./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/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 b3dedb9249b0ac3729a7ed27f87923eb6b21da88 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/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 b3dedb9249b0ac3729a7ed27f87923eb6b21da88 ........................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE2 --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 13:47:30,196 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:47:30,197 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:47:30,205 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:47:30,205 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:47:30,206 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:47:30,207 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:47:30,208 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:47:30,209 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:47:30,210 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:47:30,211 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:47:30,211 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:47:30,211 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:47:30,212 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:47:30,213 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:47:30,214 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:47:30,214 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:47:30,215 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:47:30,217 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:47:30,218 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:47:30,219 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:47:30,219 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:47:30,221 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:47:30,221 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:47:30,221 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:47:30,222 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:47:30,223 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:47:30,223 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:47:30,224 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:47:30,225 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:47:30,225 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:47:30,225 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:47:30,226 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:47:30,226 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:47:30,226 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:47:30,227 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:47:30,227 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 13:47:30,237 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:47:30,237 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:47:30,238 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:47:30,238 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:47:30,238 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 13:47:30,239 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 13:47:30,239 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 13:47:30,240 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 13:47:30,240 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 13:47:30,240 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:47:30,240 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:47:30,241 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:47:30,242 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:47:30,242 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:47:30,242 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:47:30,242 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:47:30,242 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:47:30,242 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:47:30,242 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 13:47:30,243 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 13:47:30,243 INFO L133 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_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/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 -> b3dedb9249b0ac3729a7ed27f87923eb6b21da88 [2018-11-23 13:47:30,267 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:47:30,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:47:30,279 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:47:30,281 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:47:30,281 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:47:30,281 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 13:47:30,321 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/9e977f8b3/a05ae87f6f2a4564be2b9f2fd8e3c5f4/FLAG455a560e7 [2018-11-23 13:47:30,876 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:47:30,877 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 13:47:30,905 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/9e977f8b3/a05ae87f6f2a4564be2b9f2fd8e3c5f4/FLAG455a560e7 [2018-11-23 13:47:31,298 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/9e977f8b3/a05ae87f6f2a4564be2b9f2fd8e3c5f4 [2018-11-23 13:47:31,300 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:47:31,301 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:47:31,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:47:31,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:47:31,304 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:47:31,305 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:31" (1/1) ... [2018-11-23 13:47:31,307 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4167e7a4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:31, skipping insertion in model container [2018-11-23 13:47:31,308 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:47:31" (1/1) ... [2018-11-23 13:47:31,316 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:47:31,449 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:47:33,762 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:47:33,810 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:47:34,285 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:47:34,633 INFO L195 MainTranslator]: Completed translation [2018-11-23 13:47:34,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34 WrapperNode [2018-11-23 13:47:34,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:47:34,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 13:47:34,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 13:47:34,634 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 13:47:34,639 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,704 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 13:47:34,729 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 13:47:34,729 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 13:47:34,729 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 13:47:34,738 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,788 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,929 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:34,957 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:35,048 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... [2018-11-23 13:47:35,089 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 13:47:35,090 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 13:47:35,090 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 13:47:35,090 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 13:47:35,091 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/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 [2018-11-23 13:47:35,136 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_free [2018-11-23 13:47:35,137 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_free [2018-11-23 13:47:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2018-11-23 13:47:35,137 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2018-11-23 13:47:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_mmap [2018-11-23 13:47:35,137 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_mmap [2018-11-23 13:47:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get [2018-11-23 13:47:35,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get [2018-11-23 13:47:35,137 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_event [2018-11-23 13:47:35,138 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_event [2018-11-23 13:47:35,138 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-11-23 13:47:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2018-11-23 13:47:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2018-11-23 13:47:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2018-11-23 13:47:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_compat_ioctl [2018-11-23 13:47:35,139 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_compat_ioctl [2018-11-23 13:47:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure remove_wait_queue [2018-11-23 13:47:35,139 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_device_postconfig_async [2018-11-23 13:47:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_device_postconfig_async [2018-11-23 13:47:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_memcpy_from [2018-11-23 13:47:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_memcpy_from [2018-11-23 13:47:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure do_cmd_ioctl [2018-11-23 13:47:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cmd_ioctl [2018-11-23 13:47:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read___0 [2018-11-23 13:47:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read___0 [2018-11-23 13:47:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2018-11-23 13:47:35,140 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_write_subdevice [2018-11-23 13:47:35,140 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_write_subdevice [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_del [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 13:47:35,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_driver_register [2018-11-23 13:47:35,141 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_driver_register [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_running [2018-11-23 13:47:35,141 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_running [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2018-11-23 13:47:35,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 13:47:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 13:47:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_alloc [2018-11-23 13:47:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_alloc [2018-11-23 13:47:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_n_bytes_ready [2018-11-23 13:47:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_n_bytes_ready [2018-11-23 13:47:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure compat_chaninfo [2018-11-23 13:47:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_chaninfo [2018-11-23 13:47:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cleanup [2018-11-23 13:47:35,142 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cleanup [2018-11-23 13:47:35,142 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write_subdevice [2018-11-23 13:47:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write_subdevice [2018-11-23 13:47:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure max_write_buffer_kb_show [2018-11-23 13:47:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure max_write_buffer_kb_show [2018-11-23 13:47:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure put_compat_cmd [2018-11-23 13:47:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure put_compat_cmd [2018-11-23 