./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/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 522420384e59442e7eb91c7ea22df0bb872e9d93 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 16:44:19,651 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 16:44:19,652 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 16:44:19,660 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 16:44:19,660 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 16:44:19,661 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 16:44:19,662 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 16:44:19,663 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 16:44:19,664 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 16:44:19,665 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 16:44:19,665 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 16:44:19,666 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 16:44:19,667 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 16:44:19,667 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 16:44:19,668 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 16:44:19,668 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 16:44:19,669 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 16:44:19,671 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 16:44:19,672 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 16:44:19,673 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 16:44:19,674 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 16:44:19,675 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 16:44:19,676 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 16:44:19,677 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 16:44:19,677 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 16:44:19,677 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 16:44:19,678 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 16:44:19,679 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 16:44:19,679 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 16:44:19,680 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 16:44:19,680 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 16:44:19,680 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 16:44:19,681 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 16:44:19,681 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 16:44:19,681 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 16:44:19,682 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 16:44:19,682 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 16:44:19,692 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 16:44:19,692 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 16:44:19,692 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 16:44:19,693 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 16:44:19,693 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 16:44:19,694 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 16:44:19,694 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 16:44:19,694 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 16:44:19,694 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 16:44:19,694 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 16:44:19,694 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 16:44:19,695 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 16:44:19,695 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:44:19,696 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 16:44:19,696 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 16:44:19,696 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_061be46e-c83b-4482-86a5-6b592d2e5b67/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 -> 522420384e59442e7eb91c7ea22df0bb872e9d93 [2018-11-18 16:44:19,719 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 16:44:19,727 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 16:44:19,728 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 16:44:19,729 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 16:44:19,729 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 16:44:19,730 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.c [2018-11-18 16:44:19,763 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/data/706e4dce0/5d68ef1cf4004478b6e8c34625a384a1/FLAGd6df05302 [2018-11-18 16:44:20,325 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 16:44:20,325 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.c [2018-11-18 16:44:20,344 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/data/706e4dce0/5d68ef1cf4004478b6e8c34625a384a1/FLAGd6df05302 [2018-11-18 16:44:20,748 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/data/706e4dce0/5d68ef1cf4004478b6e8c34625a384a1 [2018-11-18 16:44:20,751 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 16:44:20,751 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 16:44:20,752 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 16:44:20,752 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 16:44:20,754 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 16:44:20,754 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:44:20" (1/1) ... [2018-11-18 16:44:20,756 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d27173b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:20, skipping insertion in model container [2018-11-18 16:44:20,756 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 04:44:20" (1/1) ... [2018-11-18 16:44:20,762 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 16:44:20,819 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 16:44:21,922 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:44:21,938 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 16:44:22,357 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 16:44:22,412 INFO L195 MainTranslator]: Completed translation [2018-11-18 16:44:22,412 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22 WrapperNode [2018-11-18 16:44:22,412 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 16:44:22,413 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 16:44:22,413 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 16:44:22,413 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 16:44:22,420 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,452 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 16:44:22,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 16:44:22,463 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 16:44:22,464 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 16:44:22,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,512 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,518 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,530 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... [2018-11-18 16:44:22,539 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 16:44:22,539 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 16:44:22,540 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 16:44:22,540 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 16:44:22,540 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 16:44:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2018-11-18 16:44:22,585 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_exit [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2018-11-18 16:44:22,586 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 16:44:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 16:44:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-18 16:44:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2018-11-18 16:44:22,587 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2018-11-18 16:44:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 