./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/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 23fb6cb27db863fba8c66db6bea6f54d08565d93 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/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 23fb6cb27db863fba8c66db6bea6f54d08565d93 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:45:39,587 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:45:39,589 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:45:39,595 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:45:39,595 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:45:39,595 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:45:39,596 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:45:39,597 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:45:39,598 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:45:39,598 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:45:39,599 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:45:39,599 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:45:39,599 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:45:39,600 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:45:39,600 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:45:39,600 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:45:39,601 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:45:39,602 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:45:39,603 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:45:39,604 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:45:39,604 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:45:39,605 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:45:39,607 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:45:39,607 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:45:39,607 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:45:39,608 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:45:39,608 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:45:39,609 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:45:39,609 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:45:39,610 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:45:39,610 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:45:39,610 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:45:39,610 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:45:39,610 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:45:39,611 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:45:39,611 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:45:39,611 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 16:45:39,619 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:45:39,619 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:45:39,620 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:45:39,620 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:45:39,620 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:45:39,620 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:45:39,620 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:45:39,620 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:45:39,621 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:45:39,622 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:45:39,622 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:45:39,623 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:45:39,623 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:45:39,624 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:45:39,624 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 16:45:39,625 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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/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 -> 23fb6cb27db863fba8c66db6bea6f54d08565d93 [2018-11-18 16:45:39,648 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:45:39,657 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:45:39,660 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:45:39,661 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:45:39,661 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:45:39,662 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:39,702 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/d1dda87af/660e8807d7b241859535580e75571e28/FLAGb8d57f15a [2018-11-18 16:45:40,233 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:45:40,234 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:40,251 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/d1dda87af/660e8807d7b241859535580e75571e28/FLAGb8d57f15a [2018-11-18 16:45:40,679 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/d1dda87af/660e8807d7b241859535580e75571e28 [2018-11-18 16:45:40,681 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:45:40,682 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:45:40,682 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:45:40,683 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:45:40,686 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:45:40,686 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:40" (1/1) ... [2018-11-18 16:45:40,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@59ade987 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:40, skipping insertion in model container [2018-11-18 16:45:40,688 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:40" (1/1) ... [2018-11-18 16:45:40,696 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:45:40,759 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:45:41,525 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:45:41,549 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:45:41,846 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:45:41,881 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:45:41,881 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41 WrapperNode [2018-11-18 16:45:41,881 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:45:41,882 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:45:41,882 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:45:41,882 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:45:41,887 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,906 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,914 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:45:41,915 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:45:41,915 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:45:41,915 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:45:41,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,931 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,931 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,959 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,962 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,967 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... [2018-11-18 16:45:41,973 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:45:41,974 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:45:41,974 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:45:41,974 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:45:41,974 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:45:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2018-11-18 16:45:42,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2018-11-18 16:45:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:45:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 16:45:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:45:42,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 16:45:42,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 16:45:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2018-11-18 16:45:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-11-18 16:45:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-11-18 16:45:42,024 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2018-11-18 16:45:42,024 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2018-11-18 16:45:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2018-11-18 16:45:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 16:45:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2018-11-18 16:45:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 16:45:42,025 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 16:45:42,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2018-11-18 16:45:42,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 16:45:42,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:45:42,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:45:42,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2018-11-18 16:45:42,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2018-11-18 16:45:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-18 16:45:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2018-11-18 16:45:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2018-11-18 16:45:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 16:45:42,027 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 16:45:42,027 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2018-11-18 16:45:42,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 16:45:42,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 16:45:42,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:45:42,028 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 16:45:42,028 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 16:45:42,028 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2018-11-18 16:45:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2018-11-18 16:45:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 16:45:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 16:45:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 16:45:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 16:45:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:45:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:45:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 16:45:42,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 16:45:42,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2018-11-18 16:45:42,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2018-11-18 16:45:42,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 16:45:42,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:45:42,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2018-11-18 16:45:42,031 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-18 16:45:42,031 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 16:45:42,031 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 16:45:42,031 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:45:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:45:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2018-11-18 16:45:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2018-11-18 16:45:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2018-11-18 16:45:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2018-11-18 16:45:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2018-11-18 16:45:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2018-11-18 16:45:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-18 16:45:42,032 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-18 16:45:42,032 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:45:42,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:45:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:45:42,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:45:42,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2018-11-18 16:45:42,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2018-11-18 16:45:43,508 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:45:43,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:43 BoogieIcfgContainer [2018-11-18 16:45:43,509 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:45:43,509 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:45:43,510 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:45:43,512 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:45:43,512 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:45:40" (1/3) ... [2018-11-18 16:45:43,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7f99bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:43, skipping insertion in model container [2018-11-18 16:45:43,513 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:41" (2/3) ... [2018-11-18 16:45:43,513 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c7f99bb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:43, skipping insertion in model container [2018-11-18 16:45:43,514 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:43" (3/3) ... [2018-11-18 16:45:43,515 