./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_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_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/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 6dcf5660e43113d6b0b1e25270274301d4b2148f ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/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 6dcf5660e43113d6b0b1e25270274301d4b2148f .............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 17:15:09,705 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:15:09,706 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:15:09,713 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:15:09,713 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:15:09,714 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:15:09,715 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:15:09,716 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:15:09,717 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:15:09,718 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:15:09,718 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:15:09,719 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:15:09,719 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:15:09,720 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:15:09,721 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:15:09,721 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:15:09,722 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:15:09,723 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:15:09,724 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:15:09,725 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:15:09,726 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:15:09,727 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:15:09,728 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:15:09,729 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:15:09,729 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:15:09,729 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:15:09,730 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:15:09,731 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:15:09,731 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:15:09,732 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:15:09,732 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:15:09,733 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:15:09,733 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:15:09,733 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:15:09,733 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:15:09,734 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:15:09,734 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 17:15:09,744 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:15:09,744 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:15:09,745 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:15:09,745 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:15:09,745 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:15:09,745 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:15:09,745 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:15:09,745 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:15:09,746 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:15:09,746 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:15:09,747 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:15:09,747 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:15:09,748 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:15:09,748 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 17:15:09,749 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 17:15:09,749 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 17:15:09,749 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_c11325c2-4de8-4805-a248-cd5541c63723/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 -> 6dcf5660e43113d6b0b1e25270274301d4b2148f [2018-11-18 17:15:09,770 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:15:09,779 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:15:09,782 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:15:09,783 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:15:09,783 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:15:09,784 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:09,830 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/a321415b5/9c065fd60b964f789de041a16eae246e/FLAG429c7d0af [2018-11-18 17:15:10,347 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:15:10,348 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:10,365 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/a321415b5/9c065fd60b964f789de041a16eae246e/FLAG429c7d0af [2018-11-18 17:15:10,800 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/a321415b5/9c065fd60b964f789de041a16eae246e [2018-11-18 17:15:10,803 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:15:10,804 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:15:10,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:15:10,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:15:10,807 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:15:10,808 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:15:10" (1/1) ... [2018-11-18 17:15:10,810 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11026edd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:10, skipping insertion in model container [2018-11-18 17:15:10,810 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:15:10" (1/1) ... [2018-11-18 17:15:10,816 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:15:10,868 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:15:11,588 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:15:11,610 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:15:11,910 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:15:11,949 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:15:11,949 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11 WrapperNode [2018-11-18 17:15:11,949 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:15:11,949 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:15:11,949 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:15:11,950 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:15:11,955 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:11,976 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:11,984 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:15:11,984 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:15:11,984 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:15:11,984 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:15:11,990 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:11,990 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:11,996 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:11,996 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:12,027 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:12,032 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:12,037 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... [2018-11-18 17:15:12,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:15:12,044 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:15:12,044 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:15:12,044 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:15:12,045 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/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 17:15:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2018-11-18 17:15:12,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2018-11-18 17:15:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 17:15:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 17:15:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:15:12,094 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 17:15:12,094 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 17:15:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2018-11-18 17:15:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-11-18 17:15:12,095 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-11-18 17:15:12,095 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2018-11-18 17:15:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2018-11-18 17:15:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2018-11-18 17:15:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 17:15:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2018-11-18 17:15:12,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 17:15:12,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2018-11-18 17:15:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 17:15:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 17:15:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 17:15:12,097 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2018-11-18 17:15:12,097 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2018-11-18 17:15:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-18 17:15:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2018-11-18 17:15:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2018-11-18 17:15:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 17:15:12,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 17:15:12,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2018-11-18 17:15:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2018-11-18 17:15:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 17:15:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 17:15:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 17:15:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 17:15:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:15:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:15:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 17:15:12,099 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 17:15:12,099 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2018-11-18 17:15:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 17:15:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 17:15:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:15:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 17:15:12,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 17:15:12,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2018-11-18 17:15:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2018-11-18 17:15:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 17:15:12,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 17:15:12,101 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2018-11-18 17:15:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-18 17:15:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 17:15:12,102 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 17:15:12,102 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 17:15:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 17:15:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 17:15:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2018-11-18 17:15:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2018-11-18 17:15:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2018-11-18 17:15:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2018-11-18 17:15:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2018-11-18 17:15:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2018-11-18 17:15:12,103 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-18 17:15:12,103 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-18 17:15:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-18 17:15:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 17:15:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 17:15:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:15:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:15:12,104 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2018-11-18 