRUE retval < 0 [L3974] 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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] [L4008] tmp = driver_pcidio_init_module() [L4009] 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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] [L4065] int tmp ; [L4066] int tmp___0 ; [L4067] int tmp___1 ; [L4166] return __VERIFIER_nondet_int(); [L4069] tmp = ldv_module_license() [L4070] 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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] [L4051] __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={27:0}, driver_pcidio_pci_driver={46:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={61:0}, nidio_boards={14:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 556 locations, 3 error locations. Result: UNSAFE, OverallTime: 0.6s, 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, 0.2s 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 0.1.24-678e011 [2019-11-20 01:58:28,626 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-20 01:58:28,628 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-20 01:58:28,640 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-20 01:58:28,641 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-20 01:58:28,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-20 01:58:28,643 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-20 01:58:28,646 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-20 01:58:28,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-20 01:58:28,653 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-20 01:58:28,655 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-20 01:58:28,663 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-20 01:58:28,664 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-20 01:58:28,667 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-20 01:58:28,669 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-20 01:58:28,671 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-20 01:58:28,673 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-20 01:58:28,675 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-20 01:58:28,677 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-20 01:58:28,680 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-20 01:58:28,684 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-20 01:58:28,688 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-20 01:58:28,691 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-20 01:58:28,692 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-20 01:58:28,695 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-20 01:58:28,697 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-20 01:58:28,697 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-20 01:58:28,699 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-20 01:58:28,699 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-20 01:58:28,702 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-20 01:58:28,702 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-20 01:58:28,703 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-20 01:58:28,706 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-20 01:58:28,707 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-20 01:58:28,708 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-20 01:58:28,708 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-20 01:58:28,709 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-20 01:58:28,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-20 01:58:28,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-20 01:58:28,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-20 01:58:28,712 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-20 01:58:28,713 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2019-11-20 01:58:28,743 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-20 01:58:28,745 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-20 01:58:28,747 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-20 01:58:28,748 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-20 01:58:28,748 INFO L138 SettingsManager]: * Use SBE=true [2019-11-20 01:58:28,749 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-20 01:58:28,749 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-20 01:58:28,749 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-20 01:58:28,749 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-20 01:58:28,750 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-20 01:58:28,751 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-20 01:58:28,751 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-20 01:58:28,751 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-20 01:58:28,751 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-20 01:58:28,752 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-20 01:58:28,752 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-20 01:58:28,752 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-20 01:58:28,753 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-20 01:58:28,753 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-20 01:58:28,753 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 01:58:28,754 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-20 01:58:28,754 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-20 01:58:28,754 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-20 01:58:28,754 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-20 01:58:28,755 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-20 01:58:28,755 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-20 01:58:28,755 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-20 01:58:28,755 INFO L138 SettingsManager]: * Logic for external solver=AUFBV [2019-11-20 01:58:28,756 INFO L138 SettingsManager]: * To the following directory=dump/ Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925e2fc50432b3e398326f1ab6d169f5c8a66dab [2019-11-20 01:58:29,078 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-20 01:58:29,089 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-20 01:58:29,092 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-20 01:58:29,094 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-20 01:58:29,094 INFO L275 PluginConnector]: CDTParser initialized [2019-11-20 01:58:29,095 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:29,149 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/43c9ca679/444cf037e2734b97a4c7e381431d7462/FLAG2b7336aa3 [2019-11-20 01:58:29,771 INFO L306 CDTParser]: Found 1 translation units. [2019-11-20 01:58:29,772 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:29,801 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/43c9ca679/444cf037e2734b97a4c7e381431d7462/FLAG2b7336aa3 [2019-11-20 01:58:29,893 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/data/43c9ca679/444cf037e2734b97a4c7e381431d7462 [2019-11-20 01:58:29,895 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-20 01:58:29,896 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-11-20 01:58:29,897 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-20 01:58:29,897 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-20 01:58:29,900 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-20 01:58:29,901 