./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-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_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 6d821f99508e4b78113c1431a1c0f977de3d540e ............................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i -s /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 6d821f99508e4b78113c1431a1c0f977de3d540e .................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:27:31,047 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:27:31,048 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:27:31,057 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:27:31,057 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:27:31,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:27:31,059 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:27:31,060 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:27:31,062 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:27:31,062 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:27:31,063 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:27:31,064 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:27:31,064 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:27:31,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:27:31,066 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:27:31,067 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:27:31,067 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:27:31,068 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:27:31,069 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:27:31,071 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:27:31,072 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:27:31,073 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:27:31,074 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:27:31,074 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:27:31,076 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:27:31,076 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:27:31,077 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:27:31,077 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:27:31,078 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:27:31,079 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:27:31,079 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:27:31,079 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:27:31,080 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:27:31,080 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:27:31,081 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:27:31,081 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:27:31,082 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:27:31,082 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:27:31,082 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:27:31,083 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:27:31,084 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:27:31,085 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2019-10-22 11:27:31,095 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:27:31,096 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:27:31,096 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:27:31,096 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:27:31,097 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:27:31,097 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:27:31,097 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-10-22 11:27:31,097 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:27:31,097 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:27:31,097 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-10-22 11:27:31,098 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-10-22 11:27:31,098 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:27:31,098 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:27:31,098 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 11:27:31,099 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:27:31,099 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:27:31,099 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:27:31,099 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:27:31,099 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:27:31,100 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:27:31,100 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:27:31,100 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:27:31,100 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:27:31,100 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:27:31,100 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:27:31,101 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * Trace refinement strategy=TAIPAN [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:27:31,101 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:27:31,102 INFO L138 SettingsManager]: * To the following directory=dump/ [2019-10-22 11:27:31,102 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_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 -> 6d821f99508e4b78113c1431a1c0f977de3d540e [2019-10-22 11:27:31,125 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:27:31,134 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:27:31,137 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:27:31,138 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:27:31,138 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:27:31,139 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:31,184 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/039142e9b/22d518b34a2a4b3ea7459bfaa329eb68/FLAGbedb134ab [2019-10-22 11:27:31,706 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:27:31,706 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:31,723 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/039142e9b/22d518b34a2a4b3ea7459bfaa329eb68/FLAGbedb134ab [2019-10-22 11:27:31,953 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/039142e9b/22d518b34a2a4b3ea7459bfaa329eb68 [2019-10-22 11:27:31,955 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:27:31,956 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:27:31,957 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:27:31,958 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:27:31,965 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:27:31,965 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:27:31" (1/1) ... [2019-10-22 11:27:31,967 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@403c43a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:31, skipping insertion in model container [2019-10-22 11:27:31,967 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:27:31" (1/1) ... [2019-10-22 11:27:31,974 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:27:32,044 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:27:32,760 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:27:32,787 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:27:32,921 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:27:32,971 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:27:32,971 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32 WrapperNode [2019-10-22 11:27:32,971 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:27:32,972 