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:43,522 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:45:43,528 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:45:43,540 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:45:43,568 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:45:43,568 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:45:43,568 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:45:43,568 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:45:43,568 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:45:43,569 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:45:43,569 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:45:43,569 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:45:43,588 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-18 16:45:43,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 16:45:43,611 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:43,611 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 16:45:43,613 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:43,618 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:43,618 INFO L82 PathProgramCache]: Analyzing trace with hash 1916934104, now seen corresponding path program 1 times [2018-11-18 16:45:43,620 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:43,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:43,660 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:43,660 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:43,661 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:43,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:43,850 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 16:45:43,852 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:43,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:43,852 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:43,855 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:43,867 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:43,867 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:43,869 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 3 states. [2018-11-18 16:45:44,309 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:44,309 INFO L93 Difference]: Finished difference Result 806 states and 975 transitions. [2018-11-18 16:45:44,309 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:44,310 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-18 16:45:44,311 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:44,321 INFO L225 Difference]: With dead ends: 806 [2018-11-18 16:45:44,321 INFO L226 Difference]: Without dead ends: 504 [2018-11-18 16:45:44,325 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:44,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 504 states. [2018-11-18 16:45:44,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 504 to 504. [2018-11-18 16:45:44,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 504 states. [2018-11-18 16:45:44,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 504 states to 504 states and 598 transitions. [2018-11-18 16:45:44,389 INFO L78 Accepts]: Start accepts. Automaton has 504 states and 598 transitions. Word has length 34 [2018-11-18 16:45:44,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:44,390 INFO L480 AbstractCegarLoop]: Abstraction has 504 states and 598 transitions. [2018-11-18 16:45:44,390 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:44,390 INFO L276 IsEmpty]: Start isEmpty. Operand 504 states and 598 transitions. [2018-11-18 16:45:44,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:45:44,392 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:44,393 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 16:45:44,393 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:44,393 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:44,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1578286638, now seen corresponding path program 1 times [2018-11-18 16:45:44,393 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:44,397 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,397 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:44,398 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,398 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:44,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:44,542 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:44,542 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:44,542 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:45:44,542 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:44,543 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:45:44,544 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:45:44,544 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:45:44,544 INFO L87 Difference]: Start difference. First operand 504 states and 598 transitions. Second operand 6 states. [2018-11-18 16:45:44,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:44,640 INFO L93 Difference]: Finished difference Result 1010 states and 1202 transitions. [2018-11-18 16:45:44,640 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:45:44,641 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2018-11-18 16:45:44,641 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:44,644 INFO L225 Difference]: With dead ends: 1010 [2018-11-18 16:45:44,644 INFO L226 Difference]: Without dead ends: 522 [2018-11-18 16:45:44,647 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 16:45:44,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 522 states. [2018-11-18 16:45:44,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 522 to 509. [2018-11-18 16:45:44,671 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 509 states. [2018-11-18 16:45:44,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 509 states and 602 transitions. [2018-11-18 16:45:44,674 INFO L78 Accepts]: Start accepts. Automaton has 509 states and 602 transitions. Word has length 61 [2018-11-18 16:45:44,674 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:44,674 INFO L480 AbstractCegarLoop]: Abstraction has 509 states and 602 transitions. [2018-11-18 16:45:44,674 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:45:44,674 INFO L276 IsEmpty]: Start isEmpty. Operand 509 states and 602 transitions. [2018-11-18 16:45:44,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-11-18 16:45:44,676 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:44,676 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 16:45:44,676 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:44,676 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:44,676 INFO L82 PathProgramCache]: Analyzing trace with hash -1958357778, now seen corresponding path program 1 times [2018-11-18 16:45:44,676 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:44,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,679 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:44,679 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,679 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:44,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:44,764 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:44,764 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:44,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:44,764 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:44,765 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:44,765 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:44,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:44,765 INFO L87 Difference]: Start difference. First operand 509 states and 602 transitions. Second operand 3 states. [2018-11-18 16:45:44,842 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:44,843 INFO L93 Difference]: Finished difference Result 1494 states and 1791 transitions. [2018-11-18 16:45:44,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:44,845 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-11-18 16:45:44,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:44,851 INFO L225 Difference]: With dead ends: 1494 [2018-11-18 16:45:44,851 INFO L226 Difference]: Without dead ends: 1001 [2018-11-18 16:45:44,853 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 16:45:44,854 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1001 states. [2018-11-18 16:45:44,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1001 to 991. [2018-11-18 16:45:44,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2018-11-18 16:45:44,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1184 transitions. [2018-11-18 16:45:44,900 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1184 transitions. Word has length 61 [2018-11-18 16:45:44,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:44,900 INFO L480 AbstractCegarLoop]: Abstraction has 991 states and 1184 transitions. [2018-11-18 16:45:44,900 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:44,900 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1184 transitions. [2018-11-18 16:45:44,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-18 16:45:44,902 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:44,902 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 16:45:44,902 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:44,902 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:44,903 INFO L82 PathProgramCache]: Analyzing trace with hash -579585573, now seen corresponding path program 1 times [2018-11-18 16:45:44,903 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:44,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:44,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:44,905 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:44,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:44,995 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:44,995 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:44,995 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:44,995 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:44,995 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:44,996 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:44,996 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:44,996 INFO L87 Difference]: Start difference. First operand 991 states and 1184 transitions. Second operand 3 states. [2018-11-18 16:45:45,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,018 INFO L93 Difference]: Finished difference Result 993 states and 1185 transitions. [2018-11-18 16:45:45,018 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:45,019 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 62 [2018-11-18 16:45:45,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,021 INFO L225 Difference]: With dead ends: 993 [2018-11-18 16:45:45,021 INFO L226 Difference]: Without dead ends: 990 [2018-11-18 16:45:45,022 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 990 states. [2018-11-18 16:45:45,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 990 to 990. [2018-11-18 16:45:45,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 990 states. [2018-11-18 16:45:45,051 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 990 states to 990 states and 1182 transitions. [2018-11-18 16:45:45,051 INFO L78 Accepts]: Start accepts. Automaton has 990 states and 1182 transitions. Word has length 62 [2018-11-18 16:45:45,052 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,052 INFO L480 AbstractCegarLoop]: Abstraction has 990 states and 1182 transitions. [2018-11-18 16:45:45,052 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:45,052 INFO L276 IsEmpty]: Start isEmpty. Operand 990 states and 1182 transitions. [2018-11-18 16:45:45,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2018-11-18 16:45:45,053 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,054 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 16:45:45,054 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,054 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,054 INFO L82 PathProgramCache]: Analyzing trace with hash -787315311, now seen corresponding path program 1 times [2018-11-18 16:45:45,054 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,056 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,056 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,056 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:45,115 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:45,116 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:45,116 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:45,116 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:45,116 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:45,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:45,116 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,116 INFO L87 Difference]: Start difference. First operand 990 states and 1182 