./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 1dbac8bc Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default-EXP.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 9111aededa00331d80f49b1564e7ec72c9303d89 .................................................................................................................................................................................................................................................................................................................................................................................................. 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_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 9111aededa00331d80f49b1564e7ec72c9303d89 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:54:29,278 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:54:29,279 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:54:29,288 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:54:29,288 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:54:29,289 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:54:29,290 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:54:29,292 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:54:29,293 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:54:29,293 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:54:29,294 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:54:29,294 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:54:29,295 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:54:29,296 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:54:29,297 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:54:29,298 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:54:29,298 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:54:29,300 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:54:29,301 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:54:29,302 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:54:29,304 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:54:29,305 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:54:29,306 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:54:29,306 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:54:29,306 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:54:29,308 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:54:29,309 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:54:29,309 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:54:29,310 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:54:29,311 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:54:29,311 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:54:29,312 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:54:29,312 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:54:29,312 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:54:29,313 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:54:29,313 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:54:29,313 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default-EXP.epf [2018-10-26 20:54:29,327 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:54:29,327 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:54:29,328 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:54:29,328 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:54:29,328 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:54:29,328 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:54:29,328 INFO L133 SettingsManager]: * Explicit value domain=true [2018-10-26 20:54:29,328 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Octagon Domain=false [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Log string format=TERM [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-10-26 20:54:29,329 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:54:29,330 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:54:29,330 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:54:29,331 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:54:29,331 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:54:29,334 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-10-26 20:54:29,334 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:54:29,335 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-10-26 20:54:29,335 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-10-26 20:54:29,335 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-10-26 20:54:29,335 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_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 -> 9111aededa00331d80f49b1564e7ec72c9303d89 [2018-10-26 20:54:29,370 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:54:29,388 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:54:29,392 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:54:29,394 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:54:29,394 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:54:29,395 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:54:29,444 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/ce82b3bd4/cc8b19c2c1a848c6ab3da2e036ec1724/FLAG0c997d9e3 [2018-10-26 20:54:30,057 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:54:30,057 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:54:30,094 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/ce82b3bd4/cc8b19c2c1a848c6ab3da2e036ec1724/FLAG0c997d9e3 [2018-10-26 20:54:30,113 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/ce82b3bd4/cc8b19c2c1a848c6ab3da2e036ec1724 [2018-10-26 20:54:30,115 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:54:30,116 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:54:30,117 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:54:30,117 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:54:30,121 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:54:30,121 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:54:30" (1/1) ... [2018-10-26 20:54:30,123 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ae3e7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:30, skipping insertion in model container [2018-10-26 20:54:30,124 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:54:30" (1/1) ... [2018-10-26 20:54:30,132 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:54:30,211 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:54:31,829 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:54:31,893 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:54:32,428 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:54:32,501 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:54:32,502 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32 WrapperNode [2018-10-26 20:54:32,502 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:54:32,503 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:54:32,503 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:54:32,503 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:54:32,511 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,545 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,616 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:54:32,616 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:54:32,617 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:54:32,617 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:54:32,625 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,625 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,638 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,639 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,693 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,707 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,727 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... [2018-10-26 20:54:32,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:54:32,750 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:54:32,750 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:54:32,750 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:54:32,751 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 [2018-10-26 20:54:32,807 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2018-10-26 20:54:32,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2018-10-26 20:54:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be32 [2018-10-26 20:54:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be32 [2018-10-26 20:54:32,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-10-26 20:54:32,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-10-26 20:54:32,810 INFO L130 BoogieDeclarations]: Found specification of procedure eem_driver_exit [2018-10-26 20:54:32,810 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_driver_exit [2018-10-26 20:54:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-10-26 20:54:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-10-26 20:54:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-10-26 20:54:32,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-10-26 20:54:32,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-10-26 20:54:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-10-26 20:54:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2018-10-26 20:54:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2018-10-26 20:54:32,813 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-10-26 20:54:32,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-10-26 20:54:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-10-26 20:54:32,814 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-10-26 20:54:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure eem_driver_init [2018-10-26 20:54:32,814 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_driver_init [2018-10-26 20:54:32,814 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-10-26 20:54:32,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-10-26 20:54:32,815 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2018-10-26 20:54:32,815 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-10-26 20:54:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2018-10-26 20:54:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2018-10-26 20:54:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2018-10-26 20:54:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-10-26 20:54:32,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-10-26 20:54:32,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-26 20:54:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-26 20:54:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_13 [2018-10-26 20:54:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_13 [2018-10-26 20:54:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2018-10-26 20:54:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2018-10-26 20:54:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-10-26 20:54:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-10-26 20:54:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-10-26 20:54:32,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-10-26 20:54:32,817 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2018-10-26 20:54:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2018-10-26 20:54:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:54:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:54:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2018-10-26 20:54:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2018-10-26 20:54:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2018-10-26 20:54:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2018-10-26 20:54:32,818 INFO L130 BoogieDeclarations]: Found specification of procedure eem_bind [2018-10-26 20:54:32,818 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_bind [2018-10-26 20:54:32,819 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-10-26 20:54:32,819 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-10-26 20:54:32,824 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:54:32,824 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:54:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2018-10-26 20:54:32,825 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2018-10-26 20:54:32,825 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2018-10-26 20:54:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2018-10-26 20:54:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2018-10-26 20:54:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2018-10-26 20:54:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-10-26 20:54:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-10-26 20:54:32,826 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-10-26 20:54:32,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-10-26 20:54:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2018-10-26 20:54:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2018-10-26 20:54:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-10-26 20:54:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-10-26 20:54:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2018-10-26 20:54:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2018-10-26 20:54:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2018-10-26 20:54:32,827 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2018-10-26 20:54:32,827 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-10-26 20:54:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-10-26 20:54:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2018-10-26 20:54:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2018-10-26 20:54:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2018-10-26 20:54:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2018-10-26 20:54:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure driver_of [2018-10-26 20:54:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_of [2018-10-26 20:54:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_12 [2018-10-26 20:54:32,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_12 [2018-10-26 20:54:32,828 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-10-26 20:54:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-10-26 20:54:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-10-26 20:54:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-10-26 20:54:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-10-26 20:54:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-10-26 20:54:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:54:32,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:54:32,829 INFO L130 BoogieDeclarations]: Found specification of procedure eem_linkcmd [2018-10-26 20:54:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_linkcmd [2018-10-26 20:54:32,830 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2018-10-26 20:54:32,830 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2018-10-26 20:54:39,238 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:54:39,238 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:54:39 BoogieIcfgContainer [2018-10-26 20:54:39,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:54:39,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:54:39,239 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:54:39,242 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:54:39,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:54:30" (1/3) ... [2018-10-26 20:54:39,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e99b749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:54:39, skipping insertion in model container [2018-10-26 20:54:39,244 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:32" (2/3) ... [2018-10-26 20:54:39,244 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2e99b749 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:54:39, skipping insertion in model container [2018-10-26 20:54:39,245 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:54:39" (3/3) ... [2018-10-26 20:54:39,246 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:54:39,256 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:54:39,266 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:54:39,280 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:54:39,318 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:54:39,319 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:54:39,319 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:54:39,319 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:54:39,319 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:54:39,319 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:54:39,320 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:54:39,320 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:54:39,346 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states. [2018-10-26 20:54:39,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 20:54:39,360 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:54:39,360 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:54:39,363 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:54:39,370 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:54:39,372 INFO L82 PathProgramCache]: Analyzing trace with hash -1803154655, now seen corresponding path program 1 times [2018-10-26 20:54:39,374 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:54:39,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:54:39,442 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:54:39,442 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:54:39,442 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:54:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:54:39,849 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:54:39,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:54:39,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:54:39,852 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:54:39,856 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:54:39,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:54:39,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:54:39,871 INFO L87 Difference]: Start difference. First operand 366 states. Second operand 3 states. [2018-10-26 20:54:42,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:54:42,218 INFO L93 Difference]: Finished difference Result 992 states and 1292 transitions. [2018-10-26 20:54:42,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:54:42,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 20:54:42,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:54:42,237 INFO L225 Difference]: With dead ends: 992 [2018-10-26 20:54:42,239 INFO L226 Difference]: Without dead ends: 634 [2018-10-26 20:54:42,248 INFO L605 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 [2018-10-26 20:54:42,268 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-10-26 20:54:42,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 634. [2018-10-26 20:54:42,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2018-10-26 20:54:42,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 808 transitions. [2018-10-26 20:54:42,359 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 808 transitions. Word has length 61 [2018-10-26 20:54:42,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:54:42,359 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 808 transitions. [2018-10-26 20:54:42,359 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:54:42,360 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 808 transitions. [2018-10-26 20:54:42,365 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 20:54:42,367 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:54:42,367 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-10-26 20:54:42,367 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:54:42,368 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:54:42,368 INFO L82 PathProgramCache]: Analyzing trace with hash 340249800, now seen corresponding path program 1 times [2018-10-26 20:54:42,368 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-10-26 20:54:42,372 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:54:42,375 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:54:42,375 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-10-26 20:54:42,375 INFO L288 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-10-26 20:54:42,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:54:43,040 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2018-10-26 20:54:43,047 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:54:43,048 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-10-26 20:54:43,048 INFO L258 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-10-26 20:54:43,049 INFO L460 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-10-26 20:54:43,049 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-10-26 20:54:43,049 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-10-26 20:54:43,050 INFO L87 Difference]: Start difference. First operand 634 states and 808 transitions. Second operand 7 states. [2018-10-26 20:54:47,872 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:54:47,873 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Undeclared function symbol (v_~bitwiseOr_16) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:296) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.WrapperScript.term(WrapperScript.java:186) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.SmtUtils.termVariable2constant(SmtUtils.java:758) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.renameAuxVarsToCorrespondingConstants(IncrementalHoareTripleChecker.java:782) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.assertCodeBlock(IncrementalHoareTripleChecker.java:400) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.prepareAssertionStackAndAddTransition(IncrementalHoareTripleChecker.java:192) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.checkReturn(IncrementalHoareTripleChecker.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.checkReturn(ProtectiveHoareTripleChecker.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.checkReturn(EfficientHoareTripleChecker.java:98) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.checkReturn(CachingHoareTripleChecker.java:156) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton$ReturnSuccessorComputationHelper.computeSuccWithSolver(AbstractInterpolantAutomaton.java:444) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.DeterministicInterpolantAutomaton.addOtherSuccessors(DeterministicInterpolantAutomaton.java:197) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:77) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.BasicAbstractInterpolantAutomaton.computeSuccs(BasicAbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.returnSuccessors(AbstractInterpolantAutomaton.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.returnSuccessors(AbstractInterpolantAutomaton.java:1) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.TotalizeNwa.returnSuccessors(TotalizeNwa.java:308) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ComplementDeterministicNwa.returnSuccessors(ComplementDeterministicNwa.java:142) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.returnSuccessors(ProductNwa.java:284) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.ProductNwa.returnSuccessorsGivenHier(ProductNwa.java:308) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.addReturnsAndSuccessors(NestedWordAutomatonReachableStates.java:1124) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates$ReachableStatesComputation.(NestedWordAutomatonReachableStates.java:958) at de.uni_freiburg.informatik.ultimate.automata.nestedword.reachablestates.NestedWordAutomatonReachableStates.(NestedWordAutomatonReachableStates.java:188) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.computeDifference(Difference.java:137) at de.uni_freiburg.informatik.ultimate.automata.nestedword.operations.Difference.(Difference.java:90) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:673) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:602) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:473) 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) [2018-10-26 20:54:47,883 INFO L168 Benchmark]: Toolchain (without parser) took 17767.03 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 247.5 MB). Free memory was 946.4 MB in the beginning and 873.3 MB in the end (delta: 73.0 MB). Peak memory consumption was 320.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,884 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:54:47,884 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2385.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 946.4 MB in the beginning and 942.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 236.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,885 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.41 ms. Allocated memory is still 1.2 GB. Free memory was 942.1 MB in the beginning and 933.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,885 INFO L168 Benchmark]: Boogie Preprocessor took 133.51 ms. Allocated memory is still 1.2 GB. Free memory was 933.2 MB in the beginning and 924.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,886 INFO L168 Benchmark]: RCFGBuilder took 6488.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 43.0 MB). Free memory was 924.3 MB in the beginning and 1.0 GB in the end (delta: -91.2 MB). Peak memory consumption was 233.7 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,886 INFO L168 Benchmark]: TraceAbstraction took 8642.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 873.3 MB in the end (delta: 142.3 MB). Peak memory consumption was 142.3 MB. Max. memory is 11.5 GB. [2018-10-26 20:54:47,889 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 982.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2385.23 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 204.5 MB). Free memory was 946.4 MB in the beginning and 942.1 MB in the end (delta: 4.3 MB). Peak memory consumption was 236.3 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.41 ms. Allocated memory is still 1.2 GB. Free memory was 942.1 MB in the beginning and 933.2 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 133.51 ms. Allocated memory is still 1.2 GB. Free memory was 933.2 MB in the beginning and 924.3 MB in the end (delta: 8.9 MB). Peak memory consumption was 8.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 6488.46 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 43.0 MB). Free memory was 924.3 MB in the beginning and 1.0 GB in the end (delta: -91.2 MB). Peak memory consumption was 233.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 8642.76 ms. Allocated memory is still 1.3 GB. Free memory was 1.0 GB in the beginning and 873.3 MB in the end (delta: 142.3 MB). Peak memory consumption was 142.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: Undeclared function symbol (v_~bitwiseOr_16) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: Undeclared function symbol (v_~bitwiseOr_16): de.uni_freiburg.informatik.ultimate.logic.NoopScript.term(NoopScript.java:321) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-1dbac8b [2018-10-26 20:54:49,858 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-10-26 20:54:49,859 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-10-26 20:54:49,868 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-10-26 20:54:49,869 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-10-26 20:54:49,869 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-10-26 20:54:49,870 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-10-26 20:54:49,873 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-10-26 20:54:49,874 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-10-26 20:54:49,875 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-10-26 20:54:49,875 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-10-26 20:54:49,876 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-10-26 20:54:49,876 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-10-26 20:54:49,877 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-10-26 20:54:49,878 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-10-26 20:54:49,879 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-10-26 20:54:49,880 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-10-26 20:54:49,882 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-10-26 20:54:49,883 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-10-26 20:54:49,885 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-10-26 20:54:49,886 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-10-26 20:54:49,887 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-10-26 20:54:49,889 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-10-26 20:54:49,889 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-10-26 20:54:49,889 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-10-26 20:54:49,890 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-10-26 20:54:49,891 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-10-26 20:54:49,892 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-10-26 20:54:49,892 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-10-26 20:54:49,893 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-10-26 