./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.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 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 0.1.23-5842f4b [2018-11-18 16:15:13,557 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:15:13,559 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:15:13,567 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:15:13,567 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:15:13,568 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:15:13,569 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:15:13,570 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:15:13,571 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:15:13,572 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:15:13,572 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:15:13,573 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:15:13,573 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:15:13,574 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:15:13,575 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:15:13,575 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:15:13,576 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:15:13,577 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:15:13,578 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:15:13,579 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:15:13,580 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:15:13,581 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:15:13,582 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:15:13,582 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:15:13,582 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:15:13,583 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:15:13,584 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:15:13,584 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:15:13,585 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:15:13,585 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:15:13,585 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:15:13,586 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:15:13,586 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:15:13,586 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:15:13,587 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:15:13,587 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:15:13,588 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 16:15:13,597 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:15:13,597 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:15:13,598 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:15:13,598 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:15:13,598 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:15:13,599 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 16:15:13,599 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:15:13,599 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:15:13,599 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:15:13,600 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:15:13,600 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:15:13,601 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:15:13,601 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:15:13,601 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:15:13,602 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 16:15:13,602 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_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 [2018-11-18 16:15:13,624 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:15:13,633 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:15:13,635 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:15:13,636 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:15:13,637 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:15:13,637 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-18 16:15:13,681 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/efe3fe337/0761902e4b334abfac7456a59758c56a/FLAGf3bbec49d [2018-11-18 16:15:14,157 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:15:14,157 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-18 16:15:14,179 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/efe3fe337/0761902e4b334abfac7456a59758c56a/FLAGf3bbec49d [2018-11-18 16:15:14,437 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/efe3fe337/0761902e4b334abfac7456a59758c56a [2018-11-18 16:15:14,439 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:15:14,439 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:15:14,440 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:14,440 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:15:14,442 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:15:14,443 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:14" (1/1) ... [2018-11-18 16:15:14,444 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44c12901 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:14, skipping insertion in model container [2018-11-18 16:15:14,445 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:14" (1/1) ... [2018-11-18 16:15:14,453 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:15:14,511 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:15:15,695 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:15,747 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:15:16,063 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:16,113 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:15:16,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16 WrapperNode [2018-11-18 16:15:16,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:16,115 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:15:16,115 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:15:16,115 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:15:16,121 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,150 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:15:16,150 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:15:16,150 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:15:16,150 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:15:16,158 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,165 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,165 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,193 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,199 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,205 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... [2018-11-18 16:15:16,211 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:15:16,214 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:15:16,215 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:15:16,215 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:15:16,215 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 [2018-11-18 16:15:16,257 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2018-11-18 16:15:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 16:15:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 16:15:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:15:16,258 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:15:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:15:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:15:16,258 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-18 16:15:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-18 16:15:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:15:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-18 16:15:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-18 16:15:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-18 16:15:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 16:15:16,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 16:15:16,259 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:15:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 16:15:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2018-11-18 16:15:16,260 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:15:16,260 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-11-18 16:15:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-18 16:15:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-18 16:15:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 16:15:16,261 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-18 16:15:16,261 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 16:15:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 16:15:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 16:15:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2018-11-18 16:15:16,262 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2018-11-18 16:15:16,262 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2018-11-18 16:15:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-18 16:15:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_init [2018-11-18 16:15:16,263 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_init [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-18 16:15:16,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:15:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 16:15:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:15:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_exit [2018-11-18 16:15:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_exit [2018-11-18 16:15:16,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2018-11-18 16:15:16,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2018-11-18 16:15:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2018-11-18 16:15:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 16:15:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_bind [2018-11-18 16:15:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_bind [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2018-11-18 16:15:16,265 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_unbind [2018-11-18 16:15:16,265 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_unbind [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:15:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:15:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 16:15:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:15:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:15:16,266 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-11-18 16:15:16,266 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-11-18 16:15:19,383 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:15:19,383 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:19 BoogieIcfgContainer [2018-11-18 16:15:19,383 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:15:19,384 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:15:19,384 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:15:19,387 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:15:19,387 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:15:14" (1/3) ... [2018-11-18 