17:15:12,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2018-11-18 17:15:13,605 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:15:13,606 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:15:13 BoogieIcfgContainer [2018-11-18 17:15:13,606 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:15:13,607 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:15:13,607 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:15:13,610 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:15:13,610 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:15:10" (1/3) ... [2018-11-18 17:15:13,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293e4c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:15:13, skipping insertion in model container [2018-11-18 17:15:13,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:11" (2/3) ... [2018-11-18 17:15:13,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@293e4c06 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:15:13, skipping insertion in model container [2018-11-18 17:15:13,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:15:13" (3/3) ... [2018-11-18 17:15:13,614 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:13,623 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:15:13,631 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:15:13,644 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:15:13,673 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:15:13,674 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:15:13,674 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:15:13,674 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:15:13,674 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:15:13,674 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:15:13,675 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:15:13,675 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:15:13,694 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-18 17:15:13,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 17:15:13,700 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:13,701 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:15:13,703 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:13,707 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:13,708 INFO L82 PathProgramCache]: Analyzing trace with hash 1473667874, now seen corresponding path program 1 times [2018-11-18 17:15:13,710 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:13,763 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:13,763 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:13,764 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:13,764 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:13,977 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:15:13,979 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:13,979 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:13,979 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:13,984 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:13,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:13,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:13,998 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2018-11-18 17:15:14,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:14,489 INFO L93 Difference]: Finished difference Result 805 states and 976 transitions. [2018-11-18 17:15:14,489 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:14,490 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-18 17:15:14,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:14,503 INFO L225 Difference]: With dead ends: 805 [2018-11-18 17:15:14,503 INFO L226 Difference]: Without dead ends: 504 [2018-11-18 17:15:14,507 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 17:15:14,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-11-18 17:15:14,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2018-11-18 17:15:14,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2018-11-18 17:15:14,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 601 transitions. [2018-11-18 17:15:14,571 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 601 transitions. Word has length 34 [2018-11-18 17:15:14,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:14,571 INFO L480 AbstractCegarLoop]: Abstraction has 504 states and 601 transitions. [2018-11-18 17:15:14,572 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:14,572 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 601 transitions. [2018-11-18 17:15:14,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 17:15:14,574 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:14,574 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:14,575 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:14,575 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:14,575 INFO L82 PathProgramCache]: Analyzing trace with hash -2120710182, now seen corresponding path program 1 times [2018-11-18 17:15:14,575 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:14,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:14,579 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:14,579 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:14,579 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:14,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:14,692 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 17:15:14,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:14,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:15:14,692 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:14,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:15:14,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:15:14,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:15:14,694 INFO L87 Difference]: Start difference. First operand 504 states and 601 transitions. Second operand 6 states. [2018-11-18 17:15:14,774 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:14,774 INFO L93 Difference]: Finished difference Result 1008 states and 1205 transitions. [2018-11-18 17:15:14,775 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 17:15:14,775 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2018-11-18 17:15:14,775 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:14,778 INFO L225 Difference]: With dead ends: 1008 [2018-11-18 17:15:14,778 INFO L226 Difference]: Without dead ends: 520 [2018-11-18 17:15:14,780 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2018-11-18 17:15:14,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 520 states. [2018-11-18 17:15:14,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 520 to 509. [2018-11-18 17:15:14,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2018-11-18 17:15:14,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 605 transitions. [2018-11-18 17:15:14,808 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 605 transitions. Word has length 61 [2018-11-18 17:15:14,808 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:14,808 INFO L480 AbstractCegarLoop]: Abstraction has 509 states and 605 transitions. [2018-11-18 17:15:14,808 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:15:14,808 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 605 transitions. [2018-11-18 17:15:14,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 17:15:14,810 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:14,810 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:14,810 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:14,810 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:14,810 INFO L82 PathProgramCache]: Analyzing trace with hash -1362387302, now seen corresponding path program 1 times [2018-11-18 17:15:14,811 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:14,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:14,815 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:14,815 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:14,815 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:14,887 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 17:15:14,887 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:14,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:14,888 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:14,888 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:14,888 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:14,888 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:14,888 INFO L87 Difference]: Start difference. First operand 509 states and 605 transitions. Second operand 3 states. [2018-11-18 17:15:14,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:14,952 INFO L93 Difference]: Finished difference Result 1488 states and 1792 transitions. [2018-11-18 17:15:14,952 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:14,952 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 17:15:14,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:14,958 INFO L225 Difference]: With dead ends: 1488 [2018-11-18 17:15:14,958 INFO L226 Difference]: Without dead ends: 995 [2018-11-18 17:15:14,960 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 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 17:15:14,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 995 states. [2018-11-18 17:15:14,997 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 995 to 993. [2018-11-18 17:15:14,998 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 993 states. [2018-11-18 17:15:15,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 993 states to 993 states and 1185 transitions. [2018-11-18 17:15:15,002 INFO L78 Accepts]: Start accepts. Automaton has 993 states and 1185 transitions. Word has length 61 [2018-11-18 17:15:15,003 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,003 INFO L480 AbstractCegarLoop]: Abstraction has 993 states and 1185 transitions. [2018-11-18 17:15:15,003 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:15,003 INFO L276 IsEmpty]: Start isEmpty. Operand 993 states and 1185 transitions. [2018-11-18 17:15:15,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 17:15:15,005 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,005 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,006 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,006 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,006 INFO L82 PathProgramCache]: Analyzing trace with hash 715636702, now seen corresponding path program 1 times [2018-11-18 17:15:15,006 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,009 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,009 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,010 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,010 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:15,075 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 17:15:15,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:15,076 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:15,076 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:15,076 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:15,076 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:15,077 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:15,077 INFO L87 Difference]: Start difference. First operand 993 states and 1185 transitions. Second operand 3 states. [2018-11-18 17:15:15,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:15,099 INFO L93 Difference]: Finished difference Result 995 states and 1186 transitions. [2018-11-18 17:15:15,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:15,099 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-11-18 17:15:15,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:15,102 INFO L225 Difference]: With dead ends: 995 [2018-11-18 17:15:15,103 INFO L226 Difference]: Without dead ends: 992 [2018-11-18 17:15:15,103 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 17:15:15,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 992 states. [2018-11-18 17:15:15,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 