16:44:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2018-11-18 16:44:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_interface [2018-11-18 16:44:22,587 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_mask [2018-11-18 16:44:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_mask [2018-11-18 16:44:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_probe [2018-11-18 16:44:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_probe [2018-11-18 16:44:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2018-11-18 16:44:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2018-11-18 16:44:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_exit [2018-11-18 16:44:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_exit [2018-11-18 16:44:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_urb [2018-11-18 16:44:22,588 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_init [2018-11-18 16:44:22,588 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_init [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2018-11-18 16:44:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_sram_set_dest [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 16:44:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 16:44:22,589 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kfree [2018-11-18 16:44:22,589 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_sram_ctrl [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_wan_set_speed [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 16:44:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_8 [2018-11-18 16:44:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_8 [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_kmalloc [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 16:44:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_device_initialize [2018-11-18 16:44:22,590 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2018-11-18 16:44:22,590 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2018-11-18 16:44:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_alloc_coherent [2018-11-18 16:44:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_disconnect [2018-11-18 16:44:22,591 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_disconnect [2018-11-18 16:44:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 16:44:22,591 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 16:44:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 16:44:22,591 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_driver_init [2018-11-18 16:44:22,591 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_driver_init [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2018-11-18 16:44:22,592 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_init [2018-11-18 16:44:22,592 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_init [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_transfer_exit [2018-11-18 16:44:22,592 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_transfer_exit [2018-11-18 16:44:22,592 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2018-11-18 16:44:22,593 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_9 [2018-11-18 16:44:22,593 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_9 [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2018-11-18 16:44:22,593 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure flexcop_usb_driver_exit [2018-11-18 16:44:22,593 INFO L138 BoogieDeclarations]: Found implementation of procedure flexcop_usb_driver_exit [2018-11-18 16:44:22,593 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2018-11-18 16:44:22,593 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure debug_dma_free_coherent [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2018-11-18 16:44:22,594 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 16:44:22,594 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_coherent_gfp_flags [2018-11-18 16:44:22,594 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_coherent_gfp_flags [2018-11-18 16:44:22,594 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_save_flags [2018-11-18 16:44:22,594 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_save_flags [2018-11-18 16:44:22,595 INFO L130 BoogieDeclarations]: Found specification of procedure is_device_dma_capable [2018-11-18 16:44:22,595 INFO L138 BoogieDeclarations]: Found implementation of procedure is_device_dma_capable [2018-11-18 16:44:22,595 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 16:44:22,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 16:44:22,595 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2018-11-18 16:44:22,595 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2018-11-18 16:44:25,742 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 16:44:25,742 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:44:25 BoogieIcfgContainer [2018-11-18 16:44:25,743 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 16:44:25,743 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 16:44:25,743 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 16:44:25,746 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 16:44:25,746 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 04:44:20" (1/3) ... [2018-11-18 16:44:25,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c1f691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:44:25, skipping insertion in model container [2018-11-18 16:44:25,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 04:44:22" (2/3) ... [2018-11-18 16:44:25,747 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2c1f691 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 04:44:25, skipping insertion in model container [2018-11-18 16:44:25,747 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:44:25" (3/3) ... [2018-11-18 16:44:25,749 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--media--usb--b2c2--b2c2-flexcop-usb.ko-main.cil.out.c [2018-11-18 16:44:25,756 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 16:44:25,763 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 16:44:25,775 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 16:44:25,802 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 16:44:25,802 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 16:44:25,802 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 16:44:25,802 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 16:44:25,802 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 16:44:25,802 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 16:44:25,802 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 16:44:25,802 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 16:44:25,817 INFO L276 IsEmpty]: Start isEmpty. Operand 261 states. [2018-11-18 16:44:25,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2018-11-18 16:44:25,821 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:44:25,822 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:44:25,823 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:44:25,826 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:25,826 INFO L82 PathProgramCache]: Analyzing trace with hash -323377467, now seen corresponding path program 1 times [2018-11-18 16:44:25,828 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:44:25,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:25,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:44:25,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:25,904 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:44:26,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:26,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:26,148 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:44:26,148 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:44:26,149 