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:27:32,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:27:32,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:27:32,980 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,011 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,090 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:27:33,091 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:27:33,091 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:27:33,091 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:27:33,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,099 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,111 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,169 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,191 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,204 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... [2019-10-22 11:27:33,223 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:27:33,225 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:27:33,225 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:27:33,225 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:27:33,226 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 11:27:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-22 11:27:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-22 11:27:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:27:33,286 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-22 11:27:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:27:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:27:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:27:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:27:33,287 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:27:33,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 11:27:33,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:27:33,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:27:35,801 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:27:35,801 INFO L284 CfgBuilder]: Removed 408 assume(true) statements. [2019-10-22 11:27:35,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:35 BoogieIcfgContainer [2019-10-22 11:27:35,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:27:35,803 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:27:35,803 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:27:35,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:27:35,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:27:31" (1/3) ... [2019-10-22 11:27:35,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d0f2cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:35, skipping insertion in model container [2019-10-22 11:27:35,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:32" (2/3) ... [2019-10-22 11:27:35,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@27d0f2cc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:35, skipping insertion in model container [2019-10-22 11:27:35,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:35" (3/3) ... [2019-10-22 11:27:35,808 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:35,816 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:27:35,822 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:27:35,831 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:27:35,852 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:27:35,852 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:27:35,852 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:27:35,852 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:27:35,852 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:27:35,852 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:27:35,852 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:27:35,853 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:27:35,869 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states. [2019-10-22 11:27:35,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 11:27:35,874 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:35,875 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:35,876 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:35,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:35,881 INFO L82 PathProgramCache]: Analyzing trace with hash -588817492, now seen corresponding path program 1 times [2019-10-22 11:27:35,888 INFO L157 tionRefinementEngine]: Executing refinement strategy TAIPAN [2019-10-22 11:27:35,888 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1934542516] [2019-10-22 11:27:35,889 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:35,889 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 11:27:35,889 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 11:27:37,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:27:38,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:27:38,324 INFO L168 tionRefinementEngine]: Strategy TAIPAN found a feasible trace [2019-10-22 11:27:38,325 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 11:27:38,385 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,386 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,387 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,389 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,414 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,414 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,415 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,415 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:27:38,415 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:27:38,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:27:38,416 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:27:38,426 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:27:38 BoogieIcfgContainer [2019-10-22 11:27:38,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:27:38,426 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:27:38,426 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:27:38,427 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:27:38,427 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:35" (3/4) ... [2019-10-22 11:27:38,431 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 11:27:38,431 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:27:38,433 INFO L168 Benchmark]: Toolchain (without parser) took 6476.31 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 199.8 MB). Free memory was 940.5 MB in the beginning and 1.0 GB in the end (delta: -59.8 MB). Peak memory consumption was 140.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,434 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:27:38,436 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1014.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,436 INFO L168 Benchmark]: Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,437 INFO L168 Benchmark]: Boogie Preprocessor took 133.77 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: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,438 INFO L168 Benchmark]: RCFGBuilder took 2577.