13:47:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure file_inode [2018-11-23 13:47:35,143 INFO L138 BoogieDeclarations]: Found implementation of procedure file_inode [2018-11-23 13:47:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-23 13:47:35,143 INFO L130 BoogieDeclarations]: Found specification of procedure fasync_helper [2018-11-23 13:47:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-23 13:47:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-23 13:47:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_to_samples [2018-11-23 13:47:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_to_samples [2018-11-23 13:47:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2018-11-23 13:47:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2018-11-23 13:47:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure do_bufconfig_ioctl [2018-11-23 13:47:35,144 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bufconfig_ioctl [2018-11-23 13:47:35,144 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_is_subdevice_running [2018-11-23 13:47:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_is_subdevice_running [2018-11-23 13:47:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure seq_read [2018-11-23 13:47:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_9 [2018-11-23 13:47:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_9 [2018-11-23 13:47:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_8 [2018-11-23 13:47:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_8 [2018-11-23 13:47:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2018-11-23 13:47:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2018-11-23 13:47:35,145 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_cleanup [2018-11-23 13:47:35,145 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_cleanup [2018-11-23 13:47:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_6 [2018-11-23 13:47:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_6 [2018-11-23 13:47:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read_subdevice [2018-11-23 13:47:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read_subdevice [2018-11-23 13:47:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_5 [2018-11-23 13:47:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_5 [2018-11-23 13:47:35,150 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_read [2018-11-23 13:47:35,150 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_read [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_clear_subdevice_runflags [2018-11-23 13:47:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_clear_subdevice_runflags [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_free [2018-11-23 13:47:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_free [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_device_postconfig [2018-11-23 13:47:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_device_postconfig [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_subdevice_minor [2018-11-23 13:47:35,151 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_subdevice_minor [2018-11-23 13:47:35,151 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_open [2018-11-23 13:47:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_open [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub___0 [2018-11-23 13:47:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub___0 [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 13:47:35,152 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_init [2018-11-23 13:47:35,152 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_check [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_check [2018-11-23 13:47:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_sub_and_test [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_sub_and_test [2018-11-23 13:47:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure compat_rangeinfo [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_rangeinfo [2018-11-23 13:47:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insn [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insn [2018-11-23 13:47:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure compat_insnlist [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_insnlist [2018-11-23 13:47:35,153 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_alloc [2018-11-23 13:47:35,153 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_alloc [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure __put_user_bad [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_user_chanlist [2018-11-23 13:47:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_user_chanlist [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 13:47:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_cleanup [2018-11-23 13:47:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_cleanup [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_readback_insn_read [2018-11-23 13:47:35,154 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_readback_insn_read [2018-11-23 13:47:35,154 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_fasync [2018-11-23 13:47:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_fasync [2018-11-23 13:47:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_per_scan [2018-11-23 13:47:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_per_scan [2018-11-23 13:47:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-11-23 13:47:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-11-23 13:47:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 13:47:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 13:47:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_13 [2018-11-23 13:47:35,155 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_13 [2018-11-23 13:47:35,155 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_12 [2018-11-23 13:47:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_12 [2018-11-23 13:47:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_del_11 [2018-11-23 13:47:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_del_11 [2018-11-23 13:47:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2018-11-23 13:47:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2018-11-23 13:47:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_board_minor [2018-11-23 13:47:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_board_minor [2018-11-23 13:47:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure do_insn_ioctl [2018-11-23 13:47:35,156 INFO L138 BoogieDeclarations]: Found implementation of procedure do_insn_ioctl [2018-11-23 13:47:35,156 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 13:47:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 13:47:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get_from_minor [2018-11-23 13:47:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get_from_minor [2018-11-23 13:47:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure do_lock_ioctl [2018-11-23 13:47:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure do_lock_ioctl [2018-11-23 13:47:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_runflags_in_error [2018-11-23 13:47:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_runflags_in_error [2018-11-23 13:47:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-23 13:47:35,157 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-23 13:47:35,157 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_samples [2018-11-23 13:47:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_samples [2018-11-23 13:47:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_poll [2018-11-23 13:47:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_poll [2018-11-23 13:47:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure __init_rwsem [2018-11-23 13:47:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_n_available [2018-11-23 13:47:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_n_available [2018-11-23 13:47:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2018-11-23 13:47:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2018-11-23 13:47:35,158 INFO L130 BoogieDeclarations]: Found specification of procedure check_insn_config_length [2018-11-23 13:47:35,158 INFO L138 BoogieDeclarations]: Found implementation of procedure check_insn_config_length [2018-11-23 13:47:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure poll_wait [2018-11-23 13:47:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_wait [2018-11-23 13:47:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 13:47:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_cmd [2018-11-23 13:47:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_cmd [2018-11-23 13:47:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel_ioctl [2018-11-23 13:47:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel_ioctl [2018-11-23 13:47:35,159 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dio_update_state [2018-11-23 13:47:35,159 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dio_update_state [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_put [2018-11-23 13:47:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_put [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure down_read [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2018-11-23 13:47:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure remove_proc_entry [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure do_cmdtest_ioctl [2018-11-23 13:47:35,160 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cmdtest_ioctl [2018-11-23 13:47:35,160 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-23 13:47:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2018-11-23 13:47:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_available [2018-11-23 13:47:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_available [2018-11-23 13:47:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_subdevice_runflags [2018-11-23 13:47:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_subdevice_runflags [2018-11-23 13:47:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2018-11-23 13:47:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_init [2018-11-23 13:47:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_init [2018-11-23 13:47:35,161 INFO L130 BoogieDeclarations]: Found specification of procedure do_unlock_ioctl [2018-11-23 13:47:35,161 INFO L138 BoogieDeclarations]: Found implementation of procedure do_unlock_ioctl [2018-11-23 13:47:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 13:47:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 13:47:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_alloc [2018-11-23 13:47:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_alloc [2018-11-23 13:47:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2018-11-23 13:47:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2018-11-23 13:47:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-23 13:47:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-23 13:47:35,162 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach [2018-11-23 13:47:35,162 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_check_chanlist [2018-11-23 13:47:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_check_chanlist [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_read_subdevice [2018-11-23 13:47:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_read_subdevice [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_hw_dev [2018-11-23 13:47:35,163 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_hw_dev [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure cdev_add [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 13:47:35,163 INFO L130 BoogieDeclarations]: Found specification of