16:15:19,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9d0cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:19, skipping insertion in model container [2018-11-18 16:15:19,388 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:16" (2/3) ... [2018-11-18 16:15:19,388 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a9d0cb4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:19, skipping insertion in model container [2018-11-18 16:15:19,389 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:19" (3/3) ... [2018-11-18 16:15:19,390 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 [2018-11-18 16:15:19,398 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:15:19,408 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:15:19,421 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:15:19,449 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:15:19,449 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:15:19,449 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:15:19,449 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:15:19,450 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:15:19,450 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:15:19,450 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:15:19,450 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:15:19,470 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states. [2018-11-18 16:15:19,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:15:19,506 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:19,507 INFO L375 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] [2018-11-18 16:15:19,508 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:19,513 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:19,514 INFO L82 PathProgramCache]: Analyzing trace with hash 760132288, now seen corresponding path program 1 times [2018-11-18 16:15:19,516 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:19,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:19,566 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:19,566 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:19,567 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:19,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:19,811 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:15:19,812 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:19,813 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:15:19,813 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:19,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:15:19,827 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:15:19,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:19,831 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 3 states. [2018-11-18 16:15:21,944 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:21,944 INFO L93 Difference]: Finished difference Result 781 states and 1084 transitions. [2018-11-18 16:15:21,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:15:21,946 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-18 16:15:21,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:21,956 INFO L225 Difference]: With dead ends: 781 [2018-11-18 16:15:21,956 INFO L226 Difference]: Without dead ends: 492 [2018-11-18 16:15:21,959 INFO L604 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 [2018-11-18 16:15:21,971 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2018-11-18 16:15:22,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 492. [2018-11-18 16:15:22,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 492 states. [2018-11-18 16:15:22,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 670 transitions. [2018-11-18 16:15:22,010 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 670 transitions. Word has length 55 [2018-11-18 16:15:22,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:22,010 INFO L480 AbstractCegarLoop]: Abstraction has 492 states and 670 transitions. [2018-11-18 16:15:22,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:15:22,011 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 670 transitions. [2018-11-18 16:15:22,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2018-11-18 16:15:22,013 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:22,014 INFO L375 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] [2018-11-18 16:15:22,014 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:22,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:22,014 INFO L82 PathProgramCache]: Analyzing trace with hash -1231509052, now seen corresponding path program 1 times [2018-11-18 16:15:22,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:22,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:22,020 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:22,020 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:22,020 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:22,208 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:15:22,208 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:22,208 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-18 16:15:22,208 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:22,209 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-18 16:15:22,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-18 16:15:22,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-18 16:15:22,210 INFO L87 Difference]: Start difference. First operand 492 states and 670 transitions. Second operand 7 states. [2018-11-18 16:15:26,770 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:26,770 INFO L93 Difference]: Finished difference Result 1431 states and 1984 transitions. [2018-11-18 16:15:26,771 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-18 16:15:26,771 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 71 [2018-11-18 16:15:26,771 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:26,777 INFO L225 Difference]: With dead ends: 1431 [2018-11-18 16:15:26,777 INFO L226 Difference]: Without dead ends: 946 [2018-11-18 16:15:26,779 INFO L604 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 [2018-11-18 16:15:26,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 946 states. [2018-11-18 16:15:26,818 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 946 to 946. [2018-11-18 16:15:26,818 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 946 states. [2018-11-18 16:15:26,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 946 states and 1307 transitions. [2018-11-18 16:15:26,823 INFO L78 Accepts]: Start accepts. Automaton has 946 states and 1307 transitions. Word has length 71 [2018-11-18 16:15:26,823 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:26,823 INFO L480 AbstractCegarLoop]: Abstraction has 946 states and 1307 transitions. [2018-11-18 16:15:26,823 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-18 16:15:26,823 INFO L276 IsEmpty]: Start isEmpty. Operand 946 states and 1307 transitions. [2018-11-18 16:15:26,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-18 16:15:26,827 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:26,828 INFO L375 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] [2018-11-18 16:15:26,828 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:26,828 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:26,828 INFO L82 PathProgramCache]: Analyzing trace with hash 50628740, now seen corresponding path program 1 times [2018-11-18 16:15:26,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:26,832 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:26,832 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:26,833 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:26,833 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:26,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:26,894 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-11-18 16:15:26,894 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:26,895 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:15:26,895 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:26,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:15:26,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:15:26,895 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:26,895 INFO L87 Difference]: Start difference. First operand 946 states and 1307 transitions. Second operand 3 states. [2018-11-18 16:15:26,968 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:26,968 INFO L93 Difference]: Finished difference Result 2081 states and 2897 transitions. [2018-11-18 16:15:26,968 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:15:26,969 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 112 [2018-11-18 16:15:26,969 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:26,973 INFO L225 Difference]: With dead ends: 2081 [2018-11-18 16:15:26,973 INFO L226 Difference]: Without dead ends: 1158 [2018-11-18 16:15:26,975 INFO L604 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 [2018-11-18 16:15:26,976 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1158 states. [2018-11-18 16:15:27,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1158 to 1139. [2018-11-18 16:15:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1139 states. [2018-11-18 16:15:27,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1139 states to 1139 states and 1594 transitions. [2018-11-18 16:15:27,009 INFO L78 Accepts]: Start accepts. Automaton has 1139 states and 1594 transitions. Word has length 112 [2018-11-18 16:15:27,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:27,010 INFO L480 AbstractCegarLoop]: Abstraction has 1139 states and 1594 transitions. [2018-11-18 16:15:27,010 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:15:27,010 INFO L276 IsEmpty]: Start isEmpty. Operand 1139 states and 1594 transitions. [2018-11-18 16:15:27,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 16:15:27,013 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:27,013 INFO L375 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:15:27,014 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:27,014 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:27,014 INFO L82 PathProgramCache]: Analyzing trace with hash 835437193, now seen corresponding path program 1 times [2018-11-18 16:15:27,014 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:27,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:27,016 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:27,016 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:27,016 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:27,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:27,097 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2018-11-18 16:15:27,097 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:27,097 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:15:27,098 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:27,098 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:15:27,098 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:15:27,098 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:27,098 INFO L87 