transitions. Second operand 3 states. [2018-11-18 16:45:45,144 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,145 INFO L93 Difference]: Finished difference Result 992 states and 1183 transitions. [2018-11-18 16:45:45,145 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:45,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 63 [2018-11-18 16:45:45,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,149 INFO L225 Difference]: With dead ends: 992 [2018-11-18 16:45:45,149 INFO L226 Difference]: Without dead ends: 989 [2018-11-18 16:45:45,150 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 989 states. [2018-11-18 16:45:45,185 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 989 to 989. [2018-11-18 16:45:45,185 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 989 states. [2018-11-18 16:45:45,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 989 states to 989 states and 1180 transitions. [2018-11-18 16:45:45,189 INFO L78 Accepts]: Start accepts. Automaton has 989 states and 1180 transitions. Word has length 63 [2018-11-18 16:45:45,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,189 INFO L480 AbstractCegarLoop]: Abstraction has 989 states and 1180 transitions. [2018-11-18 16:45:45,190 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:45,190 INFO L276 IsEmpty]: Start isEmpty. Operand 989 states and 1180 transitions. [2018-11-18 16:45:45,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-18 16:45:45,191 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,191 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 16:45:45,191 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,191 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1363002270, now seen corresponding path program 1 times [2018-11-18 16:45:45,191 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,193 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,193 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,193 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:45,254 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:45,254 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:45,254 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:45,254 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:45,254 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:45,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:45,255 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,255 INFO L87 Difference]: Start difference. First operand 989 states and 1180 transitions. Second operand 3 states. [2018-11-18 16:45:45,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,287 INFO L93 Difference]: Finished difference Result 991 states and 1181 transitions. [2018-11-18 16:45:45,287 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:45,287 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 64 [2018-11-18 16:45:45,288 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,291 INFO L225 Difference]: With dead ends: 991 [2018-11-18 16:45:45,291 INFO L226 Difference]: Without dead ends: 988 [2018-11-18 16:45:45,292 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 988 states. [2018-11-18 16:45:45,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 988 to 988. [2018-11-18 16:45:45,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 988 states. [2018-11-18 16:45:45,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 988 states to 988 states and 1178 transitions. [2018-11-18 16:45:45,339 INFO L78 Accepts]: Start accepts. Automaton has 988 states and 1178 transitions. Word has length 64 [2018-11-18 16:45:45,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,339 INFO L480 AbstractCegarLoop]: Abstraction has 988 states and 1178 transitions. [2018-11-18 16:45:45,339 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:45,339 INFO L276 IsEmpty]: Start isEmpty. Operand 988 states and 1178 transitions. [2018-11-18 16:45:45,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-18 16:45:45,340 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,340 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, 1] [2018-11-18 16:45:45,340 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,341 INFO L82 PathProgramCache]: Analyzing trace with hash -696624588, now seen corresponding path program 1 times [2018-11-18 16:45:45,341 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,343 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,343 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,343 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:45,406 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-11-18 16:45:45,407 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:45,407 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:45,407 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:45,407 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:45,407 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:45,407 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,408 INFO L87 Difference]: Start difference. First operand 988 states and 1178 transitions. Second operand 3 states. [2018-11-18 16:45:45,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,463 INFO L93 Difference]: Finished difference Result 990 states and 1179 transitions. [2018-11-18 16:45:45,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:45,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 65 [2018-11-18 16:45:45,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,467 INFO L225 Difference]: With dead ends: 990 [2018-11-18 16:45:45,467 INFO L226 Difference]: Without dead ends: 973 [2018-11-18 16:45:45,467 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,468 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 973 states. [2018-11-18 16:45:45,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 973 to 973. [2018-11-18 16:45:45,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 973 states. [2018-11-18 16:45:45,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 973 states to 973 states and 1160 transitions. [2018-11-18 16:45:45,506 INFO L78 Accepts]: Start accepts. Automaton has 973 states and 1160 transitions. Word has length 65 [2018-11-18 16:45:45,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,506 INFO L480 AbstractCegarLoop]: Abstraction has 973 states and 1160 transitions. [2018-11-18 16:45:45,506 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:45,506 INFO L276 IsEmpty]: Start isEmpty. Operand 973 states and 1160 transitions. [2018-11-18 16:45:45,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2018-11-18 16:45:45,509 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,510 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, 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] [2018-11-18 16:45:45,510 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,510 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1676673898, now seen corresponding path program 1 times [2018-11-18 16:45:45,510 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,512 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,512 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,512 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:45,594 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2018-11-18 16:45:45,594 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:45,594 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:45:45,594 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:45,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:45:45,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:45:45,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,595 INFO L87 Difference]: Start difference. First operand 973 states and 1160 transitions. Second operand 3 states. [2018-11-18 16:45:45,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,670 INFO L93 Difference]: Finished difference Result 2002 states and 2410 transitions. [2018-11-18 16:45:45,671 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:45:45,671 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 200 [2018-11-18 16:45:45,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,675 INFO L225 Difference]: With dead ends: 2002 [2018-11-18 16:45:45,675 INFO L226 Difference]: Without dead ends: 1045 [2018-11-18 16:45:45,677 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:45:45,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1045 states. [2018-11-18 16:45:45,715 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1045 to 1023. [2018-11-18 16:45:45,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1023 states. [2018-11-18 16:45:45,719 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1023 states to 1023 states and 1231 transitions. [2018-11-18 16:45:45,719 INFO L78 Accepts]: Start accepts. Automaton has 1023 states and 1231 transitions. Word has length 200 [2018-11-18 16:45:45,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,720 INFO L480 AbstractCegarLoop]: Abstraction has 1023 states and 1231 transitions. [2018-11-18 16:45:45,720 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:45:45,720 INFO L276 IsEmpty]: Start isEmpty. Operand 1023 states and 1231 transitions. [2018-11-18 16:45:45,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 215 [2018-11-18 16:45:45,724 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,724 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:45:45,724 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,724 INFO L82 PathProgramCache]: Analyzing trace with hash 2055312823, now seen corresponding path program 1 times [2018-11-18 16:45:45,724 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,728 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,728 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,728 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:45,835 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 16:45:45,835 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:45,836 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-18 16:45:45,836 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:45,836 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-18 16:45:45,836 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-18 16:45:45,836 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-18 16:45:45,836 INFO L87 Difference]: Start difference. First operand 1023 states and 1231 transitions. Second operand 6 states. [2018-11-18 16:45:45,898 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:45,898 INFO L93 Difference]: Finished difference Result 2058 states and 2484 transitions. [2018-11-18 16:45:45,899 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-18 16:45:45,899 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 214 [2018-11-18 16:45:45,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:45,902 INFO L225 Difference]: With dead ends: 2058 [2018-11-18 16:45:45,902 INFO L226 Difference]: Without dead ends: 1051 [2018-11-18 16:45:45,904 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 16:45:45,905 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1051 states. [2018-11-18 16:45:45,941 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1051 to 1047. [2018-11-18 16:45:45,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1047 states. [2018-11-18 16:45:45,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1047 states to 1047 states and 1255 transitions. [2018-11-18 16:45:45,945 INFO L78 Accepts]: Start accepts. Automaton has 1047 states and 1255 transitions. Word has length 214 [2018-11-18 16:45:45,945 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:45,945 INFO L480 AbstractCegarLoop]: Abstraction has 1047 states and 1255 transitions. [2018-11-18 16:45:45,945 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-18 16:45:45,945 INFO L276 IsEmpty]: Start isEmpty. Operand 1047 states and 1255 transitions. [2018-11-18 16:45:45,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 16:45:45,948 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:45,948 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, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:45:45,949 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:45,949 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:45,949 INFO L82 PathProgramCache]: Analyzing trace with hash 326664112, now seen corresponding path program 1 times [2018-11-18 16:45:45,949 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:45,950 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,951 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:45,951 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:45,951 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:45,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:46,207 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:45:46,207 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:46,207 