./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 6b685a5be850a51c4917fec96b60fcf4d10f2aa0 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 6b685a5be850a51c4917fec96b60fcf4d10f2aa0 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:19:07,656 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:19:07,657 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:19:07,665 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:19:07,665 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:19:07,666 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:19:07,667 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:19:07,668 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:19:07,669 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:19:07,670 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:19:07,670 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:19:07,670 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:19:07,671 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:19:07,672 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:19:07,672 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:19:07,673 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:19:07,674 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:19:07,675 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:19:07,676 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:19:07,677 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:19:07,678 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:19:07,679 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:19:07,681 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:19:07,681 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:19:07,681 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:19:07,682 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:19:07,683 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:19:07,683 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:19:07,684 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:19:07,685 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:19:07,685 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:19:07,685 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:19:07,685 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:19:07,686 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:19:07,686 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:19:07,687 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:19:07,687 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 12:19:07,697 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:19:07,698 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:19:07,698 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:19:07,698 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:19:07,698 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:19:07,699 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 12:19:07,699 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:19:07,700 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:19:07,700 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:19:07,700 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:19:07,700 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:19:07,701 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:19:07,702 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:19:07,702 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:19:07,702 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:19:07,702 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:19:07,702 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:19:07,702 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:19:07,702 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:19:07,703 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 12:19:07,703 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_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 -> 6b685a5be850a51c4917fec96b60fcf4d10f2aa0 [2018-11-18 12:19:07,727 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:19:07,736 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:19:07,739 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:19:07,740 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:19:07,740 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:19:07,741 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:19:07,782 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/62c2031c7/d23f5e8f8c7c477b9ef5897282572bc5/FLAG4a4f2db2d [2018-11-18 12:19:08,388 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:19:08,388 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:19:08,417 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/62c2031c7/d23f5e8f8c7c477b9ef5897282572bc5/FLAG4a4f2db2d [2018-11-18 12:19:08,758 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/62c2031c7/d23f5e8f8c7c477b9ef5897282572bc5 [2018-11-18 12:19:08,760 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:19:08,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:19:08,761 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:19:08,761 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:19:08,763 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:19:08,764 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:19:08" (1/1) ... [2018-11-18 12:19:08,765 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 12:19:08, skipping insertion in model container [2018-11-18 12:19:08,766 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:19:08" (1/1) ... [2018-11-18 12:19:08,772 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:19:08,862 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:19:11,375 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:19:11,449 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:19:12,407 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:19:12,767 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:19:12,768 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12 WrapperNode [2018-11-18 12:19:12,768 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:19:12,768 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:19:12,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:19:12,768 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:19:12,773 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,827 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,848 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:19:12,848 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:19:12,848 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:19:12,848 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:19:12,857 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,857 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,877 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:12,992 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:13,012 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:13,082 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... [2018-11-18 12:19:13,112 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:19:13,112 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:19:13,112 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:19:13,112 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:19:13,113 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 12:19:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2018-11-18 12:19:13,158 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2018-11-18 12:19:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure bank_reads8 [2018-11-18 12:19:13,158 INFO L138 BoogieDeclarations]: Found implementation of procedure bank_reads8 [2018-11-18 12:19:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2018-11-18 12:19:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2018-11-18 12:19:13,158 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2018-11-18 12:19:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_probe [2018-11-18 12:19:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_probe [2018-11-18 12:19:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure ep_to_udc_ep [2018-11-18 12:19:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_to_udc_ep [2018-11-18 12:19:13,159 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 12:19:13,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 12:19:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2018-11-18 12:19:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hcd_unregister [2018-11-18 12:19:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hcd_unregister [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_46 [2018-11-18 12:19:13,161 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_46 [2018-11-18 12:19:13,161 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2018-11-18 12:19:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue_qtds [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue_qtds [2018-11-18 12:19:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_register [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_register [2018-11-18 12:19:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_get_frame [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_get_frame [2018-11-18 12:19:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-18 12:19:13,162 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_status_data [2018-11-18 12:19:13,162 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_status_data [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2018-11-18 12:19:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_77 [2018-11-18 12:19:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_77 [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2018-11-18 12:19:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_control [2018-11-18 12:19:13,163 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_control [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2018-11-18 12:19:13,163 INFO L130 BoogieDeclarations]: Found specification of procedure mem_writes8 [2018-11-18 12:19:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure mem_writes8 [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32 [2018-11-18 12:19:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32 [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 12:19:13,164 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 12:19:13,164 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_enqueue [2018-11-18 12:19:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_enqueue [2018-11-18 12:19:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_transmit [2018-11-18 12:19:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_transmit [2018-11-18 12:19:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure packetize_urb [2018-11-18 12:19:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure packetize_urb [2018-11-18 12:19:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_endpoint_disable [2018-11-18 12:19:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_endpoint_disable [2018-11-18 12:19:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_descriptor [2018-11-18 12:19:13,165 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_descriptor [2018-11-18 12:19:13,165 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2018-11-18 12:19:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure device_wakeup_enable [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 12:19:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2018-11-18 12:19:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2018-11-18 12:19:13,166 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2018-11-18 12:19:13,166 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2018-11-18 12:19:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2018-11-18 12:19:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-11-18 12:19:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:19:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:19:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 12:19:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 12:19:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_unregister [2018-11-18 12:19:13,167 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_unregister [2018-11-18 12:19:13,167 INFO L130 BoogieDeclarations]: Found specification of procedure check_atl_transfer [2018-11-18 12:19:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure check_atl_transfer [2018-11-18 12:19:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_bool [2018-11-18 12:19:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_bool [2018-11-18 12:19:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure kill_transfer [2018-11-18 12:19:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_transfer [2018-11-18 12:19:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_atl [2018-11-18 12:19:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_atl [2018-11-18 12:19:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-18 12:19:13,168 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-18 12:19:13,168 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2018-11-18 12:19:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure last_qtd_of_urb [2018-11-18 12:19:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure last_qtd_of_urb [2018-11-18 12:19:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure base_to_chip [2018-11-18 12:19:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure base_to_chip [2018-11-18 12:19:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_shutdown [2018-11-18 12:19:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_shutdown [2018-11-18 12:19:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2018-11-18 12:19:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2018-11-18 12:19:13,169 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_set_wedge [2018-11-18 12:19:13,169 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_set_wedge [2018-11-18 12:19:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 12:19:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 12:19:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_last [2018-11-18 12:19:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_last [2018-11-18 12:19:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2018-11-18 12:19:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2018-11-18 12:19:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-18 12:19:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-18 12:19:13,170 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_clear_tt_buffer_complete [2018-11-18 12:19:13,170 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_clear_tt_buffer_complete [2018-11-18 12:19:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2018-11-18 12:19:13,171 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_probe [2018-11-18 12:19:13,171 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_probe [2018-11-18 12:19:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2018-11-18 12:19:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure check_reset_complete [2018-11-18 12:19:13,173 INFO L138 BoogieDeclarations]: Found implementation of procedure check_reset_complete [2018-11-18 12:19:13,173 INFO L130 BoogieDeclarations]: Found specification of procedure qh_alloc [2018-11-18 12:19:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_alloc [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2018-11-18 12:19:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_stop [2018-11-18 12:19:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_stop [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_ep_set_halt [2018-11-18 12:19:13,174 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_ep_set_halt [2018-11-18 12:19:13,174 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2018-11-18 12:19:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2018-11-18 12:19:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_remove [2018-11-18 12:19:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_remove [2018-11-18 12:19:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-18 12:19:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-18 12:19:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 12:19:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 12:19:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2018-11-18 12:19:13,175 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2018-11-18 12:19:13,175 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-18 12:19:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-18 12:19:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_init [2018-11-18 12:19:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_init [2018-11-18 12:19:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure __ffs [2018-11-18 12:19:13,176 INFO L138 BoogieDeclarations]: Found implementation of procedure __ffs [2018-11-18 12:19:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-18 12:19:13,176 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_dequeue [2018-11-18 12:19:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_dequeue [2018-11-18 12:19:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure handle_done_ptds [2018-11-18 12:19:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_done_ptds [2018-11-18 12:19:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2018-11-18 12:19:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2018-11-18 12:19:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init [2018-11-18 12:19:13,179 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init [2018-11-18 12:19:13,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:19:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 12:19:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-11-18 12:19:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-11-18 12:19:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_set_selfpowered [2018-11-18 12:19:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_set_selfpowered [2018-11-18 12:19:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_alloc_request [2018-11-18 12:19:13,180 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_alloc_request [2018-11-18 12:19:13,180 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2018-11-18 12:19:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2018-11-18 12:19:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_irq [2018-11-18 12:19:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_irq [2018-11-18 12:19:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_disable [2018-11-18 12:19:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_disable [2018-11-18 12:19:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-18 12:19:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_array [2018-11-18 12:19:13,182 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_104 [2018-11-18 12:19:13,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_104 [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 12:19:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_set_value_cansleep [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mem [2018-11-18 12:19:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mem [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_58 [2018-11-18 12:19:13,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_58 [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2018-11-18 12:19:13,183 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_set_halt [2018-11-18 12:19:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_set_halt [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-18 12:19:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_request_complete [2018-11-18 12:19:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_request_complete [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_run [2018-11-18 12:19:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_run [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_wakeup [2018-11-18 12:19:13,184 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_wakeup [2018-11-18 12:19:13,184 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_61 [2018-11-18 12:19:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_61 [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_unregister [2018-11-18 12:19:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_unregister [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure of_find_property [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_106 [2018-11-18 12:19:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_106 [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-18 12:19:13,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-18 12:19:13,185 INFO L130 BoogieDeclarations]: Found specification of procedure ptd_write [2018-11-18 12:19:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ptd_write [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_dequeue [2018-11-18 12:19:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_dequeue [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-18 12:19:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2018-11-18 12:19:13,186 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:19:13,186 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_set_halt [2018-11-18 12:19:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_set_halt [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure qh_free [2018-11-18 12:19:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_free [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure of_device_is_compatible [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_urb_from_qtd [2018-11-18 12:19:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_urb_from_qtd [2018-11-18 12:19:13,187 INFO L130 BoogieDeclarations]: Found specification of procedure collect_qtds [2018-11-18 12:19:13,187 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_qtds [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2018-11-18 12:19:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2018-11-18 12:19:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_select_ep [2018-11-18 12:19:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_select_ep [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_free_request [2018-11-18 12:19:13,188 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_free_request [2018-11-18 12:19:13,188 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init_eps [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init_eps [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_read [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_read [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2018-11-18 12:19:13,189 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-18 12:19:13,189 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 12:19:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hc_driver_6 [2018-11-18 12:19:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hc_driver_6 [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure mem_reads8 [2018-11-18 12:19:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure mem_reads8 [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_48 [2018-11-18 12:19:13,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_48 [2018-11-18 12:19:13,190 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hc_setup [2018-11-18 12:19:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hc_setup [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-18 12:19:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_3 [2018-11-18 12:19:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_3 [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_2 [2018-11-18 12:19:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_2 [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init_hw [2018-11-18 12:19:13,191 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init_hw [2018-11-18 12:19:13,191 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2018-11-18 12:19:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init_core [2018-11-18 12:19:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init_core [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_gpiod_get_optional [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure start_bus_transfer [2018-11-18 12:19:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure start_bus_transfer [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2018-11-18 12:19:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure check_int_transfer [2018-11-18 12:19:13,192 INFO L138 BoogieDeclarations]: Found implementation of procedure check_int_transfer [2018-11-18 12:19:13,192 INFO L130 BoogieDeclarations]: Found specification of procedure transform_add_int [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure transform_add_int [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_76 [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_76 [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2018-11-18 12:19:13,193 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2018-11-18 12:19:13,193 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_shutdown [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_shutdown [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_remove [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_remove [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_pullup [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_pullup [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2018-11-18 12:19:13,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2018-11-18 12:19:13,194 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_done [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_done [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure ptd_read [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ptd_read [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_6 [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_6 [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_5 [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_5 [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure reg_read32 [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_read32 [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2018-11-18 12:19:13,195 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2018-11-18 12:19:13,195 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:19:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2018-11-18 12:19:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_free [2018-11-18 12:19:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_free [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init_kmem_once [2018-11-18 12:19:13,196 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init_kmem_once [2018-11-18 12:19:13,196 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_enable [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_enable [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure is_short_bulk [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure is_short_bulk [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_7 [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_7 [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_read32 [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_read32 [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_queue [2018-11-18 12:19:13,197 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_queue [2018-11-18 12:19:13,197 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2018-11-18 12:19:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_49 [2018-11-18 12:19:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_49 [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_write32 [2018-11-18 12:19:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_write32 [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2018-11-18 12:19:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure reg_write32 [2018-11-18 12:19:13,198 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_write32 [2018-11-18 12:19:13,198 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_ctrl_send_status [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_ctrl_send_status [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_clear_tt_buffer [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_stop [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_stop [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_start [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_start [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 12:19:13,199 INFO L130 BoogieDeclarations]: Found specification of procedure req_to_udc_req [2018-11-18 12:19:13,199 INFO L138 BoogieDeclarations]: Found implementation of procedure req_to_udc_req [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_receive [2018-11-18 12:19:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_receive [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hcd_register [2018-11-18 12:19:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hcd_register [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_set_pullup [2018-11-18 12:19:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_set_pullup [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2018-11-18 12:19:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2018-11-18 12:19:13,200 INFO L130 BoogieDeclarations]: Found specification of procedure init_memory [2018-11-18 12:19:13,200 INFO L138 BoogieDeclarations]: Found implementation of procedure init_memory [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_priv [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_priv [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_int [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_int [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2018-11-18 12:19:13,201 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_deinit_kmem_cache [2018-11-18 12:19:13,201 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_deinit_kmem_cache [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_register [2018-11-18 12:19:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_register [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_ptds [2018-11-18 12:19:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_ptds [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_alloc [2018-11-18 12:19:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_alloc [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2018-11-18 12:19:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure priv_init [2018-11-18 12:19:13,202 INFO L138 BoogieDeclarations]: Found implementation of procedure priv_init [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2018-11-18 12:19:13,202 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_exit [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_exit [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure free_mem [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mem [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2018-11-18 12:19:13,203 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2018-11-18 12:19:13,203 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_8 [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_8 [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_get_frame [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_get_frame [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_to_udc [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_to_udc [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_select_ep [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_select_ep [2018-11-18 12:19:13,204 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2018-11-18 12:19:13,204 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-11-18 12:19:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-11-18 12:19:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-18 12:19:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_108 [2018-11-18 12:19:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_108 [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2018-11-18 12:19:13,205 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2018-11-18 12:19:13,205 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_write [2018-11-18 12:19:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_write [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2018-11-18 12:19:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_107 [2018-11-18 12:19:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_107 [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_47 [2018-11-18 12:19:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_47 [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:19:13,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:19:13,206 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2018-11-18 12:19:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2018-11-18 12:19:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_fifo_flush [2018-11-18 12:19:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_fifo_flush [2018-11-18 12:19:13,207 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 12:19:13,207 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 12:19:40,685 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:19:40,685 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:19:40 BoogieIcfgContainer [2018-11-18 12:19:40,685 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:19:40,686 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:19:40,686 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:19:40,688 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:19:40,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:19:08" (1/3) ... [2018-11-18 12:19:40,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9cecbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:19:40, skipping insertion in model container [2018-11-18 12:19:40,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:19:12" (2/3) ... [2018-11-18 12:19:40,689 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@f9cecbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:19:40, skipping insertion in model container [2018-11-18 12:19:40,689 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:19:40" (3/3) ... [2018-11-18 12:19:40,690 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:19:40,696 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:19:40,703 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:19:40,713 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:19:40,742 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:19:40,742 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:19:40,742 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:19:40,742 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:19:40,742 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:19:40,742 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:19:40,742 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:19:40,743 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:19:40,780 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states. [2018-11-18 12:19:40,791 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:19:40,791 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:19:40,792 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:19:40,794 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:19:40,798 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:19:40,798 INFO L82 PathProgramCache]: Analyzing trace with hash 1376924819, now seen corresponding path program 1 times [2018-11-18 12:19:40,799 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:19:40,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:19:40,850 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:19:40,850 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:19:40,851 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:19:41,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:19:53,863 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2018-11-18 12:19:53,865 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:19:53,865 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:19:53,865 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:19:53,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:19:53,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:19:53,881 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:19:53,883 INFO L87 Difference]: Start difference. First operand 2534 states. Second operand 3 states. [2018-11-18 12:19:54,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:19:54,850 INFO L93 Difference]: Finished difference Result 7097 states and 10092 transitions. [2018-11-18 12:19:54,850 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:19:54,851 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2018-11-18 12:19:54,851 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:19:54,879 INFO L225 Difference]: With dead ends: 7097 [2018-11-18 12:19:54,879 INFO L226 Difference]: Without dead ends: 4530 [2018-11-18 12:19:54,889 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 12:19:54,904 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2018-11-18 12:19:55,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 4527. [2018-11-18 12:19:55,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4527 states. [2018-11-18 12:19:55,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 6375 transitions. [2018-11-18 12:19:55,062 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 6375 transitions. Word has length 95 [2018-11-18 12:19:55,063 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:19:55,063 INFO L480 AbstractCegarLoop]: Abstraction has 4527 states and 6375 transitions. [2018-11-18 12:19:55,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:19:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 6375 transitions. [2018-11-18 12:19:55,071 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 156 [2018-11-18 12:19:55,071 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:19:55,072 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:19:55,072 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:19:55,072 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:19:55,072 INFO L82 PathProgramCache]: Analyzing trace with hash 1613406449, now seen corresponding path program 1 times [2018-11-18 12:19:55,072 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:19:55,075 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:19:55,075 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:19:55,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:19:55,076 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:19:55,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:20:08,588 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 159 trivial. 0 not checked. [2018-11-18 12:20:08,588 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:20:08,588 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:20:08,588 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:20:08,589 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:20:08,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:20:08,590 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:20:08,590 INFO L87 Difference]: Start difference. First operand 4527 states and 6375 transitions. Second operand 3 states. [2018-11-18 12:20:09,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:20:09,686 INFO L93 Difference]: Finished difference Result 11334 states and 15831 transitions. [2018-11-18 12:20:09,686 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:20:09,687 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 155 [2018-11-18 12:20:09,687 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:20:09,717 INFO L225 Difference]: With dead ends: 11334 [2018-11-18 12:20:09,717 INFO L226 Difference]: Without dead ends: 6825 [2018-11-18 12:20:09,731 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 12:20:09,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6825 states. [2018-11-18 12:20:09,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6825 to 6821. [2018-11-18 12:20:09,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6821 states. [2018-11-18 12:20:09,948 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6821 states to 6821 states and 9470 transitions. [2018-11-18 12:20:09,950 INFO L78 Accepts]: Start accepts. Automaton has 6821 states and 9470 transitions. Word has length 155 [2018-11-18 12:20:09,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:20:09,950 INFO L480 AbstractCegarLoop]: Abstraction has 6821 states and 9470 transitions. [2018-11-18 12:20:09,950 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:20:09,950 INFO L276 IsEmpty]: Start isEmpty. Operand 6821 states and 9470 transitions. [2018-11-18 12:20:09,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 12:20:09,957 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:20:09,958 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:20:09,958 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:20:09,958 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:20:09,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1751511822, now seen corresponding path program 1 times [2018-11-18 12:20:09,958 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:20:09,961 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:09,962 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:20:09,962 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:09,962 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:20:10,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:20:22,534 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 12:20:22,534 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:20:22,534 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:20:22,534 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:20:22,535 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:20:22,535 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:20:22,535 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:20:22,536 INFO L87 Difference]: Start difference. First operand 6821 states and 9470 transitions. Second operand 3 states. [2018-11-18 12:20:23,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:20:23,644 INFO L93 Difference]: Finished difference Result 19962 states and 27758 transitions. [2018-11-18 12:20:23,645 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:20:23,645 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2018-11-18 12:20:23,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:20:23,705 INFO L225 Difference]: With dead ends: 19962 [2018-11-18 12:20:23,705 INFO L226 Difference]: Without dead ends: 13159 [2018-11-18 12:20:23,727 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 12:20:23,738 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13159 states. [2018-11-18 12:20:24,126 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13159 to 13108. [2018-11-18 12:20:24,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13108 states. [2018-11-18 12:20:24,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13108 states to 13108 states and 18233 transitions. [2018-11-18 12:20:24,166 INFO L78 Accepts]: Start accepts. Automaton has 13108 states and 18233 transitions. Word has length 218 [2018-11-18 12:20:24,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:20:24,166 INFO L480 AbstractCegarLoop]: Abstraction has 13108 states and 18233 transitions. [2018-11-18 12:20:24,166 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:20:24,166 INFO L276 IsEmpty]: Start isEmpty. Operand 13108 states and 18233 transitions. [2018-11-18 12:20:24,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 12:20:24,171 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:20:24,171 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:20:24,172 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:20:24,172 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:20:24,173 INFO L82 PathProgramCache]: Analyzing trace with hash 1320880504, now seen corresponding path program 1 times [2018-11-18 12:20:24,173 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:20:24,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:24,176 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:20:24,176 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:24,176 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:20:24,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:20:36,787 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 12:20:36,787 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:20:36,787 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:20:36,787 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:20:36,788 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:20:36,788 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:20:36,788 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:20:36,788 INFO L87 Difference]: Start difference. First operand 13108 states and 18233 transitions. Second operand 3 states. [2018-11-18 12:20:38,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:20:38,070 INFO L93 Difference]: Finished difference Result 37518 states and 52321 transitions. [2018-11-18 12:20:38,070 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:20:38,070 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2018-11-18 12:20:38,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:20:38,146 INFO L225 Difference]: With dead ends: 37518 [2018-11-18 12:20:38,146 INFO L226 Difference]: Without dead ends: 24428 [2018-11-18 12:20:38,179 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 12:20:38,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24428 states. [2018-11-18 12:20:38,599 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24428 to 24409. [2018-11-18 12:20:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24409 states. [2018-11-18 12:20:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24409 states to 24409 states and 34073 transitions. [2018-11-18 12:20:38,645 INFO L78 Accepts]: Start accepts. Automaton has 24409 states and 34073 transitions. Word has length 223 [2018-11-18 12:20:38,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:20:38,646 INFO L480 AbstractCegarLoop]: Abstraction has 24409 states and 34073 transitions. [2018-11-18 12:20:38,646 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:20:38,646 INFO L276 IsEmpty]: Start isEmpty. Operand 24409 states and 34073 transitions. [2018-11-18 12:20:38,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 12:20:38,654 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:20:38,655 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:20:38,655 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:20:38,655 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:20:38,655 INFO L82 PathProgramCache]: Analyzing trace with hash 756178615, now seen corresponding path program 1 times [2018-11-18 12:20:38,655 