Difference]: Start difference. First operand 1139 states and 1594 transitions. Second operand 3 states. [2018-11-18 16:15:29,190 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:29,190 INFO L93 Difference]: Finished difference Result 2795 states and 3921 transitions. [2018-11-18 16:15:29,190 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:15:29,191 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2018-11-18 16:15:29,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:29,196 INFO L225 Difference]: With dead ends: 2795 [2018-11-18 16:15:29,196 INFO L226 Difference]: Without dead ends: 1688 [2018-11-18 16:15:29,198 INFO L604 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 [2018-11-18 16:15:29,199 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1688 states. [2018-11-18 16:15:29,230 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1688 to 1669. [2018-11-18 16:15:29,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1669 states. [2018-11-18 16:15:29,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1669 states to 1669 states and 2316 transitions. [2018-11-18 16:15:29,235 INFO L78 Accepts]: Start accepts. Automaton has 1669 states and 2316 transitions. Word has length 155 [2018-11-18 16:15:29,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:29,235 INFO L480 AbstractCegarLoop]: Abstraction has 1669 states and 2316 transitions. [2018-11-18 16:15:29,236 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:15:29,236 INFO L276 IsEmpty]: Start isEmpty. Operand 1669 states and 2316 transitions. [2018-11-18 16:15:29,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 149 [2018-11-18 16:15:29,239 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:29,240 INFO L375 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, 1] [2018-11-18 16:15:29,240 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:29,240 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:29,240 INFO L82 PathProgramCache]: Analyzing trace with hash 189574187, now seen corresponding path program 1 times [2018-11-18 16:15:29,240 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:29,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,243 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:29,243 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,243 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:29,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:29,355 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2018-11-18 16:15:29,355 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:29,355 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 16:15:29,355 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:29,356 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 16:15:29,356 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 16:15:29,356 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 16:15:29,356 INFO L87 Difference]: Start difference. First operand 1669 states and 2316 transitions. Second operand 5 states. [2018-11-18 16:15:29,405 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:29,405 INFO L93 Difference]: Finished difference Result 3360 states and 4717 transitions. [2018-11-18 16:15:29,405 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 16:15:29,405 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 148 [2018-11-18 16:15:29,406 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:29,410 INFO L225 Difference]: With dead ends: 3360 [2018-11-18 16:15:29,410 INFO L226 Difference]: Without dead ends: 1723 [2018-11-18 16:15:29,414 INFO L604 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 [2018-11-18 16:15:29,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1723 states. [2018-11-18 16:15:29,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1723 to 1709. [2018-11-18 16:15:29,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1709 states. [2018-11-18 16:15:29,456 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1709 states to 1709 states and 2366 transitions. [2018-11-18 16:15:29,457 INFO L78 Accepts]: Start accepts. Automaton has 1709 states and 2366 transitions. Word has length 148 [2018-11-18 16:15:29,457 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:29,457 INFO L480 AbstractCegarLoop]: Abstraction has 1709 states and 2366 transitions. [2018-11-18 16:15:29,457 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 16:15:29,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1709 states and 2366 transitions. [2018-11-18 16:15:29,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-11-18 16:15:29,460 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:29,460 INFO L375 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, 1] [2018-11-18 16:15:29,460 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:29,460 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:29,460 INFO L82 PathProgramCache]: Analyzing trace with hash 1937638174, now seen corresponding path program 1 times [2018-11-18 16:15:29,461 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:29,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,463 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:29,463 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,463 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:29,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:29,599 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 16:15:29,600 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:29,600 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 16:15:29,600 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:29,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 16:15:29,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 16:15:29,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 16:15:29,601 INFO L87 Difference]: Start difference. First operand 1709 states and 2366 transitions. Second operand 4 states. [2018-11-18 16:15:29,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:29,693 INFO L93 Difference]: Finished difference Result 3396 states and 4710 transitions. [2018-11-18 16:15:29,694 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 16:15:29,694 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 153 [2018-11-18 16:15:29,694 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:29,700 INFO L225 Difference]: With dead ends: 3396 [2018-11-18 16:15:29,700 INFO L226 Difference]: Without dead ends: 1710 [2018-11-18 16:15:29,704 INFO L604 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 [2018-11-18 16:15:29,705 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1710 states. [2018-11-18 16:15:29,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1710 to 1710. [2018-11-18 16:15:29,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1710 states. [2018-11-18 16:15:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1710 states to 1710 states and 2367 transitions. [2018-11-18 16:15:29,755 INFO L78 Accepts]: Start accepts. Automaton has 1710 states and 2367 transitions. Word has length 153 [2018-11-18 16:15:29,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:29,755 INFO L480 AbstractCegarLoop]: Abstraction has 1710 states and 2367 transitions. [2018-11-18 16:15:29,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 16:15:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 1710 states and 2367 transitions. [2018-11-18 16:15:29,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 16:15:29,758 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:29,759 INFO L375 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, 1] [2018-11-18 16:15:29,759 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:29,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:29,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1182157624, now seen corresponding path program 1 times [2018-11-18 16:15:29,759 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:29,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:29,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,762 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:29,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:29,871 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2018-11-18 16:15:29,871 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:29,871 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:15:29,871 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:15:29,872 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:15:29,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:15:29,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:15:29,872 INFO L87 Difference]: Start difference. First operand 1710 states and 2367 transitions. Second operand 3 states. [2018-11-18 16:15:29,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:29,926 INFO L93 Difference]: Finished difference Result 3395 states and 4726 transitions. [2018-11-18 16:15:29,928 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:15:29,928 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 162 [2018-11-18 16:15:29,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:29,934 INFO L225 Difference]: With dead ends: 3395 [2018-11-18 16:15:29,935 INFO L226 Difference]: Without dead ends: 1718 [2018-11-18 16:15:29,939 INFO L604 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 [2018-11-18 16:15:29,940 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1718 states. [2018-11-18 16:15:29,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1718 to 1718. [2018-11-18 16:15:29,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1718 states. [2018-11-18 16:15:29,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1718 states to 1718 states and 2375 transitions. [2018-11-18 16:15:29,990 INFO L78 Accepts]: Start accepts. Automaton has 1718 states and 2375 transitions. Word has length 162 [2018-11-18 16:15:29,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:29,990 INFO L480 AbstractCegarLoop]: Abstraction has 1718 states and 2375 transitions. [2018-11-18 16:15:29,990 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:15:29,990 INFO L276 IsEmpty]: Start isEmpty. Operand 1718 states and 2375 transitions. [2018-11-18 16:15:29,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2018-11-18 16:15:29,993 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:29,994 INFO L375 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, 1] [2018-11-18 16:15:29,994 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:29,996 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:29,996 INFO L82 PathProgramCache]: Analyzing trace with hash 1127764726, now seen corresponding path program 1 times [2018-11-18 16:15:29,996 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:15:29,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,999 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:29,999 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:15:29,999 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:15:30,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:30,112 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2018-11-18 16:15:30,112 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:15:30,112 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:15:30,113 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 163 with the following transitions: [2018-11-18 16:15:30,115 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], [289], [295], [300], [312], [316], [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] [2018-11-18 16:15:30,150 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:15:30,150 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:15:30,296 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:429) 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:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) 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.