./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.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_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/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 758ac6a175fe825a7af4d076fe6f65c02e779dab ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/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 758ac6a175fe825a7af4d076fe6f65c02e779dab .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 09:11:45,381 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:11:45,383 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:11:45,392 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:11:45,392 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:11:45,393 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:11:45,394 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:11:45,395 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:11:45,397 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:11:45,398 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:11:45,398 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:11:45,398 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:11:45,399 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:11:45,400 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:11:45,402 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:11:45,402 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:11:45,403 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:11:45,404 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:11:45,406 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:11:45,408 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:11:45,409 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:11:45,410 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:11:45,411 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:11:45,411 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:11:45,411 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:11:45,412 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:11:45,414 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:11:45,414 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:11:45,415 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:11:45,416 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:11:45,416 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:11:45,417 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:11:45,417 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:11:45,417 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:11:45,418 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:11:45,419 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:11:45,419 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-23 09:11:45,430 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:11:45,430 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:11:45,431 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:11:45,431 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:11:45,431 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 09:11:45,431 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 09:11:45,432 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 09:11:45,433 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 09:11:45,434 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:11:45,435 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:11:45,436 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:11:45,436 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:11:45,436 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:11:45,436 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:11:45,436 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:11:45,436 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:11:45,437 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 09:11:45,437 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-23 09:11:45,438 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_1df5ea3a-384b-46c0-9401-43782354564a/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 -> 758ac6a175fe825a7af4d076fe6f65c02e779dab [2018-11-23 09:11:45,463 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:11:45,473 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:11:45,475 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:11:45,476 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:11:45,477 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:11:45,477 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:11:45,526 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/3ac479f0d/e996de0c36e14517b56414adf023a80c/FLAGb79dabc60 [2018-11-23 09:11:46,095 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:11:46,095 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:11:46,121 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/3ac479f0d/e996de0c36e14517b56414adf023a80c/FLAGb79dabc60 [2018-11-23 09:11:46,503 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/3ac479f0d/e996de0c36e14517b56414adf023a80c [2018-11-23 09:11:46,506 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:11:46,507 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:11:46,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:11:46,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:11:46,511 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:11:46,512 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:46" (1/1) ... [2018-11-23 09:11:46,515 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49c996d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:46, skipping insertion in model container [2018-11-23 09:11:46,515 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:46" (1/1) ... [2018-11-23 09:11:46,525 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:11:46,618 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:11:47,541 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:11:47,556 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:11:47,707 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:11:47,744 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:11:47,745 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47 WrapperNode [2018-11-23 09:11:47,745 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:11:47,746 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:11:47,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:11:47,746 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:11:47,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,777 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,787 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:11:47,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:11:47,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:11:47,788 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:11:47,797 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,798 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,805 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,805 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,833 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,839 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,845 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... [2018-11-23 09:11:47,854 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:11:47,854 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:11:47,854 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:11:47,854 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:11:47,855 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/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 09:11:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2018-11-23 09:11:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 09:11:47,901 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-23 09:11:47,901 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:11:47,901 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:11:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-23 09:11:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 09:11:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-23 09:11:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-23 09:11:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:11:47,902 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-23 09:11:47,902 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 09:11:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 09:11:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 09:11:47,903 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2018-11-23 09:11:47,903 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2018-11-23 09:11:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2018-11-23 09:11:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 09:11:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-11-23 09:11:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-11-23 09:11:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-23 09:11:47,904 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-23 09:11:47,904 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2018-11-23 09:11:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-23 09:11:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-23 09:11:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-23 09:11:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-23 09:11:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 09:11:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 09:11:47,905 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 09:11:47,905 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 09:11:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2018-11-23 09:11:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-23 09:11:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-23 09:11:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-23 09:11:47,906 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-23 09:11:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-23 09:11:47,906 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2018-11-23 09:11:47,907 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2018-11-23 09:11:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2018-11-23 09:11:47,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2018-11-23 09:11:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 09:11:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 09:11:47,907 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-23 09:11:47,907 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_init [2018-11-23 09:11:47,908 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_init [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-23 09:11:47,908 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 09:11:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 09:11:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 09:11:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 09:11:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 09:11:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-23 09:11:47,909 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 09:11:47,909 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 09:11:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_exit [2018-11-23 09:11:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_exit [2018-11-23 09:11:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2018-11-23 09:11:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2018-11-23 09:11:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2018-11-23 09:11:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2018-11-23 09:11:47,910 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2018-11-23 09:11:47,910 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2018-11-23 09:11:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 09:11:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 09:11:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2018-11-23 09:11:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_bind [2018-11-23 09:11:47,911 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_bind [2018-11-23 09:11:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 09:11:47,911 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2018-11-23 09:11:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_unbind [2018-11-23 09:11:47,912 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_unbind [2018-11-23 09:11:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:11:47,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:11:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2018-11-23 