20:54:49,893 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-10-26 20:54:49,894 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-10-26 20:54:49,894 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-10-26 20:54:49,894 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-10-26 20:54:49,895 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-10-26 20:54:49,896 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-10-26 20:54:49,896 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-10-26 20:54:49,907 INFO L110 SettingsManager]: Loading preferences was successful [2018-10-26 20:54:49,907 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-10-26 20:54:49,907 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-10-26 20:54:49,908 INFO L133 SettingsManager]: * User list type=DISABLED [2018-10-26 20:54:49,908 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-10-26 20:54:49,908 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-10-26 20:54:49,908 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-10-26 20:54:49,908 INFO L133 SettingsManager]: * Interval Domain=false [2018-10-26 20:54:49,909 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-10-26 20:54:49,909 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-10-26 20:54:49,909 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-10-26 20:54:49,909 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-10-26 20:54:49,909 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-10-26 20:54:49,910 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-10-26 20:54:49,910 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-10-26 20:54:49,911 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-10-26 20:54:49,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-10-26 20:54:49,912 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-10-26 20:54:49,912 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-10-26 20:54:49,912 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-10-26 20:54:49,912 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-10-26 20:54:49,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-10-26 20:54:49,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-10-26 20:54:49,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-10-26 20:54:49,913 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-10-26 20:54:49,913 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-10-26 20:54:49,913 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-10-26 20:54:49,913 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-10-26 20:54:49,913 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-10-26 20:54:49,913 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_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 -> 9111aededa00331d80f49b1564e7ec72c9303d89 [2018-10-26 20:54:49,950 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-10-26 20:54:49,960 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-10-26 20:54:49,964 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-10-26 20:54:49,966 INFO L271 PluginConnector]: Initializing CDTParser... [2018-10-26 20:54:49,967 INFO L276 PluginConnector]: CDTParser initialized [2018-10-26 20:54:49,969 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:54:50,013 INFO L218 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/b75b5587d/9217a1e088ef476fba73b5bdf7e523fe/FLAG2fca15f3b [2018-10-26 20:54:50,655 INFO L298 CDTParser]: Found 1 translation units. [2018-10-26 20:54:50,658 INFO L158 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:54:50,694 INFO L346 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/b75b5587d/9217a1e088ef476fba73b5bdf7e523fe/FLAG2fca15f3b [2018-10-26 20:54:50,707 INFO L354 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/data/b75b5587d/9217a1e088ef476fba73b5bdf7e523fe [2018-10-26 20:54:50,711 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-10-26 20:54:50,713 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-10-26 20:54:50,714 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-10-26 20:54:50,714 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-10-26 20:54:50,719 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-10-26 20:54:50,720 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:54:50" (1/1) ... [2018-10-26 20:54:50,722 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1274eac5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:50, skipping insertion in model container [2018-10-26 20:54:50,722 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.10 08:54:50" (1/1) ... [2018-10-26 20:54:50,732 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-10-26 20:54:50,840 INFO L174 MainTranslator]: Built tables and reachable declarations [2018-10-26 20:54:52,395 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:54:52,448 INFO L189 MainTranslator]: Completed pre-run [2018-10-26 20:54:53,302 INFO L202 PostProcessor]: Analyzing one entry point: main [2018-10-26 20:54:53,380 INFO L193 MainTranslator]: Completed translation [2018-10-26 20:54:53,381 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53 WrapperNode [2018-10-26 20:54:53,381 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-10-26 20:54:53,382 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-10-26 20:54:53,382 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-10-26 20:54:53,382 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-10-26 20:54:53,390 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,431 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,527 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-10-26 20:54:53,529 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-10-26 20:54:53,529 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-10-26 20:54:53,529 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-10-26 20:54:53,538 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,538 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,558 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,558 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,617 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,629 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... [2018-10-26 20:54:53,674 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-10-26 20:54:53,674 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-10-26 20:54:53,674 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-10-26 20:54:53,675 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-10-26 20:54:53,676 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 [2018-10-26 20:54:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2018-10-26 20:54:53,730 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2018-10-26 20:54:53,730 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be32 [2018-10-26 20:54:53,730 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be32 [2018-10-26 20:54:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2018-10-26 20:54:53,731 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2018-10-26 20:54:53,731 INFO L130 BoogieDeclarations]: Found specification of procedure eem_driver_exit [2018-10-26 20:54:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_driver_exit [2018-10-26 20:54:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-10-26 20:54:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-10-26 20:54:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-10-26 20:54:53,732 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-10-26 20:54:53,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-10-26 20:54:53,733 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-10-26 20:54:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2018-10-26 20:54:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2018-10-26 20:54:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_driver_info_2 [2018-10-26 20:54:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_driver_info_2 [2018-10-26 20:54:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure skb_headroom [2018-10-26 20:54:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_headroom [2018-10-26 20:54:53,734 INFO L130 BoogieDeclarations]: Found specification of procedure eem_driver_init [2018-10-26 20:54:53,734 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_driver_init [2018-10-26 20:54:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2018-10-26 20:54:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2018-10-26 20:54:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure skb_cloned [2018-10-26 20:54:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_cloned [2018-10-26 20:54:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2018-10-26 20:54:53,735 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2018-10-26 20:54:53,735 INFO L130 BoogieDeclarations]: Found specification of procedure __le16_to_cpup [2018-10-26 20:54:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __le16_to_cpup [2018-10-26 20:54:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure __be32_to_cpup [2018-10-26 20:54:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure __be32_to_cpup [2018-10-26 20:54:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2018-10-26 20:54:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2018-10-26 20:54:53,736 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-10-26 20:54:53,736 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-10-26 20:54:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-10-26 20:54:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-10-26 20:54:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_13 [2018-10-26 20:54:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_13 [2018-10-26 20:54:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2018-10-26 20:54:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2018-10-26 20:54:53,737 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2018-10-26 20:54:53,737 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2018-10-26 20:54:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-10-26 20:54:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-10-26 20:54:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure eem_rx_fixup [2018-10-26 20:54:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_rx_fixup [2018-10-26 20:54:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-10-26 20:54:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-10-26 20:54:53,738 INFO L130 BoogieDeclarations]: Found specification of procedure skb_set_tail_pointer [2018-10-26 20:54:53,738 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_set_tail_pointer [2018-10-26 20:54:53,739 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le16 [2018-10-26 20:54:53,739 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le16 [2018-10-26 20:54:53,743 INFO L130 BoogieDeclarations]: Found specification of procedure eem_bind [2018-10-26 20:54:53,743 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_bind [2018-10-26 20:54:53,743 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2018-10-26 20:54:53,743 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2018-10-26 20:54:53,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-10-26 20:54:53,743 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-10-26 20:54:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure __le32_to_cpup [2018-10-26 20:54:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __le32_to_cpup [2018-10-26 20:54:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure __arch_swab32 [2018-10-26 20:54:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __arch_swab32 [2018-10-26 20:54:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure __swab32p [2018-10-26 20:54:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure __swab32p [2018-10-26 20:54:53,744 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2018-10-26 20:54:53,744 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2018-10-26 20:54:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2018-10-26 20:54:53,745 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2018-10-26 20:54:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_tail_pointer [2018-10-26 20:54:53,745 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_tail_pointer [2018-10-26 20:54:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2018-10-26 20:54:53,745 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2018-10-26 20:54:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure skb_is_nonlinear [2018-10-26 20:54:53,745 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_is_nonlinear [2018-10-26 20:54:53,745 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_le32 [2018-10-26 20:54:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_le32 [2018-10-26 20:54:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-10-26 20:54:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-10-26 20:54:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure skb_tailroom [2018-10-26 20:54:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_tailroom [2018-10-26 20:54:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memmove [2018-10-26 20:54:53,746 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memmove [2018-10-26 20:54:53,746 INFO L130 BoogieDeclarations]: Found specification of procedure driver_of [2018-10-26 20:54:53,747 INFO L138 BoogieDeclarations]: Found implementation of procedure driver_of [2018-10-26 20:54:53,747 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_12 [2018-10-26 20:54:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_12 [2018-10-26 20:54:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-10-26 20:54:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-10-26 20:54:53,750 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-10-26 20:54:53,750 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-10-26 20:54:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-10-26 20:54:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-10-26 20:54:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-10-26 20:54:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-10-26 20:54:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure eem_linkcmd [2018-10-26 20:54:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_linkcmd [2018-10-26 20:54:53,751 INFO L130 BoogieDeclarations]: Found specification of procedure eem_tx_fixup [2018-10-26 20:54:53,751 INFO L138 BoogieDeclarations]: Found implementation of procedure eem_tx_fixup [2018-10-26 20:55:02,993 INFO L341 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-10-26 20:55:02,994 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:55:02 BoogieIcfgContainer [2018-10-26 20:55:02,994 