992 to 992. [2018-11-18 17:15:15,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 992 states. [2018-11-18 17:15:15,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 992 states to 992 states and 1183 transitions. [2018-11-18 17:15:15,137 INFO L78 Accepts]: Start accepts. Automaton has 992 states and 1183 transitions. Word has length 62 [2018-11-18 17:15:15,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,137 INFO L480 AbstractCegarLoop]: Abstraction has 992 states and 1183 transitions. [2018-11-18 17:15:15,137 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:15,137 INFO L276 IsEmpty]: Start isEmpty. Operand 992 states and 1183 transitions. [2018-11-18 17:15:15,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 17:15:15,139 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,139 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,140 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,140 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,140 INFO L82 PathProgramCache]: Analyzing trace with hash 709876253, now seen corresponding path program 1 times [2018-11-18 17:15:15,140 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,142 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,143 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,143 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,143 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:15,212 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 17:15:15,212 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:15,212 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:15,212 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:15,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:15,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:15,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:15,213 INFO L87 Difference]: Start difference. First operand 992 states and 1183 transitions. Second operand 3 states. [2018-11-18 17:15:15,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:15,264 INFO L93 Difference]: Finished difference Result 994 states and 1184 transitions. [2018-11-18 17:15:15,264 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:15,264 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2018-11-18 17:15:15,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:15,268 INFO L225 Difference]: With dead ends: 994 [2018-11-18 17:15:15,268 INFO L226 Difference]: Without dead ends: 991 [2018-11-18 17:15:15,269 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 17:15:15,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 991 states. [2018-11-18 17:15:15,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 991 to 991. [2018-11-18 17:15:15,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2018-11-18 17:15:15,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1181 transitions. [2018-11-18 17:15:15,310 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1181 transitions. Word has length 63 [2018-11-18 17:15:15,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,310 INFO L480 AbstractCegarLoop]: Abstraction has 991 states and 1181 transitions. [2018-11-18 17:15:15,310 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:15,311 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1181 transitions. [2018-11-18 17:15:15,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 17:15:15,312 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,312 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,312 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,312 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,312 INFO L82 PathProgramCache]: Analyzing trace with hash 531307201, now seen corresponding path program 1 times [2018-11-18 17:15:15,312 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,314 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,314 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,315 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:15,383 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 17:15:15,383 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:15,383 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:15,383 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:15,384 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:15,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:15,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:15,384 INFO L87 Difference]: Start difference. First operand 991 states and 1181 transitions. Second operand 3 states. [2018-11-18 17:15:15,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:15,409 INFO L93 Difference]: Finished difference Result 993 states and 1182 transitions. [2018-11-18 17:15:15,410 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:15,410 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-18 17:15:15,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:15,413 INFO L225 Difference]: With dead ends: 993 [2018-11-18 17:15:15,413 INFO L226 Difference]: Without dead ends: 977 [2018-11-18 17:15:15,414 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 17:15:15,415 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 977 states. [2018-11-18 17:15:15,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 977 to 977. [2018-11-18 17:15:15,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 977 states. [2018-11-18 17:15:15,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 977 states to 977 states and 1164 transitions. [2018-11-18 17:15:15,453 INFO L78 Accepts]: Start accepts. Automaton has 977 states and 1164 transitions. Word has length 64 [2018-11-18 17:15:15,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,454 INFO L480 AbstractCegarLoop]: Abstraction has 977 states and 1164 transitions. [2018-11-18 17:15:15,454 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:15,454 INFO L276 IsEmpty]: Start isEmpty. Operand 977 states and 1164 transitions. [2018-11-18 17:15:15,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2018-11-18 17:15:15,457 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,457 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,457 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,457 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,457 INFO L82 PathProgramCache]: Analyzing trace with hash 954015995, now seen corresponding path program 1 times [2018-11-18 17:15:15,457 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,459 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,459 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,460 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:15,550 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-18 17:15:15,550 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:15,550 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 17:15:15,551 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:15,551 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 17:15:15,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 17:15:15,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 17:15:15,551 INFO L87 Difference]: Start difference. First operand 977 states and 1164 transitions. Second operand 3 states. [2018-11-18 17:15:15,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:15,611 INFO L93 Difference]: Finished difference Result 2010 states and 2418 transitions. [2018-11-18 17:15:15,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 17:15:15,612 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 187 [2018-11-18 17:15:15,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:15,616 INFO L225 Difference]: With dead ends: 2010 [2018-11-18 17:15:15,616 INFO L226 Difference]: Without dead ends: 1049 [2018-11-18 17:15:15,618 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 17:15:15,619 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1049 states. [2018-11-18 17:15:15,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1049 to 1027. [2018-11-18 17:15:15,658 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1027 states. [2018-11-18 17:15:15,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1027 states to 1027 states and 1235 transitions. [2018-11-18 17:15:15,662 INFO L78 Accepts]: Start accepts. Automaton has 1027 states and 1235 transitions. Word has length 187 [2018-11-18 17:15:15,662 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,662 INFO L480 AbstractCegarLoop]: Abstraction has 1027 states and 1235 transitions. [2018-11-18 17:15:15,662 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 17:15:15,662 INFO L276 IsEmpty]: Start isEmpty. Operand 1027 states and 1235 transitions. [2018-11-18 17:15:15,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2018-11-18 17:15:15,665 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,665 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,665 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,665 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,666 INFO L82 PathProgramCache]: Analyzing trace with hash 2112659963, now seen corresponding path program 1 times [2018-11-18 17:15:15,666 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,668 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,668 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,668 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:15,793 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2018-11-18 17:15:15,793 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:15,793 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 17:15:15,794 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:15,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 17:15:15,794 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 17:15:15,794 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 17:15:15,795 INFO L87 Difference]: Start difference. First operand 1027 states and 1235 transitions. Second operand 6 states. [2018-11-18 17:15:15,880 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:15,880 INFO L93 Difference]: Finished difference Result 2066 states and 2492 transitions. [2018-11-18 17:15:15,880 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 17:15:15,880 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 201 [2018-11-18 17:15:15,881 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:15,884 INFO L225 Difference]: With dead ends: 2066 [2018-11-18 17:15:15,884 INFO L226 Difference]: Without dead ends: 1055 [2018-11-18 17:15:15,887 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-18 17:15:15,887 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1055 states. [2018-11-18 17:15:15,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1055 to 1051. [2018-11-18 17:15:15,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1051 states. [2018-11-18 17:15:15,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1259 transitions. [2018-11-18 17:15:15,928 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1259 transitions. Word has length 201 [2018-11-18 17:15:15,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:15,928 INFO L480 AbstractCegarLoop]: Abstraction has 1051 states and 1259 transitions. [2018-11-18 17:15:15,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 17:15:15,928 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1259 transitions. [2018-11-18 17:15:15,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 17:15:15,931 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:15,932 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:15,932 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:15,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:15,932 INFO L82 PathProgramCache]: Analyzing trace with hash -495911244, now seen corresponding path program 1 times [2018-11-18 17:15:15,932 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:15,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,934 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:15,934 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:15,935 