09:11:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 09:11:47,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 09:11:47,912 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2018-11-23 09:11:47,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 09:11:47,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 09:11:47,913 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:11:47,913 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:11:47,913 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-11-23 09:11:47,913 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-11-23 09:11:49,197 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:11:49,197 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 09:11:49,198 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:49 BoogieIcfgContainer [2018-11-23 09:11:49,198 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:11:49,199 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:11:49,199 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:11:49,203 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:11:49,203 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:46" (1/3) ... [2018-11-23 09:11:49,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4df7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:49, skipping insertion in model container [2018-11-23 09:11:49,204 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:47" (2/3) ... [2018-11-23 09:11:49,204 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f4df7a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:11:49, skipping insertion in model container [2018-11-23 09:11:49,205 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:11:49" (3/3) ... [2018-11-23 09:11:49,206 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:11:49,218 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:11:49,225 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:11:49,244 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:11:49,279 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:11:49,279 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:11:49,280 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:11:49,280 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:11:49,280 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:11:49,280 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:11:49,280 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:11:49,281 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:11:49,305 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states. [2018-11-23 09:11:49,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 09:11:49,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:49,313 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 09:11:49,315 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:49,319 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:49,319 INFO L82 PathProgramCache]: Analyzing trace with hash 760132288, now seen corresponding path program 1 times [2018-11-23 09:11:49,321 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:49,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:49,384 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:49,384 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:49,385 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:49,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:49,651 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:11:49,653 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:49,654 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:11:49,654 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:49,657 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:11:49,672 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:11:49,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:11:49,675 INFO L87 Difference]: Start difference. First operand 294 states. Second operand 3 states. [2018-11-23 09:11:50,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:50,099 INFO L93 Difference]: Finished difference Result 778 states and 1084 transitions. [2018-11-23 09:11:50,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:11:50,100 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-23 09:11:50,101 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:50,113 INFO L225 Difference]: With dead ends: 778 [2018-11-23 09:11:50,113 INFO L226 Difference]: Without dead ends: 490 [2018-11-23 09:11:50,119 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 09:11:50,166 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2018-11-23 09:11:50,231 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 490. [2018-11-23 09:11:50,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 490 states. [2018-11-23 09:11:50,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 490 states and 668 transitions. [2018-11-23 09:11:50,239 INFO L78 Accepts]: Start accepts. Automaton has 490 states and 668 transitions. Word has length 55 [2018-11-23 09:11:50,240 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:50,240 INFO L480 AbstractCegarLoop]: Abstraction has 490 states and 668 transitions. [2018-11-23 09:11:50,240 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:11:50,240 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 668 transitions. [2018-11-23 09:11:50,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-23 09:11:50,244 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:50,244 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 09:11:50,245 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:50,245 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:50,245 INFO L82 PathProgramCache]: Analyzing trace with hash -1231509052, now seen corresponding path program 1 times [2018-11-23 09:11:50,245 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:50,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:50,251 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:50,251 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:50,252 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:50,466 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-23 09:11:50,466 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:50,466 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 09:11:50,466 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:50,468 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 09:11:50,468 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 09:11:50,468 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 09:11:50,468 INFO L87 Difference]: Start difference. First operand 490 states and 668 transitions. Second operand 7 states. [2018-11-23 09:11:51,512 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:51,512 INFO L93 Difference]: Finished difference Result 1425 states and 1978 transitions. [2018-11-23 09:11:51,513 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 09:11:51,513 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-23 09:11:51,513 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:51,519 INFO L225 Difference]: With dead ends: 1425 [2018-11-23 09:11:51,519 INFO L226 Difference]: Without dead ends: 942 [2018-11-23 09:11:51,521 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2018-11-23 09:11:51,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 942 states. [2018-11-23 09:11:51,564 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 942 to 942. [2018-11-23 09:11:51,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 942 states. [2018-11-23 09:11:51,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 942 states to 942 states and 1303 transitions. [2018-11-23 09:11:51,569 INFO L78 Accepts]: Start accepts. Automaton has 942 states and 1303 transitions. Word has length 71 [2018-11-23 09:11:51,569 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:51,570 INFO L480 AbstractCegarLoop]: Abstraction has 942 states and 1303 transitions. [2018-11-23 09:11:51,570 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 09:11:51,570 INFO L276 IsEmpty]: Start isEmpty. Operand 942 states and 1303 transitions. [2018-11-23 09:11:51,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2018-11-23 09:11:51,574 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:51,574 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-11-23 09:11:51,574 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:51,574 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:51,575 INFO L82 PathProgramCache]: Analyzing trace with hash 1006168939, now seen corresponding path program 1 times [2018-11-23 09:11:51,575 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:51,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:51,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:51,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:51,579 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:51,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:51,687 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-23 09:11:51,687 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:51,687 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:11:51,687 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:51,688 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:11:51,688 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:11:51,688 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:11:51,688 INFO L87 Difference]: Start difference. First operand 942 states and 1303 transitions. Second operand 3 states. [2018-11-23 09:11:51,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:51,770 INFO L93 Difference]: Finished difference Result 2073 states and 2889 transitions. [2018-11-23 09:11:51,770 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:11:51,770 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 118 [2018-11-23 09:11:51,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:51,776 INFO L225 Difference]: With dead ends: 2073 [2018-11-23 09:11:51,776 INFO L226 Difference]: Without dead ends: 1154 [2018-11-23 09:11:51,778 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 09:11:51,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1154 states. [2018-11-23 09:11:51,813 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1154 to 1135. [2018-11-23 09:11:51,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2018-11-23 09:11:51,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1590 transitions. [2018-11-23 09:11:51,818 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1590 transitions. Word has length 118 [2018-11-23 09:11:51,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:51,818 INFO L480 AbstractCegarLoop]: Abstraction has 1135 states and 1590 transitions. [2018-11-23 09:11:51,818 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:11:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1590 transitions. [2018-11-23 09:11:51,822 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 09:11:51,822 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:51,822 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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] [2018-11-23 09:11:51,822 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:51,823 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:51,823 INFO L82 PathProgramCache]: Analyzing trace with hash 1825020480, now seen corresponding path program 1 times [2018-11-23 09:11:51,823 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:51,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:51,825 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:51,825 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:51,825 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:51,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:51,961 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-23 09:11:51,961 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:51,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:11:51,962 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:51,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:11:51,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:11:51,962 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:11:51,963 INFO L87 Difference]: Start difference. First operand 1135 states and 1590 transitions. Second operand 3 states. [2018-11-23 09:11:52,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:52,250 INFO L93 Difference]: Finished difference Result 2783 states and 3909 transitions. [2018-11-23 09:11:52,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:11:52,251 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 147 [2018-11-23 