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-11-18 16:45:46,207 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:45:46,208 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-18 16:45:46,208 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-18 16:45:46,208 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=133, Unknown=0, NotChecked=0, Total=156 [2018-11-18 16:45:46,208 INFO L87 Difference]: Start difference. First operand 1047 states and 1255 transitions. Second operand 13 states. [2018-11-18 16:45:46,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:46,318 INFO L93 Difference]: Finished difference Result 2154 states and 2584 transitions. [2018-11-18 16:45:46,318 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2018-11-18 16:45:46,319 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 220 [2018-11-18 16:45:46,319 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:46,322 INFO L225 Difference]: With dead ends: 2154 [2018-11-18 16:45:46,323 INFO L226 Difference]: Without dead ends: 1123 [2018-11-18 16:45:46,325 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 16:45:46,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1123 states. [2018-11-18 16:45:46,365 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1123 to 1113. [2018-11-18 16:45:46,365 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1113 states. [2018-11-18 16:45:46,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1113 states to 1113 states and 1325 transitions. [2018-11-18 16:45:46,370 INFO L78 Accepts]: Start accepts. Automaton has 1113 states and 1325 transitions. Word has length 220 [2018-11-18 16:45:46,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:46,370 INFO L480 AbstractCegarLoop]: Abstraction has 1113 states and 1325 transitions. [2018-11-18 16:45:46,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-18 16:45:46,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1113 states and 1325 transitions. [2018-11-18 16:45:46,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 221 [2018-11-18 16:45:46,373 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:46,374 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, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:45:46,374 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:46,374 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:46,374 INFO L82 PathProgramCache]: Analyzing trace with hash 2108164047, now seen corresponding path program 1 times [2018-11-18 16:45:46,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:45:46,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:46,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:46,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:45:46,376 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:45:46,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 7 proven. 11 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-18 16:45:46,576 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 16:45:46,576 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 16:45:46,578 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 221 with the following transitions: [2018-11-18 16:45:46,579 INFO L202 CegarAbsIntRunner]: [2], [3], [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], [139], [141], [142], [145], [146], [150], [152], [156], [158], [162], [164], [166], [168], [170], [175], [180], [182], [185], [256], [258], [259], [260], [261], [276], [277], [287], [288], [289], [292], [293], [294], [295], [297], [299], [302], [305], [312], [313], [314], [316], [317], [318], [320], [321], [322], [326], [329], [331], [332], [333], [335], [336], [337], [338], [339], [341], [344], [346], [349], [356], [357], [358], [360], [363], [367], [368], [369], [370], [371], [372], [389], [391], [392], [393], [395], [396], [399], [400], [401], [416], [418], [421], [426], [430], [432], [433], [435], [436], [439], [476], [478], [484], [486], [487], [492], [493], [494], [495], [496], [497], [502], [503], [504], [505], [510], [514], [515], [518], [519], [520], [521], [522], [523], [524], [525], [526], [527], [528], [529], [530], [531], [544], [545], [546], [547], [548], [549], [550], [551], [552], [553], [554], [555], [556], [557], [558], [559], [560], [561], [562], [563], [564], [565], [572], [573], [574], [575], [580], [581], [582], [583], [584], [585], [586], [596], [597], [598], [600], [601] [2018-11-18 16:45:46,613 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 16:45:46,614 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 16:45:46,736 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:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computeFixpoint(TermConjunctEvaluator.java:198) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$1(TermConjunctEvaluator.java:150) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-18 16:45:46,740 INFO L168 Benchmark]: Toolchain (without parser) took 6058.51 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 291.5 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -94.1 MB). Peak memory consumption was 197.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:46,741 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:45:46,741 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1198.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -60.0 MB). Peak memory consumption was 242.4 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:46,742 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:45:46,742 INFO L168 Benchmark]: Boogie Preprocessor took 58.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:46,743 INFO L168 Benchmark]: RCFGBuilder took 1535.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 864.1 MB in the end (delta: 147.1 MB). Peak memory consumption was 147.1 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:46,743 INFO L168 Benchmark]: TraceAbstraction took 3230.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 156.2 MB). Free memory was 864.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:45:46,746 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1198.94 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 135.3 MB). Free memory was 956.6 MB in the beginning and 1.0 GB in the end (delta: -60.0 MB). Peak memory consumption was 242.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.86 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 58.52 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 5.3 MB). Peak memory consumption was 5.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1535.17 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 864.1 MB in the end (delta: 147.1 MB). Peak memory consumption was 147.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3230.04 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 156.2 MB). Free memory was 864.1 MB in the beginning and 1.1 GB in the end (delta: -186.5 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 16:45:48,154 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:45:48,155 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:45:48,164 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:45:48,164 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:45:48,165 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:45:48,166 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:45:48,167 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:45:48,168 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:45:48,168 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:45:48,169 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:45:48,169 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:45:48,170 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:45:48,170 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:45:48,171 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:45:48,172 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:45:48,172 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:45:48,173 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:45:48,174 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:45:48,175 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:45:48,176 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:45:48,177 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:45:48,179 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:45:48,179 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:45:48,179 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:45:48,180 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:45:48,180 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:45:48,181 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:45:48,181 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:45:48,182 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:45:48,182 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:45:48,183 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:45:48,183 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:45:48,183 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:45:48,184 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:45:48,185 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:45:48,185 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 16:45:48,196 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:45:48,196 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:45:48,197 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:45:48,197 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:45:48,197 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:45:48,197 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:45:48,197 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:45:48,197 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:45:48,198 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:45:48,198 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:45:48,198 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:45:48,198 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:45:48,199 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:45:48,200 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:45:48,200 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:45:48,200 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:45:48,200 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:45:48,200 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:45:48,200 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:45:48,201 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:45:48,201 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:45:48,203 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 16:45:48,203 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:45:48,203 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 16:45:48,203 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 16:45:48,203 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_dd06b7f4-8453-432a-8a57-dd29f8d337b0/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 -> 23fb6cb27db863fba8c66db6bea6f54d08565d93 [2018-11-18 16:45:48,234 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:45:48,243 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:45:48,246 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:45:48,247 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:45:48,247 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:45:48,248 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/../../sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:48,291 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/57623080a/28444053aea1445a8d4b2f283f0aa865/FLAGdb97a028d [2018-11-18 16:45:48,747 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:45:48,747 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/sv-benchmarks/c/ldv-validator-v0.8/linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:48,766 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/57623080a/28444053aea1445a8d4b2f283f0aa865/FLAGdb97a028d [2018-11-18 16:45:49,055 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/data/57623080a/28444053aea1445a8d4b2f283f0aa865 [2018-11-18 16:45:49,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:45:49,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:45:49,059 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:45:49,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:45:49,061 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:45:49,061 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:49" (1/1) ... [2018-11-18 16:45:49,063 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ae40522 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:49, skipping insertion in model container [2018-11-18 16:45:49,063 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:45:49" (1/1) ... [2018-11-18 