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-10-26 20:55:02,995 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-10-26 20:55:02,995 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-10-26 20:55:02,998 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-10-26 20:55:02,998 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.10 08:54:50" (1/3) ... [2018-10-26 20:55:02,999 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7458803e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:55:02, skipping insertion in model container [2018-10-26 20:55:03,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.10 08:54:53" (2/3) ... [2018-10-26 20:55:03,000 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7458803e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.10 08:55:03, skipping insertion in model container [2018-10-26 20:55:03,000 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:55:02" (3/3) ... [2018-10-26 20:55:03,002 INFO L112 eAbstractionObserver]: Analyzing ICFG 205_9a_array_safes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--usb--cdc_eem.ko-entry_point_true-unreach-call.cil.out.c [2018-10-26 20:55:03,011 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-10-26 20:55:03,019 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-10-26 20:55:03,033 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-10-26 20:55:03,060 INFO L135 ementStrategyFactory]: Using default assertion order modulation [2018-10-26 20:55:03,061 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-10-26 20:55:03,061 INFO L383 AbstractCegarLoop]: Hoare is true [2018-10-26 20:55:03,061 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-10-26 20:55:03,061 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-10-26 20:55:03,062 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-10-26 20:55:03,062 INFO L387 AbstractCegarLoop]: Difference is false [2018-10-26 20:55:03,062 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-10-26 20:55:03,062 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-10-26 20:55:03,084 INFO L276 IsEmpty]: Start isEmpty. Operand 366 states. [2018-10-26 20:55:03,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2018-10-26 20:55:03,094 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:03,095 INFO L375 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:03,098 INFO L424 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:03,103 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:03,103 INFO L82 PathProgramCache]: Analyzing trace with hash -1803154655, now seen corresponding path program 1 times [2018-10-26 20:55:03,108 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:03,109 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/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 [2018-10-26 20:55:03,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:03,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:03,355 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:03,425 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:55:03,425 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (2)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 20:55:03,436 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:03,436 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:55:03,438 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:55:03,450 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:55:03,452 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:03,454 INFO L87 Difference]: Start difference. First operand 366 states. Second operand 3 states. [2018-10-26 20:55:05,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:05,828 INFO L93 Difference]: Finished difference Result 992 states and 1292 transitions. [2018-10-26 20:55:05,828 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:55:05,829 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 61 [2018-10-26 20:55:05,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:05,854 INFO L225 Difference]: With dead ends: 992 [2018-10-26 20:55:05,856 INFO L226 Difference]: Without dead ends: 634 [2018-10-26 20:55:05,862 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 60 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:05,885 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 634 states. [2018-10-26 20:55:05,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 634 to 634. [2018-10-26 20:55:05,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 634 states. [2018-10-26 20:55:05,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 634 states to 634 states and 808 transitions. [2018-10-26 20:55:05,969 INFO L78 Accepts]: Start accepts. Automaton has 634 states and 808 transitions. Word has length 61 [2018-10-26 20:55:05,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:05,971 INFO L481 AbstractCegarLoop]: Abstraction has 634 states and 808 transitions. [2018-10-26 20:55:05,971 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:55:05,971 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 808 transitions. [2018-10-26 20:55:05,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2018-10-26 20:55:05,980 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:05,980 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 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] [2018-10-26 20:55:05,980 INFO L424 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:05,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:05,981 INFO L82 PathProgramCache]: Analyzing trace with hash 340249800, now seen corresponding path program 1 times [2018-10-26 20:55:05,982 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:05,982 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 3 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 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:06,012 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:06,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:06,251 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:06,644 WARN L179 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 13 DAG size of output: 8 [2018-10-26 20:55:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:55:06,801 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:55:06,804 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:06,805 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-10-26 20:55:06,806 INFO L460 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-10-26 20:55:06,807 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-10-26 20:55:06,807 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2018-10-26 20:55:06,807 INFO L87 Difference]: Start difference. First operand 634 states and 808 transitions. Second operand 6 states. [2018-10-26 20:55:10,857 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:10,857 INFO L93 Difference]: Finished difference Result 1243 states and 1597 transitions. [2018-10-26 20:55:10,861 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-10-26 20:55:10,862 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 77 [2018-10-26 20:55:10,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:10,875 INFO L225 Difference]: With dead ends: 1243 [2018-10-26 20:55:10,876 INFO L226 Difference]: Without dead ends: 1224 [2018-10-26 20:55:10,878 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2018-10-26 20:55:10,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1224 states. [2018-10-26 20:55:10,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1224 to 1214. [2018-10-26 20:55:10,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1214 states. [2018-10-26 20:55:10,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 1214 states and 1564 transitions. [2018-10-26 20:55:10,995 INFO L78 Accepts]: Start accepts. Automaton has 1214 states and 1564 transitions. Word has length 77 [2018-10-26 20:55:10,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:10,998 INFO L481 AbstractCegarLoop]: Abstraction has 1214 states and 1564 transitions. [2018-10-26 20:55:10,998 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-10-26 20:55:10,998 INFO L276 IsEmpty]: Start isEmpty. Operand 1214 states and 1564 transitions. [2018-10-26 20:55:11,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2018-10-26 20:55:11,013 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:11,013 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:11,013 INFO L424 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:11,013 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:11,013 INFO L82 PathProgramCache]: Analyzing trace with hash 813745905, now seen corresponding path program 1 times [2018-10-26 20:55:11,014 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:11,014 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 4 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 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:11,045 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:11,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:11,367 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:11,411 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2018-10-26 20:55:11,412 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:55:11,416 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:11,416 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:55:11,416 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:55:11,416 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:55:11,417 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:11,417 INFO L87 Difference]: Start difference. First operand 1214 states and 1564 transitions. Second operand 3 states. [2018-10-26 20:55:11,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:11,816 INFO L93 Difference]: Finished difference Result 2618 states and 3414 transitions. [2018-10-26 20:55:11,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:55:11,817 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 141 [2018-10-26 20:55:11,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:11,823 INFO L225 Difference]: With dead ends: 2618 [2018-10-26 20:55:11,824 INFO L226 Difference]: Without dead ends: 1429 [2018-10-26 20:55:11,828 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:11,829 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1429 states. [2018-10-26 20:55:11,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1429 to 1410. [2018-10-26 20:55:11,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1410 states. [2018-10-26 20:55:11,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1410 states to 1410 states and 1857 transitions. [2018-10-26 20:55:11,898 INFO L78 Accepts]: Start accepts. Automaton has 1410 states and 1857 transitions. Word has length 141 [2018-10-26 20:55:11,899 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:11,899 INFO L481 AbstractCegarLoop]: Abstraction has 1410 states and 1857 transitions. [2018-10-26 20:55:11,899 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:55:11,899 INFO L276 IsEmpty]: Start isEmpty. Operand 1410 states and 1857 transitions. [2018-10-26 20:55:11,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 20:55:11,907 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:11,908 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:11,908 INFO L424 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:11,908 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:11,909 INFO L82 PathProgramCache]: Analyzing trace with hash -189816492, now seen corresponding path program 1 times [2018-10-26 20:55:11,910 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:11,911 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 5 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 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:11,941 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:12,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:12,244 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:12,313 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2018-10-26 20:55:12,313 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (5)] Exception during sending of exit command (exit): Broken pipe [2018-10-26 20:55:12,317 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:12,317 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:55:12,318 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:55:12,319 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:55:12,319 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:12,320 INFO L87 Difference]: Start difference. First operand 1410 states and 1857 transitions. Second operand 3 states. [2018-10-26 20:55:14,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:14,874 INFO L93 Difference]: Finished difference Result 3824 states and 5024 transitions. [2018-10-26 20:55:14,875 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:55:14,875 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2018-10-26 20:55:14,876 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:14,886 INFO L225 Difference]: With dead ends: 3824 [2018-10-26 20:55:14,887 INFO L226 Difference]: Without dead ends: 2449 [2018-10-26 20:55:14,891 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:14,894 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2449 states. [2018-10-26 20:55:14,974 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2449 to 2430. [2018-10-26 20:55:14,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2430 states. [2018-10-26 20:55:14,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2430 states to 2430 states and 3161 transitions. [2018-10-26 20:55:14,986 INFO L78 Accepts]: Start accepts. Automaton has 2430 states and 3161 transitions. Word has length 171 [2018-10-26 20:55:14,986 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:14,986 INFO L481 AbstractCegarLoop]: Abstraction has 2430 states and 3161 transitions. [2018-10-26 20:55:14,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:55:14,987 INFO L276 IsEmpty]: Start isEmpty. Operand 2430 states and 3161 transitions. [2018-10-26 20:55:14,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2018-10-26 20:55:14,992 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:14,992 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:14,993 INFO L424 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:14,993 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:14,993 INFO L82 PathProgramCache]: Analyzing trace with hash -731244364, now seen corresponding path program 1 times [2018-10-26 20:55:14,993 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:14,994 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 6 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 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:15,033 