09:11:52,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:52,256 INFO L225 Difference]: With dead ends: 2783 [2018-11-23 09:11:52,256 INFO L226 Difference]: Without dead ends: 1680 [2018-11-23 09:11:52,259 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 09:11:52,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1680 states. [2018-11-23 09:11:52,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1680 to 1661. [2018-11-23 09:11:52,302 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1661 states. [2018-11-23 09:11:52,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1661 states to 1661 states and 2308 transitions. [2018-11-23 09:11:52,308 INFO L78 Accepts]: Start accepts. Automaton has 1661 states and 2308 transitions. Word has length 147 [2018-11-23 09:11:52,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:52,309 INFO L480 AbstractCegarLoop]: Abstraction has 1661 states and 2308 transitions. [2018-11-23 09:11:52,309 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:11:52,309 INFO L276 IsEmpty]: Start isEmpty. Operand 1661 states and 2308 transitions. [2018-11-23 09:11:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2018-11-23 09:11:52,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:52,313 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 3, 3, 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] [2018-11-23 09:11:52,314 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:52,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:52,314 INFO L82 PathProgramCache]: Analyzing trace with hash 1196559868, now seen corresponding path program 1 times [2018-11-23 09:11:52,314 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:52,317 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,317 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:52,318 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,318 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:52,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:52,448 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-23 09:11:52,448 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:52,448 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 09:11:52,448 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:52,449 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 09:11:52,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 09:11:52,449 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 09:11:52,449 INFO L87 Difference]: Start difference. First operand 1661 states and 2308 transitions. Second operand 5 states. [2018-11-23 09:11:52,494 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:52,495 INFO L93 Difference]: Finished difference Result 3344 states and 4701 transitions. [2018-11-23 09:11:52,495 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 09:11:52,495 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 147 [2018-11-23 09:11:52,496 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:52,501 INFO L225 Difference]: With dead ends: 3344 [2018-11-23 09:11:52,501 INFO L226 Difference]: Without dead ends: 1715 [2018-11-23 09:11:52,505 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 09:11:52,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1715 states. [2018-11-23 09:11:52,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1715 to 1701. [2018-11-23 09:11:52,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1701 states. [2018-11-23 09:11:52,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 1701 states and 2358 transitions. [2018-11-23 09:11:52,550 INFO L78 Accepts]: Start accepts. Automaton has 1701 states and 2358 transitions. Word has length 147 [2018-11-23 09:11:52,551 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:52,551 INFO L480 AbstractCegarLoop]: Abstraction has 1701 states and 2358 transitions. [2018-11-23 09:11:52,551 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 09:11:52,551 INFO L276 IsEmpty]: Start isEmpty. Operand 1701 states and 2358 transitions. [2018-11-23 09:11:52,554 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2018-11-23 09:11:52,554 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:52,555 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2018-11-23 09:11:52,555 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:52,555 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:52,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1391496361, now seen corresponding path program 1 times [2018-11-23 09:11:52,555 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:52,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,558 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:52,558 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,558 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:52,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:52,665 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 09:11:52,665 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:52,665 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 09:11:52,665 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:52,666 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 09:11:52,666 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 09:11:52,666 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 09:11:52,666 INFO L87 Difference]: Start difference. First operand 1701 states and 2358 transitions. Second operand 4 states. [2018-11-23 09:11:52,713 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:52,714 INFO L93 Difference]: Finished difference Result 3380 states and 4694 transitions. [2018-11-23 09:11:52,714 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 09:11:52,714 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 152 [2018-11-23 09:11:52,714 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:52,719 INFO L225 Difference]: With dead ends: 3380 [2018-11-23 09:11:52,719 INFO L226 Difference]: Without dead ends: 1702 [2018-11-23 09:11:52,722 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 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 09:11:52,724 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1702 states. [2018-11-23 09:11:52,757 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1702 to 1702. [2018-11-23 09:11:52,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1702 states. [2018-11-23 09:11:52,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1702 states to 1702 states and 2359 transitions. [2018-11-23 09:11:52,762 INFO L78 Accepts]: Start accepts. Automaton has 1702 states and 2359 transitions. Word has length 152 [2018-11-23 09:11:52,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:52,762 INFO L480 AbstractCegarLoop]: Abstraction has 1702 states and 2359 transitions. [2018-11-23 09:11:52,763 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 09:11:52,763 INFO L276 IsEmpty]: Start isEmpty. Operand 1702 states and 2359 transitions. [2018-11-23 09:11:52,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 09:11:52,766 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:52,766 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2018-11-23 09:11:52,766 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:52,766 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:52,767 INFO L82 PathProgramCache]: Analyzing trace with hash 305138847, now seen corresponding path program 1 times [2018-11-23 09:11:52,767 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:52,769 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,769 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:52,770 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:52,770 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:52,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:52,867 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-23 09:11:52,867 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:11:52,868 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 09:11:52,868 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 09:11:52,868 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 09:11:52,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 09:11:52,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 09:11:52,869 INFO L87 Difference]: Start difference. First operand 1702 states and 2359 transitions. Second operand 3 states. [2018-11-23 09:11:52,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:11:52,921 INFO L93 Difference]: Finished difference Result 3379 states and 4710 transitions. [2018-11-23 09:11:52,924 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 09:11:52,924 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 161 [2018-11-23 09:11:52,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:11:52,930 INFO L225 Difference]: With dead ends: 3379 [2018-11-23 09:11:52,930 INFO L226 Difference]: Without dead ends: 1710 [2018-11-23 09:11:52,934 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 09:11:52,936 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2018-11-23 09:11:53,023 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1710. [2018-11-23 09:11:53,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2018-11-23 09:11:53,030 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2367 transitions. [2018-11-23 09:11:53,030 INFO L78 Accepts]: Start accepts. Automaton has 1710 states and 2367 transitions. Word has length 161 [2018-11-23 09:11:53,030 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:11:53,031 INFO L480 AbstractCegarLoop]: Abstraction has 1710 states and 2367 transitions. [2018-11-23 09:11:53,031 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 09:11:53,031 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2367 transitions. [2018-11-23 09:11:53,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 162 [2018-11-23 09:11:53,035 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:11:53,035 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 5, 3, 3, 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] [2018-11-23 09:11:53,035 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:11:53,035 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:11:53,035 INFO L82 PathProgramCache]: Analyzing trace with hash -112257759, now seen corresponding path program 1 times [2018-11-23 09:11:53,035 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 09:11:53,038 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:53,039 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:11:53,039 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 09:11:53,039 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 09:11:53,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:11:53,170 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 6 proven. 1 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-23 09:11:53,171 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 09:11:53,171 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 09:11:53,172 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 162 with the following transitions: [2018-11-23 09:11:53,175 INFO L202 CegarAbsIntRunner]: [4], [6], [9], [11], [13], [118], [121], [124], [127], [130], [132], [136], [139], [142], [144], [147], [156], [175], [178], [181], [184], [187], [189], [199], [283], [284], [285], [294], [299], [311], [315], [320], [321], [322], [340], [342], [344], [346], [347], [348], [349], [368], [370], [371], [372], [391], [394], [399], [405], [409], [416], [418], [421], [426], [429], [434], [435], [437], [438], [439], [441], [445], [447], [448], [449], [451], [452], [453], [465], [466], [467], [468], [470], [471], [560], [564], [566], [567], [615], [616], [617], [619], [624], [628], [631], [632], [634], [635], [643], [644], [645], [646], [647], [648], [649], [650], [653], [654], [655], [656], [657], [658], [661], [662], [677], [679], [680], [685], [686], [687], [688], [689], [690], [691], [692], [701], [702], [705], [706], [707], [708], [709], [710], [711], [712], [717], [718], [719], [720], [739], [740], [741], [743], [744], [745], [746], [747] [2018-11-23 09:11:53,218 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 09:11:53,218 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 09:11:53,432 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:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.translateStore(MappedTerm2Expression.java:288) 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.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.computeFixpoint(TermConjunctEvaluator.java:198) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$1(TermConjunctEvaluator.java:150) 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 09:11:53,436 INFO L168 Benchmark]: Toolchain (without parser) took 6930.02 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 188.2 MB). Free memory was 952.1 MB in the beginning and 1.0 GB in the end (delta: -85.1 MB). Peak memory consumption was 103.