16:45:49,068 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:45:49,116 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:45:49,861 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:45:49,979 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:45:50,192 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:45:50,238 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:45:50,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50 WrapperNode [2018-11-18 16:45:50,239 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:45:50,240 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:45:50,240 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:45:50,240 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:45:50,245 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,278 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:45:50,279 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:45:50,279 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:45:50,279 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:45:50,286 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,286 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,295 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,295 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,340 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,347 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... [2018-11-18 16:45:50,356 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:45:50,356 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:45:50,356 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:45:50,356 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:45:50,358 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:45:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata [2018-11-18 16:45:50,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata [2018-11-18 16:45:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 16:45:50,404 INFO L130 BoogieDeclarations]: Found specification of procedure input_free_device [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 16:45:50,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 16:45:50,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:45:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 16:45:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 16:45:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 16:45:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_probe [2018-11-18 16:45:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_probe [2018-11-18 16:45:50,406 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2018-11-18 16:45:50,406 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2018-11-18 16:45:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_fill_int_urb_6 [2018-11-18 16:45:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_fill_int_urb_6 [2018-11-18 16:45:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata [2018-11-18 16:45:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata [2018-11-18 16:45:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure usb_make_path [2018-11-18 16:45:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_make_path [2018-11-18 16:45:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 16:45:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 16:45:50,407 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_fill_int_urb [2018-11-18 16:45:50,407 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_fill_int_urb [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-18 16:45:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_alloc_urb [2018-11-18 16:45:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_alloc_urb [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-11-18 16:45:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure strlcat [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:45:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:45:50,408 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_exit [2018-11-18 16:45:50,408 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_exit [2018-11-18 16:45:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_to_input_id [2018-11-18 16:45:50,409 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_to_input_id [2018-11-18 16:45:50,409 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_dir_in [2018-11-18 16:45:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_dir_in [2018-11-18 16:45:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 16:45:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2018-11-18 16:45:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_is_int_in [2018-11-18 16:45:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_is_int_in [2018-11-18 16:45:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 16:45:50,412 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_init [2018-11-18 16:45:50,412 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_init [2018-11-18 16:45:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 16:45:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 16:45:50,413 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 16:45:50,413 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_11 [2018-11-18 16:45:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_11 [2018-11-18 16:45:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_acecad_disconnect [2018-11-18 16:45:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_acecad_disconnect [2018-11-18 16:45:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 16:45:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 16:45:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:45:50,414 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:45:50,414 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 16:45:50,415 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 16:45:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure input_register_device [2018-11-18 16:45:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_get_intfdata_8 [2018-11-18 16:45:50,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_get_intfdata_8 [2018-11-18 16:45:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2018-11-18 16:45:50,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2018-11-18 16:45:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-18 16:45:50,415 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-18 16:45:50,415 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:45:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:45:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 16:45:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 16:45:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:45:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_free_urb_10 [2018-11-18 16:45:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_free_urb_10 [2018-11-18 16:45:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_abs_params [2018-11-18 16:45:50,416 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_2 [2018-11-18 16:45:50,416 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_2 [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_coherent [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_set_intfdata_7 [2018-11-18 16:45:50,417 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_set_intfdata_7 [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_coherent [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure strlcpy [2018-11-18 16:45:50,417 INFO L130 BoogieDeclarations]: Found specification of procedure input_allocate_device [2018-11-18 16:45:50,417 INFO L138 BoogieDeclarations]: Found implementation of procedure input_allocate_device [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register [2018-11-18 16:45:50,418 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure input_unregister_device [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 16:45:50,418 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2018-11-18 16:45:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2018-11-18 16:45:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 16:45:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 16:45:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_urb [2018-11-18 16:45:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_urb [2018-11-18 16:45:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_alloc_urb_5 [2018-11-18 16:45:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_alloc_urb_5 [2018-11-18 16:45:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure input_set_drvdata [2018-11-18 16:45:50,419 INFO L138 BoogieDeclarations]: Found implementation of procedure input_set_drvdata [2018-11-18 16:45:50,419 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-18 16:45:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-18 16:45:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:45:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:45:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:45:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:45:50,420 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_interface_to_usbdev [2018-11-18 16:45:50,420 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_interface_to_usbdev [2018-11-18 16:45:51,731 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:45:51,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:51 BoogieIcfgContainer [2018-11-18 16:45:51,731 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:45:51,732 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:45:51,732 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:45:51,734 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:45:51,734 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:45:49" (1/3) ... [2018-11-18 16:45:51,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e26859e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:51, skipping insertion in model container [2018-11-18 16:45:51,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:45:50" (2/3) ... [2018-11-18 16:45:51,735 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e26859e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:45:51, skipping insertion in model container [2018-11-18 16:45:51,735 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:51" (3/3) ... [2018-11-18 16:45:51,736 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-stable-a450319-1-144_2a-drivers--input--tablet--acecad.ko-entry_point_ldv-val-v0.8_false-unreach-call.cil.out.c [2018-11-18 16:45:51,743 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:45:51,750 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:45:51,759 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:45:51,780 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 16:45:51,780 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:45:51,781 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:45:51,781 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:45:51,781 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:45:51,781 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:45:51,781 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:45:51,781 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:45:51,781 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:45:51,798 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states. [2018-11-18 16:45:51,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 16:45:51,803 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:45:51,803 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 16:45:51,805 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:45:51,808 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:45:51,809 INFO L82 PathProgramCache]: Analyzing trace with hash 1916934104, now seen corresponding path program 1 times [2018-11-18 16:45:51,812 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 16:45:51,812 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 16:45:51,839 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:45:51,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:45:51,938 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 16:45:51,953 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 16:45:51,953 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 16:45:51,958 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:45:51,958 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-18 16:45:51,961 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-18 16:45:51,969 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-18 16:45:51,969 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-18 16:45:51,970 INFO L87 Difference]: Start difference. First operand 293 states. Second operand 2 states. [2018-11-18 16:45:51,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:45:51,995 