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:15,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:16,203 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 17:15:16,203 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:16,203 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-11-18 17:15:16,203 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 17:15:16,204 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 17:15:16,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 17:15:16,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2018-11-18 17:15:16,205 INFO L87 Difference]: Start difference. First operand 1051 states and 1259 transitions. Second operand 13 states. [2018-11-18 17:15:16,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:16,334 INFO L93 Difference]: Finished difference Result 2162 states and 2592 transitions. [2018-11-18 17:15:16,335 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 17:15:16,335 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 207 [2018-11-18 17:15:16,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:16,339 INFO L225 Difference]: With dead ends: 2162 [2018-11-18 17:15:16,339 INFO L226 Difference]: Without dead ends: 1127 [2018-11-18 17:15:16,342 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2018-11-18 17:15:16,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1127 states. [2018-11-18 17:15:16,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1127 to 1117. [2018-11-18 17:15:16,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1117 states. [2018-11-18 17:15:16,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1117 states to 1117 states and 1329 transitions. [2018-11-18 17:15:16,390 INFO L78 Accepts]: Start accepts. Automaton has 1117 states and 1329 transitions. Word has length 207 [2018-11-18 17:15:16,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:16,391 INFO L480 AbstractCegarLoop]: Abstraction has 1117 states and 1329 transitions. [2018-11-18 17:15:16,391 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 17:15:16,391 INFO L276 IsEmpty]: Start isEmpty. Operand 1117 states and 1329 transitions. [2018-11-18 17:15:16,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2018-11-18 17:15:16,394 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:16,394 INFO L375 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 17:15:16,394 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:16,395 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:16,395 INFO L82 PathProgramCache]: Analyzing trace with hash -57901741, now seen corresponding path program 1 times [2018-11-18 17:15:16,395 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 17:15:16,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:16,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:16,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 17:15:16,397 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 17:15:16,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:16,674 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-18 17:15:16,674 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 17:15:16,674 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 17:15:16,675 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 208 with the following transitions: [2018-11-18 17:15:16,676 INFO L202 CegarAbsIntRunner]: [4], [6], [7], [8], [10], [12], [15], [18], [21], [24], [26], [29], [64], [67], [70], [73], [76], [78], [82], [85], [88], [90], [93], [101], [134], [135], [140], [142], [143], [146], [147], [151], [153], [157], [159], [163], [165], [167], [169], [171], [176], [181], [183], [186], [257], [259], [260], [261], [262], [277], [278], [305], [306], [307], [310], [311], [312], [313], [316], [320], [321], [323], [324], [325], [327], [328], [329], [333], [336], [338], [339], [340], [342], [343], [344], [345], [346], [348], [351], [353], [356], [363], [364], [365], [367], [370], [374], [375], [376], [377], [378], [379], [402], [404], [405], [406], [408], [409], [412], [413], [414], [417], [419], [422], [427], [443], [445], [446], [448], [449], [452], [482], [485], [490], [491], [496], [497], [498], [499], [500], [501], [506], [507], [508], [509], [514], [518], [519], [522], [523], [524], [525], [526], [527], [528], [529], [530], [531], [532], [533], [534], [535], [554], [555], [556], [557], [558], [559], [560], [561], [562], [563], [564], [565], [566], [567], [568], [569], [570], [571], [578], [579], [580], [581], [582], [583], [584], [585], [590], [591], [592], [600], [601], [602], [604], [605] [2018-11-18 17:15:16,711 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 17:15:16,711 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 17:15:16,808 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: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: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:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computeFixpoint(TermConjunctEvaluator.java:198) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$1(TermConjunctEvaluator.java:150) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-18 17:15:16,812 INFO L168 Benchmark]: Toolchain (without parser) took 6008.65 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 351.3 MB). Free memory was 957.0 MB in the beginning and 1.3 GB in the end (delta: -304.2 MB). Peak memory consumption was 47.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:16,813 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:16,813 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1144.88 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 957.0 MB in the beginning and 1.2 GB in the end (delta: -232.3 MB). Peak memory consumption was 311.8 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:16,814 INFO L168 Benchmark]: Boogie Procedure Inliner took 34.28 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:16,814 INFO L168 Benchmark]: Boogie Preprocessor took 59.79 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:16,814 INFO L168 Benchmark]: RCFGBuilder took 1562.21 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 148.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:16,815 INFO L168 Benchmark]: TraceAbstraction took 3204.65 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 102.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -228.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:16,818 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 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1144.88 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 248.5 MB). Free memory was 957.0 MB in the beginning and 1.2 GB in the end (delta: -232.3 MB). Peak memory consumption was 311.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 34.28 ms. Allocated memory is still 1.3 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 59.79 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1562.21 ms. Allocated memory is still 1.3 GB. Free memory was 1.2 GB in the beginning and 1.0 GB in the end (delta: 148.1 MB). Peak memory consumption was 148.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3204.65 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 102.8 MB). Free memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: -228.5 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 17:15:18,319 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 17:15:18,321 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 17:15:18,329 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 17:15:18,330 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 17:15:18,330 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 17:15:18,331 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 17:15:18,333 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 17:15:18,334 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 17:15:18,334 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 17:15:18,335 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 17:15:18,335 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 17:15:18,336 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 17:15:18,337 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 17:15:18,338 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 17:15:18,338 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 17:15:18,339 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 17:15:18,341 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 17:15:18,342 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 17:15:18,343 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 17:15:18,344 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 17:15:18,345 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 17:15:18,347 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 17:15:18,347 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 17:15:18,347 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 17:15:18,348 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 17:15:18,349 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 17:15:18,349 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 17:15:18,350 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 17:15:18,351 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 17:15:18,351 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 17:15:18,351 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 17:15:18,351 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 17:15:18,352 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 17:15:18,352 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 17:15:18,353 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 17:15:18,353 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 17:15:18,363 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 17:15:18,364 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 17:15:18,364 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 17:15:18,364 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 17:15:18,365 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 17:15:18,365 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 17:15:18,365 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 17:15:18,365 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 17:15:18,365 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 17:15:18,365 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 17:15:18,366 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 17:15:18,366 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 17:15:18,366 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 17:15:18,366 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 17:15:18,366 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 17:15:18,367 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 17:15:18,367 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 17:15:18,368 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 17:15:18,368 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 17:15:18,368 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 17:15:18,368 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 17:15:18,368 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 17:15:18,368 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 17:15:18,369 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 17:15:18,369 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 17:15:18,369 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 17:15:18,369 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 17:15:18,369 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_c11325c2-4de8-4805-a248-cd5541c63723/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 -> 6dcf5660e43113d6b0b1e25270274301d4b2148f [2018-11-18 17:15:18,398 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 17:15:18,408 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 17:15:18,411 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 17:15:18,412 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 