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:11:53,438 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:11:53,438 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1237.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -107.0 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. [2018-11-23 09:11:53,439 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:11:53,439 INFO L168 Benchmark]: Boogie Preprocessor took 66.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:11:53,440 INFO L168 Benchmark]: RCFGBuilder took 1344.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 901.4 MB in the end (delta: 144.2 MB). Peak memory consumption was 144.2 MB. Max. memory is 11.5 GB. [2018-11-23 09:11:53,440 INFO L168 Benchmark]: TraceAbstraction took 4236.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 901.4 MB in the beginning and 1.0 GB in the end (delta: -135.7 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:11:53,444 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1237.71 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 124.3 MB). Free memory was 952.1 MB in the beginning and 1.1 GB in the end (delta: -107.0 MB). Peak memory consumption was 104.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 66.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1344.03 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 901.4 MB in the end (delta: 144.2 MB). Peak memory consumption was 144.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4236.80 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 64.0 MB). Free memory was 901.4 MB in the beginning and 1.0 GB in the end (delta: -135.7 MB). There was no memory consumed. 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 09:11:55,333 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 09:11:55,335 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 09:11:55,345 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 09:11:55,345 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 09:11:55,346 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 09:11:55,347 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 09:11:55,348 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 09:11:55,350 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 09:11:55,351 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 09:11:55,352 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 09:11:55,352 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 09:11:55,353 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 09:11:55,354 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 09:11:55,355 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 09:11:55,355 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 09:11:55,356 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 09:11:55,358 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 09:11:55,359 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 09:11:55,361 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 09:11:55,361 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 09:11:55,362 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 09:11:55,364 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 09:11:55,365 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 09:11:55,365 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 09:11:55,366 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 09:11:55,367 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 09:11:55,367 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 09:11:55,368 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 09:11:55,369 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 09:11:55,369 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 09:11:55,370 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 09:11:55,370 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 09:11:55,370 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 09:11:55,371 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 09:11:55,371 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 09:11:55,372 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-23 09:11:55,384 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 09:11:55,384 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 09:11:55,385 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 09:11:55,385 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 09:11:55,385 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 09:11:55,386 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 09:11:55,386 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 09:11:55,386 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 09:11:55,386 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 09:11:55,386 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 09:11:55,387 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 09:11:55,387 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 09:11:55,387 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 09:11:55,387 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 09:11:55,388 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 09:11:55,389 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 09:11:55,389 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 09:11:55,389 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 09:11:55,389 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 09:11:55,389 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 09:11:55,389 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-23 09:11:55,390 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-23 09:11:55,391 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_1df5ea3a-384b-46c0-9401-43782354564a/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 -> 758ac6a175fe825a7af4d076fe6f65c02e779dab [2018-11-23 09:11:55,423 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 09:11:55,431 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 09:11:55,433 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 09:11:55,434 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 09:11:55,434 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 09:11:55,435 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:11:55,475 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/a18b59021/29522e16e6a749cd82dafaebe8d4db82/FLAGa276570c4 [2018-11-23 09:11:55,978 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 09:11:55,978 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:11:56,003 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/a18b59021/29522e16e6a749cd82dafaebe8d4db82/FLAGa276570c4 [2018-11-23 09:11:56,455 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/data/a18b59021/29522e16e6a749cd82dafaebe8d4db82 [2018-11-23 09:11:56,458 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 09:11:56,459 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 09:11:56,460 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 09:11:56,460 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 09:11:56,462 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 09:11:56,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:56" (1/1) ... [2018-11-23 09:11:56,465 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@338a8a99 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:56, skipping insertion in model container [2018-11-23 09:11:56,465 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 09:11:56" (1/1) ... [2018-11-23 09:11:56,472 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 09:11:56,536 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 09:11:57,336 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:11:57,512 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 09:11:57,674 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 09:11:57,721 INFO L195 MainTranslator]: Completed translation [2018-11-23 09:11:57,722 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57 WrapperNode [2018-11-23 09:11:57,722 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 09:11:57,723 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 09:11:57,723 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 09:11:57,723 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 09:11:57,730 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,758 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,769 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 09:11:57,769 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 09:11:57,769 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 09:11:57,769 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 09:11:57,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,786 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... [2018-11-23 09:11:57,851 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 09:11:57,852 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 09:11:57,852 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 09:11:57,852 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 09:11:57,854 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/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 09:11:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2018-11-23 09:11:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-23 09:11:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-23 09:11:57,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-23 09:11:57,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-23 09:11:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 09:11:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-23 09:11:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-23 09:11:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-23 09:11:57,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-23 09:11:57,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-23 09:11:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 09:11:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-23 09:11:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-23 09:11:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-23 09:11:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-23 09:11:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2018-11-23 09:11:57,916 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2018-11-23 09:11:57,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-11-23 09:11:57,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-11-23 09:11:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2018-11-23 09:11:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-23 09:11:57,917 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-23 09:11:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-23 09:11:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-23 09:11:57,917 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-23 09:11:57,917 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-23 09:11:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-23 09:11:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2018-11-23 09:11:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-23 09:11:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-23 09:11:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-23 09:11:57,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-23 09:11:57,918 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-23 09:11:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2018-11-23 09:11:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2018-11-23 09:11:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2018-11-23 09:11:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2018-11-23 09:11:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-23 09:11:57,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-23 09:11:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2018-11-23 09:11:57,919 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 09:11:57,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-23 09:11:57,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-23 09:11:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2018-11-23 09:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2018-11-23 09:11:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 09:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 09:11:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2018-11-23 09:11:57,921 