INFO L93 Difference]: Finished difference Result 293 states and 353 transitions. [2018-11-18 16:45:51,996 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-18 16:45:51,997 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 34 [2018-11-18 16:45:51,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:45:52,001 INFO L225 Difference]: With dead ends: 293 [2018-11-18 16:45:52,001 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:45:52,005 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 16:45:52,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:45:52,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:45:52,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:45:52,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:45:52,021 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 34 [2018-11-18 16:45:52,021 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:45:52,021 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:45:52,021 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-18 16:45:52,021 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:45:52,022 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:45:52,024 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:45:52,162 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdataFINAL(lines 4154 4161) no Hoare annotation was computed. [2018-11-18 16:45:52,162 INFO L428 ceAbstractionStarter]: At program point ldv_usb_get_intfdataENTRY(lines 4154 4161) the Hoare annotation is: true [2018-11-18 16:45:52,162 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdataEXIT(lines 4154 4161) no Hoare annotation was computed. [2018-11-18 16:45:52,162 INFO L428 ceAbstractionStarter]: At program point ldv_undef_intENTRY(lines 3519 3527) the Hoare annotation is: true [2018-11-18 16:45:52,162 INFO L425 ceAbstractionStarter]: For program point ldv_undef_intFINAL(lines 3519 3527) no Hoare annotation was computed. [2018-11-18 16:45:52,162 INFO L425 ceAbstractionStarter]: For program point ldv_undef_intEXIT(lines 3519 3527) no Hoare annotation was computed. [2018-11-18 16:45:52,162 INFO L428 ceAbstractionStarter]: At program point L3436(line 3436) the Hoare annotation is: true [2018-11-18 16:45:52,163 INFO L428 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3434 3437) the Hoare annotation is: true [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point __kmallocFINAL(lines 3434 3437) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3434 3437) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L3999(line 3999) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 3934 4034) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L428 ceAbstractionStarter]: At program point L3958(line 3958) the Hoare annotation is: true [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L3991(lines 3991 3997) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L3958-1(line 3958) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L4000(lines 4000 4015) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L428 ceAbstractionStarter]: At program point L3992(line 3992) the Hoare annotation is: true [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L4025(line 4025) no Hoare annotation was computed. [2018-11-18 16:45:52,163 INFO L425 ceAbstractionStarter]: For program point L3959(lines 3959 3964) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L3992-1(line 3992) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L4017(line 4017) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L3951(lines 3951 4027) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L428 ceAbstractionStarter]: At program point L4009(lines 3942 4033) the Hoare annotation is: true [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L3943-1(line 3943) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L428 ceAbstractionStarter]: At program point L3943(line 3943) the Hoare annotation is: true [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L4001-1(line 4001) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L428 ceAbstractionStarter]: At program point L4001(line 4001) the Hoare annotation is: true [2018-11-18 16:45:52,164 INFO L428 ceAbstractionStarter]: At program point L4026(line 4026) the Hoare annotation is: true [2018-11-18 16:45:52,164 INFO L428 ceAbstractionStarter]: At program point L4018(line 4018) the Hoare annotation is: true [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point L3952(line 3952) no Hoare annotation was computed. [2018-11-18 16:45:52,164 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 3934 4034) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L4002(lines 4002 4006) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L4002-2(lines 4000 4013) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3969(line 3969) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L428 ceAbstractionStarter]: At program point mainENTRY(lines 3934 4034) the Hoare annotation is: true [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3986(line 3986) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3953(lines 3953 3984) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3978(line 3978) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3970(lines 3970 3976) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L428 ceAbstractionStarter]: At program point L4028(lines 3942 4033) the Hoare annotation is: true [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3987(lines 3987 4023) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L428 ceAbstractionStarter]: At program point L3979(line 3979) the Hoare annotation is: true [2018-11-18 16:45:52,165 INFO L425 ceAbstractionStarter]: For program point L3971-1(line 3971) no Hoare annotation was computed. [2018-11-18 16:45:52,165 INFO L428 ceAbstractionStarter]: At program point L3971(line 3971) the Hoare annotation is: true [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L3955(lines 3955 3980) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L3956(line 3956) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L3989(lines 3989 4019) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L4031(line 4031) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L3990(line 3990) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point L3957(lines 3957 3967) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrFINAL(lines 3528 3536) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point ldv_undef_ptrEXIT(lines 3528 3536) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L428 ceAbstractionStarter]: At program point ldv_undef_ptrENTRY(lines 3528 3536) the Hoare annotation is: true [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point ldv_usb_free_urb_10FINAL(lines 4116 4124) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L425 ceAbstractionStarter]: For program point ldv_usb_free_urb_10EXIT(lines 4116 4124) no Hoare annotation was computed. [2018-11-18 16:45:52,166 INFO L428 ceAbstractionStarter]: At program point ldv_usb_free_urb_10ENTRY(lines 4116 4124) the Hoare annotation is: true [2018-11-18 16:45:52,167 INFO L428 ceAbstractionStarter]: At program point L4121(line 4121) the Hoare annotation is: true [2018-11-18 16:45:52,167 INFO L428 ceAbstractionStarter]: At program point ldv_usb_register_driver_2ENTRY(lines 4044 4058) the Hoare annotation is: true [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point L4055-1(line 4055) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_2FINAL(lines 4044 4058) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L428 ceAbstractionStarter]: At program point L4055(line 4055) the Hoare annotation is: true [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_2EXIT(lines 4044 4058) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 4135 4143) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 4135 4143) the Hoare annotation is: true [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4141) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 4135 4143) no Hoare annotation was computed. [2018-11-18 16:45:52,167 INFO L425 ceAbstractionStarter]: For program point usb_acecad_exitEXIT(lines 3911 3919) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point usb_acecad_exitFINAL(lines 3911 3919) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L428 ceAbstractionStarter]: At program point usb_acecad_exitENTRY(lines 3911 3919) the Hoare annotation is: true [2018-11-18 16:45:52,168 INFO L428 ceAbstractionStarter]: At program point usb_to_input_idENTRY(lines 3627 3638) the Hoare annotation is: true [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point usb_to_input_idFINAL(lines 3627 3638) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point usb_to_input_idEXIT(lines 3627 3638) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L428 ceAbstractionStarter]: At program point L3452(line 3452) the Hoare annotation is: true [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point L3452-1(line 3452) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point kzallocEXIT(lines 3447 3455) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L428 ceAbstractionStarter]: At program point kzallocENTRY(lines 3447 3455) the Hoare annotation is: true [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point kzallocFINAL(lines 3447 3455) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L428 ceAbstractionStarter]: At program point kmallocENTRY(lines 3438 3446) the Hoare annotation is: true [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point kmallocFINAL(lines 3438 3446) no Hoare annotation was computed. [2018-11-18 16:45:52,168 INFO L425 ceAbstractionStarter]: For program point kmallocEXIT(lines 3438 3446) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point L3443-1(line 3443) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L428 ceAbstractionStarter]: At program point L3443(line 3443) the Hoare annotation is: true [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_dir_inEXIT(lines 3292 3299) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_dir_inENTRY(lines 3292 3299) the Hoare annotation is: true [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_dir_inFINAL(lines 3292 3299) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 3546 3554) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3546 3554) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3546 3554) the Hoare annotation is: true [2018-11-18 16:45:52,169 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,169 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L428 ceAbstractionStarter]: At program point ldv_usb_set_intfdata_7ENTRY(lines 4098 4106) the Hoare annotation is: true [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdata_7FINAL(lines 4098 4106) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L428 ceAbstractionStarter]: At program point L4103(line 4103) the Hoare annotation is: true [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdata_7EXIT(lines 4098 4106) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point L3318(lines 3318 3322) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point L3316(lines 3316 3325) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point L3317-1(line 3317) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L428 ceAbstractionStarter]: At program point L3317(line 3317) the Hoare annotation is: true [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point L3315-1(line 3315) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L428 ceAbstractionStarter]: At program point L3315(line 3315) the Hoare annotation is: true [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point L3316-1(lines 3316 3325) no Hoare annotation was computed. [2018-11-18 16:45:52,170 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_is_int_inFINAL(lines 3308 3328) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_is_int_inEXIT(lines 3308 3328) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_is_int_inENTRY(lines 3308 3328) the Hoare annotation is: true [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point usb_acecad_initEXIT(lines 3895 3910) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point L3903(lines 3903 3907) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point L3901-1(line 3901) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L428 ceAbstractionStarter]: At program point L3901(line 3901) the Hoare annotation is: true [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point L3903-2(lines 3903 3907) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L428 ceAbstractionStarter]: At program point usb_acecad_initENTRY(lines 3895 3910) the Hoare annotation is: true [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point usb_acecad_initFINAL(lines 3895 3910) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L425 