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:20:38,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:38,657 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:20:38,657 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:38,658 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:20:38,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:20:51,587 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-11-18 12:20:51,587 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:20:51,587 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:20:51,587 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:20:51,588 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:20:51,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:20:51,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:20:51,588 INFO L87 Difference]: Start difference. First operand 24409 states and 34073 transitions. Second operand 3 states. [2018-11-18 12:20:51,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:20:51,835 INFO L93 Difference]: Finished difference Result 25606 states and 35331 transitions. [2018-11-18 12:20:51,835 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:20:51,835 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2018-11-18 12:20:51,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:20:51,894 INFO L225 Difference]: With dead ends: 25606 [2018-11-18 12:20:51,894 INFO L226 Difference]: Without dead ends: 25603 [2018-11-18 12:20:51,903 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:20:51,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25603 states. [2018-11-18 12:20:52,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25603 to 25603. [2018-11-18 12:20:52,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25603 states. [2018-11-18 12:20:52,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25603 states to 25603 states and 35314 transitions. [2018-11-18 12:20:52,382 INFO L78 Accepts]: Start accepts. Automaton has 25603 states and 35314 transitions. Word has length 239 [2018-11-18 12:20:52,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:20:52,383 INFO L480 AbstractCegarLoop]: Abstraction has 25603 states and 35314 transitions. [2018-11-18 12:20:52,383 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:20:52,383 INFO L276 IsEmpty]: Start isEmpty. Operand 25603 states and 35314 transitions. [2018-11-18 12:20:52,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 12:20:52,419 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:20:52,419 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:20:52,419 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:20:52,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:20:52,419 INFO L82 PathProgramCache]: Analyzing trace with hash 131713569, now seen corresponding path program 1 times [2018-11-18 12:20:52,419 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:20:52,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:52,422 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:20:52,422 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:20:52,422 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:20:52,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:21:04,803 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2018-11-18 12:21:04,803 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:21:04,804 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:21:04,804 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:21:04,804 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:21:04,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:21:04,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:21:04,805 INFO L87 Difference]: Start difference. First operand 25603 states and 35314 transitions. Second operand 5 states. [2018-11-18 12:21:05,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:21:05,267 INFO L93 Difference]: Finished difference Result 51248 states and 70989 transitions. [2018-11-18 12:21:05,268 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 12:21:05,268 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 324 [2018-11-18 12:21:05,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:21:05,328 INFO L225 Difference]: With dead ends: 51248 [2018-11-18 12:21:05,328 INFO L226 Difference]: Without dead ends: 25663 [2018-11-18 12:21:05,371 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:21:05,386 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25663 states. [2018-11-18 12:21:05,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25663 to 25663. [2018-11-18 12:21:05,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25663 states. [2018-11-18 12:21:06,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25663 states to 25663 states and 35394 transitions. [2018-11-18 12:21:06,007 INFO L78 Accepts]: Start accepts. Automaton has 25663 states and 35394 transitions. Word has length 324 [2018-11-18 12:21:06,007 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:21:06,007 INFO L480 AbstractCegarLoop]: Abstraction has 25663 states and 35394 transitions. [2018-11-18 12:21:06,007 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:21:06,008 INFO L276 IsEmpty]: Start isEmpty. Operand 25663 states and 35394 transitions. [2018-11-18 12:21:06,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 326 [2018-11-18 12:21:06,042 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:21:06,042 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:21:06,043 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:21:06,043 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:21:06,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1102769928, now seen corresponding path program 1 times [2018-11-18 12:21:06,043 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:21:06,045 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:21:06,046 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:21:06,046 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:21:06,046 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:21:06,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:21:18,570 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 578 trivial. 0 not checked. [2018-11-18 12:21:18,571 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:21:18,571 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:21:18,571 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:21:18,571 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:21:18,572 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:21:18,572 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:21:18,572 INFO L87 Difference]: Start difference. First operand 25663 states and 35394 transitions. Second operand 3 states. [2018-11-18 12:21:22,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:21:22,111 INFO L93 Difference]: Finished difference Result 67467 states and 93399 transitions. [2018-11-18 12:21:22,111 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:21:22,111 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 325 [2018-11-18 12:21:22,111 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:21:22,239 INFO L225 Difference]: With dead ends: 67467 [2018-11-18 12:21:22,239 INFO L226 Difference]: Without dead ends: 41822 [2018-11-18 12:21:22,297 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:21:22,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41822 states. [2018-11-18 12:21:23,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41822 to 41818. [2018-11-18 12:21:23,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41818 states. [2018-11-18 12:21:23,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41818 states to 41818 states and 57749 transitions. [2018-11-18 12:21:23,227 INFO L78 Accepts]: Start accepts. Automaton has 41818 states and 57749 transitions. Word has length 325 [2018-11-18 12:21:23,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:21:23,228 INFO L480 AbstractCegarLoop]: Abstraction has 41818 states and 57749 transitions. [2018-11-18 12:21:23,228 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:21:23,228 INFO L276 IsEmpty]: Start isEmpty. Operand 41818 states and 57749 transitions. [2018-11-18 12:21:23,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-18 12:21:23,258 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:21:23,258 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:21:23,258 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:21:23,259 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:21:23,259 INFO L82 PathProgramCache]: Analyzing trace with hash 380177620, now seen corresponding path program 1 times [2018-11-18 12:21:23,259 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:21:23,261 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:21:23,261 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:21:23,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:21:23,262 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:21:23,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:21:36,255 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 545 trivial. 0 not checked. [2018-11-18 12:21:36,255 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-18 12:21:36,255 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-18 12:21:36,256 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 324 with the following transitions: [2018-11-18 12:21:36,258 INFO L202 CegarAbsIntRunner]: [178], [179], [188], [190], [191], [410], [411], [918], [1283], [1289], [1290], [1313], [1314], [1534], [1536], [1539], [1541], [1546], [1548], [1549], [1569], [1570], [1880], [1882], [1884], [1889], [1894], [1909], [1911], [2699], [2701], [2706], [2708], [2713], [2719], [2721], [2776], [2778], [2784], [2788], [2791], [2797], [2820], [2841], [2843], [2845], [2846], [2915], [2918], [2924], [2926], [2928], [2930], [2931], [2990], [2991], [2992], [2993], [3315], [3317], [3318], [3353], [3355], [3356], [3518], [3520], [3522], [3524], [3526], [3528], [3530], [3532], [3534], [3553], [3556], [3559], [4014], [4016], [4018], [4020], [4022], [4025], [4028], [4034], [4039], [4111], [4116], [4181], [4186], [4198], [4201], [4204], [4216], [4219], [4222], [4224], [4227], [4229], [4231], [4240], [4298], [4301], [4311], [4418], [4420], [4421], [4599], [4810], [4811], [4883], [4897], [4899], [4901], [4916], [4922], [4993], [4995], [4997], [5000], [5005], [5008], [5017], [5019], [5020], [5068], [5070], [5071], [5136], [5138], [5139], [5190], [5191], [5456], [5457], [5458], [5459], [5542], [5543], [5544], [5545], [5550], [5802], [5803], [5810], [5822], [5823], [5824], [5825], [5834], [5836], [5837], [5838], [5839], [5840], [5841], [5942], [5943], [5964], [5965], [5996], [5997], [5998], [5999], [6000], [6001], [6002], [6003], [6004], [6005], [6006], [6007], [6008], [6009], [6010], [6011], [6014], [6112], [6113], [6114], [6115], [6116], [6117], [6118], [6140], [6141], [6142], [6143], [6144], [6145], [6146], [6147], [6180], [6181], [6230], [6322], [6323], [6324], [6350], [6351], [6352], [6353], [6354], [6355], [6370], [6371], [6396], [6397], [6398], [6399], [6400] [2018-11-18 12:21:36,306 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-18 12:21:36,307 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-18 12:21:42,474 FATAL L292 ToolchainWalker]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.handleInfeasibleCase(BaseRefinementStrategy.java:296) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.executeStrategy(BaseRefinementStrategy.java:206) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:70) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:429) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:434) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:209) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:291) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translateStore(MappedTerm2Expression.java:288) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:157) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:165) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.boogie.MappedTerm2Expression.translate(MappedTerm2Expression.java:129) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.AssumptionBuilder.constructBoogieAssumeStatement(AssumptionBuilder.java:75) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.getCachedCodeBlock(TermConjunctEvaluator.java:273) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.applyPost(TermConjunctEvaluator.java:296) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$4(TermConjunctEvaluator.java:178) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computeFixpoint(TermConjunctEvaluator.java:198) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.lambda$1(TermConjunctEvaluator.java:150) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.util.TermConjunctEvaluator.computePost(TermConjunctEvaluator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormanCachedPostOperation.applyPost(PoormanCachedPostOperation.java:308) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.applyPost(PoormansAbstractPostOperator.java:217) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:119) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.domain.transformula.poorman.PoormansAbstractPostOperator.apply(PoormansAbstractPostOperator.java:1) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.lambda$17(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.mapCollection(DisjunctiveAbstractState.java:536) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.absint.DisjunctiveAbstractState.apply(DisjunctiveAbstractState.java:340) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateAbstractPost(FixpointEngine.java:249) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.calculateFixpoint(FixpointEngine.java:134) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.algorithm.FixpointEngine.run(FixpointEngine.java:105) at de.uni_freiburg.informatik.ultimate.plugins.analysis.abstractinterpretationv2.tool.AbstractInterpreter.runWithoutTimeoutAndResults(AbstractInterpreter.java:149) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarAbsIntRunner.generateFixpoints(CegarAbsIntRunner.java:217) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.constructInterpolantGenerator(BaseTaipanRefinementStrategy.java:379) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseTaipanRefinementStrategy.getInterpolantGenerator(BaseTaipanRefinementStrategy.java:224) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:380) ... 20 more [2018-11-18 12:21:42,477 INFO L168 Benchmark]: Toolchain (without parser) took 153717.11 ms. Allocated memory was 1.0 GB in the beginning and 4.4 GB in the end (delta: 3.3 GB). Free memory was 945.6 MB in the beginning and 2.3 GB in the end (delta: -1.3 GB). Peak memory consumption was 3.4 GB. Max. memory is 11.5 GB. [2018-11-18 12:21:42,478 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:21:42,478 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4006.85 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 839.9 MB). Free memory was 945.6 MB in the beginning and 1.6 GB in the end (delta: -642.3 MB). Peak memory consumption was 617.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:21:42,479 INFO L168 Benchmark]: Boogie Procedure Inliner took 79.82 ms. Allocated memory is still 1.9 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:21:42,479 INFO L168 Benchmark]: Boogie Preprocessor took 263.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:21:42,479 INFO L168 Benchmark]: RCFGBuilder took 27573.10 ms. Allocated memory was 1.9 GB in the beginning and 3.4 GB in the end (delta: 1.6 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -764.9 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-11-18 12:21:42,480 INFO L168 Benchmark]: TraceAbstraction took 121791.08 ms. Allocated memory was 3.4 GB in the beginning and 4.4 GB in the end (delta: 922.2 MB). Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. [2018-11-18 12:21:42,484 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4006.85 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 839.9 MB). Free memory was 945.6 MB in the beginning and 1.6 GB in the end (delta: -642.3 MB). Peak memory consumption was 617.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 79.82 ms. Allocated memory is still 1.9 GB. Free memory is still 1.6 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 263.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.6 GB in the beginning and 1.5 GB in the end (delta: 76.4 MB). Peak memory consumption was 76.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 27573.10 ms. Allocated memory was 1.9 GB in the beginning and 3.4 GB in the end (delta: 1.6 GB). Free memory was 1.5 GB in the beginning and 2.3 GB in the end (delta: -764.9 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * TraceAbstraction took 121791.08 ms. Allocated memory was 3.4 GB in the beginning and 4.4 GB in the end (delta: 922.2 MB). Free memory was 2.3 GB in the beginning and 2.3 GB in the end (delta: 10.6 MB). Peak memory consumption was 2.3 GB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)) de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: java.lang.IllegalArgumentException: unknown symbol (const Int (Array Int Int)): de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.BaseRefinementStrategy.extractInterpolants(BaseRefinementStrategy.java:391) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:21:43,899 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:21:43,900 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:21:43,907 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:21:43,907 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:21:43,908 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:21:43,909 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:21:43,910 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:21:43,911 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:21:43,911 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:21:43,912 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:21:43,912 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:21:43,913 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:21:43,914 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:21:43,914 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:21:43,915 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:21:43,915 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:21:43,917 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:21:43,919 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:21:43,920 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:21:43,921 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:21:43,921 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:21:43,923 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:21:43,923 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:21:43,923 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:21:43,925 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:21:43,925 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:21:43,926 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:21:43,926 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:21:43,927 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:21:43,927 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:21:43,928 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:21:43,928 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:21:43,928 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:21:43,929 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:21:43,929 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:21:43,929 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 12:21:43,939 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:21:43,940 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:21:43,940 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:21:43,941 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:21:43,941 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:21:43,942 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:21:43,942 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:21:43,943 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:21:43,943 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:21:43,943 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:21:43,944 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 12:21:43,944 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:21:43,944 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:21:43,944 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:21:43,944 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 -> 6b685a5be850a51c4917fec96b60fcf4d10f2aa0 [2018-11-18 12:21:43,972 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:21:43,980 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:21:43,982 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:21:43,983 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:21:43,983 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:21:43,983 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:21:44,019 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/4474fde94/0470b6aa2f1c437281a8969570614c39/FLAGdbecf6d7c [2018-11-18 12:21:44,615 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:21:44,616 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:21:44,645 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/4474fde94/0470b6aa2f1c437281a8969570614c39/FLAGdbecf6d7c [2018-11-18 12:21:45,049 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/data/4474fde94/0470b6aa2f1c437281a8969570614c39 [2018-11-18 12:21:45,051 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:21:45,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:21:45,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:21:45,052 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:21:45,055 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:21:45,056 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:21:45" (1/1) ... [2018-11-18 12:21:45,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2de647a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:45, skipping insertion in model container [2018-11-18 12:21:45,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:21:45" (1/1) ... [2018-11-18 12:21:45,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:21:45,169 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:21:47,853 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:21:47,923 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:21:49,207 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:21:49,618 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:21:49,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49 WrapperNode [2018-11-18 12:21:49,618 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:21:49,619 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:21:49,619 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:21:49,619 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:21:49,624 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,681 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,702 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:21:49,703 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:21:49,703 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:21:49,703 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:21:49,711 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,735 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,735 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,831 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,852 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... [2018-11-18 12:21:49,959 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:21:49,959 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:21:49,959 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:21:49,959 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:21:49,960 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/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 12:21:50,006 INFO L130 BoogieDeclarations]: Found specification of procedure ehci_reset [2018-11-18 12:21:50,006 INFO L138 BoogieDeclarations]: Found implementation of procedure ehci_reset [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure bank_reads8 [2018-11-18 12:21:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure bank_reads8 [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2018-11-18 12:21:50,007 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_probe [2018-11-18 12:21:50,007 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_probe [2018-11-18 12:21:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2018-11-18 12:21:50,008 INFO L130 BoogieDeclarations]: Found specification of procedure ep_to_udc_ep [2018-11-18 12:21:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_to_udc_ep [2018-11-18 12:21:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 12:21:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-18 12:21:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-18 12:21:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2018-11-18 12:21:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-18 12:21:50,009 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-18 12:21:50,009 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le32 [2018-11-18 12:21:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le32 [2018-11-18 12:21:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hcd_unregister [2018-11-18 12:21:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hcd_unregister [2018-11-18 12:21:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_46 [2018-11-18 12:21:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_46 [2018-11-18 12:21:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2018-11-18 12:21:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2018-11-18 12:21:50,010 INFO L130 BoogieDeclarations]: Found specification of procedure enqueue_qtds [2018-11-18 12:21:50,010 INFO L138 BoogieDeclarations]: Found implementation of procedure enqueue_qtds [2018-11-18 12:21:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_register [2018-11-18 12:21:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_register [2018-11-18 12:21:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_get_frame [2018-11-18 12:21:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_get_frame [2018-11-18 12:21:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2018-11-18 12:21:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2018-11-18 12:21:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_status_data [2018-11-18 12:21:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_status_data [2018-11-18 12:21:50,011 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2018-11-18 12:21:50,011 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2018-11-18 12:21:50,012 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_77 [2018-11-18 12:21:50,012 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_77 [2018-11-18 12:21:50,012 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_byte [2018-11-18 12:21:50,012 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_byte [2018-11-18 12:21:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2018-11-18 12:21:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_control [2018-11-18 12:21:50,015 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_control [2018-11-18 12:21:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2018-11-18 12:21:50,015 INFO L130 BoogieDeclarations]: Found specification of procedure mem_writes8 [2018-11-18 12:21:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure mem_writes8 [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_disabled [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure usleep_range [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32 [2018-11-18 12:21:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_u32 [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 12:21:50,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 12:21:50,016 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_enqueue [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_enqueue [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_transmit [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_transmit [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure packetize_urb [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure packetize_urb [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_endpoint_disable [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_endpoint_disable [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hub_descriptor [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hub_descriptor [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le16 [2018-11-18 12:21:50,017 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le16 [2018-11-18 12:21:50,017 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2018-11-18 12:21:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure device_wakeup_enable [2018-11-18 12:21:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-18 12:21:50,018 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-18 12:21:50,018 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2018-11-18 12:21:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2018-11-18 12:21:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2018-11-18 12:21:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2018-11-18 12:21:50,020 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_65 [2018-11-18 12:21:50,020 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_65 [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure usb_maxpacket [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_maxpacket [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_unregister [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_unregister [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure check_atl_transfer [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure check_atl_transfer [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_bool [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure of_property_read_bool [2018-11-18 12:21:50,021 INFO L130 BoogieDeclarations]: Found specification of procedure kill_transfer [2018-11-18 12:21:50,021 INFO L138 BoogieDeclarations]: Found implementation of procedure kill_transfer [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_atl [2018-11-18 12:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_atl [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-18 12:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_giveback_urb [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure last_qtd_of_urb [2018-11-18 12:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure last_qtd_of_urb [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure base_to_chip [2018-11-18 12:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure base_to_chip [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_shutdown [2018-11-18 12:21:50,022 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_shutdown [2018-11-18 12:21:50,022 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_4 [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_4 [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_set_wedge [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_set_wedge [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ptr [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ptr [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure list_is_last [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure list_is_last [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_platdata [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_platdata [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2018-11-18 12:21:50,023 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2018-11-18 12:21:50,023 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_clear_tt_buffer_complete [2018-11-18 12:21:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_clear_tt_buffer_complete [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irq [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_probe [2018-11-18 12:21:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_probe [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_master [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure check_reset_complete [2018-11-18 12:21:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure check_reset_complete [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure qh_alloc [2018-11-18 12:21:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_alloc [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_list_free [2018-11-18 12:21:50,024 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_list_free [2018-11-18 12:21:50,024 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure __list_del_entry [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_stop [2018-11-18 12:21:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_stop [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_ep_set_halt [2018-11-18 12:21:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_ep_set_halt [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_fill [2018-11-18 12:21:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_fill [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_remove [2018-11-18 12:21:50,025 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_remove [2018-11-18 12:21:50,025 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure isp1761_pci_init [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1761_pci_init [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure __ffs [2018-11-18 12:21:50,026 INFO L138 BoogieDeclarations]: Found implementation of procedure __ffs [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2018-11-18 12:21:50,026 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_dequeue [2018-11-18 12:21:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_dequeue [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure handle_done_ptds [2018-11-18 12:21:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_done_ptds [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure up_write [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init [2018-11-18 12:21:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:21:50,027 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2018-11-18 12:21:50,027 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_set_selfpowered [2018-11-18 12:21:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_set_selfpowered [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_alloc_request [2018-11-18 12:21:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_alloc_request [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_byte [2018-11-18 12:21:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_byte [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_irq [2018-11-18 12:21:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_irq [2018-11-18 12:21:50,028 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_disable [2018-11-18 12:21:50,028 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_disable [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure of_property_read_u32_array [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_104 [2018-11-18 12:21:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_104 [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-18 12:21:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure gpiod_set_value_cansleep [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_unaligned_access_size [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_mem [2018-11-18 12:21:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_mem [2018-11-18 12:21:50,029 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_58 [2018-11-18 12:21:50,029 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_58 [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_set_halt [2018-11-18 12:21:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_set_halt [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2018-11-18 12:21:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_request_complete [2018-11-18 12:21:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_request_complete [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_hcd [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_run [2018-11-18 12:21:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_run [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_wakeup [2018-11-18 12:21:50,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_wakeup [2018-11-18 12:21:50,030 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_irq_61 [2018-11-18 12:21:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_irq_61 [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_check_unlink_urb [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_unregister [2018-11-18 12:21:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_unregister [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure of_find_property [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_request_irq_106 [2018-11-18 12:21:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_request_irq_106 [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2018-11-18 12:21:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure ptd_write [2018-11-18 12:21:50,031 INFO L138 BoogieDeclarations]: Found implementation of procedure ptd_write [2018-11-18 12:21:50,031 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_dequeue [2018-11-18 12:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_dequeue [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2018-11-18 12:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_3 [2018-11-18 12:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_3 [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_set_halt [2018-11-18 12:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_set_halt [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure qh_free [2018-11-18 12:21:50,032 INFO L138 BoogieDeclarations]: Found implementation of procedure qh_free [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure of_device_is_compatible [2018-11-18 12:21:50,032 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_unlink_urb_from_ep [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure usb_create_hcd [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure dequeue_urb_from_qtd [2018-11-18 12:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure dequeue_urb_from_qtd [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure collect_qtds [2018-11-18 12:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure collect_qtds [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_62 [2018-11-18 12:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_62 [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2018-11-18 12:21:50,033 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2018-11-18 12:21:50,033 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_select_ep [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_select_ep [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_free_request [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_free_request [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_byte [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_5 [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_5 [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init_eps [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init_eps [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_read [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_read [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 12:21:50,034 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 12:21:50,034 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_3 [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_3 [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hc_driver_6 [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hc_driver_6 [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure mem_reads8 [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure mem_reads8 [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-18 12:21:50,035 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_48 [2018-11-18 12:21:50,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_48 [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hc_setup [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hc_setup [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_3 [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_3 [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure timer_init_2 [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure timer_init_2 [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_init_hw [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_init_hw [2018-11-18 12:21:50,036 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2018-11-18 12:21:50,036 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init_core [2018-11-18 12:21:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init_core [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure __devm_gpiod_get_optional [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure start_bus_transfer [2018-11-18 12:21:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure start_bus_transfer [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure kobject_name [2018-11-18 12:21:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure kobject_name [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hcd_link_urb_to_ep [2018-11-18 12:21:50,037 INFO L130 BoogieDeclarations]: Found specification of procedure check_int_transfer [2018-11-18 12:21:50,037 INFO L138 BoogieDeclarations]: Found implementation of procedure check_int_transfer [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure transform_add_int [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure transform_add_int [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irq [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irq [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_76 [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_76 [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2018-11-18 12:21:50,038 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_tail [2018-11-18 12:21:50,038 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_tail [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_shutdown [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_shutdown [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_plat_remove [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_plat_remove [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_pullup [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_pullup [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_4 [2018-11-18 12:21:50,039 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_4 [2018-11-18 12:21:50,039 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_urb_done [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_urb_done [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure ptd_read [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ptd_read [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_6 [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_6 [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_5 [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_5 [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure reg_read32 [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_read32 [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure list_splice_init [2018-11-18 12:21:50,040 INFO L138 BoogieDeclarations]: Found implementation of procedure list_splice_init [2018-11-18 12:21:50,040 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:21:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure pci_enable_device [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irq_64 [2018-11-18 12:21:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irq_64 [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_free [2018-11-18 12:21:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_free [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init_kmem_once [2018-11-18 12:21:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init_kmem_once [2018-11-18 12:21:50,041 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_enable [2018-11-18 12:21:50,041 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_enable [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure is_short_bulk [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure is_short_bulk [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_7 [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_7 [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_read32 [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_read32 [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_queue [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_queue [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_irq [2018-11-18 12:21:50,042 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_irq [2018-11-18 12:21:50,042 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_unregister_driver_49 [2018-11-18 12:21:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_unregister_driver_49 [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_write32 [2018-11-18 12:21:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_write32 [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_hcd [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_zalloc [2018-11-18 12:21:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_zalloc [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure reg_write32 [2018-11-18 12:21:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_write32 [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_ctrl_send_status [2018-11-18 12:21:50,043 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_ctrl_send_status [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure usb_hub_clear_tt_buffer [2018-11-18 12:21:50,043 INFO L130 BoogieDeclarations]: Found specification of procedure __list_splice [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_splice [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_stop [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_stop [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_start [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_start [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure req_to_udc_req [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure req_to_udc_req [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_receive [2018-11-18 12:21:50,044 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_receive [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure usb_remove_hcd [2018-11-18 12:21:50,044 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_hcd_register [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_hcd_register [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_set_pullup [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_set_pullup [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure __readl [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure __readl [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure init_memory [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure init_memory [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure hcd_to_priv [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure hcd_to_priv [2018-11-18 12:21:50,045 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2018-11-18 12:21:50,045 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure create_ptd_int [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure create_ptd_int [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure handshake [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure handshake [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_deinit_kmem_cache [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_deinit_kmem_cache [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_register [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_register [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_ptds [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_ptds [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure qtd_alloc [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure qtd_alloc [2018-11-18 12:21:50,046 INFO L130 BoogieDeclarations]: Found specification of procedure __writel [2018-11-18 12:21:50,046 INFO L138 BoogieDeclarations]: Found implementation of procedure __writel [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure priv_init [2018-11-18 12:21:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure priv_init [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure __pci_register_driver [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_exit [2018-11-18 12:21:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_exit [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_init [2018-11-18 12:21:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_init [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure free_mem [2018-11-18 12:21:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure free_mem [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2018-11-18 12:21:50,047 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_free [2018-11-18 12:21:50,047 INFO L130 BoogieDeclarations]: Found specification of procedure readw [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure readw [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure list_move [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure list_move [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_pci_driver_8 [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_pci_driver_8 [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure down_write [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_get_frame [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_get_frame [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irq [2018-11-18 12:21:50,048 INFO L130 BoogieDeclarations]: Found specification of procedure gadget_to_udc [2018-11-18 12:21:50,048 INFO L138 BoogieDeclarations]: Found implementation of procedure gadget_to_udc [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure __isp1760_udc_select_ep [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure __isp1760_udc_select_ep [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2018-11-18 12:21:50,049 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_108 [2018-11-18 12:21:50,049 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_108 [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_byte [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2018-11-18 12:21:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_udc_write [2018-11-18 12:21:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_udc_write [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure resource_size [2018-11-18 12:21:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure resource_size [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_free_irq_107 [2018-11-18 12:21:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_free_irq_107 [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure request_threaded_irq [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___pci_register_driver_47 [2018-11-18 12:21:50,050 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___pci_register_driver_47 [2018-11-18 12:21:50,050 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 12:21:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:21:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:21:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_le64 [2018-11-18 12:21:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_le64 [2018-11-18 12:21:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure isp1760_ep_fifo_flush [2018-11-18 12:21:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure isp1760_ep_fifo_flush [2018-11-18 12:21:50,051 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 12:21:50,051 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 12:22:25,870 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:22:25,871 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:22:25 BoogieIcfgContainer [2018-11-18 12:22:25,871 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:22:25,871 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:22:25,871 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:22:25,873 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:22:25,873 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:21:45" (1/3) ... [2018-11-18 12:22:25,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b9ae46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:22:25, skipping insertion in model container [2018-11-18 12:22:25,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:21:49" (2/3) ... [2018-11-18 12:22:25,874 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29b9ae46 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:22:25, skipping insertion in model container [2018-11-18 12:22:25,874 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:22:25" (3/3) ... [2018-11-18 12:22:25,875 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--isp1760--isp1760.ko-entry_point_true-unreach-call.cil.out.c [2018-11-18 12:22:25,881 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:22:25,888 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:22:25,896 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:22:25,921 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:22:25,921 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:22:25,921 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:22:25,921 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:22:25,921 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:22:25,922 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:22:25,922 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:22:25,922 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:22:25,922 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:22:25,961 INFO L276 IsEmpty]: Start isEmpty. Operand 2534 states. [2018-11-18 12:22:25,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2018-11-18 12:22:25,972 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:22:25,972 INFO L375 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:22:25,974 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:22:25,978 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:22:25,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1376924819, now seen corresponding path program 1 times [2018-11-18 12:22:25,985 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:22:25,986 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:22:26,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:22:28,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:28,653 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:22:28,704 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-18 12:22:28,704 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:22:28,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:22:28,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:22:28,719 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:22:28,727 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:22:28,727 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:22:28,729 INFO L87 Difference]: Start difference. First operand 2534 states. Second operand 3 states. [2018-11-18 12:22:41,878 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:22:41,878 INFO L93 Difference]: Finished difference Result 7097 states and 10092 transitions. [2018-11-18 12:22:41,879 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:22:41,880 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 95 [2018-11-18 12:22:41,880 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:22:41,917 INFO L225 Difference]: With dead ends: 7097 [2018-11-18 12:22:41,918 INFO L226 Difference]: Without dead ends: 4530 [2018-11-18 12:22:41,932 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 93 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 12:22:41,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4530 states. [2018-11-18 12:22:42,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4530 to 4527. [2018-11-18 12:22:42,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4527 states. [2018-11-18 12:22:42,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4527 states to 4527 states and 6375 transitions. [2018-11-18 12:22:42,170 INFO L78 Accepts]: Start accepts. Automaton has 4527 states and 6375 transitions. Word has length 95 [2018-11-18 12:22:42,171 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:22:42,171 INFO L480 AbstractCegarLoop]: Abstraction has 4527 states and 6375 transitions. [2018-11-18 12:22:42,171 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:22:42,171 INFO L276 IsEmpty]: Start isEmpty. Operand 4527 states and 6375 transitions. [2018-11-18 12:22:42,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2018-11-18 12:22:42,179 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:22:42,179 INFO L375 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 6, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:22:42,179 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:22:42,179 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:22:42,180 INFO L82 PathProgramCache]: Analyzing trace with hash 721270378, now seen corresponding path program 1 times [2018-11-18 12:22:42,181 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:22:42,182 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:22:42,216 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:22:44,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:44,774 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:22:44,806 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 143 trivial. 0 not checked. [2018-11-18 12:22:44,806 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:22:44,815 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:22:44,815 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:22:44,817 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:22:44,817 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:22:44,817 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:22:44,817 INFO L87 Difference]: Start difference. First operand 4527 states and 6375 transitions. Second operand 3 states. [2018-11-18 12:22:57,134 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:22:57,134 INFO L93 Difference]: Finished difference Result 11334 states and 15831 transitions. [2018-11-18 12:22:57,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:22:57,134 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2018-11-18 12:22:57,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:22:57,156 INFO L225 Difference]: With dead ends: 11334 [2018-11-18 12:22:57,156 INFO L226 Difference]: Without dead ends: 6825 [2018-11-18 12:22:57,168 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 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 12:22:57,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6825 states. [2018-11-18 12:22:57,306 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6825 to 6821. [2018-11-18 12:22:57,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6821 states. [2018-11-18 12:22:57,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6821 states to 6821 states and 9470 transitions. [2018-11-18 12:22:57,329 INFO L78 Accepts]: Start accepts. Automaton has 6821 states and 9470 transitions. Word has length 156 [2018-11-18 12:22:57,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:22:57,330 INFO L480 AbstractCegarLoop]: Abstraction has 6821 states and 9470 transitions. [2018-11-18 12:22:57,330 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:22:57,330 INFO L276 IsEmpty]: Start isEmpty. Operand 6821 states and 9470 transitions. [2018-11-18 12:22:57,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-18 12:22:57,333 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:22:57,334 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:22:57,334 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:22:57,334 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:22:57,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1751511822, now seen corresponding path program 1 times [2018-11-18 12:22:57,337 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:22:57,337 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:22:57,361 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:22:59,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:22:59,726 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:22:59,764 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 12:22:59,764 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:22:59,772 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:22:59,772 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:22:59,773 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:22:59,773 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:22:59,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:22:59,773 INFO L87 Difference]: Start difference. First operand 6821 states and 9470 transitions. Second operand 3 states. [2018-11-18 12:23:11,117 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:23:11,117 INFO L93 Difference]: Finished difference Result 19962 states and 27758 transitions. [2018-11-18 12:23:11,117 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:23:11,117 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 218 [2018-11-18 12:23:11,118 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:23:11,157 INFO L225 Difference]: With dead ends: 19962 [2018-11-18 12:23:11,158 INFO L226 Difference]: Without dead ends: 13159 [2018-11-18 12:23:11,174 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 217 GetRequests, 216 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 12:23:11,182 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 13159 states. [2018-11-18 12:23:11,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 13159 to 13108. [2018-11-18 12:23:11,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13108 states. [2018-11-18 12:23:11,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13108 states to 13108 states and 18233 transitions. [2018-11-18 12:23:11,472 INFO L78 Accepts]: Start accepts. Automaton has 13108 states and 18233 transitions. Word has length 218 [2018-11-18 