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:15,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:15,314 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:15,344 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2018-10-26 20:55:15,344 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:55:15,347 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:15,347 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-10-26 20:55:15,347 INFO L460 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-10-26 20:55:15,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-10-26 20:55:15,348 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:15,348 INFO L87 Difference]: Start difference. First operand 2430 states and 3161 transitions. Second operand 3 states. [2018-10-26 20:55:15,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:15,467 INFO L93 Difference]: Finished difference Result 3663 states and 4794 transitions. [2018-10-26 20:55:15,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-10-26 20:55:15,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 171 [2018-10-26 20:55:15,469 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:15,484 INFO L225 Difference]: With dead ends: 3663 [2018-10-26 20:55:15,484 INFO L226 Difference]: Without dead ends: 2446 [2018-10-26 20:55:15,488 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 169 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-10-26 20:55:15,491 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2446 states. [2018-10-26 20:55:15,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2446 to 2446. [2018-10-26 20:55:15,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2446 states. [2018-10-26 20:55:15,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2446 states to 2446 states and 3177 transitions. [2018-10-26 20:55:15,598 INFO L78 Accepts]: Start accepts. Automaton has 2446 states and 3177 transitions. Word has length 171 [2018-10-26 20:55:15,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:15,598 INFO L481 AbstractCegarLoop]: Abstraction has 2446 states and 3177 transitions. [2018-10-26 20:55:15,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-10-26 20:55:15,598 INFO L276 IsEmpty]: Start isEmpty. Operand 2446 states and 3177 transitions. [2018-10-26 20:55:15,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2018-10-26 20:55:15,604 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:15,604 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:15,604 INFO L424 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:15,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:15,604 INFO L82 PathProgramCache]: Analyzing trace with hash -1880302893, now seen corresponding path program 1 times [2018-10-26 20:55:15,605 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:15,605 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 7 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 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:15,635 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:16,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:16,478 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:16,545 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-10-26 20:55:16,545 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:55:16,549 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-10-26 20:55:16,549 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-10-26 20:55:16,550 INFO L460 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-10-26 20:55:16,550 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-10-26 20:55:16,550 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-10-26 20:55:16,550 INFO L87 Difference]: Start difference. First operand 2446 states and 3177 transitions. Second operand 4 states. [2018-10-26 20:55:16,665 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:16,665 INFO L93 Difference]: Finished difference Result 4867 states and 6327 transitions. [2018-10-26 20:55:16,667 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-10-26 20:55:16,667 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 173 [2018-10-26 20:55:16,668 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:16,681 INFO L225 Difference]: With dead ends: 4867 [2018-10-26 20:55:16,681 INFO L226 Difference]: Without dead ends: 2447 [2018-10-26 20:55:16,686 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 173 GetRequests, 170 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2018-10-26 20:55:16,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2447 states. [2018-10-26 20:55:16,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2447 to 2447. [2018-10-26 20:55:16,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2447 states. [2018-10-26 20:55:16,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2447 states to 2447 states and 3178 transitions. [2018-10-26 20:55:16,809 INFO L78 Accepts]: Start accepts. Automaton has 2447 states and 3178 transitions. Word has length 173 [2018-10-26 20:55:16,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:16,810 INFO L481 AbstractCegarLoop]: Abstraction has 2447 states and 3178 transitions. [2018-10-26 20:55:16,810 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-10-26 20:55:16,810 INFO L276 IsEmpty]: Start isEmpty. Operand 2447 states and 3178 transitions. [2018-10-26 20:55:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2018-10-26 20:55:16,816 INFO L367 BasicCegarLoop]: Found error trace [2018-10-26 20:55:16,816 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-10-26 20:55:16,817 INFO L424 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-10-26 20:55:16,817 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-10-26 20:55:16,817 INFO L82 PathProgramCache]: Analyzing trace with hash 2060183239, now seen corresponding path program 1 times [2018-10-26 20:55:16,817 INFO L225 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-10-26 20:55:16,818 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/cvc4nyu Starting monitored process 8 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 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-10-26 20:55:16,854 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:17,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:17,658 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:17,724 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 31 proven. 1 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 20:55:17,724 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-10-26 20:55:18,377 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2018-10-26 20:55:18,381 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-10-26 20:55:18,381 INFO L225 ckRefinementStrategy]: Switched to mode Z3_FPBP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-10-26 20:55:18,394 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-10-26 20:55:18,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-10-26 20:55:18,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-10-26 20:55:18,989 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2018-10-26 20:55:18,989 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-10-26 20:55:19,024 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 2 imperfect interpolant sequences. [2018-10-26 20:55:19,024 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [5, 5] total 12 [2018-10-26 20:55:19,025 INFO L460 AbstractCegarLoop]: Interpolant automaton has 12 states [2018-10-26 20:55:19,025 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2018-10-26 20:55:19,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2018-10-26 20:55:19,026 INFO L87 Difference]: Start difference. First operand 2447 states and 3178 transitions. Second operand 12 states. [2018-10-26 20:55:28,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-10-26 20:55:28,087 INFO L93 Difference]: Finished difference Result 3632 states and 4743 transitions. [2018-10-26 20:55:28,107 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2018-10-26 20:55:28,107 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 175 [2018-10-26 20:55:28,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-10-26 20:55:28,108 INFO L225 Difference]: With dead ends: 3632 [2018-10-26 20:55:28,108 INFO L226 Difference]: Without dead ends: 0 [2018-10-26 20:55:28,114 INFO L605 BasicCegarLoop]: 0 DeclaredPredicates, 533 GetRequests, 514 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=281, Unknown=0, NotChecked=0, Total=380 [2018-10-26 20:55:28,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-10-26 20:55:28,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-10-26 20:55:28,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-10-26 20:55:28,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-10-26 20:55:28,119 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 175 [2018-10-26 20:55:28,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-10-26 20:55:28,119 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-10-26 20:55:28,119 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2018-10-26 20:55:28,119 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-10-26 20:55:28,119 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-10-26 20:55:28,125 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-10-26 20:55:28,961 WARN L179 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-10-26 20:55:29,347 WARN L179 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 23 DAG size of output: 1 [2018-10-26 20:55:29,682 WARN L179 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 25 DAG size of output: 7 [2018-10-26 20:55:30,200 WARN L179 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2018-10-26 20:55:31,049 INFO L425 ceAbstractionStarter]: For program point __fswab32FINAL(lines 5489 5497) no Hoare annotation was computed. [2018-10-26 20:55:31,049 INFO L425 ceAbstractionStarter]: For program point __fswab32EXIT(lines 5489 5497) no Hoare annotation was computed. [2018-10-26 20:55:31,049 INFO L428 ceAbstractionStarter]: At program point __fswab32ENTRY(lines 5489 5497) the Hoare annotation is: true [2018-10-26 20:55:31,049 INFO L428 ceAbstractionStarter]: At program point L5494(line 5494) the Hoare annotation is: true [2018-10-26 20:55:31,049 INFO L425 ceAbstractionStarter]: For program point L5494-1(line 5494) no Hoare annotation was computed. [2018-10-26 20:55:31,049 INFO L428 ceAbstractionStarter]: At program point L5787(line 5787) the Hoare annotation is: true [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L5787-1(line 5787) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point get_unaligned_be32EXIT(lines 5782 5790) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L428 ceAbstractionStarter]: At program point get_unaligned_be32ENTRY(lines 5782 5790) the Hoare annotation is: true [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point get_unaligned_be32FINAL(lines 5782 5790) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6295(lines 6295 6299) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 6207 6424) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6328-1(lines 6326 6341) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6328(lines 6328 6334) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6312(line 6312) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6345(line 6345) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L428 ceAbstractionStarter]: At program point L6346(line 6346) the Hoare annotation is: true [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6280(line 6280) no Hoare annotation was computed. [2018-10-26 20:55:31,050 INFO L425 ceAbstractionStarter]: For program point L6313(lines 6313 6351) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 6207 6424) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6281(lines 6281 6290) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L421 ceAbstractionStarter]: At program point L6331(line 6331) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (and (= (bvadd ~ldv_state_variable_2~0 (_ bv4294967295 32)) (_ bv0 32)) (= |old(~last_index~0)| ~last_index~0))) [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6315(lines 6315 6347) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6398(line 6398) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6365-1(line 6365) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L421 ceAbstractionStarter]: At program point L6365(line 6365) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6415(line 6415) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6283(lines 6283 6287) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6316(line 6316) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6399(lines 6399 6405) no Hoare annotation was computed. [2018-10-26 20:55:31,051 INFO L425 ceAbstractionStarter]: For program point L6234(lines 6234 6417) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L428 ceAbstractionStarter]: At program point L6416(line 6416) the Hoare annotation is: true [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6317(lines 6317 6323) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6235(line 6235) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6268(line 6268) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L421 ceAbstractionStarter]: At program point L6318(line 6318) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= ~last_index~0 (_ bv0 32))) [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6384(line 6384) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6252(line 6252) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6318-1(line 6318) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6269(lines 6269 6278) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6236(lines 6236 6310) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L421 ceAbstractionStarter]: At program point L6418(lines 6220 6423) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6385-2(lines 6356 6409) no Hoare annotation was computed. [2018-10-26 20:55:31,052 INFO L425 ceAbstractionStarter]: For program point L6385(lines 6385 6390) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6253-2(lines 6238 6306) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6253(lines 6253 6259) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L421 ceAbstractionStarter]: At program point L6386(line 6386) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (and (= (bvadd ~ldv_state_variable_2~0 (_ bv4294967295 32)) (_ bv0 32)) (= |old(~last_index~0)| ~last_index~0))) [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6353(line 6353) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6386-1(line 6386) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L421 ceAbstractionStarter]: At program point L6221(line 