ceAbstractionStarter]: For program point L3809(line 3809) no Hoare annotation was computed. [2018-11-18 16:45:52,171 INFO L428 ceAbstractionStarter]: At program point L3768(line 3768) the Hoare annotation is: true [2018-11-18 16:45:52,172 INFO L428 ceAbstractionStarter]: At program point usb_acecad_probeENTRY(lines 3729 3866) the Hoare annotation is: true [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3768-1(line 3768) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3826(lines 3826 3831) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point usb_acecad_probeFINAL(lines 3729 3866) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3752(lines 3752 3756) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3785-1(line 3785) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L428 ceAbstractionStarter]: At program point L3785(line 3785) the Hoare annotation is: true [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3794(lines 3794 3798) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3794-2(lines 3794 3798) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3852(lines 3852 3856) no Hoare annotation was computed. [2018-11-18 16:45:52,172 INFO L425 ceAbstractionStarter]: For program point L3786(lines 3786 3791) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L428 ceAbstractionStarter]: At program point L3770(line 3770) the Hoare annotation is: true [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3770-1(line 3770) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L428 ceAbstractionStarter]: At program point L3861(lines 3748 3865) the Hoare annotation is: true [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3820(lines 3820 3845) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L428 ceAbstractionStarter]: At program point L3853(lines 3748 3865) the Hoare annotation is: true [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3779(lines 3779 3784) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3771(lines 3771 3776) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point usb_acecad_probeEXIT(lines 3729 3866) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3821(line 3821) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L428 ceAbstractionStarter]: At program point L3846(lines 3748 3865) the Hoare annotation is: true [2018-11-18 16:45:52,173 INFO L425 ceAbstractionStarter]: For program point L3813-1(line 3813) no Hoare annotation was computed. [2018-11-18 16:45:52,173 INFO L428 ceAbstractionStarter]: At program point L3813(line 3813) the Hoare annotation is: true [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3838(lines 3838 3843) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L428 ceAbstractionStarter]: At program point L3764(line 3764) the Hoare annotation is: true [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3764-1(line 3764) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3847-1(lines 3847 3848) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L428 ceAbstractionStarter]: At program point L3847(lines 3847 3848) the Hoare annotation is: true [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3848(line 3848) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3815-1(line 3815) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3848-2(line 3848) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L428 ceAbstractionStarter]: At program point L3815(line 3815) the Hoare annotation is: true [2018-11-18 16:45:52,174 INFO L425 ceAbstractionStarter]: For program point L3749-1(line 3749) no Hoare annotation was computed. [2018-11-18 16:45:52,174 INFO L428 ceAbstractionStarter]: At program point L3749(line 3749) the Hoare annotation is: true [2018-11-18 16:45:52,174 INFO L428 ceAbstractionStarter]: At program point L3766(line 3766) the Hoare annotation is: true [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3799(lines 3799 3808) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3766-1(line 3766) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L428 ceAbstractionStarter]: At program point L3799-2(lines 3799 3808) the Hoare annotation is: true [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3857-1(line 3857) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L428 ceAbstractionStarter]: At program point L3857(line 3857) the Hoare annotation is: true [2018-11-18 16:45:52,175 INFO L428 ceAbstractionStarter]: At program point L3758(line 3758) the Hoare annotation is: true [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3758-1(line 3758) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3800(lines 3800 3804) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3833(line 3833) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3800-2(lines 3800 3804) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point L3759(lines 3759 3763) no Hoare annotation was computed. [2018-11-18 16:45:52,175 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 3555 3562) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3555 3562) the Hoare annotation is: true [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3555 3562) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L428 ceAbstractionStarter]: At program point usb_endpoint_xfer_intENTRY(lines 3300 3307) the Hoare annotation is: true [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_xfer_intFINAL(lines 3300 3307) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point usb_endpoint_xfer_intEXIT(lines 3300 3307) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_11EXIT(lines 4125 4134) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L428 ceAbstractionStarter]: At program point ldv_usb_deregister_11ENTRY(lines 4125 4134) the Hoare annotation is: true [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_11FINAL(lines 4125 4134) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L425 ceAbstractionStarter]: For program point ldv_usb_fill_int_urb_6FINAL(lines 4086 4097) no Hoare annotation was computed. [2018-11-18 16:45:52,176 INFO L428 ceAbstractionStarter]: At program point L4094(line 4094) the Hoare annotation is: true [2018-11-18 16:45:52,176 INFO L428 ceAbstractionStarter]: At program point ldv_usb_fill_int_urb_6ENTRY(lines 4086 4097) the Hoare annotation is: true [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point ldv_usb_fill_int_urb_6EXIT(lines 4086 4097) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L428 ceAbstractionStarter]: At program point ldv_usb_set_intfdataENTRY(lines 4162 4170) the Hoare annotation is: true [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdataFINAL(lines 4162 4170) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point ldv_usb_set_intfdataEXIT(lines 4162 4170) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point L3873-1(line 3873) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L428 ceAbstractionStarter]: At program point L3873(line 3873) the Hoare annotation is: true [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point usb_acecad_disconnectEXIT(lines 3867 3882) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L428 ceAbstractionStarter]: At program point usb_acecad_disconnectENTRY(lines 3867 3882) the Hoare annotation is: true [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point usb_acecad_disconnectFINAL(lines 3867 3882) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point L3877-1(line 3877) no Hoare annotation was computed. [2018-11-18 16:45:52,177 INFO L428 ceAbstractionStarter]: At program point L3877(line 3877) the Hoare annotation is: true [2018-11-18 16:45:52,177 INFO L425 ceAbstractionStarter]: For program point L3875-1(line 3875) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L428 ceAbstractionStarter]: At program point L3875(line 3875) the Hoare annotation is: true [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point L4207(lines 4207 4211) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L428 ceAbstractionStarter]: At program point ldv_free_urbENTRY(lines 4202 4214) the Hoare annotation is: true [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point L4207-2(lines 4202 4214) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point ldv_free_urbEXIT(lines 4202 4214) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L428 ceAbstractionStarter]: At program point L3504(line 3504) the Hoare annotation is: true [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocFINAL(lines 3498 3509) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point L3504-1(line 3504) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point ldv_init_zallocEXIT(lines 3498 3509) no Hoare annotation was computed. [2018-11-18 16:45:52,178 INFO L428 ceAbstractionStarter]: At program point ldv_init_zallocENTRY(lines 3498 3509) the Hoare annotation is: true [2018-11-18 16:45:52,178 INFO L425 ceAbstractionStarter]: For program point L4082-1(line 4082) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point ldv_usb_alloc_urb_5EXIT(lines 4077 4085) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L428 ceAbstractionStarter]: At program point L4082(line 4082) the Hoare annotation is: true [2018-11-18 16:45:52,179 INFO L428 ceAbstractionStarter]: At program point ldv_usb_alloc_urb_5ENTRY(lines 4077 4085) the Hoare annotation is: true [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point ldv_usb_alloc_urb_5FINAL(lines 4077 4085) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L428 ceAbstractionStarter]: At program point input_set_drvdataENTRY(lines 3584 3592) the Hoare annotation is: true [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point input_set_drvdataFINAL(lines 3584 3592) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point input_set_drvdataEXIT(lines 3584 3592) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point usb_make_pathEXIT(lines 3343 3351) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L428 ceAbstractionStarter]: At program point usb_make_pathENTRY(lines 3343 3351) the Hoare annotation is: true [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point usb_make_pathFINAL(lines 3343 3351) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point L3349(line 3349) no Hoare annotation was computed. [2018-11-18 16:45:52,179 INFO L425 ceAbstractionStarter]: For program point L3349-2(line 3349) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L428 ceAbstractionStarter]: At program point __create_pipeENTRY(lines 3377 3384) the Hoare annotation is: true [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point __create_pipeFINAL(lines 3377 3384) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point __create_pipeEXIT(lines 3377 3384) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point L4220-2(lines 4215 4228) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point ldv_fill_int_urbEXIT(lines 4215 4228) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point L4220(lines 4220 4225) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L428 ceAbstractionStarter]: At program point ldv_fill_int_urbENTRY(lines 4215 4228) the Hoare annotation is: true [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point input_allocate_deviceFINAL(lines 3570 3572) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L428 ceAbstractionStarter]: At program point input_allocate_deviceENTRY(lines 3570 3572) the Hoare annotation is: true [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point input_allocate_deviceEXIT(lines 3570 3572) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point L3571(line 3571) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L425 ceAbstractionStarter]: For program point L3470(lines 3470 3477) no Hoare annotation was computed. [2018-11-18 16:45:52,180 INFO L428 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3462 3479) the Hoare annotation is: true [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 3462 3479) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3462 3479) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point usb_maxpacketEXIT(lines 3385 3424) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point L3409(lines 3409 3413) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L428 ceAbstractionStarter]: At program point L3409-2(lines 3409 3413) the Hoare annotation is: true [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point L3399(lines 3399 3403) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L428 ceAbstractionStarter]: At program point L3399-2(lines 3399 3403) the Hoare annotation is: true [2018-11-18 16:45:52,181 INFO L425 ceAbstractionStarter]: For program point L3414(line 3414) no Hoare annotation was computed. [2018-11-18 16:45:52,181 INFO L428 ceAbstractionStarter]: At program point usb_maxpacketENTRY(lines 3385 3424) the Hoare annotation is: true [2018-11-18 16:45:52,182 INFO L428 ceAbstractionStarter]: At program point L3408(line 3408) the