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_bind [2018-11-23 09:11:57,921 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_bind [2018-11-23 09:11:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 09:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 09:11:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2018-11-23 09:11:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-11-23 09:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-11-23 09:11:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 09:11:57,922 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-23 09:11:57,922 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 09:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 09:11:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 09:11:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-23 09:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-23 09:11:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2018-11-23 09:11:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 09:11:57,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-23 09:11:57,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 09:11:57,924 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 09:11:57,925 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2018-11-23 09:11:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_init [2018-11-23 09:11:57,928 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_init [2018-11-23 09:11:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-11-23 09:11:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-11-23 09:11:57,928 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2018-11-23 09:11:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-23 09:11:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-23 09:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-23 09:11:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 09:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 09:11:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_exit [2018-11-23 09:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_exit [2018-11-23 09:11:57,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2018-11-23 09:11:57,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2018-11-23 09:11:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2018-11-23 09:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2018-11-23 09:11:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2018-11-23 09:11:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_unbind [2018-11-23 09:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_unbind [2018-11-23 09:11:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2018-11-23 09:11:57,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 09:11:57,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 09:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-23 09:11:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-23 09:11:57,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 09:11:57,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 09:12:00,424 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 09:12:00,425 INFO L280 CfgBuilder]: Removed 1 assue(true) statements. [2018-11-23 09:12:00,425 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:00 BoogieIcfgContainer [2018-11-23 09:12:00,425 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 09:12:00,426 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 09:12:00,427 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 09:12:00,430 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 09:12:00,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 09:11:56" (1/3) ... [2018-11-23 09:12:00,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2a0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:00, skipping insertion in model container [2018-11-23 09:12:00,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 09:11:57" (2/3) ... [2018-11-23 09:12:00,431 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ea2a0b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 09:12:00, skipping insertion in model container [2018-11-23 09:12:00,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:00" (3/3) ... [2018-11-23 09:12:00,433 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-23 09:12:00,443 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 09:12:00,451 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 09:12:00,466 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 09:12:00,498 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 09:12:00,499 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 09:12:00,499 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 09:12:00,499 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 09:12:00,500 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 09:12:00,500 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 09:12:00,500 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 09:12:00,500 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 09:12:00,500 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 09:12:00,522 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states. [2018-11-23 09:12:00,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 09:12:00,531 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 09:12:00,532 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 09:12:00,534 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 09:12:00,540 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 09:12:00,540 INFO L82 PathProgramCache]: Analyzing trace with hash -1702569344, now seen corresponding path program 1 times [2018-11-23 09:12:00,544 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-23 09:12:00,545 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-23 09:12:00,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 09:12:00,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 09:12:00,768 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 09:12:00,794 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 09:12:00,795 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-23 09:12:00,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 09:12:00,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 09:12:00,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 09:12:00,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 09:12:00,820 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 09:12:00,822 INFO L87 Difference]: Start difference. First operand 294 states. Second operand 2 states. [2018-11-23 09:12:00,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 09:12:00,861 INFO L93 Difference]: Finished difference Result 294 states and 395 transitions. [2018-11-23 09:12:00,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 09:12:00,863 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 55 [2018-11-23 09:12:00,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 09:12:00,870 INFO L225 Difference]: With dead ends: 294 [2018-11-23 09:12:00,870 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 09:12:00,876 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 09:12:00,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 09:12:00,902 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 09:12:00,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 09:12:00,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 09:12:00,906 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2018-11-23 09:12:00,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 09:12:00,906 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 09:12:00,906 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 09:12:00,906 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 09:12:00,907 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 09:12:00,911 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 09:12:01,188 INFO L451 ceAbstractionStarter]: At program point ldv_skb_allocENTRY(lines 6481 6496) the Hoare annotation is: true [2018-11-23 09:12:01,188 INFO L448 ceAbstractionStarter]: For program point L6492-1(line 6492) no Hoare annotation was computed. [2018-11-23 09:12:01,189 INFO L451 ceAbstractionStarter]: At program point L6492(line 6492) the Hoare annotation is: true [2018-11-23 09:12:01,189 INFO L448 ceAbstractionStarter]: For program point ldv_skb_allocEXIT(lines 6481 6496) no Hoare annotation was computed. [2018-11-23 09:12:01,189 INFO L448 ceAbstractionStarter]: For program point L6487-1(line 6487) no Hoare annotation was computed. [2018-11-23 09:12:01,189 INFO L451 ceAbstractionStarter]: At program point L6487(line 6487) the Hoare annotation is: true [2018-11-23 09:12:01,189 INFO L448 ceAbstractionStarter]: For program point L6489(lines 6489 6494) no Hoare annotation was computed. [2018-11-23 09:12:01,189 INFO L448 ceAbstractionStarter]: For program point ldv_skb_allocFINAL(lines 6481 6496) no Hoare annotation was computed. [2018-11-23 09:12:01,190 INFO L451 ceAbstractionStarter]: At program point cx82310_driver_initENTRY(lines 5975 5983) the Hoare annotation is: true [2018-11-23 09:12:01,190 INFO L448 ceAbstractionStarter]: For program point L5980-1(line 5980) no Hoare annotation was computed. [2018-11-23 09:12:01,190 INFO L451 ceAbstractionStarter]: At program point L5980(line 5980) the Hoare annotation is: true [2018-11-23 09:12:01,190 INFO L448 ceAbstractionStarter]: For program point cx82310_driver_initFINAL(lines 5975 5983) no Hoare annotation was computed. [2018-11-23 09:12:01,190 INFO L448 ceAbstractionStarter]: For program point cx82310_driver_initEXIT(lines 5975 5983) no Hoare annotation was computed. [2018-11-23 09:12:01,190 INFO L451 ceAbstractionStarter]: At program point __kmallocENTRY(lines 5457 5460) the Hoare annotation is: true [2018-11-23 09:12:01,190 INFO L448 ceAbstractionStarter]: For program point __kmallocFINAL(lines 5457 5460) no Hoare annotation was computed. [2018-11-23 09:12:01,191 INFO L448 ceAbstractionStarter]: For program point __kmallocEXIT(lines 5457 5460) no Hoare annotation was computed. [2018-11-23 09:12:01,191 INFO L451 ceAbstractionStarter]: At program point L5459(line 5459) the Hoare annotation is: true [2018-11-23 09:12:01,191 INFO L448 ceAbstractionStarter]: For program point L5459-1(line 5459) no Hoare annotation was computed. [2018-11-23 09:12:01,191 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 6028 6241) no Hoare annotation was computed. [2018-11-23 09:12:01,191 INFO L451 ceAbstractionStarter]: At program point L6163(line 6163) the Hoare annotation is: true [2018-11-23 09:12:01,191 INFO L448 ceAbstractionStarter]: For program point L6130(lines 6130 6168) no Hoare annotation was computed. [2018-11-23 09:12:01,191 INFO L448 ceAbstractionStarter]: For program point L6097(line 6097) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L448 ceAbstractionStarter]: For program point L6098(lines 6098 6107) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L448 ceAbstractionStarter]: For program point L6197(line 6197) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L451 ceAbstractionStarter]: At program point L6148(line 6148) the Hoare annotation is: true [2018-11-23 09:12:01,192 INFO L448 ceAbstractionStarter]: For program point L6198(lines 6198 6208) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L448 ceAbstractionStarter]: For program point L6132(lines 6132 6164) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 6028 6241) no Hoare annotation was computed. [2018-11-23 09:12:01,192 INFO L451 ceAbstractionStarter]: At program point L6182(line 6182) the Hoare annotation is: true [2018-11-23 09:12:01,193 INFO L448 ceAbstractionStarter]: For program point L6182-1(line 6182) no Hoare annotation was computed. [2018-11-23 09:12:01,194 INFO L451 ceAbstractionStarter]: At program point L6199(line 6199) the Hoare annotation is: true [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6199-1(line 6199) no Hoare annotation was computed. [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6232(line 6232) no Hoare annotation was computed. [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6133(line 6133) no Hoare annotation was computed. [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6100(lines 6100 6104) no Hoare annotation was computed. [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6051(lines 6051 6234) no Hoare annotation was computed. [2018-11-23 09:12:01,195 INFO L448 ceAbstractionStarter]: For program point L6134(lines 6134 6140) no Hoare annotation was computed. [2018-11-23 09:12:01,196 INFO L451 ceAbstractionStarter]: At program point L6233(line 6233) the Hoare annotation is: true [2018-11-23 09:12:01,196 INFO L448 ceAbstractionStarter]: For program point L6200(lines 6200 6205) no Hoare annotation was computed. [2018-11-23 09:12:01,196 INFO L448 ceAbstractionStarter]: For program point L6085(line 6085) no Hoare annotation was computed. [2018-11-23 09:12:01,196 INFO L448 ceAbstractionStarter]: For program point L6052(line 6052) no Hoare annotation was computed. [2018-11-23 09:12:01,196 INFO L451 ceAbstractionStarter]: At program point L6135(line 6135) the Hoare annotation is: true [2018-11-23 09:12:01,196 INFO L448 ceAbstractionStarter]: For program point L6135-1(line 6135) no Hoare annotation was computed. [2018-11-23 09:12:01,196 INFO L448 ceAbstractionStarter]: For program point L6069(line 6069) no Hoare annotation was computed. [2018-11-23 09:12:01,197 INFO L451 ceAbstractionStarter]: At program point L6218(line 6218) the Hoare annotation is: true [2018-11-23 09:12:01,197 INFO L448 ceAbstractionStarter]: For program point L6086(lines 6086 6095) no Hoare annotation was computed. [2018-11-23 09:12:01,197 INFO L448 ceAbstractionStarter]: For program point L6218-1(line 6218) no Hoare annotation was computed. [2018-11-23 09:12:01,197 INFO L448 ceAbstractionStarter]: For program point L6053(lines 6053 6127) no Hoare annotation was computed. [2018-11-23 09:12:01,197 INFO L451 ceAbstractionStarter]: At program point L6235(lines 6039 6240) the Hoare annotation is: true [2018-11-23 09:12:01,197 INFO L448 ceAbstractionStarter]: For program point L6070(lines 6070 6076) no Hoare annotation was computed. [2018-11-23 09:12:01,197 INFO L448 ceAbstractionStarter]: For program point L6070-2(lines 6055 6123) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6170(line 6170) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L451 ceAbstractionStarter]: At program point L6154(lines 6039 6240) the Hoare annotation is: true [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6055(lines 6055 6123) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6121(line 6121) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6088(lines 6088 6092) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6171(lines 6171 6230) no Hoare annotation was computed. [2018-11-23 09:12:01,198 INFO L451 ceAbstractionStarter]: At program point L6122(line 6122) the Hoare annotation is: true [2018-11-23 09:12:01,198 INFO L448 ceAbstractionStarter]: For program point L6188(line 6188) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6056(line 6056) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6238(line 6238) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6040-1(line 6040) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L451 ceAbstractionStarter]: At program point L6040(line 6040) the Hoare annotation is: true [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6189(lines 6189 6195) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6057(lines 6057 6067) no Hoare annotation was computed. [2018-11-23 09:12:01,199 INFO L448 ceAbstractionStarter]: For program point L6173(lines 6173 6226) no Hoare annotation was computed. [2018-11-23 09:12:01,200 INFO L451 ceAbstractionStarter]: At program point L6190(line 6190) the Hoare annotation is: true [2018-11-23 09:12:01,200 INFO L448 ceAbstractionStarter]: For program point L6190-1(line 6190) no Hoare annotation was computed. [2018-11-23 09:12:01,200 INFO L448 ceAbstractionStarter]: For program point L6174(line 6174) no Hoare annotation was computed. [2018-11-23 09:12:01,200 INFO L451 ceAbstractionStarter]: At program point mainENTRY(lines 6028 6241) the Hoare annotation is: true [2018-11-23 09:12:01,200 INFO L451 ceAbstractionStarter]: At program point L6042(line 6042) the Hoare annotation is: true [2018-11-23 09:12:01,200 INFO L451 ceAbstractionStarter]: At program point L6042-1(line 6042) the Hoare annotation is: true [2018-11-23 09:12:01,200 INFO L448 ceAbstractionStarter]: For program point L6224(line 6224) no Hoare annotation was computed. [2018-11-23 09:12:01,201 INFO L448 ceAbstractionStarter]: For program point L6059(lines 6059 6064) no Hoare annotation was computed. [2018-11-23 09:12:01,205 INFO L448 ceAbstractionStarter]: For program point L6175(lines 6175 6180) no Hoare annotation was computed. [2018-11-23 09:12:01,205 INFO L448 ceAbstractionStarter]: For program point L6142(line 6142) no Hoare annotation was computed. [2018-11-23 09:12:01,205 INFO L448 ceAbstractionStarter]: For program point L6043(line 6043) no Hoare annotation was computed. [2018-11-23 09:12:01,205 INFO L448 ceAbstractionStarter]: For program point L6109(line 6109) no Hoare annotation was computed. [2018-11-23 09:12:01,205 INFO L448 ceAbstractionStarter]: For program point L6175-2(lines 6173 6226) no Hoare annotation was computed. [2018-11-23 09:12:01,206 INFO L451 ceAbstractionStarter]: At program point L6225(line 6225) the Hoare annotation is: true [2018-11-23 09:12:01,206 INFO L448 ceAbstractionStarter]: For program point L6143(lines 6143 6160) no Hoare annotation was computed. [2018-11-23 09:12:01,206 INFO L448 ceAbstractionStarter]: For program point L6176-1(line 6176) no Hoare annotation was computed. [2018-11-23 09:12:01,206 INFO L448 ceAbstractionStarter]: For program point L6110(lines 6110 6119) no Hoare annotation was computed. [2018-11-23 09:12:01,206 INFO L451 ceAbstractionStarter]: At program point L6176(line 6176) the Hoare annotation is: true [2018-11-23 09:12:01,206 INFO L448 ceAbstractionStarter]: For program point L6044-1(line 6044) no Hoare annotation was computed. [2018-11-23 09:12:01,206 INFO L451 ceAbstractionStarter]: At program point L6044(line 6044) the Hoare annotation is: true [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6210(line 6210) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6144-1(line 6144) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L451 ceAbstractionStarter]: At program point L6144(line 6144) the Hoare annotation is: true [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6211(lines 6211 6216) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6145(lines 6145 6151) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6211-2(lines 6173 6226) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6112(lines 6112 6116) no Hoare annotation was computed. [2018-11-23 09:12:01,207 INFO L448 ceAbstractionStarter]: For program point L6145-1(lines 6143 6158) no Hoare annotation was computed. [2018-11-23 09:12:01,208 INFO L448 ceAbstractionStarter]: For program point L6162(line 6162) no Hoare annotation was computed. [2018-11-23 09:12:01,208 INFO L448 ceAbstractionStarter]: For program point L6129(line 6129) no Hoare annotation was computed. [2018-11-23 09:12:01,208 INFO L448 ceAbstractionStarter]: For program point L6212-1(line 6212) no Hoare annotation was computed. [2018-11-23 09:12:01,208 INFO L451 ceAbstractionStarter]: At program point L6212(line 6212) the Hoare annotation is: true [2018-11-23 09:12:01,208 INFO L451 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 6325 6334) the Hoare annotation is: true [2018-11-23 09:12:01,208 INFO L448 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 6325 6334) no Hoare annotation was computed. [2018-11-23 09:12:01,208 INFO L448 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 6325 6334) no Hoare annotation was computed. [2018-11-23 09:12:01,209 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5572 5580) no Hoare annotation was computed. [2018-11-23 09:12:01,209 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5572 5580) the Hoare annotation is: true [2018-11-23 09:12:01,209 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5578) no Hoare annotation was computed. [2018-11-23 09:12:01,209 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5572 5580) no Hoare annotation was computed. [2018-11-23 09:12:01,209 INFO L448 ceAbstractionStarter]: For program point kzallocEXIT(lines 5470 5478) no Hoare annotation was computed. [2018-11-23 09:12:01,209 INFO L451 ceAbstractionStarter]: At program point kzallocENTRY(lines 5470 5478) the Hoare annotation is: true [2018-11-23 09:12:01,210 INFO L451 ceAbstractionStarter]: At program point L5475(line 5475) the Hoare annotation is: true [2018-11-23 09:12:01,210 INFO L448 ceAbstractionStarter]: For program point kzallocFINAL(lines 5470 5478) no Hoare annotation was computed. [2018-11-23 09:12:01,210 INFO L448 ceAbstractionStarter]: For program point L5475-1(line 5475) no Hoare annotation was computed. [2018-11-23 09:12:01,210 INFO L451 ceAbstractionStarter]: At program point kmallocENTRY(lines 5461 5469) the Hoare annotation is: true [2018-11-23 09:12:01,210 INFO L451 ceAbstractionStarter]: At program point L5466(line 5466) the Hoare annotation is: true [2018-11-23 09:12:01,210 INFO L448 ceAbstractionStarter]: For program point kmallocFINAL(lines 5461 5469) no Hoare annotation was computed. [2018-11-23 09:12:01,210 INFO L448 ceAbstractionStarter]: For program point L5466-1(line 5466) no Hoare annotation was computed. [2018-11-23 09:12:01,210 INFO L448 ceAbstractionStarter]: For program point kmallocEXIT(lines 5461 5469) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point ldv_set_addEXIT(lines 6336 6363) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point L6355-1(lines 6336 6363) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point L6343-1(lines 6343 6347) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point L6343(lines 6343 6347) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point L6348(lines 6348 6352) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L448 ceAbstractionStarter]: For program point L6342-3(lines 6340 6362) no Hoare annotation was computed. [2018-11-23 09:12:01,211 INFO L451 ceAbstractionStarter]: At program point L6342-2(lines 6342 6354) the Hoare annotation is: true [2018-11-23 09:12:01,211 INFO L451 ceAbstractionStarter]: At program point ldv_set_addENTRY(lines 6336 6363) the Hoare annotation is: true [2018-11-23 09:12:01,212 INFO L448 ceAbstractionStarter]: For program point cx82310_driver_exitEXIT(lines 5984 5992) no Hoare annotation was computed. [2018-11-23 09:12:01,212 INFO L448 ceAbstractionStarter]: For program point cx82310_driver_exitFINAL(lines 5984 5992) no Hoare annotation was computed. [2018-11-23 09:12:01,212 INFO L451 ceAbstractionStarter]: At program point cx82310_driver_exitENTRY(lines 5984 5992) the Hoare annotation is: true [2018-11-23 09:12:01,212 INFO L448 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 5581 5589) no Hoare annotation was computed. [2018-11-23 09:12:01,212 INFO L448 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5581 5589) no Hoare annotation was computed. [2018-11-23 09:12:01,212 INFO L451 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5581 5589) the Hoare annotation is: true [2018-11-23 09:12:01,212 INFO L451 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 6497 6505) the Hoare annotation is: true [2018-11-23 09:12:01,212 INFO L448 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 6497 6505) no Hoare annotation was computed. [2018-11-23 09:12:01,219 INFO L448 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 6497 6505) no Hoare annotation was computed. [2018-11-23 09:12:01,220 INFO L451 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,220 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,220 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,220 INFO L448 ceAbstractionStarter]: For program point ldv_usb_deregister_15FINAL(lines 6311 6320) no Hoare annotation was computed. [2018-11-23 09:12:01,220 INFO L448 ceAbstractionStarter]: For program point ldv_usb_deregister_15EXIT(lines 6311 6320) no Hoare annotation was computed. [2018-11-23 09:12:01,220 INFO L451 ceAbstractionStarter]: At program point ldv_usb_deregister_15ENTRY(lines 6311 6320) the Hoare annotation is: true [2018-11-23 09:12:01,220 INFO L448 ceAbstractionStarter]: For program point cx82310_tx_fixupEXIT(lines 5929 5958) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L451 ceAbstractionStarter]: At program point L5943(line 5943) the Hoare annotation is: true [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point L5943-1(line 5943) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point L5945(lines 5945 5949) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L451 ceAbstractionStarter]: At program point L5939(line 5939) the Hoare annotation is: true [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point L5939-1(line 5939) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point L5940-2(lines 5940 5952) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point L5940(lines 5940 5952) no Hoare annotation was computed. [2018-11-23 