procedure do_devinfo_ioctl [2018-11-23 13:47:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure do_devinfo_ioctl [2018-11-23 13:47:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 13:47:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_file_reset [2018-11-23 13:47:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_file_reset [2018-11-23 13:47:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~VOID [2018-11-23 13:47:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~X~int~TO~VOID [2018-11-23 13:47:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2018-11-23 13:47:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2018-11-23 13:47:35,164 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_from_subdev_get [2018-11-23 13:47:35,164 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_from_subdev_get [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_2 [2018-11-23 13:47:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_2 [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_update_subdevice_runflags [2018-11-23 13:47:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_update_subdevice_runflags [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_write [2018-11-23 13:47:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_write [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_init [2018-11-23 13:47:35,165 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_init [2018-11-23 13:47:35,165 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_7 [2018-11-23 13:47:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_7 [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure put_device [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get [2018-11-23 13:47:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure read_buffer_kb_store [2018-11-23 13:47:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure read_buffer_kb_store [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure __chk_range_not_ok [2018-11-23 13:47:35,166 INFO L138 BoogieDeclarations]: Found implementation of procedure __chk_range_not_ok [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure __might_fault [2018-11-23 13:47:35,166 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_detach_cleanup [2018-11-23 13:47:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_detach_cleanup [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_clear_board_dev [2018-11-23 13:47:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_clear_board_dev [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev_region [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 13:47:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 13:47:35,167 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_open [2018-11-23 13:47:35,167 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_open [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure test_ti_thread_flag [2018-11-23 13:47:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test_ti_thread_flag [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 13:47:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_kref_release [2018-11-23 13:47:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_kref_release [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-23 13:47:35,168 INFO L130 BoogieDeclarations]: Found specification of procedure test_tsk_thread_flag [2018-11-23 13:47:35,168 INFO L138 BoogieDeclarations]: Found implementation of procedure test_tsk_thread_flag [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure add_wait_queue [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure free_pages [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure do_poll_ioctl [2018-11-23 13:47:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure do_poll_ioctl [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev_region [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_is_mmapped [2018-11-23 13:47:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_is_mmapped [2018-11-23 13:47:35,169 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put___0 [2018-11-23 13:47:35,169 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put___0 [2018-11-23 13:47:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure do_devconfig_ioctl [2018-11-23 13:47:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure do_devconfig_ioctl [2018-11-23 13:47:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_postconfig [2018-11-23 13:47:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_postconfig [2018-11-23 13:47:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure do_rangeinfo_ioctl [2018-11-23 13:47:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure do_rangeinfo_ioctl [2018-11-23 13:47:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get_from_board_minor [2018-11-23 13:47:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get_from_board_minor [2018-11-23 13:47:35,170 INFO L130 BoogieDeclarations]: Found specification of procedure max_read_buffer_kb_show [2018-11-23 13:47:35,170 INFO L138 BoogieDeclarations]: Found implementation of procedure max_read_buffer_kb_show [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_get_user_cmd [2018-11-23 13:47:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_get_user_cmd [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure do_setwsubd_ioctl [2018-11-23 13:47:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure do_setwsubd_ioctl [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2018-11-23 13:47:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_board_dev [2018-11-23 13:47:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_board_dev [2018-11-23 13:47:35,171 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_free [2018-11-23 13:47:35,171 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_free [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc_array [2018-11-23 13:47:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc_array [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure vmap [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure get_zeroed_page [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_subdevices [2018-11-23 13:47:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_subdevices [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2018-11-23 13:47:35,172 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2018-11-23 13:47:35,172 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure compat_alloc_user_space [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_cleanup_board_minors [2018-11-23 13:47:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_cleanup_board_minors [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_can_auto_free_spriv [2018-11-23 13:47:35,173 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_can_auto_free_spriv [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure single_open [2018-11-23 13:47:35,173 INFO L130 BoogieDeclarations]: Found specification of procedure vzalloc [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_report_boards [2018-11-23 13:47:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_report_boards [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 13:47:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_kref_release [2018-11-23 13:47:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_kref_release [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure get_device [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_samples_to_bytes [2018-11-23 13:47:35,174 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_samples_to_bytes [2018-11-23 13:47:35,174 INFO L130 BoogieDeclarations]: Found specification of procedure do_insnlist_ioctl [2018-11-23 13:47:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure do_insnlist_ioctl [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_vm_close [2018-11-23 13:47:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_vm_close [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-23 13:47:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_destroy [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure write_buffer_kb_show [2018-11-23 13:47:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure write_buffer_kb_show [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmd [2018-11-23 13:47:35,175 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmd [2018-11-23 13:47:35,175 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_legacy_detach [2018-11-23 13:47:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_legacy_detach [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_clear_hw_dev [2018-11-23 13:47:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_clear_hw_dev [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure kill_fasync [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure __get_user_bad [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_n_allocated [2018-11-23 13:47:35,176 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_n_allocated [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure vfree [2018-11-23 13:47:35,176 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_runflags_running [2018-11-23 13:47:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_runflags_running [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-23 13:47:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_handle_events [2018-11-23 13:47:35,177 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_handle_events [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure single_release [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure __udelay [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-23 13:47:35,177 INFO L130 BoogieDeclarations]: Found specification of procedure write_buffer_kb_store [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure write_buffer_kb_store [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure proc_create [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_subdevice_from_minor [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_subdevice_from_minor [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure compat_cmdtest [2018-11-23 13:47:35,182 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_cmdtest [2018-11-23 13:47:35,182 INFO L130 BoogieDeclarations]: Found specification of procedure read_buffer_kb_show [2018-11-23 13:47:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure read_buffer_kb_show [2018-11-23 13:47:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_clear_board_minor [2018-11-23 13:47:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_clear_board_minor [2018-11-23 13:47:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_munge [2018-11-23 13:47:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_munge [2018-11-23 13:47:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-23 13:47:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-23 13:47:35,183 INFO L130 BoogieDeclarations]: Found specification of procedure poll_invalid [2018-11-23 13:47:35,183 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_invalid [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_busy [2018-11-23 13:47:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_busy [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure vunmap [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure do_bufinfo_ioctl [2018-11-23 13:47:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure do_bufinfo_ioctl [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure proc_create_data [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2018-11-23 13:47:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2018-11-23 13:47:35,184 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_cancel_all [2018-11-23 13:47:35,184 