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 946.7 MB in the end (delta: 77.8 MB). Peak memory consumption was 183.1 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,439 INFO L168 Benchmark]: TraceAbstraction took 2622.81 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 946.7 MB in the beginning and 1.0 GB in the end (delta: -60.2 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,440 INFO L168 Benchmark]: Witness Printer took 5.11 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: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:27:38,442 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 962.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1014.26 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.5 MB). Free memory was 940.5 MB in the beginning and 1.1 GB in the end (delta: -116.5 MB). Peak memory consumption was 30.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 118.45 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.77 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: 16.2 MB). Peak memory consumption was 16.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2577.54 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 946.7 MB in the end (delta: 77.8 MB). Peak memory consumption was 183.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2622.81 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 69.2 MB). Free memory was 946.7 MB in the beginning and 1.0 GB in the end (delta: -60.2 MB). Peak memory consumption was 181.7 MB. Max. memory is 11.5 GB. * Witness Printer took 5.11 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: 6.6 MB). Peak memory consumption was 6.6 MB. 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!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!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!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!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!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!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!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!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!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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 2783]: 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 1839. Possible FailurePath: [L1804] static unsigned int const ni_65xx_channels_per_port = 8U; [L1805] static unsigned int const ni_65xx_port_offset = 16U; [L1838-L1839] static struct comedi_driver driver_ni_65xx = {0, "ni_65xx", & __this_module, & ni_65xx_attach, & ni_65xx_detach, 0U, 0, 0}; [L1840-L1862] static struct ni_65xx_board const ni_65xx_boards[22U] = { {28805, "pci-6509", 12U, 0U, 0U, 0U}, {5904, "pxi-6509", 12U, 0U, 0U, 0U}, {28964, "pci-6510", 0U, 4U, 0U, (unsigned char)0}, {28867, "pci-6511", 0U, 8U, 0U, (unsigned char)0}, {28883, "pxi-6511", 0U, 8U, 0U, (unsigned char)0}, {28876, "pci-6512", 0U, 0U, 8U, (unsigned char)0}, {28882, "pxi-6512", 0U, 0U, 8U, (unsigned char)0}, {28872, "pci-6513", 0U, 0U, 8U, 1U}, {28881, "pxi-6513", 0U, 0U, 8U, 1U}, {28808, "pci-6514", 0U, 4U, 4U, 1U}, {28877, "pxi-6514", 0U, 4U, 4U, 1U}, {28807, "pci-6515", 0U, 4U, 4U, 1U}, {28873, "pxi-6515", 0U, 4U, 4U, 1U}, {28965, "pci-6516", 0U, 0U, 4U, 1U}, {28966, "pci-6517", 0U, 0U, 4U, 1U}, {28967, "pci-6518", 0U, 2U, 2U, 1U}, {28968, "pci-6519", 0U, 2U, 2U, 1U}, {29125, "pci-6520", 0U, 1U, 1U, (unsigned char)0}, {29067, "pci-6521", 0U, 1U, 1U, (unsigned char)0}, {29068, "pxi-6521", 0U, 1U, 1U, (unsigned char)0}, {28841, "pci-6528", 0U, 3U, 3U, (unsigned char)0}, {28806, "pxi-6528", 0U, 3U, 3U, (unsigned char)0}}; [L1881-L1904] static struct pci_device_id const ni_65xx_pci_table[23U] = { {4243U, 5904U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28805U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28806U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28807U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28808U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28841U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28867U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28872U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28873U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28876U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28877U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28881U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28882U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28883U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28964U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28965U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28966U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28967U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28968U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29067U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29068U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29125U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L1905] struct pci_device_id const __mod_pci_device_table ; [L2688-L2698] static struct pci_driver driver_ni_65xx_pci_driver = {{0, 0}, 0, (struct pci_device_id const *)(& ni_65xx_pci_table), & driver_ni_65xx_pci_probe, & driver_ni_65xx_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}}}; [L2726] 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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=0, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] [L2729] struct comedi_device *var_group1 ; [L2730] struct comedi_devconfig *var_group2 ; [L2731] int var_ni_65xx_interrupt_14_p0 ; [L2732] void *var_ni_65xx_interrupt_14_p1 ; [L2733] int tmp ; [L2734] int tmp___0 ; [L2735] int tmp___1 ; [L2737] 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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] [L2701] int retval ; [L2702] int tmp ; [L2836] return __VERIFIER_nondet_int(); [L2704] retval = comedi_driver_register(& driver_ni_65xx) [L2705] COND TRUE retval < 0 [L2706] 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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] [L2740] tmp = driver_ni_65xx_init_module() [L2741] 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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] [L2797] int tmp ; [L2798] int tmp___0 ; [L2799] int tmp___1 ; [L2875] return __VERIFIER_nondet_int(); [L2801] tmp = ldv_module_license() [L2802] 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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] [L2783] __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={4294967336:4294967328}, driver_ni_65xx={6:0}, driver_ni_65xx_pci_driver={417:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={-81:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={3:0}, ni_65xx_port_offset=16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 450 locations, 3 error locations. Result: UNSAFE, OverallTime: 2.5s, 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=450occurred 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, 1.3s 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 11:27:40,404 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 11:27:40,405 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 11:27:40,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 11:27:40,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 11:27:40,415 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 11:27:40,416 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 11:27:40,418 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 11:27:40,419 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 11:27:40,420 