6221) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6221-1(line 6221) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6271(lines 6271 6275) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6238(lines 6238 6306) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6304(line 6304) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L421 ceAbstractionStarter]: At program point L6337(lines 6220 6423) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= ~last_index~0 (_ bv0 32))) [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6354(lines 6354 6413) no Hoare annotation was computed. [2018-10-26 20:55:31,053 INFO L425 ceAbstractionStarter]: For program point L6371(line 6371) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6239(line 6239) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L428 ceAbstractionStarter]: At program point L6305(line 6305) the Hoare annotation is: true [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6421(line 6421) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L421 ceAbstractionStarter]: At program point L6223(line 6223) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6223-1(line 6223) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6372(lines 6372 6382) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6240(lines 6240 6250) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 6207 6424) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6356(lines 6356 6409) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6373-1(line 6373) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L421 ceAbstractionStarter]: At program point L6373(line 6373) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (and (= (bvadd ~ldv_state_variable_2~0 (_ bv4294967295 32)) (_ bv0 32)) (= |old(~last_index~0)| ~last_index~0))) [2018-10-26 20:55:31,054 INFO L425 ceAbstractionStarter]: For program point L6357(line 6357) no Hoare annotation was computed. [2018-10-26 20:55:31,054 INFO L421 ceAbstractionStarter]: At program point L6225(line 6225) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,055 INFO L421 ceAbstractionStarter]: At program point L6225-1(line 6225) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,055 INFO L425 ceAbstractionStarter]: For program point L6374(lines 6374 6379) no Hoare annotation was computed. [2018-10-26 20:55:31,055 INFO L425 ceAbstractionStarter]: For program point L6407(line 6407) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6242(lines 6242 6247) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6358(lines 6358 6363) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6226(line 6226) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6358-2(lines 6356 6409) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6292(line 6292) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6325(line 6325) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L428 ceAbstractionStarter]: At program point L6408(line 6408) the Hoare annotation is: true [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6326(lines 6326 6343) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6359-1(line 6359) no Hoare annotation was computed. [2018-10-26 20:55:31,065 INFO L421 ceAbstractionStarter]: At program point L6359(line 6359) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (and (= (bvadd ~ldv_state_variable_2~0 (_ bv4294967295 32)) (_ bv0 32)) (= |old(~last_index~0)| ~last_index~0))) [2018-10-26 20:55:31,065 INFO L425 ceAbstractionStarter]: For program point L6392-1(line 6392) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L421 ceAbstractionStarter]: At program point L6392(line 6392) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|)) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,066 INFO L421 ceAbstractionStarter]: At program point L6227(line 6227) the Hoare annotation is: (or (and (= |old(~last_index~0)| ~last_index~0) (= ~ldv_state_variable_2~0 (_ bv0 32))) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point L6227-1(line 6227) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point L6293(lines 6293 6302) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point L6327-1(line 6327) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L421 ceAbstractionStarter]: At program point L6327(line 6327) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (and (= |old(~last_index~0)| ~last_index~0) (= (bvadd ~ldv_state_variable_0~0 (_ bv4294967295 32)) (_ bv0 32))) (not (= (_ bv0 32) |old(~ldv_state_variable_2~0)|))) [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point __le32_to_cpupFINAL(lines 5507 5514) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L428 ceAbstractionStarter]: At program point __le32_to_cpupENTRY(lines 5507 5514) the Hoare annotation is: true [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point __le32_to_cpupEXIT(lines 5507 5514) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point __arch_swab32EXIT(lines 5480 5488) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L428 ceAbstractionStarter]: At program point __arch_swab32ENTRY(lines 5480 5488) the Hoare annotation is: true [2018-10-26 20:55:31,066 INFO L425 ceAbstractionStarter]: For program point __arch_swab32FINAL(lines 5480 5488) no Hoare annotation was computed. [2018-10-26 20:55:31,066 INFO L421 ceAbstractionStarter]: At program point ldv_set_initENTRY(lines 6499 6508) the Hoare annotation is: (or (= |old(~last_index~0)| ~last_index~0) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_state_variable_2~0))) [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_set_initEXIT(lines 6499 6508) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_set_initFINAL(lines 6499 6508) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L428 ceAbstractionStarter]: At program point eem_driver_exitENTRY(lines 6165 6173) the Hoare annotation is: true [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point eem_driver_exitFINAL(lines 6165 6173) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point eem_driver_exitEXIT(lines 6165 6173) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 5716 5724) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 5716 5724) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L428 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 5716 5724) the Hoare annotation is: true [2018-10-26 20:55:31,067 INFO L421 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 6671 6679) the Hoare annotation is: (or (= |old(~last_index~0)| ~last_index~0) (not (= |old(~last_index~0)| (_ bv0 32))) (not (= (_ bv0 32) ~ldv_state_variable_2~0))) [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 6671 6679) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L425 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 6671 6679) no Hoare annotation was computed. [2018-10-26 20:55:31,067 INFO L428 ceAbstractionStarter]: At program point L5503(line 5503) the Hoare annotation is: true [2018-10-26 20:55:31,067 INFO L428 ceAbstractionStarter]: At program point __swab32pENTRY(lines 5498 5506) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point L5503-1(line 5503) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point __swab32pEXIT(lines 5498 5506) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point __swab32pFINAL(lines 5498 5506) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point put_unaligned_le32EXIT(lines 5800 5808) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point put_unaligned_le32ENTRY(lines 5800 5808) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point put_unaligned_le32FINAL(lines 5800 5808) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point L6192-1(line 6192) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point ldv_initialize_driver_info_2ENTRY(lines 6184 6196) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point L6190(line 6190) the Hoare annotation is: true [2018-10-26 20:55:31,068 INFO L425 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2EXIT(lines 6184 6196) no Hoare annotation was computed. [2018-10-26 20:55:31,068 INFO L428 ceAbstractionStarter]: At program point L6192(line 6192) the Hoare annotation is: true [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point L6190-1(line 6190) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point ldv_initialize_driver_info_2FINAL(lines 6184 6196) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point skb_headroomFINAL(lines 5619 5626) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point skb_headroomEXIT(lines 5619 5626) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L428 ceAbstractionStarter]: At program point skb_headroomENTRY(lines 5619 5626) the Hoare annotation is: true [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point eem_driver_initFINAL(lines 6156 6164) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L428 ceAbstractionStarter]: At program point L6161(line 6161) the Hoare annotation is: true [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point L6161-1(line 6161) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L428 ceAbstractionStarter]: At program point eem_driver_initENTRY(lines 6156 6164) the Hoare annotation is: true [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point eem_driver_initEXIT(lines 6156 6164) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point ldv_set_is_emptyEXIT(lines 6603 6610) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L428 ceAbstractionStarter]: At program point ldv_set_is_emptyENTRY(lines 6603 6610) the Hoare annotation is: true [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point ldv_set_is_emptyFINAL(lines 6603 6610) no Hoare annotation was computed. [2018-10-26 20:55:31,069 INFO L425 ceAbstractionStarter]: For program point L6563-4(lines 6563 6571) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L421 ceAbstractionStarter]: At program point L6563-3(lines 6563 6571) the Hoare annotation is: (not (= |old(~last_index~0)| (_ bv0 32))) [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6561-1(lines 6539 6578) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6553(lines 6553 6558) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6547-1(lines 6547 6560) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6547-4(lines 6544 6577) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L421 ceAbstractionStarter]: At program point L6547-3(lines 6547 6560) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (and (= ldv_set_remove_~i~1 (_ bv0 32)) (= |old(~last_index~0)| ~last_index~0) (= (bvadd ldv_set_remove_~deleted_index~0 (_ bv1 32)) (_ bv0 32)))) [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6564-1(lines 6564 6568) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6564(lines 6564 6568) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L421 ceAbstractionStarter]: At program point ldv_set_removeENTRY(lines 6539 6578) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6548-1(lines 6548 6552) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6548(lines 6548 6552) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point L6563-1(lines 6563 6571) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point ldv_set_removeEXIT(lines 6539 6578) no Hoare annotation was computed. [2018-10-26 20:55:31,070 INFO L428 ceAbstractionStarter]: At program point skb_reset_tail_pointerENTRY(lines 5597 5605) the Hoare annotation is: true [2018-10-26 20:55:31,070 INFO L425 ceAbstractionStarter]: For program point skb_reset_tail_pointerFINAL(lines 5597 5605) no Hoare annotation was computed. [2018-10-26 20:55:31,071 INFO L425 ceAbstractionStarter]: For program point skb_reset_tail_pointerEXIT(lines 5597 5605) no Hoare annotation was computed. [2018-10-26 20:55:31,071 INFO L428 ceAbstractionStarter]: At program point skb_end_pointerENTRY(lines 5560 5567) the Hoare annotation is: true [2018-10-26 20:55:31,071 INFO L425 ceAbstractionStarter]: For program point skb_end_pointerEXIT(lines 5560 5567) no Hoare annotation was computed. [2018-10-26 20:55:31,079 INFO L425 ceAbstractionStarter]: For program point skb_end_pointerFINAL(lines 5560 5567) no Hoare annotation was computed. [2018-10-26 20:55:31,079 INFO L428 ceAbstractionStarter]: At program point skb_is_nonlinearENTRY(lines 5589 5596) the Hoare annotation is: true [2018-10-26 20:55:31,079 INFO L425 ceAbstractionStarter]: For program point skb_is_nonlinearFINAL(lines 5589 5596) no Hoare annotation was computed. [2018-10-26 20:55:31,079 INFO L425 ceAbstractionStarter]: For program point skb_is_nonlinearEXIT(lines 5589 5596) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L421 ceAbstractionStarter]: At program point ldv_skb_freeENTRY(lines 6680 6688) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point ldv_skb_freeFINAL(lines 6680 6688) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L421 ceAbstractionStarter]: At program point L6685(line 6685) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point ldv_skb_freeEXIT(lines 6680 6688) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point skb_clonedFINAL(lines 5568 5588) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L428 ceAbstractionStarter]: At program point skb_clonedENTRY(lines 5568 5588) the Hoare annotation is: true [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point L5578(lines 5578 5582) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point skb_clonedEXIT(lines 5568 5588) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point L5575(lines 5575 5585) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point L5576-1(line 5576) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point L5575-1(lines 5575 5585) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L428 ceAbstractionStarter]: At program point L5577(line 5577) the Hoare annotation is: true [2018-10-26 20:55:31,080 INFO L428 ceAbstractionStarter]: At program point L5576(line 5576) the Hoare annotation is: true [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point L5577-1(line 5577) no Hoare annotation was computed. [2018-10-26 20:55:31,080 INFO L425 ceAbstractionStarter]: For program point get_unaligned_le32FINAL(lines 5773 5781) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point L5778-1(line 5778) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point get_unaligned_le32ENTRY(lines 5773 5781) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point L5778(line 5778) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point get_unaligned_le32EXIT(lines 5773 5781) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point L6202(line 6202) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point L6202-1(line 6202) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1EXIT(lines 6197 6206) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point