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_cancel_all [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_dev_get_from_subdevice_minor [2018-11-23 13:47:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_dev_get_from_subdevice_minor [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure insn_rw_emulate_bits [2018-11-23 13:47:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure insn_rw_emulate_bits [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure vmalloc [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_inc_scan_progress [2018-11-23 13:47:35,185 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_inc_scan_progress [2018-11-23 13:47:35,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-23 13:47:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_1 [2018-11-23 13:47:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_1 [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure seq_lseek [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure up_read [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-23 13:47:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_write_n_allocated [2018-11-23 13:47:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_write_n_allocated [2018-11-23 13:47:35,186 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_close [2018-11-23 13:47:35,186 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_close [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_30 [2018-11-23 13:47:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_30 [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure down_read_trylock [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_set_subdevice_runflags [2018-11-23 13:47:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_set_subdevice_runflags [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-23 13:47:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 13:47:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 13:47:35,187 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_auto_config [2018-11-23 13:47:35,187 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_auto_config [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure need_resched [2018-11-23 13:47:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure need_resched [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_open [2018-11-23 13:47:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_open [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_27 [2018-11-23 13:47:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_27 [2018-11-23 13:47:35,188 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_get [2018-11-23 13:47:35,188 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_get [2018-11-23 13:47:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_device_attach [2018-11-23 13:47:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_device_attach [2018-11-23 13:47:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 13:47:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2018-11-23 13:47:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_is_subdevice_idle [2018-11-23 13:47:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_is_subdevice_idle [2018-11-23 13:47:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 13:47:35,189 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2018-11-23 13:47:35,189 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2018-11-23 13:47:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_recognize [2018-11-23 13:47:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_recognize [2018-11-23 13:47:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-23 13:47:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure current_thread_info [2018-11-23 13:47:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure current_thread_info [2018-11-23 13:47:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2018-11-23 13:47:35,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2018-11-23 13:47:35,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_29 [2018-11-23 13:47:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_29 [2018-11-23 13:47:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get___0 [2018-11-23 13:47:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get___0 [2018-11-23 13:47:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_5 [2018-11-23 13:47:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_5 [2018-11-23 13:47:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_4 [2018-11-23 13:47:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_4 [2018-11-23 13:47:35,191 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_subdevice_minor [2018-11-23 13:47:35,191 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_subdevice_minor [2018-11-23 13:47:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure cachemode2protval [2018-11-23 13:47:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure cachemode2protval [2018-11-23 13:47:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2018-11-23 13:47:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_proc_init [2018-11-23 13:47:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_proc_init [2018-11-23 13:47:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure translated_ioctl [2018-11-23 13:47:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure translated_ioctl [2018-11-23 13:47:35,192 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-23 13:47:35,192 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-23 13:47:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_7 [2018-11-23 13:47:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_7 [2018-11-23 13:47:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure insn_inval [2018-11-23 13:47:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure insn_inval [2018-11-23 13:47:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_device_attribute_6 [2018-11-23 13:47:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_device_attribute_6 [2018-11-23 13:47:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure do_chaninfo_ioctl [2018-11-23 13:47:35,193 INFO L138 BoogieDeclarations]: Found implementation of procedure do_chaninfo_ioctl [2018-11-23 13:47:35,193 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-23 13:47:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-23 13:47:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_cdev_init_10 [2018-11-23 13:47:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_cdev_init_10 [2018-11-23 13:47:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure do_subdinfo_ioctl [2018-11-23 13:47:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure do_subdinfo_ioctl [2018-11-23 13:47:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_26 [2018-11-23 13:47:35,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_26 [2018-11-23 13:47:35,194 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_add_return [2018-11-23 13:47:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_add_return [2018-11-23 13:47:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_try_module_get_28 [2018-11-23 13:47:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_try_module_get_28 [2018-11-23 13:47:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_release_hardware_device [2018-11-23 13:47:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_release_hardware_device [2018-11-23 13:47:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure remap_pfn_range [2018-11-23 13:47:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_reset [2018-11-23 13:47:35,195 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_reset [2018-11-23 13:47:35,195 INFO L130 BoogieDeclarations]: Found specification of procedure resize_async_buffer [2018-11-23 13:47:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure resize_async_buffer [2018-11-23 13:47:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-23 13:47:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_map_put [2018-11-23 13:47:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_map_put [2018-11-23 13:47:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure parse_insn [2018-11-23 13:47:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_insn [2018-11-23 13:47:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_bytes_per_sample [2018-11-23 13:47:35,196 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_bytes_per_sample [2018-11-23 13:47:35,196 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_sample_shift [2018-11-23 13:47:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_sample_shift [2018-11-23 13:47:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_get_subdevice_runflags [2018-11-23 13:47:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_get_subdevice_runflags [2018-11-23 13:47:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2018-11-23 13:47:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_request_region [2018-11-23 13:47:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_request_region [2018-11-23 13:47:35,197 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_driver_unregister [2018-11-23 13:47:35,197 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_driver_unregister [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure __comedi_buf_alloc [2018-11-23 13:47:35,198 INFO L138 BoogieDeclarations]: Found implementation of procedure __comedi_buf_alloc [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure memdup_user [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-23 13:47:35,198 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_auto_unconfig [2018-11-23 13:47:35,198 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_auto_unconfig [2018-11-23 13:47:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-23 13:47:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_nsamples_left [2018-11-23 13:47:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_nsamples_left [2018-11-23 13:47:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure do_become_nonbusy [2018-11-23 13:47:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure do_become_nonbusy [2018-11-23 13:47:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure max_read_buffer_kb_store [2018-11-23 13:47:35,199 INFO L138 BoogieDeclarations]: Found implementation of procedure max_read_buffer_kb_store [2018-11-23 13:47:35,199 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_unlocked_ioctl [2018-11-23 13:47:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_unlocked_ioctl [2018-11-23 13:47:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2018-11-23 13:47:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2018-11-23 13:47:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2018-11-23 13:47:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_free_board_minor [2018-11-23 13:47:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_free_board_minor [2018-11-23 13:47:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_nscans_left [2018-11-23 13:47:35,200 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_nscans_left [2018-11-23 13:47:35,200 INFO L130 BoogieDeclarations]: Found specification of procedure current_top_of_stack [2018-11-23 13:47:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure current_top_of_stack [2018-11-23 13:47:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_set_spriv_auto_free [2018-11-23 13:47:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_set_spriv_auto_free [2018-11-23 13:47:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_vm_operations_struct_3 [2018-11-23 13:47:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_vm_operations_struct_3 [2018-11-23 13:47:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_read_samples [2018-11-23 13:47:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_read_samples [2018-11-23 13:47:35,201 INFO L130 BoogieDeclarations]: Found specification of procedure do_cancel [2018-11-23 13:47:35,201 INFO L138 BoogieDeclarations]: Found implementation of procedure do_cancel [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure get_compat_insn [2018-11-23 13:47:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure get_compat_insn [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_buf_memcpy_to [2018-11-23 13:47:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_buf_memcpy_to [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure do_setrsubd_ioctl [2018-11-23 13:47:35,202 INFO L138 BoogieDeclarations]: Found implementation of procedure do_setrsubd_ioctl [2018-11-23 13:47:35,202 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 13:47:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 13:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put_31 [2018-11-23 13:47:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put_31 [2018-11-23 13:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure max_write_buffer_kb_store [2018-11-23 13:47:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure max_write_buffer_kb_store [2018-11-23 13:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure kstrtouint [2018-11-23 13:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 13:47:35,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 13:47:35,203 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_alloc_subdev_readback [2018-11-23 13:47:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_alloc_subdev_readback [2018-11-23 13:47:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure comedi_request_region [2018-11-23 13:47:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure comedi_request_region [2018-11-23 13:47:35,204 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-23 13:47:35,204 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-23 13:47:53,676 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 13:47:53,676 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 13:47:53,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:53 BoogieIcfgContainer [2018-11-23 13:47:53,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 13:47:53,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 13:47:53,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 13:47:53,679 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 13:47:53,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:47:31" (1/3) ... [2018-11-23 13:47:53,680 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a033a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:47:53, skipping insertion in model container [2018-11-23 13:47:53,680 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:47:34" (2/3) ... [2018-11-23 13:47:53,681 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64a033a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:47:53, skipping insertion in model container [2018-11-23 13:47:53,681 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:47:53" (3/3) ... [2018-11-23 13:47:53,682 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 13:47:53,688 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 13:47:53,696 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 13:47:53,706 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 13:47:53,738 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 13:47:53,739 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 13:47:53,739 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 13:47:53,739 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 13:47:53,739 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 13:47:53,739 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 13:47:53,739 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 13:47:53,739 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 13:47:53,789 INFO L276 IsEmpty]: Start isEmpty. Operand 3910 states. [2018-11-23 13:47:53,877 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-23 13:47:53,877 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:47:53,879 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:47:53,880 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:47:53,888 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:47:53,889 INFO L82 PathProgramCache]: Analyzing trace with hash -2015444471, now seen corresponding path program 1 times [2018-11-23 13:47:53,891 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:47:53,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:47:53,957 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:47:53,957 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:47:53,957 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:47:54,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:47:55,338 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1547 trivial. 0 not checked. [2018-11-23 13:47:55,340 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:47:55,340 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 13:47:55,340 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:47:55,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 13:47:55,355 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 13:47:55,355 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 13:47:55,357 INFO L87 Difference]: Start difference. First operand 3910 states. Second operand 4 states. [2018-11-23 13:48:08,763 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:08,764 INFO L93 Difference]: Finished difference Result 12231 states and 18421 transitions. [2018-11-23 13:48:08,764 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 13:48:08,765 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 323 [2018-11-23 13:48:08,766 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:08,812 INFO L225 Difference]: With dead ends: 12231 [2018-11-23 13:48:08,812 INFO L226 Difference]: Without dead ends: 8310 [2018-11-23 13:48:08,827 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-11-23 13:48:08,846 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8310 states. [2018-11-23 13:48:09,059 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8310 to 8307. [2018-11-23 13:48:09,060 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8307 states. [2018-11-23 13:48:09,090 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8307 states to 8307 states and 12307 transitions. [2018-11-23 13:48:09,092 INFO L78 Accepts]: Start accepts. Automaton has 8307 states and 12307 transitions. Word has length 323 [2018-11-23 13:48:09,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:09,093 INFO L480 AbstractCegarLoop]: Abstraction has 8307 states and 12307 transitions. [2018-11-23 13:48:09,093 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 13:48:09,093 INFO L276 IsEmpty]: Start isEmpty. Operand 8307 states and 12307 transitions. [2018-11-23 13:48:09,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 13:48:09,100 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:09,100 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:09,101 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:09,101 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:09,101 INFO L82 PathProgramCache]: Analyzing trace with hash -1315516830, now seen corresponding path program 1 times [2018-11-23 13:48:09,101 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:09,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:09,105 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:09,105 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:09,105 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:09,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:09,566 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1547 trivial. 0 not checked. [2018-11-23 13:48:09,566 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:09,566 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:09,566 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:09,567 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:09,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:09,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:09,568 INFO L87 Difference]: Start difference. First operand 8307 states and 12307 transitions. Second operand 3 states. [2018-11-23 13:48:10,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:10,425 INFO L93 Difference]: Finished difference Result 19408 states and 28460 transitions. [2018-11-23 13:48:10,425 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:10,425 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 331 [2018-11-23 13:48:10,426 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:10,465 INFO L225 Difference]: With dead ends: 19408 [2018-11-23 13:48:10,465 INFO L226 Difference]: Without dead ends: 11161 [2018-11-23 13:48:10,486 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:10,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11161 states. [2018-11-23 13:48:10,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11161 to 11147. [2018-11-23 13:48:10,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 11147 states. [2018-11-23 13:48:10,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11147 states to 11147 states and 16222 transitions. [2018-11-23 13:48:10,785 INFO L78 Accepts]: Start accepts. Automaton has 11147 states and 16222 transitions. Word has length 331 [2018-11-23 13:48:10,786 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:10,786 INFO L480 AbstractCegarLoop]: Abstraction has 11147 states and 16222 transitions. [2018-11-23 13:48:10,786 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:10,786 INFO L276 IsEmpty]: Start isEmpty. Operand 11147 states and 16222 transitions. [2018-11-23 13:48:10,792 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 370 [2018-11-23 13:48:10,792 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:10,792 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:10,793 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:10,793 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:10,793 INFO L82 PathProgramCache]: Analyzing trace with hash 1436673794, now seen corresponding path program 1 times [2018-11-23 13:48:10,793 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:10,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:10,797 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:10,797 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:10,797 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:11,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1547 trivial. 