17:15:18,412 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 17:15:18,413 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:18,459 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/b03e1f66b/1de27b92ccc7405695c56ed0e8cfccbc/FLAGb9cd53a4f [2018-11-18 17:15:18,979 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 17:15:18,979 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:18,998 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/b03e1f66b/1de27b92ccc7405695c56ed0e8cfccbc/FLAGb9cd53a4f [2018-11-18 17:15:19,432 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/data/b03e1f66b/1de27b92ccc7405695c56ed0e8cfccbc [2018-11-18 17:15:19,435 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 17:15:19,436 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 17:15:19,437 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 17:15:19,437 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 17:15:19,440 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 17:15:19,440 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:15:19" (1/1) ... [2018-11-18 17:15:19,443 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f60b5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:19, skipping insertion in model container [2018-11-18 17:15:19,443 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 05:15:19" (1/1) ... [2018-11-18 17:15:19,451 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 17:15:19,508 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 17:15:20,324 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:15:20,441 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 17:15:20,705 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 17:15:20,763 INFO L195 MainTranslator]: Completed translation [2018-11-18 17:15:20,764 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20 WrapperNode [2018-11-18 17:15:20,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 17:15:20,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 17:15:20,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 17:15:20,765 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 17:15:20,771 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,794 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,803 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 17:15:20,804 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 17:15:20,804 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 17:15:20,804 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 17:15:20,812 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,812 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,818 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,819 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,854 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,859 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,866 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... [2018-11-18 17:15:20,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 17:15:20,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 17:15:20,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 17:15:20,874 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 17:15:20,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/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 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2018-11-18 17:15:20,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 17:15:20,914 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2018-11-18 17:15:20,915 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2018-11-18 17:15:20,915 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 17:15:20,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 17:15:20,916 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 17:15:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2018-11-18 17:15:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2018-11-18 17:15:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-18 17:15:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2018-11-18 17:15:20,917 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2018-11-18 17:15:20,917 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 17:15:20,918 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 17:15:20,918 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2018-11-18 17:15:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 17:15:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 17:15:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 17:15:20,919 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 17:15:20,919 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 17:15:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 17:15:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 17:15:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2018-11-18 17:15:20,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2018-11-18 17:15:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 17:15:20,920 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2018-11-18 17:15:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 17:15:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2018-11-18 17:15:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-18 17:15:20,921 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 17:15:20,921 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 17:15:20,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 17:15:20,922 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 17:15:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 17:15:20,923 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2018-11-18 17:15:20,923 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2018-11-18 17:15:22,032 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 17:15:22,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:15:22 BoogieIcfgContainer [2018-11-18 17:15:22,033 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 17:15:22,034 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 17:15:22,034 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 17:15:22,036 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 17:15:22,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 05:15:19" (1/3) ... [2018-11-18 17:15:22,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204fd7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:15:22, skipping insertion in model container [2018-11-18 17:15:22,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 05:15:20" (2/3) ... [2018-11-18 17:15:22,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@204fd7d7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 05:15:22, skipping insertion in model container [2018-11-18 17:15:22,038 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:15:22" (3/3) ... [2018-11-18 17:15:22,039 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-a450319-1-144_1a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 17:15:22,045 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 17:15:22,050 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 17:15:22,059 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 17:15:22,080 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 17:15:22,080 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 17:15:22,080 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 17:15:22,080 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 17:15:22,081 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 17:15:22,081 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 17:15:22,081 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 17:15:22,081 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 17:15:22,082 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 17:15:22,098 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2018-11-18 17:15:22,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 17:15:22,103 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 17:15:22,104 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 17:15:22,105 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 17:15:22,108 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 17:15:22,109 INFO L82 PathProgramCache]: Analyzing trace with hash 1473667874, now seen corresponding path program 1 times [2018-11-18 17:15:22,112 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 17:15:22,112 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/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 17:15:22,133 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 17:15:22,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 17:15:22,230 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 17:15:22,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 17:15:22,245 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-11-18 17:15:22,249 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 17:15:22,249 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 17:15:22,255 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 17:15:22,263 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 17:15:22,263 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 17:15:22,264 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 2 states. [2018-11-18 17:15:22,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 17:15:22,290 INFO L93 Difference]: Finished difference Result 292 states and 352 transitions. [2018-11-18 17:15:22,290 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 17:15:22,291 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2018-11-18 17:15:22,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 17:15:22,296 INFO L225 Difference]: With dead ends: 292 [2018-11-18 17:15:22,296 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 17:15:22,299 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 33 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 17:15:22,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 17:15:22,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 17:15:22,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 17:15:22,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 17:15:22,316 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-11-18 17:15:22,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 17:15:22,317 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 17:15:22,317 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 17:15:22,317 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 17:15:22,317 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 17:15:22,320 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 17:15:22,469 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdataFINAL(lines 4160 4167) no Hoare annotation was computed. [2018-11-18 17:15:22,469 INFO L428 ceAbstractionStarter]: At program point ldv_usb_get_intfdataENTRY(lines 4160 4167) the Hoare annotation is: true [2018-11-18 17:15:22,469 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdataEXIT(lines 4160 4167) no Hoare annotation was computed. [2018-11-18 17:15:22,469 INFO L428 ceAbstractionStarter]: At program point ldv_undef_intENTRY(lines 3522 3530) the Hoare annotation is: true [2018-11-18 17:15:22,469 INFO L425 ceAbstractionStarter]: For program point ldv_undef_intFINAL(lines 3522 3530) no Hoare annotation was computed. [2018-11-18 17:15:22,469 INFO L425 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 3522 3530) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3439-1(line 3439) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L428 ceAbstractionStarter]: At program point L3439(line 3439) the Hoare annotation is: true [2018-11-18 17:15:22,470 INFO L428 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3437 3440) the Hoare annotation is: true [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point __kmallocFINAL(lines 3437 3440) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3437 3440) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 3937 