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:44:26,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:44:26,159 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:44:26,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:26,161 INFO L87 Difference]: Start difference. First operand 261 states. Second operand 3 states. [2018-11-18 16:44:28,258 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:44:28,258 INFO L93 Difference]: Finished difference Result 722 states and 920 transitions. [2018-11-18 16:44:28,259 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:44:28,259 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2018-11-18 16:44:28,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:44:28,270 INFO L225 Difference]: With dead ends: 722 [2018-11-18 16:44:28,270 INFO L226 Difference]: Without dead ends: 463 [2018-11-18 16:44:28,273 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:28,283 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 463 states. [2018-11-18 16:44:28,322 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 463 to 463. [2018-11-18 16:44:28,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-11-18 16:44:28,325 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 586 transitions. [2018-11-18 16:44:28,326 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 586 transitions. Word has length 29 [2018-11-18 16:44:28,326 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:44:28,326 INFO L480 AbstractCegarLoop]: Abstraction has 463 states and 586 transitions. [2018-11-18 16:44:28,327 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:44:28,327 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 586 transitions. [2018-11-18 16:44:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 16:44:28,328 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:44:28,328 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:44:28,329 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:44:28,329 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:28,329 INFO L82 PathProgramCache]: Analyzing trace with hash 560955304, now seen corresponding path program 1 times [2018-11-18 16:44:28,329 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:44:28,337 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:28,337 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:44:28,338 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:28,338 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:44:28,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:28,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:28,424 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:44:28,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:44:28,424 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:44:28,425 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:44:28,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:44:28,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:28,426 INFO L87 Difference]: Start difference. First operand 463 states and 586 transitions. Second operand 3 states. [2018-11-18 16:44:28,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:44:28,467 INFO L93 Difference]: Finished difference Result 481 states and 606 transitions. [2018-11-18 16:44:28,468 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:44:28,468 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-18 16:44:28,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:44:28,471 INFO L225 Difference]: With dead ends: 481 [2018-11-18 16:44:28,471 INFO L226 Difference]: Without dead ends: 472 [2018-11-18 16:44:28,472 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:28,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-11-18 16:44:28,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 463. [2018-11-18 16:44:28,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 463 states. [2018-11-18 16:44:28,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 463 states and 585 transitions. [2018-11-18 16:44:28,507 INFO L78 Accepts]: Start accepts. Automaton has 463 states and 585 transitions. Word has length 34 [2018-11-18 16:44:28,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:44:28,507 INFO L480 AbstractCegarLoop]: Abstraction has 463 states and 585 transitions. [2018-11-18 16:44:28,507 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:44:28,507 INFO L276 IsEmpty]: Start isEmpty. Operand 463 states and 585 transitions. [2018-11-18 16:44:28,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-18 16:44:28,508 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:44:28,509 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:44:28,509 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:44:28,509 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:28,509 INFO L82 PathProgramCache]: Analyzing trace with hash 618213606, now seen corresponding path program 1 times [2018-11-18 16:44:28,509 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:44:28,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:28,521 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:44:28,521 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:28,521 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:44:28,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:28,652 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:28,652 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:44:28,653 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:44:28,653 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:44:28,653 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:44:28,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:44:28,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:28,654 INFO L87 Difference]: Start difference. First operand 463 states and 585 transitions. Second operand 3 states. [2018-11-18 16:44:30,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:44:30,689 INFO L93 Difference]: Finished difference Result 465 states and 586 transitions. [2018-11-18 16:44:30,690 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:44:30,690 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-18 16:44:30,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:44:30,693 INFO L225 Difference]: With dead ends: 465 [2018-11-18 16:44:30,693 INFO L226 Difference]: Without dead ends: 462 [2018-11-18 16:44:30,694 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:30,694 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2018-11-18 16:44:30,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 462. [2018-11-18 16:44:30,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 462 states. [2018-11-18 16:44:30,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 583 transitions. [2018-11-18 16:44:30,721 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 583 transitions. Word has length 34 [2018-11-18 16:44:30,722 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:44:30,722 INFO L480 AbstractCegarLoop]: Abstraction has 462 states and 583 transitions. [2018-11-18 16:44:30,722 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:44:30,722 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 583 transitions. [2018-11-18 16:44:30,723 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2018-11-18 16:44:30,723 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:44:30,723 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:44:30,723 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:44:30,724 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:30,724 INFO L82 PathProgramCache]: Analyzing trace with hash 1984582124, now seen corresponding path program 1 times [2018-11-18 16:44:30,724 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:44:30,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:30,735 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:44:30,735 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:30,735 