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 11:27:40,420 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 11:27:40,421 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 11:27:40,422 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 11:27:40,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 11:27:40,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 11:27:40,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 11:27:40,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 11:27:40,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 11:27:40,427 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 11:27:40,429 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 11:27:40,430 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 11:27:40,431 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 11:27:40,431 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 11:27:40,432 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 11:27:40,433 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 11:27:40,434 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 11:27:40,434 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 11:27:40,434 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 11:27:40,435 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 11:27:40,436 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 11:27:40,436 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 11:27:40,437 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 11:27:40,437 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 11:27:40,438 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 11:27:40,439 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 11:27:40,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 11:27:40,440 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 11:27:40,440 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 11:27:40,440 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 11:27:40,441 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 11:27:40,441 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 11:27:40,442 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2019-10-22 11:27:40,453 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 11:27:40,453 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 11:27:40,454 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-10-22 11:27:40,454 INFO L138 SettingsManager]: * User list type=DISABLED [2019-10-22 11:27:40,454 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-10-22 11:27:40,454 INFO L138 SettingsManager]: * Explicit value domain=true [2019-10-22 11:27:40,455 INFO L138 SettingsManager]: * Octagon Domain=false [2019-10-22 11:27:40,455 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-10-22 11:27:40,455 INFO L138 SettingsManager]: * Interval Domain=false [2019-10-22 11:27:40,456 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 11:27:40,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 11:27:40,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 11:27:40,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 11:27:40,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 11:27:40,456 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 11:27:40,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 11:27:40,457 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 11:27:40,458 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-10-22 11:27:40,458 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-10-22 11:27:40,459 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 11:27:40,459 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-10-22 11:27:40,459 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_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 -> 6d821f99508e4b78113c1431a1c0f977de3d540e [2019-10-22 11:27:40,495 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 11:27:40,505 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 11:27:40,512 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 11:27:40,513 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 11:27:40,514 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 11:27:40,514 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:40,561 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/3e81a17fb/93fe0f36bf834405a42e4f98fcb7576e/FLAG8287366d9 [2019-10-22 11:27:41,070 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 11:27:41,071 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/sv-benchmarks/c/ldv-commit-tester/m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:41,089 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/3e81a17fb/93fe0f36bf834405a42e4f98fcb7576e/FLAG8287366d9 [2019-10-22 11:27:41,374 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/bin/utaipan/data/3e81a17fb/93fe0f36bf834405a42e4f98fcb7576e [2019-10-22 11:27:41,377 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 11:27:41,378 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 11:27:41,379 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 11:27:41,379 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 11:27:41,382 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 11:27:41,382 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:27:41" (1/1) ... [2019-10-22 11:27:41,385 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@348433d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:41, skipping insertion in model container [2019-10-22 11:27:41,385 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 11:27:41" (1/1) ... [2019-10-22 11:27:41,391 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 11:27:41,445 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 11:27:42,142 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:27:42,175 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 11:27:42,349 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 11:27:42,456 INFO L192 MainTranslator]: Completed translation [2019-10-22 11:27:42,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42 WrapperNode [2019-10-22 11:27:42,457 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 11:27:42,457 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 11:27:42,457 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 11:27:42,458 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 11:27:42,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,510 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,625 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 11:27:42,625 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 11:27:42,625 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 11:27:42,626 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 11:27:42,638 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,638 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,658 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,660 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,761 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,778 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... [2019-10-22 11:27:42,797 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 11:27:42,799 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 11:27:42,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 11:27:42,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 