4037) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3958(lines 3958 3983) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3992(lines 3992 4022) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3959(line 3959) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L4034(line 4034) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3960(lines 3960 3970) no Hoare annotation was computed. [2018-11-18 17:15:22,470 INFO L425 ceAbstractionStarter]: For program point L3993(line 3993) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 3937 4037) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L4002(line 4002) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 3937 4037) the Hoare annotation is: true [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L3994(lines 3994 4000) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L3961-1(line 3961) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L428 ceAbstractionStarter]: At program point L3961(line 3961) the Hoare annotation is: true [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L4003(lines 4003 4018) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L4028(line 4028) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L3962(lines 3962 3967) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L425 ceAbstractionStarter]: For program point L3995-1(line 3995) no Hoare annotation was computed. [2018-11-18 17:15:22,471 INFO L428 ceAbstractionStarter]: At program point L3995(line 3995) the Hoare annotation is: true [2018-11-18 17:15:22,472 INFO L425 ceAbstractionStarter]: For program point L4020(line 4020) no Hoare annotation was computed. [2018-11-18 17:15:22,472 INFO L425 ceAbstractionStarter]: For program point L3954(lines 3954 4030) no Hoare annotation was computed. [2018-11-18 17:15:22,472 INFO L428 ceAbstractionStarter]: At program point L4012(lines 3945 4036) the Hoare annotation is: true [2018-11-18 17:15:22,472 INFO L428 ceAbstractionStarter]: At program point L3946(line 3946) the Hoare annotation is: true [2018-11-18 17:15:22,472 INFO L425 ceAbstractionStarter]: For program point L3946-1(line 3946) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L428 ceAbstractionStarter]: At program point L4004(line 4004) the Hoare annotation is: true [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L4004-1(line 4004) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L428 ceAbstractionStarter]: At program point L4029(line 4029) the Hoare annotation is: true [2018-11-18 17:15:22,476 INFO L428 ceAbstractionStarter]: At program point L4021(line 4021) the Hoare annotation is: true [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L3955(line 3955) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L3972(line 3972) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L4005(lines 4005 4009) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L4005-2(lines 4003 4016) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L3956(lines 3956 3987) no Hoare annotation was computed. [2018-11-18 17:15:22,476 INFO L425 ceAbstractionStarter]: For program point L3989(line 3989) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point L3981(line 3981) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point L3973(lines 3973 3979) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L428 ceAbstractionStarter]: At program point L4031(lines 3945 4036) the Hoare annotation is: true [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point L3990(lines 3990 4026) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L428 ceAbstractionStarter]: At program point L3982(line 3982) the Hoare annotation is: true [2018-11-18 17:15:22,477 INFO L428 ceAbstractionStarter]: At program point L3974(line 3974) the Hoare annotation is: true [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point L3974-1(line 3974) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 3531 3539) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 3531 3539) no Hoare annotation was computed. [2018-11-18 17:15:22,477 INFO L428 ceAbstractionStarter]: At program point ldv_undef_ptrENTRY(lines 3531 3539) the Hoare annotation is: true [2018-11-18 17:15:22,477 INFO L425 ceAbstractionStarter]: For program point L4127-1(line 4127) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point ldv_usb_free_urb_10FINAL(lines 4122 4131) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L428 ceAbstractionStarter]: At program point L4127(line 4127) the Hoare annotation is: true [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point ldv_usb_free_urb_10EXIT(lines 4122 4131) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L428 ceAbstractionStarter]: At program point ldv_usb_free_urb_10ENTRY(lines 4122 4131) the Hoare annotation is: true [2018-11-18 17:15:22,478 INFO L428 ceAbstractionStarter]: At program point ldv_usb_register_driver_2ENTRY(lines 4047 4061) the Hoare annotation is: true [2018-11-18 17:15:22,478 INFO L428 ceAbstractionStarter]: At program point L4058(line 4058) the Hoare annotation is: true [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point L4058-1(line 4058) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_2FINAL(lines 4047 4061) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_2EXIT(lines 4047 4061) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 4142 4150) no Hoare annotation was computed. [2018-11-18 17:15:22,478 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 4142 4150) the Hoare annotation is: true [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4148) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 4142 4150) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point usb_acecad_exitEXIT(lines 3914 3922) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point usb_acecad_exitFINAL(lines 3914 3922) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L428 ceAbstractionStarter]: At program point usb_acecad_exitENTRY(lines 3914 3922) the Hoare annotation is: true [2018-11-18 17:15:22,479 INFO L428 ceAbstractionStarter]: At program point usb_to_input_idENTRY(lines 3630 3641) the Hoare annotation is: true [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point usb_to_input_idFINAL(lines 3630 3641) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point usb_to_input_idEXIT(lines 3630 3641) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point L3455-1(line 3455) no Hoare annotation was computed. [2018-11-18 17:15:22,479 INFO L428 ceAbstractionStarter]: At program point L3455(line 3455) the Hoare annotation is: true [2018-11-18 17:15:22,479 INFO L425 ceAbstractionStarter]: For program point kzallocEXIT(lines 3450 3458) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L428 ceAbstractionStarter]: At program point kzallocENTRY(lines 3450 3458) the Hoare annotation is: true [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point kzallocFINAL(lines 3450 3458) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 3441 3449) the Hoare annotation is: true [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 3441 3449) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L428 ceAbstractionStarter]: At program point L3446(line 3446) the Hoare annotation is: true [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 3441 3449) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point L3446-1(line 3446) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_dir_inEXIT(lines 3293 3300) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_dir_inENTRY(lines 3293 3300) the Hoare annotation is: true [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_dir_inFINAL(lines 3293 3300) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 3549 3557) no Hoare annotation was computed. [2018-11-18 17:15:22,480 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3549 3557) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3549 3557) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point ldv_usb_set_intfdata_7ENTRY(lines 4104 4112) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point L4109(line 4109) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdata_7FINAL(lines 4104 4112) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdata_7EXIT(lines 4104 4112) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point L3318(line 3318) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point L3319(lines 3319 3323) no Hoare annotation was computed. [2018-11-18 17:15:22,481 INFO L428 ceAbstractionStarter]: At program point L3316(line 3316) the Hoare annotation is: true [2018-11-18 17:15:22,481 INFO L425 ceAbstractionStarter]: For program point L3317-1(lines 3317 3326) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3317(lines 3317 3326) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3318-1(line 3318) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3316-1(line 3316) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_is_int_inFINAL(lines 3309 3329) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_is_int_inEXIT(lines 3309 3329) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_is_int_inENTRY(lines 3309 3329) the Hoare annotation is: true [2018-11-18 17:15:22,482 INFO L428 ceAbstractionStarter]: At program point L3904(line 3904) the Hoare annotation is: true [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3906-2(lines 3906 3910) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point usb_acecad_initEXIT(lines 3898 3913) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3904-1(line 3904) no Hoare annotation was computed. [2018-11-18 17:15:22,482 INFO L428 ceAbstractionStarter]: At program point usb_acecad_initENTRY(lines 3898 3913) the Hoare annotation is: true [2018-11-18 17:15:22,482 INFO L425 ceAbstractionStarter]: For program point L3906(lines 3906 3910) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point usb_acecad_initFINAL(lines 3898 3913) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L428 ceAbstractionStarter]: At program point usb_acecad_probeENTRY(lines 3732 3869) the Hoare annotation is: true [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point usb_acecad_probeFINAL(lines 3732 3869) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L428 ceAbstractionStarter]: At program point L3818(line 3818) the Hoare annotation is: true [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3851(line 3851) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L428 ceAbstractionStarter]: At program point L3752(line 3752) the Hoare annotation is: true [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3818-1(line 3818) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3851-2(line 3851) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3752-1(line 3752) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3802(lines 3802 3811) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L425 ceAbstractionStarter]: For program point L3769-1(line 3769) no Hoare annotation was computed. [2018-11-18 17:15:22,483 INFO L428 ceAbstractionStarter]: At program point L3802-2(lines 3802 3811) the Hoare annotation is: true [2018-11-18 17:15:22,484 INFO L428 ceAbstractionStarter]: At program point L3769(line 3769) the Hoare annotation is: true [2018-11-18 17:15:22,484 INFO L428 ceAbstractionStarter]: At program point L3860(line 3860) the Hoare annotation is: true [2018-11-18 17:15:22,484 INFO L425 ceAbstractionStarter]: For program point L3860-1(line 3860) no Hoare annotation was computed. [2018-11-18 17:15:22,484 INFO L425 ceAbstractionStarter]: For program point L3761-1(line 3761) no Hoare annotation was computed. [2018-11-18 17:15:22,484 INFO L428 ceAbstractionStarter]: At program point L3761(line 3761) the Hoare annotation is: true [2018-11-18 17:15:22,486 INFO L425 ceAbstractionStarter]: For program point L3836(line 3836) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3803(lines 3803 3807) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3803-2(lines 3803 3807) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3762(lines 3762 3766) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3812(line 