09:12:01,221 INFO L448 ceAbstractionStarter]: For program point cx82310_tx_fixupFINAL(lines 5929 5958) no Hoare annotation was computed. [2018-11-23 09:12:01,222 INFO L451 ceAbstractionStarter]: At program point cx82310_tx_fixupENTRY(lines 5929 5958) the Hoare annotation is: true [2018-11-23 09:12:01,222 INFO L451 ceAbstractionStarter]: At program point ldv_initialize_driver_info_2ENTRY(lines 6002 6017) the Hoare annotation is: true [2018-11-23 09:12:01,222 INFO L448 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2EXIT(lines 6002 6017) no Hoare annotation was computed. [2018-11-23 09:12:01,222 INFO L451 ceAbstractionStarter]: At program point L6011(line 6011) the Hoare annotation is: true [2018-11-23 09:12:01,222 INFO L448 ceAbstractionStarter]: For program point L6011-1(line 6011) no Hoare annotation was computed. [2018-11-23 09:12:01,222 INFO L451 ceAbstractionStarter]: At program point L6013(line 6013) the Hoare annotation is: true [2018-11-23 09:12:01,222 INFO L448 ceAbstractionStarter]: For program point L6013-1(line 6013) no Hoare annotation was computed. [2018-11-23 09:12:01,223 INFO L451 ceAbstractionStarter]: At program point L6009(line 6009) the Hoare annotation is: true [2018-11-23 09:12:01,223 INFO L448 ceAbstractionStarter]: For program point L6009-1(line 6009) no Hoare annotation was computed. [2018-11-23 09:12:01,223 INFO L448 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2FINAL(lines 6002 6017) no Hoare annotation was computed. [2018-11-23 09:12:01,223 INFO L448 ceAbstractionStarter]: For program point skb_headroomFINAL(lines 5492 5499) no Hoare annotation was computed. [2018-11-23 09:12:01,223 INFO L448 ceAbstractionStarter]: For program point skb_headroomEXIT(lines 5492 5499) no Hoare annotation was computed. [2018-11-23 09:12:01,223 INFO L451 ceAbstractionStarter]: At program point skb_headroomENTRY(lines 5492 5499) the Hoare annotation is: true [2018-11-23 09:12:01,223 INFO L448 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 6429 6436) no Hoare annotation was computed. [2018-11-23 09:12:01,224 INFO L451 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 6429 6436) the Hoare annotation is: true [2018-11-23 09:12:01,224 INFO L448 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 6429 6436) no Hoare annotation was computed. [2018-11-23 09:12:01,224 INFO L448 ceAbstractionStarter]: For program point ldv_usb_register_driver_14FINAL(lines 6296 6310) no Hoare annotation was computed. [2018-11-23 09:12:01,224 INFO L448 ceAbstractionStarter]: For program point ldv_usb_register_driver_14EXIT(lines 6296 6310) no Hoare annotation was computed. [2018-11-23 09:12:01,224 INFO L451 ceAbstractionStarter]: At program point ldv_usb_register_driver_14ENTRY(lines 6296 6310) the Hoare annotation is: true [2018-11-23 09:12:01,224 INFO L451 ceAbstractionStarter]: At program point L6307(line 6307) the Hoare annotation is: true [2018-11-23 09:12:01,224 INFO L448 ceAbstractionStarter]: For program point L6307-1(line 6307) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L448 ceAbstractionStarter]: For program point L5725(lines 5725 5732) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L448 ceAbstractionStarter]: For program point L5684-2(line 5684) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L448 ceAbstractionStarter]: For program point L5684(line 5684) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L448 ceAbstractionStarter]: For program point cx82310_cmdEXIT(lines 5651 5764) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L448 ceAbstractionStarter]: For program point L5705(lines 5705 5711) no Hoare annotation was computed. [2018-11-23 09:12:01,225 INFO L451 ceAbstractionStarter]: At program point L5718(lines 5698 5757) the Hoare annotation is: true [2018-11-23 09:12:01,226 INFO L448 ceAbstractionStarter]: For program point L5689(line 5689) no Hoare annotation was computed. [2018-11-23 09:12:01,226 INFO L451 ceAbstractionStarter]: At program point L5685(line 5685) the Hoare annotation is: true [2018-11-23 09:12:01,226 INFO L448 ceAbstractionStarter]: For program point L5685-1(line 5685) no Hoare annotation was computed. [2018-11-23 09:12:01,226 INFO L451 ceAbstractionStarter]: At program point L5681-2(lines 5681 5688) the Hoare annotation is: true [2018-11-23 09:12:01,226 INFO L448 ceAbstractionStarter]: For program point L5681(lines 5681 5688) no Hoare annotation was computed. [2018-11-23 09:12:01,226 INFO L448 ceAbstractionStarter]: For program point L5702(line 5702) no Hoare annotation was computed. [2018-11-23 09:12:01,226 INFO L451 ceAbstractionStarter]: At program point L5673(line 5673) the Hoare annotation is: true [2018-11-23 09:12:01,227 INFO L448 ceAbstractionStarter]: For program point L5673-1(line 5673) no Hoare annotation was computed. [2018-11-23 09:12:01,227 INFO L448 ceAbstractionStarter]: For program point L5698(lines 5698 5759) no Hoare annotation was computed. [2018-11-23 09:12:01,227 INFO L451 ceAbstractionStarter]: At program point L5760(lines 5671 5763) the Hoare annotation is: true [2018-11-23 09:12:01,227 INFO L448 ceAbstractionStarter]: For program point cx82310_cmdFINAL(lines 5651 5764) no Hoare annotation was computed. [2018-11-23 09:12:01,227 INFO L448 ceAbstractionStarter]: For program point L5752-2(line 5752) no Hoare annotation was computed. [2018-11-23 09:12:01,227 INFO L448 ceAbstractionStarter]: For program point L5752(line 5752) no Hoare annotation was computed. [2018-11-23 09:12:01,228 INFO L451 ceAbstractionStarter]: At program point cx82310_cmdENTRY(lines 5651 5764) the Hoare annotation is: true [2018-11-23 09:12:01,228 INFO L448 ceAbstractionStarter]: For program point L5691(lines 5691 5697) no Hoare annotation was computed. [2018-11-23 09:12:01,228 INFO L451 ceAbstractionStarter]: At program point L5724(lines 5698 5757) the Hoare annotation is: true [2018-11-23 09:12:01,228 INFO L451 ceAbstractionStarter]: At program point L5753(line 5753) the Hoare annotation is: true [2018-11-23 09:12:01,228 INFO L451 ceAbstractionStarter]: At program point L5720(lines 5698 5757) the Hoare annotation is: true [2018-11-23 09:12:01,228 INFO L448 ceAbstractionStarter]: For program point L5753-1(line 5753) no Hoare annotation was computed. [2018-11-23 09:12:01,228 INFO L448 ceAbstractionStarter]: For program point L5749(lines 5749 5756) no Hoare annotation was computed. [2018-11-23 09:12:01,228 INFO L448 ceAbstractionStarter]: For program point L5712(lines 5712 5716) no Hoare annotation was computed. [2018-11-23 09:12:01,229 INFO L448 ceAbstractionStarter]: For program point L5675(lines 5675 5679) no Hoare annotation was computed. [2018-11-23 09:12:01,229 INFO L448 ceAbstractionStarter]: For program point L5741(lines 5741 5748) no Hoare annotation was computed. [2018-11-23 09:12:01,229 INFO L448 ceAbstractionStarter]: For program point L5733(lines 5733 5740) no Hoare annotation was computed. [2018-11-23 09:12:01,229 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,229 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,229 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,229 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,230 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,230 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,230 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,230 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,230 INFO L451 ceAbstractionStarter]: At program point L5822(lines 5774 5830) the Hoare annotation is: true [2018-11-23 09:12:01,230 INFO L448 ceAbstractionStarter]: For program point L5820-1(line 5820) no Hoare annotation was computed. [2018-11-23 09:12:01,230 INFO L448 ceAbstractionStarter]: For program point L5789(lines 5789 5793) no Hoare annotation was computed. [2018-11-23 09:12:01,231 INFO L451 ceAbstractionStarter]: At program point L5820(line 5820) the Hoare annotation is: true [2018-11-23 09:12:01,231 INFO L448 ceAbstractionStarter]: For program point L5779(lines 5779 5784) no Hoare annotation was computed. [2018-11-23 09:12:01,231 INFO L448 ceAbstractionStarter]: For program point L5812-1(line 5812) no Hoare annotation was computed. [2018-11-23 09:12:01,231 INFO L448 ceAbstractionStarter]: For program point cx82310_bindEXIT(lines 5765 5831) no Hoare annotation was computed. [2018-11-23 09:12:01,231 INFO L451 ceAbstractionStarter]: At program point L5812(line 5812) the Hoare annotation is: true [2018-11-23 09:12:01,231 INFO L448 ceAbstractionStarter]: For program point L5777-2(lines 5777 5787) no Hoare annotation was computed. [2018-11-23 09:12:01,232 INFO L448 ceAbstractionStarter]: For program point L5777(lines 5777 5787) no Hoare annotation was computed. [2018-11-23 09:12:01,232 INFO L448 ceAbstractionStarter]: For program point L5804-1(line 5804) no Hoare annotation was computed. [2018-11-23 09:12:01,232 INFO L451 ceAbstractionStarter]: At program point L5804(line 5804) the Hoare annotation is: true [2018-11-23 09:12:01,232 INFO L448 ceAbstractionStarter]: For program point cx82310_bindFINAL(lines 5765 5831) no Hoare annotation was computed. [2018-11-23 09:12:01,232 INFO L451 ceAbstractionStarter]: At program point cx82310_bindENTRY(lines 5765 5831) the Hoare annotation is: true [2018-11-23 09:12:01,232 INFO L448 ceAbstractionStarter]: For program point L5821(lines 5821 5825) no Hoare annotation was computed. [2018-11-23 09:12:01,232 INFO L448 ceAbstractionStarter]: For program point L5813(lines 5813 5819) no Hoare annotation was computed. [2018-11-23 09:12:01,236 INFO L448 ceAbstractionStarter]: For program point L5805(lines 5805 5811) no Hoare annotation was computed. [2018-11-23 09:12:01,236 INFO L448 ceAbstractionStarter]: For program point L5799(lines 5799 5803) no Hoare annotation was computed. [2018-11-23 09:12:01,236 INFO L451 ceAbstractionStarter]: At program point L5797(line 5797) the Hoare annotation is: true [2018-11-23 09:12:01,236 INFO L448 ceAbstractionStarter]: For program point L5797-1(line 5797) no Hoare annotation was computed. [2018-11-23 09:12:01,237 INFO L451 ceAbstractionStarter]: At program point __create_pipeENTRY(lines 5637 5644) the Hoare annotation is: true [2018-11-23 09:12:01,237 INFO L448 ceAbstractionStarter]: For program point __create_pipeFINAL(lines 5637 5644) no Hoare annotation was computed. [2018-11-23 09:12:01,237 INFO L448 ceAbstractionStarter]: For program point __create_pipeEXIT(lines 5637 5644) no Hoare annotation was computed. [2018-11-23 09:12:01,237 INFO L451 ceAbstractionStarter]: At program point cx82310_unbindENTRY(lines 5832 5840) the Hoare annotation is: true [2018-11-23 09:12:01,237 INFO L448 ceAbstractionStarter]: For program point cx82310_unbindFINAL(lines 5832 5840) no Hoare annotation was computed. [2018-11-23 09:12:01,237 INFO L448 ceAbstractionStarter]: For program point cx82310_unbindEXIT(lines 5832 5840) no Hoare annotation was computed. [2018-11-23 09:12:01,237 INFO L451 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 5509 5526) the Hoare annotation is: true [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point L5517(lines 5517 5524) no Hoare annotation was computed. [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 5509 5526) no Hoare annotation was computed. [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 5509 5526) no Hoare annotation was computed. [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,238 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,238 INFO L451 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 6558 6571) the Hoare annotation is: true [2018-11-23 09:12:01,238 INFO L448 ceAbstractionStarter]: For program point L6567-1(lines 6558 6571) no Hoare annotation was computed. [2018-11-23 09:12:01,239 INFO L451 ceAbstractionStarter]: At program point L6567(line 6567) the Hoare annotation is: true [2018-11-23 09:12:01,239 INFO L448 ceAbstractionStarter]: For program point L6563-1(line 6563) no Hoare annotation was computed. [2018-11-23 09:12:01,239 INFO L451 ceAbstractionStarter]: At program point L6563(line 6563) the Hoare annotation is: true [2018-11-23 09:12:01,239 INFO L448 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 6558 6571) no Hoare annotation was computed. [2018-11-23 09:12:01,239 INFO L448 ceAbstractionStarter]: For program point L6564(lines 6564 6568) no Hoare annotation was computed. [2018-11-23 09:12:01,239 INFO L451 ceAbstractionStarter]: At program point L6023(line 6023) the Hoare annotation is: true [2018-11-23 09:12:01,239 INFO L448 ceAbstractionStarter]: For program point L6023-1(line 6023) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L448 ceAbstractionStarter]: For program point ldv_usb_driver_1EXIT(lines 6018 