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.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 [2018-11-18 16:15:30,303 INFO L168 Benchmark]: Toolchain (without parser) took 15864.06 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 370.1 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -104.6 MB). Peak memory consumption was 265.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:30,304 INFO L168 Benchmark]: CDTParser took 0.14 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. [2018-11-18 16:15:30,305 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1674.51 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -102.2 MB). Peak memory consumption was 312.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:30,305 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:30,306 INFO L168 Benchmark]: Boogie Preprocessor took 64.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:30,307 INFO L168 Benchmark]: RCFGBuilder took 3169.01 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 842.7 MB in the end (delta: 198.2 MB). Peak memory consumption was 198.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:30,308 INFO L168 Benchmark]: TraceAbstraction took 10918.25 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 113.2 MB). Free memory was 842.7 MB in the beginning and 1.1 GB in the end (delta: -214.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:15:30,311 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 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1674.51 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 256.9 MB). Free memory was 952.2 MB in the beginning and 1.1 GB in the end (delta: -102.2 MB). Peak memory consumption was 312.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.15 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.33 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 11.8 MB). Peak memory consumption was 11.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3169.01 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 842.7 MB in the end (delta: 198.2 MB). Peak memory consumption was 198.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10918.25 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 113.2 MB). Free memory was 842.7 MB in the beginning and 1.1 GB in the end (delta: -214.1 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 0.1.23-5842f4b [2018-11-18 16:15:31,777 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:15:31,778 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:15:31,787 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:15:31,787 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:15:31,788 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:15:31,789 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:15:31,790 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:15:31,791 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:15:31,791 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:15:31,792 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:15:31,792 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:15:31,793 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:15:31,793 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:15:31,794 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:15:31,795 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:15:31,795 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:15:31,796 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:15:31,797 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:15:31,799 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:15:31,800 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:15:31,801 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:15:31,803 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:15:31,803 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:15:31,803 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:15:31,803 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:15:31,804 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:15:31,805 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:15:31,805 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:15:31,806 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:15:31,806 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:15:31,806 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:15:31,806 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:15:31,807 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:15:31,807 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:15:31,808 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:15:31,808 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 16:15:31,817 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:15:31,818 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:15:31,819 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:15:31,819 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:15:31,819 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:15:31,819 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:15:31,819 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:15:31,819 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:15:31,819 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:15:31,820 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:15:31,820 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:15:31,820 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:15:31,820 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:15:31,821 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:15:31,821 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:15:31,822 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:15:31,822 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:15:31,822 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:15:31,822 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:15:31,824 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:15:31,824 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:15:31,824 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_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 [2018-11-18 16:15:31,854 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:15:31,863 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:15:31,865 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:15:31,867 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:15:31,867 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:15:31,867 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-18 16:15:31,910 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/fe5e3262b/0570b2cb6b5842059967351a61e6f04d/FLAG7361bd5e4 [2018-11-18 16:15:32,385 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:15:32,385 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cx82310_eth.ko-entry_point_false-unreach-call.cil.out.c [2018-11-18 16:15:32,408 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/fe5e3262b/0570b2cb6b5842059967351a61e6f04d/FLAG7361bd5e4 [2018-11-18 16:15:32,666 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/data/fe5e3262b/0570b2cb6b5842059967351a61e6f04d [2018-11-18 16:15:32,669 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:15:32,670 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:15:32,671 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:32,671 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:15:32,673 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:15:32,673 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:32" (1/1) ... [2018-11-18 16:15:32,675 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f284f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:32, skipping insertion in model container [2018-11-18 16:15:32,675 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:15:32" (1/1) ... [2018-11-18 16:15:32,683 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:15:32,742 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:15:33,693 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:33,849 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:15:34,184 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:15:34,265 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:15:34,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34 WrapperNode [2018-11-18 16:15:34,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:15:34,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:15:34,266 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:15:34,266 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:15:34,273 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,295 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,303 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:15:34,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:15:34,304 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:15:34,304 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:15:34,312 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,313 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,354 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,361 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... [2018-11-18 16:15:34,368 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:15:34,369 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:15:34,369 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:15:34,369 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:15:34,370 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 [2018-11-18 16:15:34,415 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_resume [2018-11-18 16:15:34,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 16:15:34,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-11-18 16:15:34,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-11-18 16:15:34,415 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure usb_bulk_msg [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 16:15:34,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 16:15:34,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:15:34,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-18 16:15:34,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 16:15:34,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 16:15:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 