3812) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3771-1(line 3771) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L428 ceAbstractionStarter]: At program point L3771(line 3771) the Hoare annotation is: true [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point usb_acecad_probeEXIT(lines 3732 3869) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3829(lines 3829 3834) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L428 ceAbstractionStarter]: At program point L3788(line 3788) the Hoare annotation is: true [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3755(lines 3755 3759) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3788-1(line 3788) no Hoare annotation was computed. [2018-11-18 17:15:22,487 INFO L425 ceAbstractionStarter]: For program point L3797(lines 3797 3801) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3797-2(lines 3797 3801) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3855(lines 3855 3859) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3789(lines 3789 3794) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3773-1(line 3773) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L428 ceAbstractionStarter]: At program point L3773(line 3773) the Hoare annotation is: true [2018-11-18 17:15:22,488 INFO L428 ceAbstractionStarter]: At program point L3864(lines 3751 3868) the Hoare annotation is: true [2018-11-18 17:15:22,488 INFO L428 ceAbstractionStarter]: At program point L3856(lines 3751 3868) the Hoare annotation is: true [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3823(lines 3823 3848) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3782(lines 3782 3787) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3774(lines 3774 3779) no Hoare annotation was computed. [2018-11-18 17:15:22,488 INFO L425 ceAbstractionStarter]: For program point L3824(line 3824) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point L3816(line 3816) the Hoare annotation is: true [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point L3849(lines 3751 3868) the Hoare annotation is: true [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point L3816-1(line 3816) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point L3841(lines 3841 3846) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point L3767-1(line 3767) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point L3767(line 3767) the Hoare annotation is: true [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point L3850(lines 3850 3851) the Hoare annotation is: true [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point L3850-1(lines 3850 3851) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 3558 3565) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3558 3565) the Hoare annotation is: true [2018-11-18 17:15:22,489 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3558 3565) no Hoare annotation was computed. [2018-11-18 17:15:22,489 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_xfer_intENTRY(lines 3301 3308) the Hoare annotation is: true [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_xfer_intFINAL(lines 3301 3308) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_xfer_intEXIT(lines 3301 3308) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_11EXIT(lines 4132 4141) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L428 ceAbstractionStarter]: At program point ldv_usb_deregister_11ENTRY(lines 4132 4141) the Hoare annotation is: true [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_11FINAL(lines 4132 4141) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_fill_int_urb_6FINAL(lines 4092 4103) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L428 ceAbstractionStarter]: At program point ldv_usb_fill_int_urb_6ENTRY(lines 4092 4103) the Hoare annotation is: true [2018-11-18 17:15:22,490 INFO L428 ceAbstractionStarter]: At program point L4100(line 4100) the Hoare annotation is: true [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_fill_int_urb_6EXIT(lines 4092 4103) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L428 ceAbstractionStarter]: At program point ldv_usb_set_intfdataENTRY(lines 4168 4176) the Hoare annotation is: true [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdataFINAL(lines 4168 4176) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdataEXIT(lines 4168 4176) no Hoare annotation was computed. [2018-11-18 17:15:22,490 INFO L425 ceAbstractionStarter]: For program point usb_acecad_disconnectEXIT(lines 3870 3885) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L428 ceAbstractionStarter]: At program point usb_acecad_disconnectENTRY(lines 3870 3885) the Hoare annotation is: true [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point usb_acecad_disconnectFINAL(lines 3870 3885) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L428 ceAbstractionStarter]: At program point L3880(line 3880) the Hoare annotation is: true [2018-11-18 17:15:22,491 INFO L428 ceAbstractionStarter]: At program point L3878(line 3878) the Hoare annotation is: true [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L3880-1(line 3880) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L428 ceAbstractionStarter]: At program point L3876(line 3876) the Hoare annotation is: true [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L3878-1(line 3878) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L3876-1(line 3876) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point ldv_free_urbEXIT(lines 4199 4215) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L428 ceAbstractionStarter]: At program point ldv_free_urbENTRY(lines 4199 4215) the Hoare annotation is: true [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L4204-1(lines 4199 4215) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L4205(lines 4205 4209) no Hoare annotation was computed. [2018-11-18 17:15:22,491 INFO L425 ceAbstractionStarter]: For program point L4204(lines 4204 4212) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocFINAL(lines 3501 3512) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocEXIT(lines 3501 3512) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L428 ceAbstractionStarter]: At program point ldv_init_zallocENTRY(lines 3501 3512) the Hoare annotation is: true [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point L3507-1(line 3507) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L428 ceAbstractionStarter]: At program point L3507(line 3507) the Hoare annotation is: true [2018-11-18 17:15:22,492 INFO L428 ceAbstractionStarter]: At program point L4088(line 4088) the Hoare annotation is: true [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point L4088-1(line 4088) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point ldv_usb_alloc_urb_5EXIT(lines 4080 4091) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L428 ceAbstractionStarter]: At program point ldv_usb_alloc_urb_5ENTRY(lines 4080 4091) the Hoare annotation is: true [2018-11-18 17:15:22,492 INFO L425 ceAbstractionStarter]: For program point ldv_usb_alloc_urb_5FINAL(lines 4080 4091) no Hoare annotation was computed. [2018-11-18 17:15:22,492 INFO L428 ceAbstractionStarter]: At program point input_set_drvdataENTRY(lines 3587 3595) the Hoare annotation is: true [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point input_set_drvdataFINAL(lines 3587 3595) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point input_set_drvdataEXIT(lines 3587 3595) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point usb_make_pathEXIT(lines 3344 3352) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point L3350(line 3350) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L428 ceAbstractionStarter]: At program point usb_make_pathENTRY(lines 3344 3352) the Hoare annotation is: true [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point usb_make_pathFINAL(lines 3344 3352) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L428 ceAbstractionStarter]: At program point __create_pipeENTRY(lines 3380 3387) the Hoare annotation is: true [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point __create_pipeFINAL(lines 3380 3387) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L425 ceAbstractionStarter]: For program point __create_pipeEXIT(lines 3380 3387) no Hoare annotation was computed. [2018-11-18 17:15:22,493 INFO L428 ceAbstractionStarter]: At program point L4223(line 4223) the Hoare annotation is: true [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4223-1(line 4223) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4225(lines 4225 4229) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L428 ceAbstractionStarter]: At program point L4225-1(lines 4225 4229) the Hoare annotation is: true [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point ldv_fill_int_urbEXIT(lines 4216 4243) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4231(lines 4231 4240) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L428 ceAbstractionStarter]: At program point ldv_fill_int_urbENTRY(lines 4216 4243) the Hoare annotation is: true [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4230(line 4230) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4231-1(lines 4216 4243) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point L4232(lines 4232 4237) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L428 ceAbstractionStarter]: At program point L4226(line 4226) the Hoare annotation is: true [2018-11-18 17:15:22,494 INFO L425 ceAbstractionStarter]: For program point input_allocate_deviceFINAL(lines 3573 3575) no Hoare annotation was computed. [2018-11-18 17:15:22,494 INFO L428 ceAbstractionStarter]: At program point input_allocate_deviceENTRY(lines 3573 3575) the Hoare annotation is: true [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point input_allocate_deviceEXIT(lines 3573 3575) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point L3574(line 3574) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point L3473(lines 3473 3480) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L428 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3465 3482) the Hoare annotation is: true [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 3465 3482) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3465 3482) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point L3417(line 3417) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L425 ceAbstractionStarter]: For program point L3411-1(line 3411) no Hoare annotation was computed. [2018-11-18 17:15:22,495 INFO L428 ceAbstractionStarter]: At program point L3411(line 3411) the Hoare annotation is: true [2018-11-18 17:15:22,496 INFO L425 ceAbstractionStarter]: For program point usb_maxpacketEXIT(lines 3388 3427) no Hoare annotation was computed. [2018-11-18 17:15:22,496 INFO L425 ceAbstractionStarter]: For program point L3407(line 3407) no Hoare annotation was computed. [2018-11-18 17:15:22,496 INFO L425 ceAbstractionStarter]: For program point L3401-1(line 3401) no Hoare annotation was computed. [2018-11-18 17:15:22,496 INFO L428 ceAbstractionStarter]: At program point L3401(line 3401) the Hoare annotation is: true [2018-11-18 17:15:22,496 INFO L425 ceAbstractionStarter]: For program point L3399(lines 3399 3419) no Hoare annotation was computed. [2018-11-18 17:15:22,496 INFO L425 ceAbstractionStarter]: For program point L3399-2(lines 3397 3426) no Hoare annotation was computed. [2018-11-18 17:15:22,500 INFO L425 ceAbstractionStarter]: For program point L3412(lines 3412 3416) no Hoare annotation was computed. [2018-11-18 17:15:22,500 INFO L428 ceAbstractionStarter]: At program point usb_maxpacketENTRY(lines 3388 3427) the Hoare annotation is: true [2018-11-18 17:15:22,501 INFO L428 ceAbstractionStarter]: At program point L3412-2(lines 3412 3416) the Hoare annotation is: true [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point L3402(lines 3402 3406) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L428 ceAbstractionStarter]: At program point