6027) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L451 ceAbstractionStarter]: At program point ldv_usb_driver_1ENTRY(lines 6018 6027) the Hoare annotation is: true [2018-11-23 09:12:01,240 INFO L448 ceAbstractionStarter]: For program point ldv_usb_driver_1FINAL(lines 6018 6027) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L448 ceAbstractionStarter]: For program point L5535(lines 5535 5542) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L448 ceAbstractionStarter]: For program point L5538-1(line 5538) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L448 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5527 5544) no Hoare annotation was computed. [2018-11-23 09:12:01,240 INFO L451 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 5527 5544) the Hoare annotation is: true [2018-11-23 09:12:01,241 INFO L451 ceAbstractionStarter]: At program point L5538(line 5538) the Hoare annotation is: true [2018-11-23 09:12:01,241 INFO L448 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5527 5544) no Hoare annotation was computed. [2018-11-23 09:12:01,241 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,241 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-23 09:12:01,241 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 09:12:01,241 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 09:12:01,242 INFO L451 ceAbstractionStarter]: At program point L5919(lines 5854 5927) the Hoare annotation is: true [2018-11-23 09:12:01,242 INFO L451 ceAbstractionStarter]: At program point L5857(line 5857) the Hoare annotation is: true [2018-11-23 09:12:01,242 INFO L448 ceAbstractionStarter]: For program point L5857-1(line 5857) no Hoare annotation was computed. [2018-11-23 09:12:01,242 INFO L448 ceAbstractionStarter]: For program point cx82310_rx_fixupEXIT(lines 5841 5928) no Hoare annotation was computed. [2018-11-23 09:12:01,242 INFO L451 ceAbstractionStarter]: At program point cx82310_rx_fixupENTRY(lines 5841 5928) the Hoare annotation is: true [2018-11-23 09:12:01,242 INFO L448 ceAbstractionStarter]: For program point L5858(lines 5858 5862) no Hoare annotation was computed. [2018-11-23 09:12:01,242 INFO L448 ceAbstractionStarter]: For program point L5920(lines 5920 5924) no Hoare annotation was computed. [2018-11-23 09:12:01,243 INFO L448 ceAbstractionStarter]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2018-11-23 09:12:01,243 INFO L448 ceAbstractionStarter]: For program point cx82310_rx_fixupFINAL(lines 5841 5928) no Hoare annotation was computed. [2018-11-23 09:12:01,243 INFO L451 ceAbstractionStarter]: At program point L5916(line 5916) the Hoare annotation is: true [2018-11-23 09:12:01,243 INFO L448 ceAbstractionStarter]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2018-11-23 09:12:01,243 INFO L451 ceAbstractionStarter]: At program point L5908(line 5908) the Hoare annotation is: true [2018-11-23 09:12:01,243 INFO L451 ceAbstractionStarter]: At program point L5867(lines 5867 5868) the Hoare annotation is: true [2018-11-23 09:12:01,243 INFO L448 ceAbstractionStarter]: For program point L5867-1(lines 5867 5868) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L451 ceAbstractionStarter]: At program point L5925(lines 5854 5927) the Hoare annotation is: true [2018-11-23 09:12:01,244 INFO L448 ceAbstractionStarter]: For program point L5855(lines 5855 5879) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L451 ceAbstractionStarter]: At program point L5921(lines 5854 5927) the Hoare annotation is: true [2018-11-23 09:12:01,244 INFO L448 ceAbstractionStarter]: For program point L5884-2(lines 5884 5889) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L448 ceAbstractionStarter]: For program point L5884(line 5884) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L448 ceAbstractionStarter]: For program point L5909(lines 5909 5913) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L448 ceAbstractionStarter]: For program point L5872(lines 5872 5876) no Hoare annotation was computed. [2018-11-23 09:12:01,244 INFO L451 ceAbstractionStarter]: At program point L5901(lines 5901 5902) the Hoare annotation is: true [2018-11-23 09:12:01,245 INFO L448 ceAbstractionStarter]: For program point L5901-1(lines 5901 5902) no Hoare annotation was computed. [2018-11-23 09:12:01,245 INFO L448 ceAbstractionStarter]: For program point L5897(lines 5897 5907) no Hoare annotation was computed. [2018-11-23 09:12:01,245 INFO L451 ceAbstractionStarter]: At program point L5865(line 5865) the Hoare annotation is: true [2018-11-23 09:12:01,245 INFO L448 ceAbstractionStarter]: For program point L5865-1(line 5865) no Hoare annotation was computed. [2018-11-23 09:12:01,245 INFO L448 ceAbstractionStarter]: For program point L5890(lines 5890 5896) no Hoare annotation was computed. [2018-11-23 09:12:01,245 INFO L451 ceAbstractionStarter]: At program point dev_kfree_skb_anyENTRY(lines 5620 5628) the Hoare annotation is: true [2018-11-23 09:12:01,245 INFO L448 ceAbstractionStarter]: For program point dev_kfree_skb_anyEXIT(lines 5620 5628) no Hoare annotation was computed. [2018-11-23 09:12:01,246 INFO L448 ceAbstractionStarter]: For program point dev_kfree_skb_anyFINAL(lines 5620 5628) no Hoare annotation was computed. [2018-11-23 09:12:01,246 INFO L448 ceAbstractionStarter]: For program point ldv_alloc_skb_12FINAL(lines 6287 6295) no Hoare annotation was computed. [2018-11-23 09:12:01,246 INFO L448 ceAbstractionStarter]: For program point ldv_alloc_skb_12EXIT(lines 6287 6295) no Hoare annotation was computed. [2018-11-23 09:12:01,246 INFO L451 ceAbstractionStarter]: At program point ldv_alloc_skb_12ENTRY(lines 6287 6295) the Hoare annotation is: true [2018-11-23 09:12:01,246 INFO L448 ceAbstractionStarter]: For program point L6292-1(line 6292) no Hoare annotation was computed. [2018-11-23 09:12:01,246 INFO L451 ceAbstractionStarter]: At program point L6292(line 6292) the Hoare annotation is: true [2018-11-23 09:12:01,254 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 09:12:01 BoogieIcfgContainer [2018-11-23 09:12:01,255 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 09:12:01,255 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 09:12:01,255 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 09:12:01,255 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 09:12:01,256 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 09:12:00" (3/4) ... [2018-11-23 09:12:01,260 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 09:12:01,268 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2018-11-23 09:12:01,268 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_driver_init [2018-11-23 09:12:01,268 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-23 09:12:01,268 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_init [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_add [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_driver_exit [2018-11-23 09:12:01,269 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_15 [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_tx_fixup [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize_driver_info_2 [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_headroom [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_is_empty [2018-11-23 09:12:01,270 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_14 [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_cmd [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_bind [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_unbind [2018-11-23 09:12:01,271 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-23 09:12:01,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 09:12:01,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-23 09:12:01,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_driver_1 [2018-11-23 09:12:01,272 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-23 09:12:01,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_rx_fixup [2018-11-23 09:12:01,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2018-11-23 09:12:01,273 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_alloc_skb_12 [2018-11-23 09:12:01,290 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 143 nodes and edges [2018-11-23 09:12:01,291 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 62 nodes and edges [2018-11-23 09:12:01,292 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 09:12:01,294 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-23 09:12:01,296 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 09:12:01,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 09:12:01,439 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_1df5ea3a-384b-46c0-9401-43782354564a/bin-2019/utaipan/witness.graphml [2018-11-23 09:12:01,439 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 09:12:01,440 INFO L168 Benchmark]: Toolchain (without parser) took 4981.64 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 939.0 MB in the beginning and 811.4 MB in the end (delta: 127.6 MB). Peak memory consumption was 287.0 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,441 INFO L168 Benchmark]: CDTParser took 0.14 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 09:12:01,442 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1262.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 115.8 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,442 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 09:12:01,442 INFO L168 Benchmark]: Boogie Preprocessor took 82.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,442 INFO L168 Benchmark]: RCFGBuilder took 2573.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.4 MB in the end (delta: 157.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,443 INFO L168 Benchmark]: TraceAbstraction took 828.25 ms. Allocated memory is still 1.2 GB. Free memory was 921.4 MB in the beginning and 834.7 MB in the end (delta: 86.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,443 INFO L168 Benchmark]: Witness Printer took 184.32 ms. Allocated memory is still 1.2 GB. Free memory was 834.7 MB in the beginning and 811.4 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. [2018-11-23 09:12:01,445 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 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 1262.49 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 159.4 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -151.0 MB). Peak memory consumption was 115.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.40 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 82.53 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 11.5 MB). Peak memory consumption was 11.5 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2573.56 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 921.4 MB in the end (delta: 157.1 MB). Peak memory consumption was 157.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 828.25 ms. Allocated memory is still 1.2 GB. Free memory was 921.4 MB in the beginning and 834.7 MB in the end (delta: 86.6 MB). Peak memory consumption was 86.6 MB. Max. memory is 11.5 GB. * Witness Printer took 184.32 ms. Allocated memory is still 1.2 GB. Free memory was 834.7 MB in the beginning and 811.4 MB in the end (delta: 23.4 MB). Peak memory consumption was 23.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5578]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6039]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5671]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6039]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5774]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6342]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5581]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 5698]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 296 locations, 1 error locations. SAFE Result, 0.7s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1 SDtfs, 0 SDslu, 0 SDs, 0 SdLazy, 0 SolverSat, 0 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 54 GetRequests, 54 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=294occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 96 LocationsWithAnnotation, 157 PreInvPairs, 157 NumberOfFragments, 96 HoareAnnotationTreeSize, 157 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 96 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 55 NumberOfCodeBlocks, 55 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 54 ConstructedInterpolants, 0 QuantifiedInterpolants, 2916 SizeOfPredicates, 0 NumberOfNonLiveVariables, 338 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 4/4 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...