11:27:42,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 11:27:42,859 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2019-10-22 11:27:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2019-10-22 11:27:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2019-10-22 11:27:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-22 11:27:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_alloc_notrace [2019-10-22 11:27:42,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-22 11:27:42,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 11:27:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-22 11:27:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-22 11:27:42,863 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2019-10-22 11:27:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-10-22 11:27:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-10-22 11:27:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2019-10-22 11:27:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2019-10-22 11:27:42,864 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 11:27:42,864 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 11:27:50,198 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 11:27:50,198 INFO L284 CfgBuilder]: Removed 408 assume(true) statements. [2019-10-22 11:27:50,199 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:50 BoogieIcfgContainer [2019-10-22 11:27:50,199 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 11:27:50,200 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 11:27:50,200 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 11:27:50,204 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 11:27:50,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 11:27:41" (1/3) ... [2019-10-22 11:27:50,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59827ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:50, skipping insertion in model container [2019-10-22 11:27:50,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 11:27:42" (2/3) ... [2019-10-22 11:27:50,205 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@59827ca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 11:27:50, skipping insertion in model container [2019-10-22 11:27:50,206 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:50" (3/3) ... [2019-10-22 11:27:50,206 INFO L109 eAbstractionObserver]: Analyzing ICFG m0_drivers-staging-comedi-drivers-ni_65xx-ko--107_1a--adbbc36-1.i [2019-10-22 11:27:50,213 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 11:27:50,219 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 11:27:50,228 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 11:27:50,248 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 11:27:50,248 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 11:27:50,248 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 11:27:50,248 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 11:27:50,249 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 11:27:50,249 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 11:27:50,249 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 11:27:50,249 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 11:27:50,266 INFO L276 IsEmpty]: Start isEmpty. Operand 450 states. [2019-10-22 11:27:50,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2019-10-22 11:27:50,271 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 11:27:50,271 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 11:27:50,273 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 11:27:50,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 11:27:50,277 INFO L82 PathProgramCache]: Analyzing trace with hash -588817492, now seen corresponding path program 1 times [2019-10-22 11:27:50,287 INFO L157 tionRefinementEngine]: Executing refinement strategy WALRUS [2019-10-22 11:27:50,287 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleCvc4 [32344991] [2019-10-22 11:27:50,287 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_aed6d826-6c3a-46c1-98b2-f9ac9fc61d7e/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 11:27:57,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:28:04,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-10-22 11:28:05,226 INFO L168 tionRefinementEngine]: Strategy WALRUS found a feasible trace [2019-10-22 11:28:05,226 INFO L445 BasicCegarLoop]: Counterexample might be feasible [2019-10-22 11:28:05,427 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-10-22 11:28:05,513 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,521 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,521 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,521 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,522 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,523 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,524 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,525 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,526 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,527 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,529 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,530 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,531 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,531 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,531 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,532 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,532 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,532 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,532 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,534 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!vendor [2019-10-22 11:28:05,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!driver_data [2019-10-22 11:28:05,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!device [2019-10-22 11:28:05,535 WARN L1295 BoogieBacktranslator]: unknown boogie variable ~__mod_pci_device_table~0!class [2019-10-22 11:28:05,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 11:28:05 BoogieIcfgContainer [2019-10-22 11:28:05,542 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 11:28:05,543 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 11:28:05,543 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 11:28:05,543 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 11:28:05,543 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 11:27:50" (3/4) ... [2019-10-22 11:28:05,546 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-10-22 11:28:05,546 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 11:28:05,548 INFO L168 Benchmark]: Toolchain (without parser) took 24169.63 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 252.7 MB). Free memory was 937.6 MB in the beginning and 985.3 MB in the end (delta: -47.7 MB). Peak memory consumption was 205.0 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,549 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 1.0 GB. Free memory is still 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:28:05,549 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1078.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,550 INFO L168 Benchmark]: Boogie Procedure Inliner took 167.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,550 INFO L168 Benchmark]: Boogie Preprocessor took 173.64 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,551 INFO L168 Benchmark]: RCFGBuilder took 7400.