16:15:34,417 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_tx_fixup [2018-11-18 16:15:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_tx_fixup [2018-11-18 16:15:34,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-11-18 16:15:34,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-11-18 16:15:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_disconnect [2018-11-18 16:15:34,418 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-11-18 16:15:34,418 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-11-18 16:15:34,420 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2018-11-18 16:15:34,420 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2018-11-18 16:15:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2018-11-18 16:15:34,420 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 16:15:34,420 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 16:15:34,420 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_suspend [2018-11-18 16:15:34,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 16:15:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 16:15:34,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 16:15:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 16:15:34,421 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2018-11-18 16:15:34,421 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_rx_fixup [2018-11-18 16:15:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_rx_fixup [2018-11-18 16:15:34,421 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_skb_12 [2018-11-18 16:15:34,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_skb_12 [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2018-11-18 16:15:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_reset_resume_1 [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:15:34,422 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2018-11-18 16:15:34,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 16:15:34,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-18 16:15:34,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 16:15:34,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 16:15:34,423 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2018-11-18 16:15:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2018-11-18 16:15:34,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 16:15:34,423 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_skb_return [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_bind [2018-11-18 16:15:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_bind [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:15:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure skb_copy_expand [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-11-18 16:15:34,424 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-11-18 16:15:34,424 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 16:15:34,425 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 16:15:34,425 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:15:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:15:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:15:34,426 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2018-11-18 16:15:34,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_probe [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-11-18 16:15:34,427 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 16:15:34,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure usbnet_get_endpoints [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_init [2018-11-18 16:15:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_init [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2018-11-18 16:15:34,428 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 16:15:34,428 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 16:15:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:15:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:15:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_driver_exit [2018-11-18 16:15:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_driver_exit [2018-11-18 16:15:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2018-11-18 16:15:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2018-11-18 16:15:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_cmd [2018-11-18 16:15:34,429 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_cmd [2018-11-18 16:15:34,429 INFO L130 BoogieDeclarations]: Found specification of procedure usb_string [2018-11-18 16:15:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure cx82310_unbind [2018-11-18 16:15:34,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cx82310_unbind [2018-11-18 16:15:34,430 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2018-11-18 16:15:34,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:15:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:15:34,433 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-18 16:15:34,433 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-18 16:15:34,433 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:15:34,434 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:15:35,810 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:15:35,811 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:35 BoogieIcfgContainer [2018-11-18 16:15:35,811 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:15:35,811 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:15:35,812 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:15:35,815 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:15:35,815 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:15:32" (1/3) ... [2018-11-18 16:15:35,815 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e201ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:35, skipping insertion in model container [2018-11-18 16:15:35,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:15:34" (2/3) ... [2018-11-18 16:15:35,816 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e201ff0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:15:35, skipping insertion in model container [2018-11-18 16:15:35,816 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:35" (3/3) ... [2018-11-18 16:15:35,818 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 [2018-11-18 16:15:35,827 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:15:35,834 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:15:35,848 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:15:35,875 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:15:35,875 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:15:35,875 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:15:35,876 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:15:35,876 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:15:35,876 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:15:35,876 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:15:35,876 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:15:35,877 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:15:35,895 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states. [2018-11-18 16:15:35,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-18 16:15:35,904 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:15:35,906 INFO L375 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] [2018-11-18 16:15:35,907 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:15:35,912 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:15:35,913 INFO L82 PathProgramCache]: Analyzing trace with hash -1702569344, now seen corresponding path program 1 times [2018-11-18 16:15:35,917 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:15:35,917 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/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 [2018-11-18 16:15:35,944 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:15:36,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:15:36,098 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:15:36,121 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-18 16:15:36,121 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:15:36,126 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:15:36,126 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:15:36,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:15:36,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:15:36,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:15:36,144 INFO L87 Difference]: Start difference. First operand 295 states. Second operand 2 states. [2018-11-18 16:15:36,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:15:36,170 INFO L93 Difference]: Finished difference Result 295 states and 395 transitions. [2018-11-18 16:15:36,171 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:15:36,171 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 55 [2018-11-18 16:15:36,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:15:36,175 INFO L225 Difference]: With dead ends: 295 [2018-11-18 16:15:36,175 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:15:36,178 INFO L604 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 [2018-11-18 16:15:36,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:15:36,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:15:36,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:15:36,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:15:36,195 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2018-11-18 16:15:36,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:15:36,196 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:15:36,196 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:15:36,196 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:15:36,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:15:36,199 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:15:36,379 INFO L428 ceAbstractionStarter]: At program point ldv_skb_allocENTRY(lines 6481 6496) the Hoare annotation is: true [2018-11-18 16:15:36,379 INFO L425 ceAbstractionStarter]: For program point L6492-1(line 6492) no Hoare annotation was computed. [2018-11-18 16:15:36,379 INFO L428 ceAbstractionStarter]: At program point L6492(line 6492) the Hoare annotation is: true [2018-11-18 16:15:36,379 INFO L425 ceAbstractionStarter]: For program point ldv_skb_allocEXIT(lines 6481 6496) no Hoare annotation was computed. [2018-11-18 16:15:36,379 INFO L425 ceAbstractionStarter]: For program point L6487-1(line 6487) no Hoare annotation was computed. [2018-11-18 16:15:36,379 INFO L428 ceAbstractionStarter]: At program point L6487(line 6487) the Hoare annotation is: true [2018-11-18 16:15:36,379 INFO L425 ceAbstractionStarter]: For program point L6489(lines 6489 6494) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point ldv_skb_allocFINAL(lines 6481 6496) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L428 ceAbstractionStarter]: At program point cx82310_driver_initENTRY(lines 5975 5983) the Hoare annotation is: true [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point L5980-1(line 5980) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L428 ceAbstractionStarter]: At program point L5980(line 5980) the Hoare annotation is: true [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point cx82310_driver_initFINAL(lines 5975 5983) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point cx82310_driver_initEXIT(lines 5975 5983) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L428 ceAbstractionStarter]: At program point __kmallocENTRY(lines 5457 5460) the Hoare annotation is: true [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point __kmallocFINAL(lines 5457 5460) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point __kmallocEXIT(lines 5457 5460) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L428 ceAbstractionStarter]: At program point L5459(line 5459) the Hoare annotation is: true [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point L5459-1(line 5459) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 6028 6241) no Hoare annotation was computed. [2018-11-18 16:15:36,380 INFO L428 ceAbstractionStarter]: At program point L6163(line 6163) the Hoare annotation is: true [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6130(lines 6130 6168) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6097(line 6097) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6098(lines 6098 6107) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6197(line 6197) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L428 ceAbstractionStarter]: At program point L6148(line 6148) the Hoare annotation is: true [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6198(lines 6198 6208) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6132(lines 6132 6164) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 6028 6241) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L428 ceAbstractionStarter]: At program point L6182(line 6182) the Hoare annotation is: true [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6182-1(line 6182) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L428 ceAbstractionStarter]: At program point L6199(line 6199) the Hoare annotation is: true [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6199-1(line 6199) no Hoare annotation was computed. [2018-11-18 16:15:36,381 INFO L425 ceAbstractionStarter]: For program point L6232(line 6232) no Hoare annotation was computed. [2018-11-18 16:15:36,382 INFO L425 ceAbstractionStarter]: For program point L6133(line 6133) no Hoare annotation was computed. [2018-11-18 16:15:36,382 INFO L425 ceAbstractionStarter]: For program point L6100(lines 6100 6104) no Hoare annotation was computed. [2018-11-18 16:15:36,382 INFO L425 ceAbstractionStarter]: For program point L6051(lines 6051 6234) no Hoare annotation was computed. [2018-11-18 16:15:36,382 INFO L425 ceAbstractionStarter]: For program point L6134(lines 6134 6140) no Hoare annotation was computed. [2018-11-18 16:15:36,382 INFO L428 ceAbstractionStarter]: At program point L6233(line 6233) the Hoare annotation is: true [2018-11-18 16:15:36,386 INFO L425 ceAbstractionStarter]: For program point L6200(lines 6200 6205) no Hoare annotation was computed. [2018-11-18 16:15:36,386 INFO L425 ceAbstractionStarter]: For program point L6085(line 6085) no Hoare annotation was computed. [2018-11-18 16:15:36,386 INFO L425 ceAbstractionStarter]: For program point L6052(line 6052) no Hoare annotation was computed. [2018-11-18 16:15:36,386 INFO L428 ceAbstractionStarter]: At program point L6135(line 6135) the Hoare annotation is: true [2018-11-18 16:15:36,386 INFO L425 ceAbstractionStarter]: For program point L6135-1(line 6135) no Hoare annotation was computed. [2018-11-18 16:15:36,386 INFO L425 ceAbstractionStarter]: For program point L6069(line 6069) no Hoare annotation was computed. [2018-11-18 16:15:36,386 INFO L428 ceAbstractionStarter]: At program point L6218(line 6218) the Hoare annotation is: true [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6086(lines 6086 6095) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6218-1(line 6218) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6053(lines 6053 6127) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L428 ceAbstractionStarter]: At program point L6235(lines 6039 6240) the Hoare annotation is: true [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6070(lines 6070 6076) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6070-2(lines 6055 6123) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6170(line 6170) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L428 ceAbstractionStarter]: At program point L6154(lines 6039 6240) the Hoare annotation is: true [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6055(lines 6055 6123) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6121(line 6121) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6088(lines 6088 6092) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L425 ceAbstractionStarter]: For program point L6171(lines 6171 6230) no Hoare annotation was computed. [2018-11-18 16:15:36,387 INFO L428 ceAbstractionStarter]: At program point L6122(line 6122) the Hoare annotation is: true [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6188(line 6188) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6056(line 6056) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6238(line 6238) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6040-1(line 6040) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L428 ceAbstractionStarter]: At program point L6040(line 6040) the Hoare annotation is: true [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6189(lines 6189 6195) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6057(lines 6057 6067) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6173(lines 6173 6226) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L428 ceAbstractionStarter]: At program point L6190(line 6190) the Hoare annotation is: true [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6190-1(line 6190) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L425 ceAbstractionStarter]: For program point L6174(line 6174) no Hoare annotation was computed. [2018-11-18 16:15:36,388 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 6028 6241) the Hoare annotation is: true [2018-11-18 16:15:36,388 INFO L428 ceAbstractionStarter]: At program point L6042(line 6042) the Hoare annotation is: true [2018-11-18 16:15:36,389 INFO L428 ceAbstractionStarter]: At program point L6042-1(line 6042) the Hoare annotation is: true [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6224(line 6224) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6059(lines 6059 6064) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6175(lines 6175 6180) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6142(line 6142) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6043(line 6043) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6109(line 6109) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6175-2(lines 6173 6226) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L428 ceAbstractionStarter]: At program point L6225(line 6225) the Hoare annotation is: true [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6143(lines 6143 6160) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6176-1(line 6176) no Hoare annotation was computed. [2018-11-18 16:15:36,389 INFO L425 ceAbstractionStarter]: For program point L6110(lines 6110 6119) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L428 ceAbstractionStarter]: At program point L6176(line 6176) the Hoare annotation is: true [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6044-1(line 6044) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L428 ceAbstractionStarter]: At program point L6044(line 6044) the Hoare annotation is: true [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6210(line 6210) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6144-1(line 6144) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L428 ceAbstractionStarter]: At program point L6144(line 6144) the Hoare annotation is: true [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6211(lines 6211 6216) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6145(lines 6145 6151) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6211-2(lines 6173 6226) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6112(lines 6112 6116) no Hoare annotation was computed. [2018-11-18 16:15:36,390 INFO L425 ceAbstractionStarter]: For program point L6145-1(lines 6143 6158) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point L6162(line 6162) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point L6129(line 6129) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point L6212-1(line 6212) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L428 ceAbstractionStarter]: At program point L6212(line 6212) the Hoare annotation is: true [2018-11-18 16:15:36,391 INFO L428 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 6325 6334) the Hoare annotation is: true [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 6325 6334) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 6325 6334) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5578) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5572 5580) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5572 5580) the Hoare annotation is: true [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5572 5580) no Hoare annotation was computed. [2018-11-18 16:15:36,391 INFO L425 ceAbstractionStarter]: For program point kzallocEXIT(lines 5470 5478) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L428 ceAbstractionStarter]: At program point kzallocENTRY(lines 5470 5478) the Hoare annotation is: true [2018-11-18 16:15:36,392 INFO L428 ceAbstractionStarter]: At program point L5475(line 5475) the Hoare annotation is: true [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point kzallocFINAL(lines 5470 5478) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point L5475-1(line 5475) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 5461 5469) the Hoare annotation is: true [2018-11-18 16:15:36,392 INFO L428 ceAbstractionStarter]: At program point L5466(line 5466) the Hoare annotation is: true [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 5461 5469) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point L5466-1(line 5466) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 5461 5469) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point ldv_set_addEXIT(lines 6336 6363) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point L6355-1(lines 6336 6363) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point L6343-1(lines 6343 6347) no Hoare annotation was computed. [2018-11-18 16:15:36,392 INFO L425 ceAbstractionStarter]: For program point L6343(lines 6343 6347) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point L6348(lines 6348 6352) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point L6342-4(lines 6340 6362) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point