ldv_usb_driver_1ENTRY(lines 6197 6206) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point ldv_usb_driver_1FINAL(lines 6197 6206) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point dev_set_drvdataFINAL(lines 5544 5552) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point dev_set_drvdataEXIT(lines 5544 5552) no Hoare annotation was computed. [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point dev_set_drvdataENTRY(lines 5544 5552) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L428 ceAbstractionStarter]: At program point skb_tailroomENTRY(lines 5627 5635) the Hoare annotation is: true [2018-10-26 20:55:31,081 INFO L425 ceAbstractionStarter]: For program point L5632-1(line 5632) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point L5633-2(line 5633) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point L5633(line 5633) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L428 ceAbstractionStarter]: At program point L5632(line 5632) the Hoare annotation is: true [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point skb_tailroomFINAL(lines 5627 5635) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point skb_tailroomEXIT(lines 5627 5635) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point __le16_to_cpupFINAL(lines 5515 5522) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point __le16_to_cpupEXIT(lines 5515 5522) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L428 ceAbstractionStarter]: At program point __le16_to_cpupENTRY(lines 5515 5522) the Hoare annotation is: true [2018-10-26 20:55:31,082 INFO L428 ceAbstractionStarter]: At program point __be32_to_cpupENTRY(lines 5523 5531) the Hoare annotation is: true [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point __be32_to_cpupEXIT(lines 5523 5531) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point L5528-1(line 5528) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point __be32_to_cpupFINAL(lines 5523 5531) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L428 ceAbstractionStarter]: At program point L5528(line 5528) the Hoare annotation is: true [2018-10-26 20:55:31,082 INFO L428 ceAbstractionStarter]: At program point usb_fill_bulk_urbENTRY(lines 5824 5840) the Hoare annotation is: true [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point usb_fill_bulk_urbFINAL(lines 5824 5840) no Hoare annotation was computed. [2018-10-26 20:55:31,082 INFO L425 ceAbstractionStarter]: For program point usb_fill_bulk_urbEXIT(lines 5824 5840) no Hoare annotation was computed. [2018-10-26 20:55:31,083 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 5707 5715) no Hoare annotation was computed. [2018-10-26 20:55:31,083 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 5707 5715) the Hoare annotation is: true [2018-10-26 20:55:31,083 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 5713) no Hoare annotation was computed. [2018-10-26 20:55:31,091 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 5707 5715) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,092 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memmoveENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memmoveFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memmoveEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point driver_ofEXIT(lines 5845 5853) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point driver_ofFINAL(lines 5845 5853) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L428 ceAbstractionStarter]: At program point driver_ofENTRY(lines 5845 5853) the Hoare annotation is: true [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 5725 5732) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 5725 5732) the Hoare annotation is: true [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 5725 5732) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_13FINAL(lines 6485 6494) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_13EXIT(lines 6485 6494) no Hoare annotation was computed. [2018-10-26 20:55:31,092 INFO L428 ceAbstractionStarter]: At program point ldv_usb_deregister_13ENTRY(lines 6485 6494) the Hoare annotation is: true [2018-10-26 20:55:31,092 INFO L425 ceAbstractionStarter]: For program point L6481-1(line 6481) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L428 ceAbstractionStarter]: At program point L6481(line 6481) the Hoare annotation is: true [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_12FINAL(lines 6470 6484) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_12EXIT(lines 6470 6484) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L428 ceAbstractionStarter]: At program point ldv_usb_register_driver_12ENTRY(lines 6470 6484) the Hoare annotation is: true [2018-10-26 20:55:31,096 INFO L428 ceAbstractionStarter]: At program point put_unaligned_le16ENTRY(lines 5791 5799) the Hoare annotation is: true [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point put_unaligned_le16FINAL(lines 5791 5799) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point put_unaligned_le16EXIT(lines 5791 5799) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point atomic_readFINAL(lines 5536 5543) no Hoare annotation was computed. [2018-10-26 20:55:31,096 INFO L425 ceAbstractionStarter]: For program point atomic_readEXIT(lines 5536 5543) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L428 ceAbstractionStarter]: At program point atomic_readENTRY(lines 5536 5543) the Hoare annotation is: true [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,097 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L428 ceAbstractionStarter]: At program point usb_set_intfdataENTRY(lines 5809 5817) the Hoare annotation is: true [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point usb_set_intfdataFINAL(lines 5809 5817) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L428 ceAbstractionStarter]: At program point L5814(line 5814) the Hoare annotation is: true [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point usb_set_intfdataEXIT(lines 5809 5817) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point L6105-1(lines 6105 6112) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point L6130(lines 6130 6134) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point L6064-2(line 6064) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L421 ceAbstractionStarter]: At program point L6097(lines 6097 6098) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point L6064(line 6064) no Hoare annotation was computed. [2018-10-26 20:55:31,097 INFO L425 ceAbstractionStarter]: For program point L6097-1(lines 6097 6098) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L421 ceAbstractionStarter]: At program point eem_rx_fixupENTRY(lines 5992 6138) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,098 INFO L421 ceAbstractionStarter]: At program point L6122(line 6122) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6114(lines 6114 6118) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point eem_rx_fixupFINAL(lines 5992 6138) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L421 ceAbstractionStarter]: At program point L6106(line 6106) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6106-1(line 6106) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6040(lines 6040 6073) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L421 ceAbstractionStarter]: At program point L6131(lines 6009 6137) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6065(line 6065) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6082(lines 6082 6086) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L421 ceAbstractionStarter]: At program point L6049(lines 6049 6050) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6049-1(lines 6049 6050) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6041(line 6041) no Hoare annotation was computed. [2018-10-26 20:55:31,098 INFO L425 ceAbstractionStarter]: For program point L6099(lines 6099 6103) no Hoare annotation was computed. [2018-10-26 20:55:31,099 INFO L421 ceAbstractionStarter]: At program point L6058(line 6058) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,099 INFO L421 ceAbstractionStarter]: At program point L6058-1(line 6058) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,099 INFO L425 ceAbstractionStarter]: For program point L6067(line 6067) no Hoare annotation was computed. [2018-10-26 20:55:31,099 INFO L425 ceAbstractionStarter]: For program point L6067-2(line 6067) no Hoare annotation was computed. [2018-10-26 20:55:31,101 INFO L425 ceAbstractionStarter]: For program point L6051(lines 6051 6055) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L421 ceAbstractionStarter]: At program point L6018(line 6018) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6018-1(line 6018) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6043(lines 6043 6047) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6076(lines 6076 6080) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6068-2(line 6068) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6068(line 6068) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6093-2(lines 6075 6126) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6093(lines 6093 6104) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point eem_rx_fixupEXIT(lines 5992 6138) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L421 ceAbstractionStarter]: At program point L6110(line 6110) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6110-1(line 6110) no Hoare annotation was computed. [2018-10-26 20:55:31,102 INFO L425 ceAbstractionStarter]: For program point L6069(line 6069) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6028-1(line 6028) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6061(line 6061) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L421 ceAbstractionStarter]: At program point L6028(line 6028) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,103 INFO L421 ceAbstractionStarter]: At program point L6119(line 6119) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6119-1(line 6119) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6020(lines 6020 6126) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6029(lines 6029 6034) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6087(lines 6087 6091) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L421 ceAbstractionStarter]: At program point L6120-1(lines 6020 6126) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6120(lines 6120 6125) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6021(lines 6021 6038) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point L6013(lines 6013 6017) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L421 ceAbstractionStarter]: At program point L6129(lines 6009 6137) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,103 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,103 INFO L421 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~last_index~0)| ~last_index~0) [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 6732 6745) the Hoare annotation is: true [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point L6737-1(line 6737) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L428 ceAbstractionStarter]: At program point L6737(line 6737) the Hoare annotation is: true [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point L6738(lines 6738 6742) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 6732 6745) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point L6741-1(lines 6732 6745) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L421 ceAbstractionStarter]: At program point L6741(line 6741) the Hoare annotation is: (not (= ~last_index~0 (_ bv0 32))) [2018-10-26 20:55:31,104 INFO L428 ceAbstractionStarter]: At program point skb_set_tail_pointerENTRY(lines 5606 5615) the Hoare annotation is: true [2018-10-26 20:55:31,104 INFO L428 ceAbstractionStarter]: At program point L5611(line 5611) the Hoare annotation is: true [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point L5611-1(line 5611) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point skb_set_tail_pointerFINAL(lines 5606 5615) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point skb_set_tail_pointerEXIT(lines 5606 5615) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point L5670(lines 5670 5677) no Hoare annotation was computed. [2018-10-26 20:55:31,104 INFO L425 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 5662 5679) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point L5673(line 5673) the Hoare annotation is: true [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point L5673-1(line 5673) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 5662 5679) the Hoare annotation is: true [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 5662 5679) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~last_index~0 (_ bv0 32)) (= ~ldv_state_variable_2~0 (_ bv0 32))) [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point get_unaligned_le16EXIT(lines 5764 5772) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point L5769(line 5769) the Hoare annotation is: true [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point L5769-1(line 5769) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point get_unaligned_le16ENTRY(lines 5764 5772) the Hoare annotation is: true [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point get_unaligned_le16FINAL(lines 5764 5772) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L425 ceAbstractionStarter]: For program point eem_bindEXIT(lines 5898 5918) no Hoare annotation was computed. [2018-10-26 20:55:31,105 INFO L428 ceAbstractionStarter]: At program point eem_bindENTRY(lines 5898 5918) the Hoare annotation is: true [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point eem_bindFINAL(lines 5898 5918) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L428 ceAbstractionStarter]: At program point L5907(line 5907) the Hoare annotation is: true [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5906(lines 5906 5913) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L428 ceAbstractionStarter]: At program point L5907-1(line 5907) the Hoare annotation is: true [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5908(line 5908) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5886(lines 5886 5894) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point eem_linkcmdEXIT(lines 5871 5897) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5889(line 5889) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L421 ceAbstractionStarter]: At program point L5888(lines 5876 5896) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,106 INFO L421 ceAbstractionStarter]: At program point L5883(lines 5883 