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:44:30,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:30,851 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:30,851 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:44:30,852 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:44:30,852 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:44:30,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:44:30,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:44:30,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:30,853 INFO L87 Difference]: Start difference. First operand 462 states and 583 transitions. Second operand 3 states. [2018-11-18 16:44:32,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:44:32,885 INFO L93 Difference]: Finished difference Result 464 states and 584 transitions. [2018-11-18 16:44:32,886 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:44:32,886 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2018-11-18 16:44:32,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:44:32,888 INFO L225 Difference]: With dead ends: 464 [2018-11-18 16:44:32,888 INFO L226 Difference]: Without dead ends: 461 [2018-11-18 16:44:32,889 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:32,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 461 states. [2018-11-18 16:44:32,907 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 461 to 461. [2018-11-18 16:44:32,907 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 461 states. [2018-11-18 16:44:32,909 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 461 states and 581 transitions. [2018-11-18 16:44:32,909 INFO L78 Accepts]: Start accepts. Automaton has 461 states and 581 transitions. Word has length 35 [2018-11-18 16:44:32,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:44:32,910 INFO L480 AbstractCegarLoop]: Abstraction has 461 states and 581 transitions. [2018-11-18 16:44:32,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:44:32,910 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 581 transitions. [2018-11-18 16:44:32,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2018-11-18 16:44:32,911 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 16:44:32,911 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 16:44:32,911 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 16:44:32,911 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 16:44:32,911 INFO L82 PathProgramCache]: Analyzing trace with hash 1392338089, now seen corresponding path program 1 times [2018-11-18 16:44:32,912 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 16:44:32,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:32,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 16:44:32,920 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 16:44:32,920 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 16:44:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 16:44:33,008 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 16:44:33,008 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 16:44:33,008 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 16:44:33,008 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 16:44:33,009 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 16:44:33,009 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 16:44:33,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:33,009 INFO L87 Difference]: Start difference. First operand 461 states and 581 transitions. Second operand 3 states. [2018-11-18 16:44:35,045 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 16:44:35,046 INFO L93 Difference]: Finished difference Result 461 states and 581 transitions. [2018-11-18 16:44:35,052 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 16:44:35,052 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 36 [2018-11-18 16:44:35,052 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 16:44:35,052 INFO L225 Difference]: With dead ends: 461 [2018-11-18 16:44:35,053 INFO L226 Difference]: Without dead ends: 0 [2018-11-18 16:44:35,054 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 16:44:35,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-18 16:44:35,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-18 16:44:35,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-18 16:44:35,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-18 16:44:35,055 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2018-11-18 16:44:35,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 16:44:35,056 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-18 16:44:35,056 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 16:44:35,056 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-18 16:44:35,056 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-18 16:44:35,061 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-18 16:44:36,281 INFO L425 ceAbstractionStarter]: For program point L6657-1(lines 6657 6658) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L428 ceAbstractionStarter]: At program point L6657(lines 6657 6658) the Hoare annotation is: true [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L6659-2(lines 6659 6663) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point get_dma_opsEXIT(lines 6653 6665) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L428 ceAbstractionStarter]: At program point get_dma_opsENTRY(lines 6653 6665) the Hoare annotation is: true [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point get_dma_opsFINAL(lines 6653 6665) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L6659(line 6659) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L7422(line 7422) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_initEXIT(lines 7416 7440) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L7437-1(line 7437) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L428 ceAbstractionStarter]: At program point L7437(line 7437) the Hoare annotation is: true [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L7431(line 7431) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_initFINAL(lines 7416 7440) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L7431-2(line 7431) no Hoare annotation was computed. [2018-11-18 16:44:36,282 INFO L425 ceAbstractionStarter]: For program point L7425(line 7425) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7421(lines 7421 7435) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_initENTRY(lines 7416 7440) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point L7436(lines 7419 7439) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7432(line 7432) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7428(line 7428) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7519-1(line 7519) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point L7519(line 7519) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_disconnectEXIT(lines 7510 7524) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7515-1(line 7515) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point L7515(line 7515) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7517-1(line 7517) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point L7517(line 7517) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_disconnectFINAL(lines 7510 7524) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_disconnectENTRY(lines 7510 7524) the Hoare annotation is: true [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7583(lines 7583 7614) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7616(line 7616) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point L7575-1(line 7575) no Hoare annotation was computed. [2018-11-18 16:44:36,283 INFO L425 ceAbstractionStarter]: For program point mainEXIT(lines 7569 7664) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L421 