0 not checked. [2018-11-23 13:48:11,485 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:11,485 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:11,485 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:11,486 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:11,486 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:11,486 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:11,486 INFO L87 Difference]: Start difference. First operand 11147 states and 16222 transitions. Second operand 3 states. [2018-11-23 13:48:14,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:14,699 INFO L93 Difference]: Finished difference Result 32869 states and 47904 transitions. [2018-11-23 13:48:14,699 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:14,699 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 369 [2018-11-23 13:48:14,700 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:14,766 INFO L225 Difference]: With dead ends: 32869 [2018-11-23 13:48:14,766 INFO L226 Difference]: Without dead ends: 21782 [2018-11-23 13:48:14,795 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:14,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 21782 states. [2018-11-23 13:48:15,215 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 21782 to 21778. [2018-11-23 13:48:15,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 21778 states. [2018-11-23 13:48:15,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21778 states to 21778 states and 31755 transitions. [2018-11-23 13:48:15,265 INFO L78 Accepts]: Start accepts. Automaton has 21778 states and 31755 transitions. Word has length 369 [2018-11-23 13:48:15,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:15,266 INFO L480 AbstractCegarLoop]: Abstraction has 21778 states and 31755 transitions. [2018-11-23 13:48:15,266 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:15,266 INFO L276 IsEmpty]: Start isEmpty. Operand 21778 states and 31755 transitions. [2018-11-23 13:48:15,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 387 [2018-11-23 13:48:15,271 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:15,271 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:15,272 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:15,272 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:15,272 INFO L82 PathProgramCache]: Analyzing trace with hash -1694618296, now seen corresponding path program 1 times [2018-11-23 13:48:15,272 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:15,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:15,276 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:15,276 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:15,276 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:15,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:15,724 INFO L134 CoverageAnalysis]: Checked inductivity of 1550 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1550 trivial. 0 not checked. [2018-11-23 13:48:15,724 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:15,724 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:15,724 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:15,725 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:15,725 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:15,725 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:15,725 INFO L87 Difference]: Start difference. First operand 21778 states and 31755 transitions. Second operand 3 states. [2018-11-23 13:48:16,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:16,914 INFO L93 Difference]: Finished difference Result 65034 states and 94833 transitions. [2018-11-23 13:48:16,914 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:16,914 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 386 [2018-11-23 13:48:16,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:17,023 INFO L225 Difference]: With dead ends: 65034 [2018-11-23 13:48:17,023 INFO L226 Difference]: Without dead ends: 43318 [2018-11-23 13:48:17,076 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:17,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 43318 states. [2018-11-23 13:48:18,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 43318 to 43306. [2018-11-23 13:48:18,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43306 states. [2018-11-23 13:48:18,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43306 states to 43306 states and 63149 transitions. [2018-11-23 13:48:18,577 INFO L78 Accepts]: Start accepts. Automaton has 43306 states and 63149 transitions. Word has length 386 [2018-11-23 13:48:18,578 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:18,578 INFO L480 AbstractCegarLoop]: Abstraction has 43306 states and 63149 transitions. [2018-11-23 13:48:18,578 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:18,578 INFO L276 IsEmpty]: Start isEmpty. Operand 43306 states and 63149 transitions. [2018-11-23 13:48:18,589 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 383 [2018-11-23 13:48:18,590 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:18,590 INFO L402 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:18,590 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:18,590 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:18,590 INFO L82 PathProgramCache]: Analyzing trace with hash -1891311641, now seen corresponding path program 1 times [2018-11-23 13:48:18,590 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:18,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:18,594 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:18,594 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:18,594 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:18,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:19,263 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2018-11-23 13:48:19,263 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:19,263 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 13:48:19,263 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:19,264 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 13:48:19,264 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 13:48:19,264 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 13:48:19,264 INFO L87 Difference]: Start difference. First operand 43306 states and 63149 transitions. Second operand 5 states. [2018-11-23 13:48:23,300 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:23,300 INFO L93 Difference]: Finished difference Result 93816 states and 136031 transitions. [2018-11-23 13:48:23,300 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 13:48:23,300 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 382 [2018-11-23 13:48:23,301 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:23,437 INFO L225 Difference]: With dead ends: 93816 [2018-11-23 13:48:23,437 INFO L226 Difference]: Without dead ends: 50544 [2018-11-23 13:48:23,502 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:48:23,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50544 states. [2018-11-23 13:48:24,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50544 to 50475. [2018-11-23 13:48:24,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50475 states. [2018-11-23 13:48:24,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50475 states to 50475 states and 72800 transitions. [2018-11-23 13:48:24,848 INFO L78 Accepts]: Start accepts. Automaton has 50475 states and 72800 transitions. Word has length 382 [2018-11-23 13:48:24,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:24,848 INFO L480 AbstractCegarLoop]: Abstraction has 50475 states and 72800 transitions. [2018-11-23 13:48:24,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 13:48:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 50475 states and 72800 transitions. [2018-11-23 13:48:24,856 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-23 13:48:24,856 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:24,856 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:24,856 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:24,857 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:24,857 INFO L82 PathProgramCache]: Analyzing trace with hash 1145411678, now seen corresponding path program 1 times [2018-11-23 13:48:24,857 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:24,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:24,860 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:24,860 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:24,860 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:25,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:25,273 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1547 trivial. 0 not checked. [2018-11-23 13:48:25,273 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:25,274 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:25,274 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:25,274 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:25,274 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:25,275 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:25,275 INFO L87 Difference]: Start difference. First operand 50475 states and 72800 transitions. Second operand 3 states. [2018-11-23 13:48:27,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:27,048 INFO L93 Difference]: Finished difference Result 147843 states and 213313 transitions. [2018-11-23 13:48:27,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:27,048 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 392 [2018-11-23 13:48:27,049 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:27,296 INFO L225 Difference]: With dead ends: 147843 [2018-11-23 13:48:27,296 INFO L226 Difference]: Without dead ends: 97430 [2018-11-23 13:48:27,382 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:27,454 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97430 states. [2018-11-23 13:48:29,079 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97430 to 97416. [2018-11-23 13:48:29,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97416 states. [2018-11-23 13:48:29,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97416 states to 97416 states and 140572 transitions. [2018-11-23 13:48:29,275 INFO L78 Accepts]: Start accepts. Automaton has 97416 states and 140572 transitions. Word has length 392 [2018-11-23 13:48:29,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:29,276 INFO L480 AbstractCegarLoop]: Abstraction has 97416 states and 140572 transitions. [2018-11-23 13:48:29,276 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:29,276 INFO L276 IsEmpty]: Start isEmpty. Operand 97416 states and 140572 transitions. [2018-11-23 13:48:29,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 13:48:29,284 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:29,284 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:29,284 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:29,284 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:29,284 INFO L82 PathProgramCache]: Analyzing trace with hash 2056808431, now seen corresponding path program 1 times [2018-11-23 13:48:29,284 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:29,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:29,288 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:29,288 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:29,288 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:29,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:29,881 INFO L134 CoverageAnalysis]: Checked inductivity of 1547 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1547 trivial. 0 not checked. [2018-11-23 13:48:29,881 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:29,881 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:29,881 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:29,882 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:29,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:29,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:29,882 INFO L87 Difference]: Start difference. First operand 97416 states and 140572 transitions. Second operand 3 states. [2018-11-23 13:48:35,052 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:35,053 INFO L93 Difference]: Finished difference Result 287554 states and 414970 transitions. [2018-11-23 13:48:35,053 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:35,053 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2018-11-23 13:48:35,054 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:35,518 INFO L225 Difference]: With dead ends: 287554 [2018-11-23 13:48:35,518 INFO L226 Difference]: Without dead ends: 190200 [2018-11-23 13:48:35,650 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:35,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 190200 states. [2018-11-23 13:48:38,583 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 190200 to 190182. [2018-11-23 13:48:38,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 190182 states. [2018-11-23 13:48:38,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190182 states to 190182 states and 274437 transitions. [2018-11-23 13:48:38,986 INFO L78 Accepts]: Start accepts. Automaton has 190182 states and 274437 transitions. Word has length 397 [2018-11-23 13:48:38,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:38,986 INFO L480 AbstractCegarLoop]: Abstraction has 190182 states and 274437 transitions. [2018-11-23 13:48:38,986 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:38,986 INFO L276 IsEmpty]: Start isEmpty. Operand 190182 states and 274437 transitions. [2018-11-23 13:48:38,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 405 [2018-11-23 13:48:38,989 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:38,989 INFO L402 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:38,989 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:38,989 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:38,990 INFO L82 PathProgramCache]: Analyzing trace with hash 545331340, now seen corresponding path program 1 times [2018-11-23 13:48:38,990 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:38,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:38,992 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:38,992 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:38,992 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:39,413 INFO L134 CoverageAnalysis]: Checked inductivity of 1784 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 1779 trivial. 