L6342-3(lines 6342 6354) the Hoare annotation is: true [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point ldv_set_addENTRY(lines 6336 6363) the Hoare annotation is: true [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point L6342-1(lines 6342 6354) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point cx82310_driver_exitEXIT(lines 5984 5992) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point cx82310_driver_exitFINAL(lines 5984 5992) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point cx82310_driver_exitENTRY(lines 5984 5992) the Hoare annotation is: true [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 5581 5589) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5581 5589) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5581 5589) the Hoare annotation is: true [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 6497 6505) the Hoare annotation is: true [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 6497 6505) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L425 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 6497 6505) no Hoare annotation was computed. [2018-11-18 16:15:36,393 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_15FINAL(lines 6311 6320) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_15EXIT(lines 6311 6320) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L428 ceAbstractionStarter]: At program point ldv_usb_deregister_15ENTRY(lines 6311 6320) the Hoare annotation is: true [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point cx82310_tx_fixupEXIT(lines 5929 5958) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L428 ceAbstractionStarter]: At program point L5943(line 5943) the Hoare annotation is: true [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point L5943-1(line 5943) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point L5945(lines 5945 5949) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L428 ceAbstractionStarter]: At program point L5939(line 5939) the Hoare annotation is: true [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point L5939-1(line 5939) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point L5940-2(lines 5940 5952) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point L5940(lines 5940 5952) no Hoare annotation was computed. [2018-11-18 16:15:36,394 INFO L425 ceAbstractionStarter]: For program point cx82310_tx_fixupFINAL(lines 5929 5958) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point cx82310_tx_fixupENTRY(lines 5929 5958) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point ldv_initialize_driver_info_2ENTRY(lines 6002 6017) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2EXIT(lines 6002 6017) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point L6011(line 6011) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point L6011-1(line 6011) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point L6013(line 6013) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point L6013-1(line 6013) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point L6009(line 6009) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point L6009-1(line 6009) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2FINAL(lines 6002 6017) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point skb_headroomFINAL(lines 5492 5499) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point skb_headroomEXIT(lines 5492 5499) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point skb_headroomENTRY(lines 5492 5499) the Hoare annotation is: true [2018-11-18 16:15:36,395 INFO L425 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 6429 6436) no Hoare annotation was computed. [2018-11-18 16:15:36,395 INFO L428 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 6429 6436) the Hoare annotation is: true [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 6429 6436) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_14FINAL(lines 6296 6310) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_14EXIT(lines 6296 6310) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L428 ceAbstractionStarter]: At program point ldv_usb_register_driver_14ENTRY(lines 6296 6310) the Hoare annotation is: true [2018-11-18 16:15:36,396 INFO L428 ceAbstractionStarter]: At program point L6307(line 6307) the Hoare annotation is: true [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L6307-1(line 6307) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L5725(lines 5725 5732) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L5684-2(line 5684) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L5684(line 5684) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point cx82310_cmdEXIT(lines 5651 5764) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L5705(lines 5705 5711) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L428 ceAbstractionStarter]: At program point L5718(lines 5698 5757) the Hoare annotation is: true [2018-11-18 16:15:36,396 INFO L425 ceAbstractionStarter]: For program point L5689(line 5689) no Hoare annotation was computed. [2018-11-18 16:15:36,396 INFO L428 ceAbstractionStarter]: At program point L5685(line 5685) the Hoare annotation is: true [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5685-1(line 5685) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L428 ceAbstractionStarter]: At program point L5681-2(lines 5681 5688) the Hoare annotation is: true [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5681(lines 5681 5688) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5702(line 5702) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L428 ceAbstractionStarter]: At program point L5673(line 5673) the Hoare annotation is: true [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5673-1(line 5673) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5698(lines 5698 5759) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L428 ceAbstractionStarter]: At program point L5760(lines 5671 5763) the Hoare annotation is: true [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point cx82310_cmdFINAL(lines 5651 5764) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5752-2(line 5752) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5752(line 5752) no Hoare annotation was computed. [2018-11-18 16:15:36,397 INFO L428 ceAbstractionStarter]: At program point cx82310_cmdENTRY(lines 5651 5764) the Hoare annotation is: true [2018-11-18 16:15:36,397 INFO L425 ceAbstractionStarter]: For program point L5691(lines 5691 5697) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L428 ceAbstractionStarter]: At program point L5724(lines 5698 5757) the Hoare annotation is: true [2018-11-18 16:15:36,398 INFO L428 ceAbstractionStarter]: At program point L5753(line 5753) the Hoare annotation is: true [2018-11-18 16:15:36,398 INFO L428 ceAbstractionStarter]: At program point L5720(lines 5698 5757) the Hoare annotation is: true [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5753-1(line 5753) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5749(lines 5749 5756) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5712(lines 5712 5716) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5675(lines 5675 5679) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5741(lines 5741 5748) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point L5733(lines 5733 5740) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,398 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,398 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memcpyENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,399 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memcpyEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memcpyFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L428 ceAbstractionStarter]: At program point L5822(lines 5774 5830) the Hoare annotation is: true [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point L5820-1(line 5820) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point L5789(lines 5789 5793) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L428 ceAbstractionStarter]: At program point L5820(line 5820) the Hoare annotation is: true [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point L5779(lines 5779 5784) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point L5812-1(line 5812) no Hoare annotation was computed. [2018-11-18 16:15:36,399 INFO L425 ceAbstractionStarter]: For program point cx82310_bindEXIT(lines 5765 5831) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L428 ceAbstractionStarter]: At program point L5812(line 5812) the Hoare annotation is: true [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5777-2(lines 5777 5787) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5777(lines 5777 5787) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5804-1(line 5804) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L428 ceAbstractionStarter]: At program point L5804(line 5804) the Hoare annotation is: true [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point cx82310_bindFINAL(lines 5765 5831) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L428 ceAbstractionStarter]: At program point cx82310_bindENTRY(lines 5765 5831) the Hoare annotation is: true [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5821(lines 5821 5825) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5813(lines 5813 5819) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5805(lines 5805 5811) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5799(lines 5799 5803) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L428 ceAbstractionStarter]: At program point L5797(line 5797) the Hoare annotation is: true [2018-11-18 16:15:36,400 INFO L425 ceAbstractionStarter]: For program point L5797-1(line 5797) no Hoare annotation was computed. [2018-11-18 16:15:36,400 INFO L428 ceAbstractionStarter]: At program point __create_pipeENTRY(lines 5637 5644) the Hoare annotation is: true [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point __create_pipeFINAL(lines 5637 5644) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point __create_pipeEXIT(lines 5637 5644) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L428 ceAbstractionStarter]: At program point cx82310_unbindENTRY(lines 5832 5840) the Hoare annotation is: true [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point cx82310_unbindFINAL(lines 5832 5840) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point cx82310_unbindEXIT(lines 5832 5840) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L428 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 5509 5526) the Hoare annotation is: true [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point L5517(lines 5517 5524) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 5509 5526) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 5509 5526) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,401 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,401 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 6558 6571) the Hoare