ceAbstractionStarter]: At program point L7575(line 7575) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (= ~ldv_retval_1~0 0)) [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7608(line 7608) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7600(lines 7600 7606) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L421 ceAbstractionStarter]: At program point L7658(lines 7574 7663) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1))) [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7617(lines 7617 7653) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7601-1(line 7601) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L421 ceAbstractionStarter]: At program point L7601(line 7601) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1))) [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7585(lines 7585 7610) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point mainFINAL(lines 7569 7664) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7586(line 7586) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7619(lines 7619 7649) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L421 ceAbstractionStarter]: At program point mainENTRY(lines 7569 7664) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (= ~ldv_retval_1~0 0)) [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7661(line 7661) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7587(lines 7587 7597) no Hoare annotation was computed. [2018-11-18 16:44:36,284 INFO L425 ceAbstractionStarter]: For program point L7620(line 7620) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7629(line 7629) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7588-1(line 7588) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L421 ceAbstractionStarter]: At program point L7588(line 7588) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1))) [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7621(lines 7621 7627) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7630(lines 7630 7645) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L421 ceAbstractionStarter]: At program point L7622(line 7622) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1))) [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7655(line 7655) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7589(lines 7589 7594) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7622-1(line 7622) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7647(line 7647) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7581(lines 7581 7657) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L421 ceAbstractionStarter]: At program point L7639(lines 7574 7663) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1))) [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7631-1(line 7631) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L421 ceAbstractionStarter]: At program point L7631(line 7631) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (and (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1) (= 1 ~ldv_state_variable_0~0))) [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7582(line 7582) no Hoare annotation was computed. [2018-11-18 16:44:36,285 INFO L425 ceAbstractionStarter]: For program point L7632-2(lines 7630 7643) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point L7599(line 7599) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point L7632(lines 7632 7636) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point usb_get_intfdataEXIT(lines 6599 6606) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L428 ceAbstractionStarter]: At program point usb_get_intfdataENTRY(lines 6599 6606) the Hoare annotation is: true [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point usb_get_intfdataFINAL(lines 6599 6606) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L428 ceAbstractionStarter]: At program point L6793-2(lines 6793 6797) the Hoare annotation is: true [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point pci_free_consistentEXIT(lines 6788 6801) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point L6793(lines 6793 6797) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L428 ceAbstractionStarter]: At program point pci_free_consistentENTRY(lines 6788 6801) the Hoare annotation is: true [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point pci_free_consistentFINAL(lines 6788 6801) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point L7551-1(line 7551) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L428 ceAbstractionStarter]: At program point L7551(line 7551) the Hoare annotation is: true [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_driver_initFINAL(lines 7547 7554) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_driver_initEXIT(lines 7547 7554) no Hoare annotation was computed. [2018-11-18 16:44:36,286 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_driver_initENTRY(lines 7547 7554) the Hoare annotation is: true [2018-11-18 16:44:36,287 INFO L428 ceAbstractionStarter]: At program point ldv_usb_deregister_9ENTRY(lines 7745 7753) the Hoare annotation is: true [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_9FINAL(lines 7745 7753) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ldv_usb_deregister_9EXIT(lines 7745 7753) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L428 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 7755 7761) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L428 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 7755 7761) the Hoare annotation is: true [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 7759) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L425 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 7755 7761) no Hoare annotation was computed. [2018-11-18 16:44:36,287 INFO L428 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 8127 8136) the Hoare annotation is: true [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 8127 8136) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 8127 8136) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point L6753-1(line 6753) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L428 ceAbstractionStarter]: At program point L6753(line 6753) the Hoare annotation is: true [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point L6762(line 6762) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point L6764-2(lines 6740 6773) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point L6764(lines 6764 6770) no Hoare annotation was computed. [2018-11-18 16:44:36,288 INFO L428 ceAbstractionStarter]: At program point L6756-2(lines 6756 6761) the Hoare annotation is: true [2018-11-18 16:44:36,288 INFO L425 ceAbstractionStarter]: For program point L6756(lines 6756 6761) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L428 ceAbstractionStarter]: At program point L6750(line 6750) the Hoare annotation is: true [2018-11-18 16:44:36,289 INFO L425 ceAbstractionStarter]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L428 ceAbstractionStarter]: At program point L6752(line 6752) the Hoare annotation is: true [2018-11-18 16:44:36,289 INFO L425 ceAbstractionStarter]: For program point L6750-1(line 6750) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L425 ceAbstractionStarter]: For program point L6767-1(line 6767) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L428 ceAbstractionStarter]: At program point L6767(line 6767) the Hoare annotation is: true [2018-11-18 16:44:36,289 INFO L425 ceAbstractionStarter]: For program point dma_free_attrsEXIT(lines 6740 6773) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L425 ceAbstractionStarter]: For program point L6755-1(line 6755) no Hoare annotation was computed. [2018-11-18 16:44:36,289 INFO L428 ceAbstractionStarter]: At program point dma_free_attrsENTRY(lines 6740 6773) the Hoare annotation is: true [2018-11-18 16:44:36,289 INFO L428 ceAbstractionStarter]: At program point L6755(line 6755) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7327-1(line 7327) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7327(line 7327) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7360-1(line 7360) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7360(line 7360) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_transfer_initEXIT(lines 7298 7415) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7352-2(lines 7352 7356) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7352(lines 7352 7356) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7344(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7402(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7340(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7394(lines 7394 7398) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7390(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L425 ceAbstractionStarter]: For program point L7394-2(lines 7394 7398) no Hoare annotation was computed. [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_transfer_initENTRY(lines 7298 7415) the Hoare annotation is: true [2018-11-18 16:44:36,290 INFO L428 ceAbstractionStarter]: At program point L7382(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7320(line 7320) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7333(lines 7333 7338) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7412(line 7412) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7342(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7371-1(lines 7371 7375) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7404(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7400(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7322(lines 7322 7326) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7388(lines 7388 7393) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_transfer_initFINAL(lines 7298 7415) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7384(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L7314(lines 7314 7319) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7380(lines 7310 7414) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L7314-2(lines 7314 7319) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L6721(line 6721) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L428 ceAbstractionStarter]: At program point L6716-2(lines 6716 6720) the Hoare annotation is: true [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point dma_alloc_attrsFINAL(lines 6704 6739) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point L6716(lines 6716 6720) no Hoare annotation was computed. [2018-11-18 16:44:36,291 INFO L425 ceAbstractionStarter]: For program point dma_alloc_attrsEXIT(lines 6704 6739) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point L6713-1(line 6713) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point L6713(line 6713) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point L6734(line 6734) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point L6735-1(line 6735) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point L6735(line 6735) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point dma_alloc_attrsENTRY(lines 6704 6739) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point L6734-1(line 6734) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point L6727(lines 6727 6733) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point L6722(lines 6722 6726) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 7763 7769) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 7763 7769) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 7763 7769) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_driver_exitENTRY(lines 7555 7562) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_driver_exitEXIT(lines 7555 7562) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_driver_exitFINAL(lines 7555 7562) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L428 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,292 INFO L425 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L428 ceAbstractionStarter]: At program point usb_set_intfdataENTRY(lines 6607 6614) the Hoare annotation is: true [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point usb_set_intfdataFINAL(lines 6607 6614) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point usb_set_intfdataEXIT(lines 6607 6614) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point L6672-1(lines 6672 6680) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point dma_alloc_coherent_maskFINAL(lines 6666 6683) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point L6672(lines 6672 6680) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point L6673(lines 6673 6677) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point dma_alloc_coherent_maskEXIT(lines 6666 6683) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L428 ceAbstractionStarter]: At program point dma_alloc_coherent_maskENTRY(lines 6666 6683) the Hoare annotation is: true [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_8FINAL(lines 7732 7744) no Hoare annotation was computed. [2018-11-18 16:44:36,293 INFO L425 ceAbstractionStarter]: For program point ldv_usb_register_driver_8EXIT(lines 7732 7744) no Hoare annotation was computed. [2018-11-18 16:44:36,294 INFO L428 ceAbstractionStarter]: At program point ldv_usb_register_driver_8ENTRY(lines 7732 7744) the Hoare annotation is: true [2018-11-18 16:44:36,294 INFO L425 ceAbstractionStarter]: For program point L7457-1(line 7457) no Hoare annotation was computed. [2018-11-18 16:44:36,294 INFO L425 ceAbstractionStarter]: For program point L7488(lines 7488 7492) no Hoare annotation was computed. [2018-11-18 16:44:36,294 INFO L428 ceAbstractionStarter]: At program point L7457(line 7457) the Hoare annotation is: true [2018-11-18 16:44:36,294 INFO L425 ceAbstractionStarter]: For program point L7482(lines 7482 7486) no Hoare annotation was computed. [2018-11-18 16:44:36,294 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_probeENTRY(lines 7449 7509) the Hoare annotation is: true [2018-11-18 16:44:36,294 INFO L428 ceAbstractionStarter]: At program point L7503(lines 7456 7508) the Hoare annotation is: true [2018-11-18 16:44:36,294 INFO L425 ceAbstractionStarter]: For program point L7462(lines 7462 7467) no Hoare annotation was computed. [2018-11-18 16:44:36,294 INFO L428 ceAbstractionStarter]: At program point L7495(lines 7456 7508) the Hoare annotation is: true [2018-11-18 16:44:36,294 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_probeEXIT(lines 7449 7509) no Hoare annotation was computed. [2018-11-18 16:44:36,295 INFO L425 ceAbstractionStarter]: For program point L7493-1(line 7493) no Hoare annotation was computed. [2018-11-18 16:44:36,295 INFO L428 ceAbstractionStarter]: At program point L7493(line 7493) the Hoare annotation is: true [2018-11-18 16:44:36,295 INFO L425 ceAbstractionStarter]: For program point L7481-1(line 7481) no Hoare annotation was computed. [2018-11-18 16:44:36,295 INFO L428 ceAbstractionStarter]: At program point L7481(line 7481) the Hoare annotation is: true [2018-11-18 16:44:36,295 INFO L428 ceAbstractionStarter]: At program point L7504(lines 7456 7508) the Hoare annotation is: true [2018-11-18 16:44:36,295 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_probeFINAL(lines 7449 7509) no Hoare annotation was computed. [2018-11-18 16:44:36,295 INFO L425 ceAbstractionStarter]: For program point L7494(lines 7494 7498) no Hoare annotation was computed. [2018-11-18 16:44:36,295 INFO L428 ceAbstractionStarter]: At program point L7290(lines 7290 7291) the Hoare annotation is: true [2018-11-18 16:44:36,295 INFO L428 ceAbstractionStarter]: At program point L7286(lines 7266 7296) the Hoare