0 not checked. [2018-11-23 13:48:39,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:39,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 13:48:39,414 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:39,414 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 13:48:39,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 13:48:39,415 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 13:48:39,415 INFO L87 Difference]: Start difference. First operand 190182 states and 274437 transitions. Second operand 5 states. [2018-11-23 13:48:42,682 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:42,682 INFO L93 Difference]: Finished difference Result 293491 states and 422616 transitions. [2018-11-23 13:48:42,682 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 13:48:42,682 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 404 [2018-11-23 13:48:42,683 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:42,891 INFO L225 Difference]: With dead ends: 293491 [2018-11-23 13:48:42,892 INFO L226 Difference]: Without dead ends: 105705 [2018-11-23 13:48:43,061 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2018-11-23 13:48:43,129 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 105705 states. [2018-11-23 13:48:44,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 105705 to 105700. [2018-11-23 13:48:44,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105700 states. [2018-11-23 13:48:44,823 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105700 states to 105700 states and 151403 transitions. [2018-11-23 13:48:44,840 INFO L78 Accepts]: Start accepts. Automaton has 105700 states and 151403 transitions. Word has length 404 [2018-11-23 13:48:44,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:44,841 INFO L480 AbstractCegarLoop]: Abstraction has 105700 states and 151403 transitions. [2018-11-23 13:48:44,841 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 13:48:44,841 INFO L276 IsEmpty]: Start isEmpty. Operand 105700 states and 151403 transitions. [2018-11-23 13:48:44,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 427 [2018-11-23 13:48:44,845 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:44,845 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:44,845 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:44,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:44,846 INFO L82 PathProgramCache]: Analyzing trace with hash -1546698949, now seen corresponding path program 1 times [2018-11-23 13:48:44,846 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:44,848 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:44,849 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:44,849 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:44,849 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:45,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:45,439 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2018-11-23 13:48:45,439 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:45,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:45,439 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:45,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:45,440 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:45,440 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:45,440 INFO L87 Difference]: Start difference. First operand 105700 states and 151403 transitions. Second operand 3 states. [2018-11-23 13:48:48,920 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:48:48,920 INFO L93 Difference]: Finished difference Result 312708 states and 448054 transitions. [2018-11-23 13:48:48,920 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:48:48,920 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 426 [2018-11-23 13:48:48,921 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:48:49,453 INFO L225 Difference]: With dead ends: 312708 [2018-11-23 13:48:49,453 INFO L226 Difference]: Without dead ends: 207070 [2018-11-23 13:48:49,618 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:49,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 207070 states. [2018-11-23 13:48:55,241 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 207070 to 207028. [2018-11-23 13:48:55,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 207028 states. [2018-11-23 13:48:55,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207028 states to 207028 states and 296666 transitions. [2018-11-23 13:48:55,707 INFO L78 Accepts]: Start accepts. Automaton has 207028 states and 296666 transitions. Word has length 426 [2018-11-23 13:48:55,707 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:48:55,707 INFO L480 AbstractCegarLoop]: Abstraction has 207028 states and 296666 transitions. [2018-11-23 13:48:55,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:48:55,708 INFO L276 IsEmpty]: Start isEmpty. Operand 207028 states and 296666 transitions. [2018-11-23 13:48:55,711 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 432 [2018-11-23 13:48:55,711 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:48:55,712 INFO L402 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 14, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:48:55,712 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:48:55,712 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:48:55,712 INFO L82 PathProgramCache]: Analyzing trace with hash 470973219, now seen corresponding path program 1 times [2018-11-23 13:48:55,712 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:48:55,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:55,715 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:48:55,715 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:48:55,715 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:48:55,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:48:56,208 INFO L134 CoverageAnalysis]: Checked inductivity of 1556 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1556 trivial. 0 not checked. [2018-11-23 13:48:56,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 13:48:56,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 13:48:56,208 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 13:48:56,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 13:48:56,209 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 13:48:56,209 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:48:56,209 INFO L87 Difference]: Start difference. First operand 207028 states and 296666 transitions. Second operand 3 states. [2018-11-23 13:49:02,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 13:49:02,539 INFO L93 Difference]: Finished difference Result 612885 states and 878554 transitions. [2018-11-23 13:49:02,540 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 13:49:02,540 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 431 [2018-11-23 13:49:02,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 13:49:03,599 INFO L225 Difference]: With dead ends: 612885 [2018-11-23 13:49:03,599 INFO L226 Difference]: Without dead ends: 405919 [2018-11-23 13:49:03,887 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 13:49:04,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 405919 states. [2018-11-23 13:49:14,743 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 405919 to 369301. [2018-11-23 13:49:14,743 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 369301 states. [2018-11-23 13:49:15,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 369301 states to 369301 states and 533152 transitions. [2018-11-23 13:49:15,911 INFO L78 Accepts]: Start accepts. Automaton has 369301 states and 533152 transitions. Word has length 431 [2018-11-23 13:49:15,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 13:49:15,912 INFO L480 AbstractCegarLoop]: Abstraction has 369301 states and 533152 transitions. [2018-11-23 13:49:15,912 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 13:49:15,912 INFO L276 IsEmpty]: Start isEmpty. Operand 369301 states and 533152 transitions. [2018-11-23 13:49:15,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 462 [2018-11-23 13:49:15,914 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 13:49:15,915 INFO L402 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 14, 14, 14, 14, 14, 14, 14, 14, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 13:49:15,915 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 13:49:15,915 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 13:49:15,915 INFO L82 PathProgramCache]: Analyzing trace with hash -995047612, now seen corresponding path program 1 times [2018-11-23 13:49:15,915 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 13:49:15,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:49:15,918 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 13:49:15,918 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 13:49:15,918 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 13:49:16,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 13:49:16,716 INFO L134 CoverageAnalysis]: Checked inductivity of 1787 backedges. 35 proven. 56 refuted. 0 times theorem prover too weak. 1696 trivial. 