annotation is: true [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L6567-1(lines 6558 6571) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L428 ceAbstractionStarter]: At program point L6567(line 6567) the Hoare annotation is: true [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L6563-1(line 6563) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L428 ceAbstractionStarter]: At program point L6563(line 6563) the Hoare annotation is: true [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 6558 6571) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L6564(lines 6564 6568) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L428 ceAbstractionStarter]: At program point L6023(line 6023) the Hoare annotation is: true [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L6023-1(line 6023) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1EXIT(lines 6018 6027) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L428 ceAbstractionStarter]: At program point ldv_usb_driver_1ENTRY(lines 6018 6027) the Hoare annotation is: true [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1FINAL(lines 6018 6027) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L5535(lines 5535 5542) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point L5538-1(line 5538) no Hoare annotation was computed. [2018-11-18 16:15:36,402 INFO L425 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5527 5544) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 5527 5544) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point L5538(line 5538) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5527 5544) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point L5919(lines 5854 5927) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point L5857(line 5857) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point L5857-1(line 5857) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point cx82310_rx_fixupEXIT(lines 5841 5928) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L428 ceAbstractionStarter]: At program point cx82310_rx_fixupENTRY(lines 5841 5928) the Hoare annotation is: true [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point L5858(lines 5858 5862) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point L5920(lines 5920 5924) no Hoare annotation was computed. [2018-11-18 16:15:36,403 INFO L425 ceAbstractionStarter]: For program point L5916-1(line 5916) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point cx82310_rx_fixupFINAL(lines 5841 5928) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5916(line 5916) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5908-1(line 5908) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5908(line 5908) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5867(lines 5867 5868) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5867-1(lines 5867 5868) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5925(lines 5854 5927) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5855(lines 5855 5879) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5921(lines 5854 5927) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5884-2(lines 5884 5889) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5884(line 5884) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5909(lines 5909 5913) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5872(lines 5872 5876) no Hoare annotation was computed. [2018-11-18 16:15:36,404 INFO L428 ceAbstractionStarter]: At program point L5901(lines 5901 5902) the Hoare annotation is: true [2018-11-18 16:15:36,404 INFO L425 ceAbstractionStarter]: For program point L5901-1(lines 5901 5902) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point L5897(lines 5897 5907) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L428 ceAbstractionStarter]: At program point L5865(line 5865) the Hoare annotation is: true [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point L5865-1(line 5865) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point L5890(lines 5890 5896) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L428 ceAbstractionStarter]: At program point dev_kfree_skb_anyENTRY(lines 5620 5628) the Hoare annotation is: true [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point dev_kfree_skb_anyEXIT(lines 5620 5628) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point dev_kfree_skb_anyFINAL(lines 5620 5628) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point ldv_alloc_skb_12FINAL(lines 6287 6295) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point ldv_alloc_skb_12EXIT(lines 6287 6295) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L428 ceAbstractionStarter]: At program point ldv_alloc_skb_12ENTRY(lines 6287 6295) the Hoare annotation is: true [2018-11-18 16:15:36,405 INFO L425 ceAbstractionStarter]: For program point L6292-1(line 6292) no Hoare annotation was computed. [2018-11-18 16:15:36,405 INFO L428 ceAbstractionStarter]: At program point L6292(line 6292) the Hoare annotation is: true [2018-11-18 16:15:36,422 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:15:36 BoogieIcfgContainer [2018-11-18 16:15:36,422 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:15:36,422 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:15:36,422 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:15:36,422 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:15:36,423 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:15:35" (3/4) ... [2018-11-18 16:15:36,427 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:15:36,433 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_alloc [2018-11-18 16:15:36,433 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_driver_init [2018-11-18 16:15:36,433 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-18 16:15:36,433 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:15:36,433 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_init [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_add [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_driver_exit [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_15 [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_tx_fixup [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize_driver_info_2 [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_headroom [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_is_empty [2018-11-18 16:15:36,434 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_14 [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_cmd [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memcpy [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_bind [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_unbind [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_driver_1 [2018-11-18 16:15:36,435 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-18 16:15:36,436 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure cx82310_rx_fixup [2018-11-18 16:15:36,436 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2018-11-18 16:15:36,436 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_alloc_skb_12 [2018-11-18 16:15:36,449 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 161 nodes and edges [2018-11-18 16:15:36,450 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 71 nodes and edges [2018-11-18 16:15:36,451 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-18 16:15:36,452 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-11-18 16:15:36,453 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-18 16:15:36,453 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 16:15:36,455 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:15:36,553 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_03b97c5e-7856-4e0d-baaa-007d37a2b6d6/bin-2019/utaipan/witness.graphml [2018-11-18 16:15:36,553 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:15:36,553 INFO L168 Benchmark]: Toolchain (without parser) took 3884.04 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 275.8 MB). Free memory was 939.0 MB in the beginning and 1.1 GB in the end (delta: -116.7 MB). Peak memory consumption was 159.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,555 INFO L168 Benchmark]: CDTParser took 0.15 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. [2018-11-18 16:15:36,555 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1594.63 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 939.0 MB in the beginning and 894.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 316.8 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,555 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.92 ms. Allocated memory is still 1.3 GB. Free memory is still 894.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:15:36,555 INFO L168 Benchmark]: Boogie Preprocessor took 64.64 ms. Allocated memory is still 1.3 GB. Free memory was 894.9 MB in the beginning and 885.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,555 INFO L168 Benchmark]: RCFGBuilder took 1442.11 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 27.3 MB). Free memory was 885.5 MB in the beginning and 1.2 GB in the end (delta: -290.1 MB). Peak memory consumption was 168.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,556 INFO L168 Benchmark]: TraceAbstraction took 610.48 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,556 INFO L168 Benchmark]: Witness Printer took 130.63 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:15:36,557 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1594.63 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 939.0 MB in the beginning and 894.9 MB in the end (delta: 44.1 MB). Peak memory consumption was 316.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 37.92 ms. Allocated memory is still 1.3 GB. Free memory is still 894.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 64.64 ms. Allocated memory is still 1.3 GB. Free memory was 894.9 MB in the beginning and 885.5 MB in the end (delta: 9.4 MB). Peak memory consumption was 9.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1442.11 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 27.3 MB). Free memory was 885.5 MB in the beginning and 1.2 GB in the end (delta: -290.1 MB). Peak memory consumption was 168.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 610.48 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 89.7 MB). Peak memory consumption was 89.7 MB. Max. memory is 11.5 GB. * Witness Printer took 130.63 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 30.2 MB). Peak memory consumption was 30.2 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: 5854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6342]: 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, 297 locations, 1 error locations. SAFE Result, 0.5s OverallTime, 1 OverallIterations, 2 TraceHistogramMax, 0.0s AutomataDifference, 0.0s DeadEndRemovalTime, 0.1s 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=295occurred 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, 0.0s 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...