L3402-2(lines 3402 3406) the Hoare annotation is: true [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point usb_maxpacketFINAL(lines 3388 3427) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevFINAL(lines 4038 4046) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point L4043-1(line 4043) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L428 ceAbstractionStarter]: At program point L4043(line 4043) the Hoare annotation is: true [2018-11-18 17:15:22,501 INFO L428 ceAbstractionStarter]: At program point interface_to_usbdevENTRY(lines 4038 4046) the Hoare annotation is: true [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevEXIT(lines 4038 4046) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point ldv_alloc_urbEXIT(lines 4186 4198) no Hoare annotation was computed. [2018-11-18 17:15:22,501 INFO L425 ceAbstractionStarter]: For program point L4191(lines 4191 4195) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L4191-2(lines 4186 4198) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point ldv_alloc_urbENTRY(lines 4186 4198) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L4412(lines 4401 4423) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point L4408(line 4408) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L4402(lines 4401 4423) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4397 4424) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 4397 4424) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L4417(lines 4397 4424) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point L4413(line 4413) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L4407(lines 4401 4423) no Hoare annotation was computed. [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point L4403(line 4403) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L428 ceAbstractionStarter]: At program point L4418(line 4418) the Hoare annotation is: true [2018-11-18 17:15:22,502 INFO L425 ceAbstractionStarter]: For program point L3361-1(line 3361) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L428 ceAbstractionStarter]: At program point L3361(line 3361) the Hoare annotation is: true [2018-11-18 17:15:22,503 INFO L428 ceAbstractionStarter]: At program point usb_registerENTRY(lines 3356 3364) the Hoare annotation is: true [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point usb_registerEXIT(lines 3356 3364) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point usb_registerFINAL(lines 3356 3364) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L428 ceAbstractionStarter]: At program point L3932(line 3932) the Hoare annotation is: true [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point L3932-1(line 3932) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1EXIT(lines 3927 3936) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L428 ceAbstractionStarter]: At program point ldv_usb_driver_1ENTRY(lines 3927 3936) the Hoare annotation is: true [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1FINAL(lines 3927 3936) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,503 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 17:15:22,503 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 17:15:22,504 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 17:15:22,504 INFO L425 ceAbstractionStarter]: For program point ldv_interface_to_usbdevFINAL(lines 4302 4319) no Hoare annotation was computed. [2018-11-18 17:15:22,504 INFO L425 ceAbstractionStarter]: For program point L4311(lines 4311 4315) no Hoare annotation was computed. [2018-11-18 17:15:22,504 INFO L425 ceAbstractionStarter]: For program point L4310(line 4310) no Hoare annotation was computed. [2018-11-18 17:15:22,504 INFO L428 ceAbstractionStarter]: At program point ldv_interface_to_usbdevENTRY(lines 4302 4319) the Hoare annotation is: true [2018-11-18 17:15:22,504 INFO L428 ceAbstractionStarter]: At program point L4312(lines 4306 4318) the Hoare annotation is: true [2018-11-18 17:15:22,506 INFO L425 ceAbstractionStarter]: For program point ldv_interface_to_usbdevEXIT(lines 4302 4319) no Hoare annotation was computed. [2018-11-18 17:15:22,506 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdata_8EXIT(lines 4113 4121) no Hoare annotation was computed. [2018-11-18 17:15:22,506 INFO L428 ceAbstractionStarter]: At program point L4118(line 4118) the Hoare annotation is: true [2018-11-18 17:15:22,507 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdata_8FINAL(lines 4113 4121) no Hoare annotation was computed. [2018-11-18 17:15:22,507 INFO L428 ceAbstractionStarter]: At program point ldv_usb_get_intfdata_8ENTRY(lines 4113 4121) the Hoare annotation is: true [2018-11-18 17:15:22,507 INFO L425 ceAbstractionStarter]: For program point L4118-1(line 4118) no Hoare annotation was computed. [2018-11-18 17:15:22,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 05:15:22 BoogieIcfgContainer [2018-11-18 17:15:22,514 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 17:15:22,515 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 17:15:22,515 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 17:15:22,515 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 17:15:22,515 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 05:15:22" (3/4) ... [2018-11-18 17:15:22,519 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_get_intfdata [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_ptr [2018-11-18 17:15:22,525 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_free_urb_10 [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_exit [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_to_input_id [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_2 [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_dir_in [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_is_int_in [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_set_intfdata_7 [2018-11-18 17:15:22,526 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_init [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_probe [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_xfer_int [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_11 [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_fill_int_urb_6 [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_set_intfdata [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_disconnect [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free_urb [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_alloc_urb_5 [2018-11-18 17:15:22,527 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure input_set_drvdata [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_make_path [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_fill_int_urb [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure input_allocate_device [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_maxpacket [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure interface_to_usbdev [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_alloc_urb [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_register [2018-11-18 17:15:22,528 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_driver_1 [2018-11-18 17:15:22,529 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_interface_to_usbdev [2018-11-18 17:15:22,529 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_get_intfdata_8 [2018-11-18 17:15:22,540 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 135 nodes and edges [2018-11-18 17:15:22,541 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 50 nodes and edges [2018-11-18 17:15:22,542 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 17:15:22,542 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 17:15:22,543 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 17:15:22,544 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 17:15:22,545 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 17:15:22,636 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_c11325c2-4de8-4805-a248-cd5541c63723/bin-2019/utaipan/witness.graphml [2018-11-18 17:15:22,637 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 17:15:22,637 INFO L168 Benchmark]: Toolchain (without parser) took 3202.22 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 229.1 MB). Free memory was 937.1 MB in the beginning and 1.0 GB in the end (delta: -93.0 MB). Peak memory consumption was 136.1 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,638 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:22,639 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1327.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 937.1 MB in the beginning and 914.9 MB in the end (delta: 22.2 MB). Peak memory consumption was 226.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,639 INFO L168 Benchmark]: Boogie Procedure Inliner took 38.76 ms. Allocated memory is still 1.2 GB. Free memory is still 914.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 17:15:22,639 INFO L168 Benchmark]: Boogie Preprocessor took 69.58 ms. Allocated memory is still 1.2 GB. Free memory was 914.9 MB in the beginning and 903.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,639 INFO L168 Benchmark]: RCFGBuilder took 1159.87 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.9 MB). Free memory was 903.2 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,640 INFO L168 Benchmark]: TraceAbstraction took 480.53 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: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,640 INFO L168 Benchmark]: Witness Printer took 122.07 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. [2018-11-18 17:15:22,643 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 973.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1327.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 155.2 MB). Free memory was 937.1 MB in the beginning and 914.9 MB in the end (delta: 22.2 MB). Peak memory consumption was 226.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 38.76 ms. Allocated memory is still 1.2 GB. Free memory is still 914.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 69.58 ms. Allocated memory is still 1.2 GB. Free memory was 914.9 MB in the beginning and 903.2 MB in the end (delta: 11.7 MB). Peak memory consumption was 11.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1159.87 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 73.9 MB). Free memory was 903.2 MB in the beginning and 1.1 GB in the end (delta: -222.8 MB). Peak memory consumption was 89.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 480.53 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: 80.9 MB). Peak memory consumption was 80.9 MB. Max. memory is 11.5 GB. * Witness Printer took 122.07 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 15.0 MB). Peak memory consumption was 15.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4148]: 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: 3751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4306]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3751]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3945]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3751]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 294 locations, 1 error locations. SAFE Result, 0.4s OverallTime, 1 OverallIterations, 1 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, 33 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=292occurred 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, 101 LocationsWithAnnotation, 117 PreInvPairs, 117 NumberOfFragments, 101 HoareAnnotationTreeSize, 117 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 101 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 34 NumberOfCodeBlocks, 34 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 33 ConstructedInterpolants, 0 QuantifiedInterpolants, 1089 SizeOfPredicates, 0 NumberOfNonLiveVariables, 258 ConjunctsInSsa, 1 ConjunctsInUnsatCore, 1 InterpolantComputations, 1 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...