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:58:29" (1/1) ... [2019-11-20 01:58:29,903 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ede5e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:29, skipping insertion in model container [2019-11-20 01:58:29,903 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 01:58:29" (1/1) ... [2019-11-20 01:58:29,910 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-11-20 01:58:30,006 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-11-20 01:58:31,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:58:31,456 INFO L188 MainTranslator]: Completed pre-run [2019-11-20 01:58:31,723 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-20 01:58:31,888 INFO L192 MainTranslator]: Completed translation [2019-11-20 01:58:31,889 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31 WrapperNode [2019-11-20 01:58:31,890 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-20 01:58:31,890 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-20 01:58:31,891 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-20 01:58:31,891 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-20 01:58:31,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:31,987 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,117 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-20 01:58:32,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-20 01:58:32,118 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-20 01:58:32,118 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-20 01:58:32,127 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,143 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,143 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,261 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,313 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... [2019-11-20 01:58:32,341 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-20 01:58:32,342 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-11-20 01:58:32,342 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-11-20 01:58:32,342 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-11-20 01:58:32,343 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-20 01:58:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-11-20 01:58:32,419 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2019-11-20 01:58:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-11-20 01:58:32,420 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-11-20 01:58:32,421 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-11-20 01:58:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-11-20 01:58:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-11-20 01:58:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-11-20 01:58:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2019-11-20 01:58:32,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-11-20 01:58:32,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2019-11-20 01:58:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-11-20 01:58:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-11-20 01:58:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-11-20 01:58:32,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-11-20 01:58:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-11-20 01:58:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-11-20 01:58:32,425 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-11-20 01:58:32,425 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-11-20 01:58:39,163 INFO L280 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-11-20 01:58:39,163 INFO L285 CfgBuilder]: Removed 516 assume(true) statements. [2019-11-20 01:58:39,164 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:39 BoogieIcfgContainer [2019-11-20 01:58:39,165 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-11-20 01:58:39,165 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-11-20 01:58:39,166 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-11-20 01:58:39,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-11-20 01:58:39,171 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 01:58:29" (1/3) ... [2019-11-20 01:58:39,172 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41ecd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:58:39, skipping insertion in model container [2019-11-20 01:58:39,172 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 01:58:31" (2/3) ... [2019-11-20 01:58:39,173 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a41ecd0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 01:58:39, skipping insertion in model container [2019-11-20 01:58:39,173 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:39" (3/3) ... [2019-11-20 01:58:39,175 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_pcidio-ko--107_1a--adbbc36-1.i [2019-11-20 01:58:39,184 INFO L153 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-11-20 01:58:39,193 INFO L165 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-11-20 01:58:39,204 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-11-20 01:58:39,240 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-11-20 01:58:39,240 INFO L374 AbstractCegarLoop]: Hoare is true [2019-11-20 01:58:39,241 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-11-20 01:58:39,241 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-11-20 01:58:39,241 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-11-20 01:58:39,241 INFO L378 AbstractCegarLoop]: Difference is false [2019-11-20 01:58:39,241 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-11-20 01:58:39,242 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-11-20 01:58:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 556 states. [2019-11-20 01:58:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-11-20 01:58:39,280 INFO L402 BasicCegarLoop]: Found error trace [2019-11-20 01:58:39,281 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-11-20 01:58:39,281 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-11-20 01:58:39,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-11-20 01:58:39,286 INFO L82 PathProgramCache]: Analyzing trace with hash -581152276, now seen corresponding path program 1 times [2019-11-20 01:58:39,298 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2019-11-20 01:58:39,298 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [143753729] [2019-11-20 01:58:39,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7827573e-b072-4f07-bba3-ca82d311a7e6/bin/uautomizer/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 [2019-11-20 01:58:45,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:58:51,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-11-20 01:58:51,271 INFO L174 FreeRefinementEngine]: Strategy WOLF found a feasible trace [2019-11-20 01:58:51,285 INFO L475 BasicCegarLoop]: Counterexample might be feasible [2019-11-20 01:58:51,486 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-11-20 01:58:51,551 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,552 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,553 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,557 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,558 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,561 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,562 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,563 