0 not checked. [2018-11-23 13:49:16,716 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 13:49:16,716 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 13:49:16,717 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 462 with the following transitions: [2018-11-23 13:49:16,719 INFO L202 CegarAbsIntRunner]: [611], [612], [922], [926], [929], [934], [937], [943], [1970], [1973], [1976], [2051], [2562], [3020], [3026], [3027], [3038], [3040], [3043], [3045], [3096], [3156], [3157], [3339], [3341], [3342], [4721], [4722], [4759], [4761], [4768], [4771], [4772], [4887], [4888], [4912], [4914], [4916], [4917], [5196], [5200], [5204], [5206], [5210], [5214], [5216], [5224], [5226], [5229], [5231], [5234], [5244], [5317], [5350], [5352], [5354], [5364], [5366], [5367], [5374], [5375], [5794], [5797], [5890], [5897], [6149], [6150], [6231], [6232], [6237], [6238], [6320], [6321], [6356], [6358], [6359], [6489], [6492], [6512], [6629], [6631], [6632], [6787], [6789], [6791], [6793], [6795], [6797], [6799], [6801], [6803], [6805], [6807], [6809], [6811], [6813], [6815], [6817], [6819], [6821], [6823], [6825], [6827], [6829], [6831], [6833], [6835], [6837], [6839], [6841], [6843], [6845], [6891], [6937], [6983], [7169], [7181], [7227], [7230], [7233], [7245], [7248], [7251], [7835], [7836], [7956], [7958], [9016], [9018], [9024], [9026], [9634], [9636], [9637], [9794], [9795], [9796], [9836], [9852], [10000], [10001], [10002], [10003], [10070], [10071], [10136], [10137], [10140], [10141], [10164], [10165], [10166], [10167], [10226], [10227], [10228], [10229], [10234], [10235], [10236], [10237], [10238], [10239], [10240], [10264], [10265], [10266], [10267], [10336], [10358], [10440], [10441], [10488], [10489], [10516], [10517], [10518], [10519], [10520], [10521], [10522], [10523], [10524], [10525], [10526], [10527], [10528], [10529], [10530], [10531], [10532], [10533], [10534], [10535], [10536], [10537], [10538], [10539], [10540], [10541], [10542], [10543], [10544], [10545], [10546], [10547], [10548], [10549], [10550], [10551], [10552], [10553], [10554], [10555], [10556], [10557], [10558], [10559], [10560], [10561], [10562], [10563], [10564], [10565], [10566], [10567], [10568], [10569], [10570], [10571], [10628], [10772], [10773], [10790], [10791], [10962], [10963], [10964], [10965], [10966], [11030], [11031], [11032], [11038], [11039] [2018-11-23 13:49:16,762 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 13:49:16,762 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 13:49:23,449 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:456) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-23 13:49:23,451 INFO L168 Benchmark]: Toolchain (without parser) took 112150.65 ms. Allocated memory was 1.0 GB in the beginning and 6.8 GB in the end (delta: 5.8 GB). Free memory was 932.3 MB in the beginning and 4.3 GB in the end (delta: -3.4 GB). Peak memory consumption was 5.0 GB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,452 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:49:23,452 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3332.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.7 MB). Free memory was 932.3 MB in the beginning and 1.0 GB in the end (delta: -93.1 MB). Peak memory consumption was 333.0 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,453 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.83 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,453 INFO L168 Benchmark]: Boogie Preprocessor took 360.24 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 911.9 MB in the end (delta: 107.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,454 INFO L168 Benchmark]: RCFGBuilder took 18586.98 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 980.9 MB). Free memory was 911.9 MB in the beginning and 776.3 MB in the end (delta: 135.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,454 INFO L168 Benchmark]: TraceAbstraction took 89773.62 ms. Allocated memory was 2.3 GB in the beginning and 6.8 GB in the end (delta: 4.5 GB). Free memory was 776.3 MB in the beginning and 4.3 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. [2018-11-23 13:49:23,457 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 980.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 3332.16 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 285.7 MB). Free memory was 932.3 MB in the beginning and 1.0 GB in the end (delta: -93.1 MB). Peak memory consumption was 333.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.83 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 360.24 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 911.9 MB in the end (delta: 107.2 MB). Peak memory consumption was 107.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 18586.98 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 980.9 MB). Free memory was 911.9 MB in the beginning and 776.3 MB in the end (delta: 135.6 MB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. * TraceAbstraction took 89773.62 ms. Allocated memory was 2.3 GB in the beginning and 6.8 GB in the end (delta: 4.5 GB). Free memory was 776.3 MB in the beginning and 4.3 GB in the end (delta: -3.5 GB). Peak memory consumption was 3.6 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-aa41828 [2018-11-23 13:49:25,065 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 13:49:25,066 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 13:49:25,075 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 13:49:25,075 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 13:49:25,076 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 13:49:25,077 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 13:49:25,078 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 13:49:25,080 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 13:49:25,080 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 13:49:25,081 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 13:49:25,081 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 13:49:25,082 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 13:49:25,083 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 13:49:25,083 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 13:49:25,084 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 13:49:25,085 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 13:49:25,086 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 13:49:25,087 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 13:49:25,089 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 13:49:25,089 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 13:49:25,090 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 13:49:25,092 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 13:49:25,092 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 13:49:25,093 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 13:49:25,093 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 13:49:25,095 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 13:49:25,095 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 13:49:25,096 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 13:49:25,097 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 13:49:25,097 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 13:49:25,097 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 13:49:25,098 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 13:49:25,098 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 13:49:25,099 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 13:49:25,100 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 13:49:25,100 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 13:49:25,110 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 13:49:25,110 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 13:49:25,111 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 13:49:25,111 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 13:49:25,111 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 13:49:25,111 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 13:49:25,111 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 13:49:25,112 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 13:49:25,112 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 13:49:25,112 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 13:49:25,112 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 13:49:25,112 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 13:49:25,113 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 13:49:25,114 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 13:49:25,115 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 13:49:25,116 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 13:49:25,116 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 13:49:25,117 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 13:49:25,117 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/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 -> b3dedb9249b0ac3729a7ed27f87923eb6b21da88 [2018-11-23 13:49:25,149 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 13:49:25,159 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 13:49:25,162 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 13:49:25,163 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 13:49:25,164 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 13:49:25,164 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 13:49:25,213 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/f1005f4a8/e6e9b8dae2b5420f9b159c1c9a048847/FLAG5238377cd [2018-11-23 13:49:25,783 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 13:49:25,783 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--staging--comedi--comedi.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 13:49:25,812 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/f1005f4a8/e6e9b8dae2b5420f9b159c1c9a048847/FLAG5238377cd [2018-11-23 13:49:26,189 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_b2b0f906-c36a-4fd7-ad9e-9b28b22ff5c8/bin-2019/utaipan/data/f1005f4a8/e6e9b8dae2b5420f9b159c1c9a048847 [2018-11-23 13:49:26,192 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 13:49:26,193 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 13:49:26,194 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 13:49:26,194 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 13:49:26,197 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 13:49:26,198 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:26" (1/1) ... [2018-11-23 13:49:26,200 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dd50f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:26, skipping insertion in model container [2018-11-23 13:49:26,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:49:26" (1/1) ... [2018-11-23 13:49:26,209 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 13:49:26,418 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 13:49:28,640 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:49:28,689 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 13:49:29,076 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 13:49:29,160 ERROR L311 MainTranslator]: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE2: CACSL2BoogieTranslator: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE2: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.computeFinalProcedureDeclarations(ProcedureManager.java:193) [2018-11-23 13:49:29,160 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@33db7604 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:49:29, skipping insertion in model container [2018-11-23 13:49:29,160 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 13:49:29,161 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2018-11-23 13:49:29,161 INFO L168 Benchmark]: Toolchain (without parser) took 2968.66 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 291.0 MB). Free memory was 928.3 MB in the beginning and 1.2 GB in the end (delta: -279.5 MB). Peak memory consumption was 311.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:29,163 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 13:49:29,163 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2966.55 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 291.0 MB). Free memory was 928.3 MB in the beginning and 1.2 GB in the end (delta: -279.5 MB). Peak memory consumption was 311.7 MB. Max. memory is 11.5 GB. [2018-11-23 13:49:29,165 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2966.55 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 291.0 MB). Free memory was 928.3 MB in the beginning and 1.2 GB in the end (delta: -279.5 MB). Peak memory consumption was 311.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE2 CACSL2BoogieTranslator: UndeclaredFunctionException: a function that is called in the program is not declared in the program: write~unchecked~intINTTYPE2: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.ProcedureManager.computeFinalProcedureDeclarations(ProcedureManager.java:193) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...