5884) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,106 INFO L421 ceAbstractionStarter]: At program point eem_linkcmdENTRY(lines 5871 5897) the Hoare annotation is: (or (not (= |old(~last_index~0)| (_ bv0 32))) (= |old(~last_index~0)| ~last_index~0)) [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5883-1(lines 5883 5884) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point eem_linkcmdFINAL(lines 5871 5897) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L425 ceAbstractionStarter]: For program point L5878(lines 5878 5882) no Hoare annotation was computed. [2018-10-26 20:55:31,106 INFO L428 ceAbstractionStarter]: At program point dev_kfree_skb_anyENTRY(lines 5754 5762) the Hoare annotation is: true [2018-10-26 20:55:31,107 INFO L425 ceAbstractionStarter]: For program point dev_kfree_skb_anyEXIT(lines 5754 5762) no Hoare annotation was computed. [2018-10-26 20:55:31,107 INFO L425 ceAbstractionStarter]: For program point dev_kfree_skb_anyFINAL(lines 5754 5762) no Hoare annotation was computed. [2018-10-26 20:55:31,107 INFO L425 ceAbstractionStarter]: For program point L5983(lines 5983 5988) no Hoare annotation was computed. [2018-10-26 20:55:31,107 INFO L428 ceAbstractionStarter]: At program point L5985(line 5985) the Hoare annotation is: true [2018-10-26 20:55:31,110 INFO L428 ceAbstractionStarter]: At program point L5979(line 5979) the Hoare annotation is: true [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point L5946(lines 5946 5966) no Hoare annotation was computed. [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point L5979-1(line 5979) no Hoare annotation was computed. [2018-10-26 20:55:31,110 INFO L428 ceAbstractionStarter]: At program point L5975(lines 5935 5990) the Hoare annotation is: true [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point L5946-2(lines 5946 5966) no Hoare annotation was computed. [2018-10-26 20:55:31,110 INFO L428 ceAbstractionStarter]: At program point L5940-2(lines 5940 5944) the Hoare annotation is: true [2018-10-26 20:55:31,110 INFO L428 ceAbstractionStarter]: At program point L5973(line 5973) the Hoare annotation is: true [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point L5940(lines 5940 5944) no Hoare annotation was computed. [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2018-10-26 20:55:31,110 INFO L425 ceAbstractionStarter]: For program point eem_tx_fixupEXIT(lines 5919 5991) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point L5959(line 5959) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point L5957(line 5957) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5957-1(line 5957) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5951(lines 5951 5955) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point L5982(line 5982) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point eem_tx_fixupFINAL(lines 5919 5991) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point L5947(line 5947) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5947-1(line 5947) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point L5949(line 5949) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5982-1(lines 5935 5990) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5945(line 5945) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L428 ceAbstractionStarter]: At program point eem_tx_fixupENTRY(lines 5919 5991) the Hoare annotation is: true [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5968(lines 5968 5972) no Hoare annotation was computed. [2018-10-26 20:55:31,111 INFO L425 ceAbstractionStarter]: For program point L5956(lines 5956 5963) no Hoare annotation was computed. [2018-10-26 20:55:31,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.10 08:55:31 BoogieIcfgContainer [2018-10-26 20:55:31,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-10-26 20:55:31,152 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-10-26 20:55:31,152 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-10-26 20:55:31,152 INFO L276 PluginConnector]: Witness Printer initialized [2018-10-26 20:55:31,153 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.10 08:55:02" (3/4) ... [2018-10-26 20:55:31,158 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __fswab32 [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure get_unaligned_be32 [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __le32_to_cpup [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __arch_swab32 [2018-10-26 20:55:31,166 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_init [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_driver_exit [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __swab32p [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le32 [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize_driver_info_2 [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_headroom [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_driver_init [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_is_empty [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_set_remove [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_reset_tail_pointer [2018-10-26 20:55:31,167 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_end_pointer [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_is_nonlinear [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_skb_free [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_cloned [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure get_unaligned_le32 [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_driver_1 [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_set_drvdata [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_tailroom [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __le16_to_cpup [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __be32_to_cpup [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_fill_bulk_urb [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memmove [2018-10-26 20:55:31,168 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure driver_of [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_13 [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_12 [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure put_unaligned_le16 [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure atomic_read [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_rx_fixup [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure skb_set_tail_pointer [2018-10-26 20:55:31,169 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-10-26 20:55:31,170 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure get_unaligned_le16 [2018-10-26 20:55:31,170 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_bind [2018-10-26 20:55:31,170 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_linkcmd [2018-10-26 20:55:31,170 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dev_kfree_skb_any [2018-10-26 20:55:31,170 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure eem_tx_fixup [2018-10-26 20:55:31,216 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 524 nodes and edges [2018-10-26 20:55:31,218 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 254 nodes and edges [2018-10-26 20:55:31,221 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 124 nodes and edges [2018-10-26 20:55:31,223 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2018-10-26 20:55:31,225 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-10-26 20:55:31,261 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_state_variable_2))) || \old(last_index) == last_index [2018-10-26 20:55:31,261 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_state_variable_2))) || last_index == 0bv32 [2018-10-26 20:55:31,265 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || \old(last_index) == last_index [2018-10-26 20:55:31,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || \old(last_index) == last_index [2018-10-26 20:55:31,272 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || \old(last_index) == last_index [2018-10-26 20:55:31,273 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || \old(last_index) == last_index [2018-10-26 20:55:31,273 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) || ((i == 0bv32 && \old(last_index) == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32) [2018-10-26 20:55:31,273 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(last_index) == 0bv32) [2018-10-26 20:55:31,520 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ce5ff4db-9ca3-4f5b-ab62-5cbee6b1a8f7/bin-2019/utaipan/witness.graphml [2018-10-26 20:55:31,520 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-10-26 20:55:31,521 INFO L168 Benchmark]: Toolchain (without parser) took 40809.35 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 491.3 MB). Free memory was 943.8 MB in the beginning and 702.3 MB in the end (delta: 241.5 MB). Peak memory consumption was 732.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,522 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-10-26 20:55:31,522 INFO L168 Benchmark]: CACSL2BoogieTranslator took 2667.78 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.8 MB). Free memory was 943.8 MB in the beginning and 999.5 MB in the end (delta: -55.7 MB). Peak memory consumption was 236.0 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,522 INFO L168 Benchmark]: Boogie Procedure Inliner took 146.94 ms. Allocated memory is still 1.3 GB. Free memory was 999.5 MB in the beginning and 990.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,523 INFO L168 Benchmark]: Boogie Preprocessor took 145.25 ms. Allocated memory is still 1.3 GB. Free memory was 990.1 MB in the beginning and 975.4 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,523 INFO L168 Benchmark]: RCFGBuilder took 9319.78 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 18.9 MB). Free memory was 975.4 MB in the beginning and 986.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 268.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,523 INFO L168 Benchmark]: TraceAbstraction took 28156.93 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 207.6 MB). Free memory was 986.7 MB in the beginning and 745.1 MB in the end (delta: 241.6 MB). Peak memory consumption was 449.2 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,523 INFO L168 Benchmark]: Witness Printer took 368.55 ms. Allocated memory is still 1.5 GB. Free memory was 745.1 MB in the beginning and 702.3 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 11.5 GB. [2018-10-26 20:55:31,525 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 2667.78 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 264.8 MB). Free memory was 943.8 MB in the beginning and 999.5 MB in the end (delta: -55.7 MB). Peak memory consumption was 236.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 146.94 ms. Allocated memory is still 1.3 GB. Free memory was 999.5 MB in the beginning and 990.1 MB in the end (delta: 9.5 MB). Peak memory consumption was 9.5 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 145.25 ms. Allocated memory is still 1.3 GB. Free memory was 990.1 MB in the beginning and 975.4 MB in the end (delta: 14.6 MB). Peak memory consumption was 14.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 9319.78 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 18.9 MB). Free memory was 975.4 MB in the beginning and 986.7 MB in the end (delta: -11.3 MB). Peak memory consumption was 268.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 28156.93 ms. Allocated memory was 1.3 GB in the beginning and 1.5 GB in the end (delta: 207.6 MB). Free memory was 986.7 MB in the beginning and 745.1 MB in the end (delta: 241.6 MB). Peak memory consumption was 449.2 MB. Max. memory is 11.5 GB. * Witness Printer took 368.55 ms. Allocated memory is still 1.5 GB. Free memory was 745.1 MB in the beginning and 702.3 MB in the end (delta: 42.8 MB). Peak memory consumption was 42.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 5713]: 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: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6220]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_state_variable_2))) || \old(last_index) == last_index - InvariantResult [Line: 6547]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || ((i == 0bv32 && \old(last_index) == last_index) && ~bvadd16(deleted_index, 1bv32) == 0bv32) - InvariantResult [Line: 6563]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) - InvariantResult [Line: 6220]: Loop Invariant Derived loop invariant: (!(\old(last_index) == 0bv32) || !(0bv32 == \old(ldv_state_variable_2))) || last_index == 0bv32 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6009]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || \old(last_index) == last_index - InvariantResult [Line: 6020]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || \old(last_index) == last_index - InvariantResult [Line: 5876]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || \old(last_index) == last_index - InvariantResult [Line: 6009]: Loop Invariant Derived loop invariant: !(\old(last_index) == 0bv32) || \old(last_index) == last_index - InvariantResult [Line: 5935]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 50 procedures, 368 locations, 1 error locations. SAFE Result, 28.0s OverallTime, 7 OverallIterations, 5 TraceHistogramMax, 18.8s AutomataDifference, 0.0s DeadEndRemovalTime, 2.9s HoareAnnotationTime, HoareTripleCheckerStatistics: 3263 SDtfs, 1852 SDslu, 5320 SDs, 0 SdLazy, 1312 SolverSat, 225 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 17.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1324 GetRequests, 1292 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 36 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2447occurred in iteration=6, 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: 0.5s AutomataMinimizationTime, 7 MinimizatonAttempts, 48 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 122 LocationsWithAnnotation, 3228 PreInvPairs, 3323 NumberOfFragments, 544 HoareAnnotationTreeSize, 3228 FomulaSimplifications, 330 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 122 FomulaSimplificationsInter, 7632 FormulaSimplificationTreeSizeReductionInter, 2.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 2.1s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 1144 NumberOfCodeBlocks, 1144 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 1310 ConstructedInterpolants, 0 QuantifiedInterpolants, 287392 SizeOfPredicates, 9 NumberOfNonLiveVariables, 6520 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 9 InterpolantComputations, 7 PerfectInterpolantSequences, 380/388 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...