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,565 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,565 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,565 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,565 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,566 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,566 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,566 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,568 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,569 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,569 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,569 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,569 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,570 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,571 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,571 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-11-20 01:58:51,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-11-20 01:58:51,572 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-11-20 01:58:51,573 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-11-20 01:58:51,581 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 01:58:51 BoogieIcfgContainer [2019-11-20 01:58:51,581 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-11-20 01:58:51,582 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-11-20 01:58:51,582 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-11-20 01:58:51,582 INFO L275 PluginConnector]: Witness Printer initialized [2019-11-20 01:58:51,583 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 01:58:39" (3/4) ... [2019-11-20 01:58:51,589 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-11-20 01:58:51,589 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-11-20 01:58:51,591 INFO L168 Benchmark]: Toolchain (without parser) took 21694.10 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.6 MB). Free memory was 955.1 MB in the beginning and 898.5 MB in the end (delta: 56.6 MB). Peak memory consumption was 295.2 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,592 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:58:51,592 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1992.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 955.1 MB in the beginning and 1.0 GB in the end (delta: -67.1 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,594 INFO L168 Benchmark]: Boogie Procedure Inliner took 226.85 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: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,594 INFO L168 Benchmark]: Boogie Preprocessor took 223.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,595 INFO L168 Benchmark]: RCFGBuilder took 6823.15 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.2 MB). Free memory was 980.3 MB in the beginning and 1.0 GB in the end (delta: -41.7 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,596 INFO L168 Benchmark]: TraceAbstraction took 12416.21 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 898.5 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. [2019-11-20 01:58:51,597 INFO L168 Benchmark]: Witness Printer took 7.38 ms. Allocated memory is still 1.3 GB. Free memory is still 898.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-11-20 01:58:51,600 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 1.0 GB. Free memory is still 987.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1992.89 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.4 MB). Free memory was 955.1 MB in the beginning and 1.0 GB in the end (delta: -67.1 MB). Peak memory consumption was 84.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 226.85 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: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 223.71 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 980.3 MB in the end (delta: 20.9 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6823.15 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 101.2 MB). Free memory was 980.3 MB in the beginning and 1.0 GB in the end (delta: -41.7 MB). Peak memory consumption was 218.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12416.21 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 898.5 MB in the end (delta: 123.5 MB). Peak memory consumption was 123.5 MB. Max. memory is 11.5 GB. * Witness Printer took 7.38 ms. Allocated memory is still 1.3 GB. Free memory is still 898.5 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!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!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!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!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!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!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!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!driver_data - 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!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!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!class - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_pci_device_table~0!vendor * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4051]: 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 3025. Possible FailurePath: [L3024-L3025] static struct comedi_driver driver_pcidio = {0, "ni_pcidio", & __this_module, & nidio_attach, & nidio_detach, 0U, 0, 0}; [L3026-L3036] 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}}; [L3037-L3048] 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}}; [L3049] struct pci_device_id const __mod_pci_device_table ; [L3959-L3966] 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}}}; [L3994] 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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=0, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] [L3997] struct comedi_device *var_group1 ; [L3998] struct comedi_devconfig *var_group2 ; [L3999] int var_nidio_interrupt_6_p0 ; [L4000] void *var_nidio_interrupt_6_p1 ; [L4001] int tmp ; [L4002] int tmp___0 ; [L4003] int tmp___1 ; [L4005] 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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] [L3969] int retval ; [L3970] int tmp ; [L4114] return __VERIFIER_nondet_int(); [L3972] retval = comedi_driver_register(& driver_pcidio) [L3973] COND TRUE retval < 0 [L3974] 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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] [L4008] tmp = driver_pcidio_init_module() [L4009] 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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] [L4065] int tmp ; [L4066] int tmp___0 ; [L4067] int tmp___1 ; [L4166] return __VERIFIER_nondet_int(); [L4069] tmp = ldv_module_license() [L4070] 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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] [L4051] __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={2022178861:0}, driver_pcidio_pci_driver={1879048198:0}, LDV_IN_INTERRUPT=1, ni_pcidio_pci_table={1216348167:0}, nidio_boards={1224736773:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 556 locations, 3 error locations. Result: UNSAFE, OverallTime: 12.3s, 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, 5.5s 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...