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 103.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -61.0 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,551 INFO L168 Benchmark]: TraceAbstraction took 15342.39 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 985.3 MB in the end (delta: 111.8 MB). Peak memory consumption was 111.8 MB. Max. memory is 11.5 GB. [2019-10-22 11:28:05,552 INFO L168 Benchmark]: Witness Printer took 3.77 ms. Allocated memory is still 1.3 GB. Free memory is still 985.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 11:28:05,555 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 972.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1078.08 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 937.6 MB in the beginning and 1.1 GB in the end (delta: -131.5 MB). Peak memory consumption was 37.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 167.78 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 19.8 MB). Peak memory consumption was 19.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 173.64 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: 13.2 MB). Peak memory consumption was 13.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 7400.09 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 103.3 MB). Free memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: -61.0 MB). Peak memory consumption was 236.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 15342.39 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 985.3 MB in the end (delta: 111.8 MB). Peak memory consumption was 111.8 MB. Max. memory is 11.5 GB. * Witness Printer took 3.77 ms. Allocated memory is still 1.3 GB. Free memory is still 985.3 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!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!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!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!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!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!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!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!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!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!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!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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 2783]: 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 1839. Possible FailurePath: [L1804] static unsigned int const ni_65xx_channels_per_port = 8U; [L1805] static unsigned int const ni_65xx_port_offset = 16U; [L1838-L1839] static struct comedi_driver driver_ni_65xx = {0, "ni_65xx", & __this_module, & ni_65xx_attach, & ni_65xx_detach, 0U, 0, 0}; [L1840-L1862] static struct ni_65xx_board const ni_65xx_boards[22U] = { {28805, "pci-6509", 12U, 0U, 0U, 0U}, {5904, "pxi-6509", 12U, 0U, 0U, 0U}, {28964, "pci-6510", 0U, 4U, 0U, (unsigned char)0}, {28867, "pci-6511", 0U, 8U, 0U, (unsigned char)0}, {28883, "pxi-6511", 0U, 8U, 0U, (unsigned char)0}, {28876, "pci-6512", 0U, 0U, 8U, (unsigned char)0}, {28882, "pxi-6512", 0U, 0U, 8U, (unsigned char)0}, {28872, "pci-6513", 0U, 0U, 8U, 1U}, {28881, "pxi-6513", 0U, 0U, 8U, 1U}, {28808, "pci-6514", 0U, 4U, 4U, 1U}, {28877, "pxi-6514", 0U, 4U, 4U, 1U}, {28807, "pci-6515", 0U, 4U, 4U, 1U}, {28873, "pxi-6515", 0U, 4U, 4U, 1U}, {28965, "pci-6516", 0U, 0U, 4U, 1U}, {28966, "pci-6517", 0U, 0U, 4U, 1U}, {28967, "pci-6518", 0U, 2U, 2U, 1U}, {28968, "pci-6519", 0U, 2U, 2U, 1U}, {29125, "pci-6520", 0U, 1U, 1U, (unsigned char)0}, {29067, "pci-6521", 0U, 1U, 1U, (unsigned char)0}, {29068, "pxi-6521", 0U, 1U, 1U, (unsigned char)0}, {28841, "pci-6528", 0U, 3U, 3U, (unsigned char)0}, {28806, "pxi-6528", 0U, 3U, 3U, (unsigned char)0}}; [L1881-L1904] static struct pci_device_id const ni_65xx_pci_table[23U] = { {4243U, 5904U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28805U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28806U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28807U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28808U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28841U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28867U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28872U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28873U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28876U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28877U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28881U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28882U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28883U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28964U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28965U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28966U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28967U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 28968U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29067U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29068U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {4243U, 29125U, 4294967295U, 4294967295U, 0U, 0U, 0UL}, {0U, 0U, 0U, 0U, 0U, 0U, 0UL}}; [L1905] struct pci_device_id const __mod_pci_device_table ; [L2688-L2698] static struct pci_driver driver_ni_65xx_pci_driver = {{0, 0}, 0, (struct pci_device_id const *)(& ni_65xx_pci_table), & driver_ni_65xx_pci_probe, & driver_ni_65xx_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}}}; [L2726] 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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=0, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] [L2729] struct comedi_device *var_group1 ; [L2730] struct comedi_devconfig *var_group2 ; [L2731] int var_ni_65xx_interrupt_14_p0 ; [L2732] void *var_ni_65xx_interrupt_14_p1 ; [L2733] int tmp ; [L2734] int tmp___0 ; [L2735] int tmp___1 ; [L2737] 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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] [L2701] int retval ; [L2702] int tmp ; [L2836] return __VERIFIER_nondet_int(); [L2704] retval = comedi_driver_register(& driver_ni_65xx) [L2705] COND TRUE retval < 0 [L2706] 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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] [L2740] tmp = driver_ni_65xx_init_module() [L2741] 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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] [L2797] int tmp ; [L2798] int tmp___0 ; [L2799] int tmp___1 ; [L2875] return __VERIFIER_nondet_int(); [L2801] tmp = ldv_module_license() [L2802] 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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] [L2783] __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_ni_65xx={943954350:0}, driver_ni_65xx_pci_driver={742856925:0}, LDV_IN_INTERRUPT=1, ni_65xx_boards={943962284:0}, ni_65xx_channels_per_port=8, ni_65xx_pci_table={537210926:0}, ni_65xx_port_offset=16] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 450 locations, 3 error locations. Result: UNSAFE, OverallTime: 15.2s, 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=450occurred 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, 6.8s 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...