annotation is: true [2018-11-18 16:44:36,295 INFO L425 ceAbstractionStarter]: For program point L7290-1(lines 7290 7291) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L428 ceAbstractionStarter]: At program point L7282(lines 7266 7296) the Hoare annotation is: true [2018-11-18 16:44:36,296 INFO L428 ceAbstractionStarter]: At program point L7284(lines 7266 7296) the Hoare annotation is: true [2018-11-18 16:44:36,296 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_transfer_exitENTRY(lines 7263 7297) the Hoare annotation is: true [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7270(lines 7270 7280) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7270-2(lines 7270 7280) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7289-2(lines 7263 7297) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_transfer_exitEXIT(lines 7263 7297) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7289(lines 7289 7294) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7271(lines 7271 7275) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point L7271-2(lines 7271 7275) no Hoare annotation was computed. [2018-11-18 16:44:36,296 INFO L425 ceAbstractionStarter]: For program point arch_irqs_disabled_flagsFINAL(lines 6568 6574) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L428 ceAbstractionStarter]: At program point arch_irqs_disabled_flagsENTRY(lines 6568 6574) the Hoare annotation is: true [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point arch_irqs_disabled_flagsEXIT(lines 6568 6574) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L428 ceAbstractionStarter]: At program point __create_pipeENTRY(lines 6635 6641) the Hoare annotation is: true [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point __create_pipeFINAL(lines 6635 6641) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point __create_pipeEXIT(lines 6635 6641) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevFINAL(lines 6615 6622) no Hoare annotation was computed. [2018-11-18 16:44:36,297 INFO L428 ceAbstractionStarter]: At program point interface_to_usbdevENTRY(lines 6615 6622) the Hoare annotation is: true [2018-11-18 16:44:36,297 INFO L425 ceAbstractionStarter]: For program point interface_to_usbdevEXIT(lines 6615 6622) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L428 ceAbstractionStarter]: At program point flexcop_usb_exitENTRY(lines 7441 7448) the Hoare annotation is: true [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_exitEXIT(lines 7441 7448) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point flexcop_usb_exitFINAL(lines 7441 7448) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point L7445-1(line 7445) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L428 ceAbstractionStarter]: At program point L7445(line 7445) the Hoare annotation is: true [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point pci_alloc_consistentFINAL(lines 6774 6787) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point L6784(line 6784) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point L6779(lines 6779 6783) no Hoare annotation was computed. [2018-11-18 16:44:36,298 INFO L428 ceAbstractionStarter]: At program point pci_alloc_consistentENTRY(lines 6774 6787) the Hoare annotation is: true [2018-11-18 16:44:36,298 INFO L428 ceAbstractionStarter]: At program point L6779-2(lines 6779 6783) the Hoare annotation is: true [2018-11-18 16:44:36,298 INFO L425 ceAbstractionStarter]: For program point pci_alloc_consistentEXIT(lines 6774 6787) no Hoare annotation was computed. [2018-11-18 16:44:36,299 INFO L428 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 8137 8158) the Hoare annotation is: true [2018-11-18 16:44:36,299 INFO L421 ceAbstractionStarter]: At program point L8154(line 8154) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 16:44:36,299 INFO L425 ceAbstractionStarter]: For program point L8154-1(lines 8137 8158) no Hoare annotation was computed. [2018-11-18 16:44:36,299 INFO L425 ceAbstractionStarter]: For program point L8149-1(lines 8140 8157) no Hoare annotation was computed. [2018-11-18 16:44:36,299 INFO L421 ceAbstractionStarter]: At program point L8149(line 8149) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 16:44:36,299 INFO L425 ceAbstractionStarter]: For program point L8144-1(lines 8140 8157) no Hoare annotation was computed. [2018-11-18 16:44:36,299 INFO L421 ceAbstractionStarter]: At program point L8144(line 8144) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-18 16:44:36,299 INFO L425 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 8137 8158) no Hoare annotation was computed. [2018-11-18 16:44:36,299 INFO L425 ceAbstractionStarter]: For program point L6689-1(line 6689) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point dma_alloc_coherent_gfp_flagsFINAL(lines 6684 6703) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L428 ceAbstractionStarter]: At program point L6689(line 6689) the Hoare annotation is: true [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point L6691-2(lines 6688 6702) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point L6696-1(lines 6696 6700) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L428 ceAbstractionStarter]: At program point dma_alloc_coherent_gfp_flagsENTRY(lines 6684 6703) the Hoare annotation is: true [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point L6691(lines 6691 6695) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point dma_alloc_coherent_gfp_flagsEXIT(lines 6684 6703) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point arch_local_save_flagsFINAL(lines 6536 6567) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point arch_local_save_flagsEXIT(lines 6536 6567) no Hoare annotation was computed. [2018-11-18 16:44:36,300 INFO L425 ceAbstractionStarter]: For program point L6556(lines 6553 6558) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point L6551-1(lines 6551 6552) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L428 ceAbstractionStarter]: At program point L6551(lines 6551 6552) the Hoare annotation is: true [2018-11-18 16:44:36,301 INFO L428 ceAbstractionStarter]: At program point arch_local_save_flagsENTRY(lines 6536 6567) the Hoare annotation is: true [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point L6553(lines 6553 6560) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point is_device_dma_capableFINAL(lines 6642 6648) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point is_device_dma_capableEXIT(lines 6642 6648) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point L6646(line 6646) no Hoare annotation was computed. [2018-11-18 16:44:36,301 INFO L428 ceAbstractionStarter]: At program point is_device_dma_capableENTRY(lines 6642 6648) the Hoare annotation is: true [2018-11-18 16:44:36,301 INFO L425 ceAbstractionStarter]: For program point L6646-2(line 6646) no Hoare annotation was computed. [2018-11-18 16:44:36,302 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,302 INFO L421 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (= ~ldv_retval_1~0 0) [2018-11-18 16:44:36,302 INFO L428 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,302 INFO L425 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,302 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$EXIT(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,302 INFO L428 ceAbstractionStarter]: At program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ENTRY(line -1) the Hoare annotation is: true [2018-11-18 16:44:36,302 INFO L425 ceAbstractionStarter]: For program point ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$FINAL(line -1) no Hoare annotation was computed. [2018-11-18 16:44:36,315 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 04:44:36 BoogieIcfgContainer [2018-11-18 16:44:36,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 