Hoare annotation is: true [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L3408-1(line 3408) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L3404(line 3404) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L428 ceAbstractionStarter]: At program point L3398(line 3398) the Hoare annotation is: true [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L3396(lines 3396 3416) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L3398-1(line 3398) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point usb_maxpacketFINAL(lines 3385 3424) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L3396-2(lines 3394 3423) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevFINAL(lines 4035 4043) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L428 ceAbstractionStarter]: At program point L4040(line 4040) the Hoare annotation is: true [2018-11-18 16:45:52,182 INFO L428 ceAbstractionStarter]: At program point interface_to_usbdevENTRY(lines 4035 4043) the Hoare annotation is: true [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point L4040-1(line 4040) no Hoare annotation was computed. [2018-11-18 16:45:52,182 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevEXIT(lines 4035 4043) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4190(lines 4190 4198) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point ldv_alloc_urbEXIT(lines 4180 4201) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4191(lines 4191 4195) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4189-1(line 4189) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L428 ceAbstractionStarter]: At program point L4189(line 4189) the Hoare annotation is: true [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4190-1(lines 4190 4198) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4187-1(line 4187) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L428 ceAbstractionStarter]: At program point L4187(line 4187) the Hoare annotation is: true [2018-11-18 16:45:52,183 INFO L428 ceAbstractionStarter]: At program point ldv_alloc_urbENTRY(lines 4180 4201) the Hoare annotation is: true [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point ldv_alloc_urbFINAL(lines 4180 4201) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L428 ceAbstractionStarter]: At program point L4416(line 4416) the Hoare annotation is: true [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4410(lines 4409 4436) no Hoare annotation was computed. [2018-11-18 16:45:52,183 INFO L428 ceAbstractionStarter]: At program point L4431(line 4431) the Hoare annotation is: true [2018-11-18 16:45:52,183 INFO L425 ceAbstractionStarter]: For program point L4425(lines 4409 4436) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4405 4437) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point L4421(line 4421) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 4405 4437) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point L4415(lines 4409 4436) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point L4411(line 4411) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point L4430(lines 4405 4437) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point L4426(line 4426) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point L4420(lines 4409 4436) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point L3360(line 3360) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L428 ceAbstractionStarter]: At program point usb_registerENTRY(lines 3355 3363) the Hoare annotation is: true [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point L3360-1(line 3360) no Hoare annotation was computed. [2018-11-18 16:45:52,184 INFO L425 ceAbstractionStarter]: For program point usb_registerEXIT(lines 3355 3363) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point usb_registerFINAL(lines 3355 3363) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point L3929-1(line 3929) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L428 ceAbstractionStarter]: At program point L3929(line 3929) the Hoare annotation is: true [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1EXIT(lines 3924 3933) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L428 ceAbstractionStarter]: At program point ldv_usb_driver_1ENTRY(lines 3924 3933) the Hoare annotation is: true [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1FINAL(lines 3924 3933) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: false [2018-11-18 16:45:52,185 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point L4287(lines 4287 4291) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L425 ceAbstractionStarter]: For program point L4287-1(lines 4287 4291) no Hoare annotation was computed. [2018-11-18 16:45:52,185 INFO L428 ceAbstractionStarter]: At program point L4288(line 4288) the Hoare annotation is: true [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point ldv_interface_to_usbdevFINAL(lines 4279 4294) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L428 ceAbstractionStarter]: At program point L4285(line 4285) the Hoare annotation is: true [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point L4285-1(line 4285) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L428 ceAbstractionStarter]: At program point ldv_interface_to_usbdevENTRY(lines 4279 4294) the Hoare annotation is: true [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point ldv_interface_to_usbdevEXIT(lines 4279 4294) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L428 ceAbstractionStarter]: At program point L4112(line 4112) the Hoare annotation is: true [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point L4112-1(line 4112) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdata_8EXIT(lines 4107 4115) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L425 ceAbstractionStarter]: For program point ldv_usb_get_intfdata_8FINAL(lines 4107 4115) no Hoare annotation was computed. [2018-11-18 16:45:52,186 INFO L428 ceAbstractionStarter]: At program point ldv_usb_get_intfdata_8ENTRY(lines 4107 4115) the Hoare annotation is: true [2018-11-18 16:45:52,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:45:52 BoogieIcfgContainer [2018-11-18 16:45:52,195 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:45:52,195 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:45:52,196 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:45:52,196 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:45:52,196 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:45:51" (3/4) ... [2018-11-18 16:45:52,199 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_get_intfdata [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_int [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_undef_ptr [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_free_urb_10 [2018-11-18 16:45:52,206 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_exit [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_to_input_id [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_2 [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_dir_in [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_is_int_in [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_set_intfdata_7 [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_init [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_probe [2018-11-18 16:45:52,207 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_endpoint_xfer_int [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_11 [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_fill_int_urb_6 [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_set_intfdata [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_acecad_disconnect [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_free_urb [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_init_zalloc [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_alloc_urb_5 [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure input_set_drvdata [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_make_path [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-18 16:45:52,208 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_fill_int_urb [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure input_allocate_device [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_maxpacket [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure interface_to_usbdev [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_alloc_urb [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_register [2018-11-18 16:45:52,209 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_driver_1 [2018-11-18 16:45:52,210 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_interface_to_usbdev [2018-11-18 16:45:52,210 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_get_intfdata_8 [2018-11-18 16:45:52,221 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 132 nodes and edges [2018-11-18 16:45:52,222 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2018-11-18 16:45:52,223 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2018-11-18 16:45:52,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 16:45:52,224 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-18 16:45:52,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:45:52,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:45:52,307 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_dd06b7f4-8453-432a-8a57-dd29f8d337b0/bin-2019/utaipan/witness.graphml [2018-11-18 16:45:52,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:45:52,308 INFO L168 Benchmark]: Toolchain (without parser) took 3250.12 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 238.6 MB). Free memory was 938.5 MB in the beginning and 1.0 GB in the end (delta: -100.9 MB). Peak memory consumption was 137.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,309 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 16:45:52,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1180.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 938.5 MB in the beginning and 924.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 227.3 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,309 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.02 ms. Allocated memory is still 1.2 GB. Free memory is still 924.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:45:52,309 INFO L168 Benchmark]: Boogie Preprocessor took 77.15 ms. Allocated memory is still 1.2 GB. Free memory was 924.6 MB in the beginning and 918.7 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,309 INFO L168 Benchmark]: RCFGBuilder took 1375.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.8 MB). Free memory was 918.7 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,310 INFO L168 Benchmark]: TraceAbstraction took 463.08 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,310 INFO L168 Benchmark]: Witness Printer took 111.81 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. [2018-11-18 16:45:52,311 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 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 1180.56 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 938.5 MB in the beginning and 924.6 MB in the end (delta: 13.9 MB). Peak memory consumption was 227.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.02 ms. Allocated memory is still 1.2 GB. Free memory is still 924.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 77.15 ms. Allocated memory is still 1.2 GB. Free memory was 924.6 MB in the beginning and 918.7 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1375.35 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 71.8 MB). Free memory was 918.7 MB in the beginning and 1.1 GB in the end (delta: -220.7 MB). Peak memory consumption was 96.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 463.08 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 77.5 MB). Peak memory consumption was 77.5 MB. Max. memory is 11.5 GB. * Witness Printer took 111.81 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: 22.5 MB). Peak memory consumption was 22.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4141]: 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: 3748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3942]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3748]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3748]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 44 procedures, 295 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=293occurred 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, 102 LocationsWithAnnotation, 119 PreInvPairs, 119 NumberOfFragments, 102 HoareAnnotationTreeSize, 119 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 102 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, 260 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...