16:44:36,315 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 16:44:36,315 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 16:44:36,315 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 16:44:36,316 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 04:44:25" (3/4) ... [2018-11-18 16:44:36,320 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure get_dma_ops [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_init [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_disconnect [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_get_intfdata [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_free_consistent [2018-11-18 16:44:36,327 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_driver_init [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_deregister_9 [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~dma_addr_t~0~X~$Pointer$~TO~VOID [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_free_attrs [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_transfer_init [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_attrs [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_driver_exit [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-18 16:44:36,328 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure usb_set_intfdata [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_coherent_mask [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_usb_register_driver_8 [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_probe [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_transfer_exit [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_irqs_disabled_flags [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure __create_pipe [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure interface_to_usbdev [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure flexcop_usb_exit [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_alloc_consistent [2018-11-18 16:44:36,329 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-18 16:44:36,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure dma_alloc_coherent_gfp_flags [2018-11-18 16:44:36,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure arch_local_save_flags [2018-11-18 16:44:36,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure is_device_dma_capable [2018-11-18 16:44:36,330 INFO L333 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~~gfp_t~0~X~$Pointer$~TO~$Pointer$ [2018-11-18 16:44:36,341 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 142 nodes and edges [2018-11-18 16:44:36,342 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2018-11-18 16:44:36,343 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2018-11-18 16:44:36,344 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-18 16:44:36,345 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-18 16:44:36,345 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:44:36,346 INFO L846 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-18 16:44:36,376 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(ldv_retval_1)) || (((ldv_mutex_mutex_of_device == 1 && ldv_retval_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) [2018-11-18 16:44:36,377 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(0 == \old(ldv_retval_1)) || ((ldv_mutex_mutex_of_device == 1 && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) [2018-11-18 16:44:36,444 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_061be46e-c83b-4482-86a5-6b592d2e5b67/bin-2019/utaipan/witness.graphml [2018-11-18 16:44:36,445 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 16:44:36,445 INFO L168 Benchmark]: Toolchain (without parser) took 15694.26 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 372.8 MB). Free memory was 949.5 MB in the beginning and 1.0 GB in the end (delta: -68.8 MB). Peak memory consumption was 304.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,446 INFO L168 Benchmark]: CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:44:36,446 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1661.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 372.8 MB). Free memory was 949.5 MB in the beginning and 1.3 GB in the end (delta: -321.7 MB). Peak memory consumption was 388.2 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,447 INFO L168 Benchmark]: Boogie Procedure Inliner took 50.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,447 INFO L168 Benchmark]: Boogie Preprocessor took 75.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,447 INFO L168 Benchmark]: RCFGBuilder took 3203.20 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.0 GB in the end (delta: 234.9 MB). Peak memory consumption was 234.9 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,447 INFO L168 Benchmark]: TraceAbstraction took 10571.66 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 16:44:36,448 INFO L168 Benchmark]: Witness Printer took 129.41 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. [2018-11-18 16:44:36,449 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1661.09 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 372.8 MB). Free memory was 949.5 MB in the beginning and 1.3 GB in the end (delta: -321.7 MB). Peak memory consumption was 388.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 50.00 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 75.82 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 3203.20 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.0 GB in the end (delta: 234.9 MB). Peak memory consumption was 234.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10571.66 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: -22.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 129.41 ms. Allocated memory is still 1.4 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 25.0 MB). Peak memory consumption was 25.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 7759]: 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: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7574]: Loop Invariant Derived loop invariant: !(0 == \old(ldv_retval_1)) || (((ldv_mutex_mutex_of_device == 1 && ldv_retval_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) - InvariantResult [Line: 7419]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7574]: Loop Invariant Derived loop invariant: !(0 == \old(ldv_retval_1)) || ((ldv_mutex_mutex_of_device == 1 && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) - InvariantResult [Line: 7456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7266]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7266]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7266]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7456]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7310]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 261 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 8.2s AutomataDifference, 0.0s DeadEndRemovalTime, 1.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 1607 SDtfs, 1446 SDslu, 330 SDs, 0 SdLazy, 19 SolverSat, 5 SolverUnsat, 3 SolverUnknown, 0 SolverNotchecked, 8.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 15 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=463occurred in iteration=1, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 91 LocationsWithAnnotation, 289 PreInvPairs, 298 NumberOfFragments, 245 HoareAnnotationTreeSize, 289 FomulaSimplifications, 51 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 91 FomulaSimplificationsInter, 4818 FormulaSimplificationTreeSizeReductionInter, 1.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 168 NumberOfCodeBlocks, 168 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 163 ConstructedInterpolants, 0 QuantifiedInterpolants, 9217 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...