12:23:11,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:23:11,472 INFO L480 AbstractCegarLoop]: Abstraction has 13108 states and 18233 transitions. [2018-11-18 12:23:11,472 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:23:11,472 INFO L276 IsEmpty]: Start isEmpty. Operand 13108 states and 18233 transitions. [2018-11-18 12:23:11,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 224 [2018-11-18 12:23:11,476 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:23:11,477 INFO L375 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:23:11,477 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:23:11,477 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:23:11,477 INFO L82 PathProgramCache]: Analyzing trace with hash 1320880504, now seen corresponding path program 1 times [2018-11-18 12:23:11,479 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:23:11,479 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:23:11,501 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:23:13,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:13,859 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:23:13,907 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2018-11-18 12:23:13,907 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:23:13,913 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:23:13,913 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:23:13,914 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:23:13,914 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:23:13,914 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:23:13,914 INFO L87 Difference]: Start difference. First operand 13108 states and 18233 transitions. Second operand 3 states. [2018-11-18 12:23:25,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:23:25,360 INFO L93 Difference]: Finished difference Result 37518 states and 52321 transitions. [2018-11-18 12:23:25,360 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:23:25,360 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 223 [2018-11-18 12:23:25,360 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:23:25,455 INFO L225 Difference]: With dead ends: 37518 [2018-11-18 12:23:25,456 INFO L226 Difference]: Without dead ends: 24428 [2018-11-18 12:23:25,499 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 222 GetRequests, 221 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 12:23:25,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24428 states. [2018-11-18 12:23:26,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24428 to 24409. [2018-11-18 12:23:26,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24409 states. [2018-11-18 12:23:26,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24409 states to 24409 states and 34073 transitions. [2018-11-18 12:23:26,273 INFO L78 Accepts]: Start accepts. Automaton has 24409 states and 34073 transitions. Word has length 223 [2018-11-18 12:23:26,273 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:23:26,274 INFO L480 AbstractCegarLoop]: Abstraction has 24409 states and 34073 transitions. [2018-11-18 12:23:26,274 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:23:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 24409 states and 34073 transitions. [2018-11-18 12:23:26,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 240 [2018-11-18 12:23:26,288 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:23:26,288 INFO L375 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:23:26,289 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:23:26,289 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:23:26,289 INFO L82 PathProgramCache]: Analyzing trace with hash 756178615, now seen corresponding path program 1 times [2018-11-18 12:23:26,291 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:23:26,291 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:23:26,325 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:23:28,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:28,624 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:23:28,688 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 396 trivial. 0 not checked. [2018-11-18 12:23:28,689 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:23:28,695 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:23:28,695 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:23:28,696 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:23:28,696 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:23:28,696 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:23:28,696 INFO L87 Difference]: Start difference. First operand 24409 states and 34073 transitions. Second operand 3 states. [2018-11-18 12:23:29,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:23:29,092 INFO L93 Difference]: Finished difference Result 25606 states and 35331 transitions. [2018-11-18 12:23:29,092 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:23:29,092 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 239 [2018-11-18 12:23:29,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:23:29,167 INFO L225 Difference]: With dead ends: 25606 [2018-11-18 12:23:29,167 INFO L226 Difference]: Without dead ends: 25603 [2018-11-18 12:23:29,176 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 238 GetRequests, 237 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 12:23:29,190 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25603 states. [2018-11-18 12:23:29,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25603 to 25603. [2018-11-18 12:23:29,788 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25603 states. [2018-11-18 12:23:29,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25603 states to 25603 states and 35314 transitions. [2018-11-18 12:23:29,870 INFO L78 Accepts]: Start accepts. Automaton has 25603 states and 35314 transitions. Word has length 239 [2018-11-18 12:23:29,870 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:23:29,870 INFO L480 AbstractCegarLoop]: Abstraction has 25603 states and 35314 transitions. [2018-11-18 12:23:29,870 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:23:29,870 INFO L276 IsEmpty]: Start isEmpty. Operand 25603 states and 35314 transitions. [2018-11-18 12:23:29,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 327 [2018-11-18 12:23:29,901 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:23:29,901 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:29,901 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:23:29,901 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:23:29,902 INFO L82 PathProgramCache]: Analyzing trace with hash 1284586181, now seen corresponding path program 1 times [2018-11-18 12:23:29,903 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:23:29,903 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:23:29,936 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:23:32,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:32,438 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:23:32,506 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2018-11-18 12:23:32,506 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:23:32,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:23:32,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-18 12:23:32,513 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-18 12:23:32,513 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-18 12:23:32,514 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:23:32,514 INFO L87 Difference]: Start difference. First operand 25603 states and 35314 transitions. Second operand 4 states. [2018-11-18 12:23:33,198 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:23:33,199 INFO L93 Difference]: Finished difference Result 51560 states and 71473 transitions. [2018-11-18 12:23:33,199 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-18 12:23:33,199 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 326 [2018-11-18 12:23:33,200 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:23:33,414 INFO L225 Difference]: With dead ends: 51560 [2018-11-18 12:23:33,414 INFO L226 Difference]: Without dead ends: 25975 [2018-11-18 12:23:33,458 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 325 GetRequests, 323 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-18 12:23:33,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25975 states. [2018-11-18 12:23:34,060 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25975 to 25855. [2018-11-18 12:23:34,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25855 states. [2018-11-18 12:23:34,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25855 states to 25855 states and 35710 transitions. [2018-11-18 12:23:34,103 INFO L78 Accepts]: Start accepts. Automaton has 25855 states and 35710 transitions. Word has length 326 [2018-11-18 12:23:34,104 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:23:34,104 INFO L480 AbstractCegarLoop]: Abstraction has 25855 states and 35710 transitions. [2018-11-18 12:23:34,104 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-18 12:23:34,104 INFO L276 IsEmpty]: Start isEmpty. Operand 25855 states and 35710 transitions. [2018-11-18 12:23:34,135 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-18 12:23:34,135 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:23:34,135 INFO L375 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 12:23:34,135 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:23:34,136 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:23:34,136 INFO L82 PathProgramCache]: Analyzing trace with hash 903368445, now seen corresponding path program 1 times [2018-11-18 12:23:34,137 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:23:34,137 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_20dd48ba-d974-47d6-9ff7-e16aa2757cff/bin-2019/utaipan/cvc4nyu Starting monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:23:34,159 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:23:36,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:23:36,501 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:23:36,607 INFO L134 CoverageAnalysis]: Checked inductivity of 580 backedges. 242 proven. 0 refuted. 0 times theorem prover too weak. 338 trivial. 0 not checked. [2018-11-18 12:23:36,608 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (8)] Exception during sending of exit command (exit): Broken pipe [2018-11-18 12:23:36,616 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:23:36,617 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:23:36,617 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:23:36,617 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:23:36,617 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:23:36,617 INFO L87 Difference]: Start difference. First operand 25855 states and 35710 transitions. Second operand 3 states. [2018-11-18 12:23:42,378 WARN L194 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2018-11-18 12:23:42,380 FATAL L265 ToolchainWalker]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:123) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.pop(Scriptor.java:139) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.arrays.DiffWrapperScript.pop(DiffWrapperScript.java:102) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.smt.managedscript.ManagedScript.pop(ManagedScript.java:131) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.unAssertPostcondition(IncrementalHoareTripleChecker.java:651) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.clearAssertionStack(IncrementalHoareTripleChecker.java:255) at de.uni_freiburg.informatik.ultimate.modelcheckerutils.hoaretriple.IncrementalHoareTripleChecker.releaseLock(IncrementalHoareTripleChecker.java:270) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.ProtectiveHoareTripleChecker.releaseLock(ProtectiveHoareTripleChecker.java:94) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.EfficientHoareTripleChecker.releaseLock(EfficientHoareTripleChecker.java:164) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.predicates.CachingHoareTripleChecker.releaseLock(CachingHoareTripleChecker.java:202) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.interpolantautomata.transitionappender.AbstractInterpolantAutomaton.switchToReadonlyMode(AbstractInterpolantAutomaton.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.computeAutomataDifference(BasicCegarLoop.java:688) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.refineAbstraction(BasicCegarLoop.java:601) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:472) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:376) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterate(TraceAbstractionStarter.java:312) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:154) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:123) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) Caused by: java.io.IOException: Stream closed at java.lang.ProcessBuilder$NullOutputStream.write(ProcessBuilder.java:433) at java.io.OutputStream.write(OutputStream.java:116) at java.io.BufferedOutputStream.flushBuffer(BufferedOutputStream.java:82) at java.io.BufferedOutputStream.flush(BufferedOutputStream.java:140) at sun.nio.cs.StreamEncoder.implFlush(StreamEncoder.java:297) at sun.nio.cs.StreamEncoder.flush(StreamEncoder.java:141) at java.io.OutputStreamWriter.flush(OutputStreamWriter.java:229) at java.io.BufferedWriter.flush(BufferedWriter.java:254) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:120) ... 28 more [2018-11-18 12:23:42,382 INFO L168 Benchmark]: Toolchain (without parser) took 117331.26 ms. Allocated memory was 1.0 GB in the beginning and 4.1 GB in the end (delta: 3.1 GB). Free memory was 933.6 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). Peak memory consumption was 1.4 GB. Max. memory is 11.5 GB. [2018-11-18 12:23:42,383 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:23:42,384 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4566.59 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 823.7 MB). Free memory was 933.6 MB in the beginning and 1.7 GB in the end (delta: -789.4 MB). Peak memory consumption was 644.4 MB. Max. memory is 11.5 GB. [2018-11-18 12:23:42,384 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 756.5 kB). Peak memory consumption was 756.5 kB. Max. memory is 11.5 GB. [2018-11-18 12:23:42,385 INFO L168 Benchmark]: Boogie Preprocessor took 256.25 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:23:42,386 INFO L168 Benchmark]: RCFGBuilder took 35911.69 ms. Allocated memory was 1.9 GB in the beginning and 3.6 GB in the end (delta: 1.8 GB). Free memory was 1.6 GB in the beginning and 880.6 MB in the end (delta: 762.5 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. [2018-11-18 12:23:42,386 INFO L168 Benchmark]: TraceAbstraction took 76510.49 ms. Allocated memory was 3.6 GB in the beginning and 4.1 GB in the end (delta: 510.1 MB). Free memory was 880.6 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:23:42,389 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 4566.59 ms. Allocated memory was 1.0 GB in the beginning and 1.9 GB in the end (delta: 823.7 MB). Free memory was 933.6 MB in the beginning and 1.7 GB in the end (delta: -789.4 MB). Peak memory consumption was 644.4 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 83.58 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.7 GB in the end (delta: 756.5 kB). Peak memory consumption was 756.5 kB. Max. memory is 11.5 GB. * Boogie Preprocessor took 256.25 ms. Allocated memory is still 1.9 GB. Free memory was 1.7 GB in the beginning and 1.6 GB in the end (delta: 79.2 MB). Peak memory consumption was 79.2 MB. Max. memory is 11.5 GB. * RCFGBuilder took 35911.69 ms. Allocated memory was 1.9 GB in the beginning and 3.6 GB in the end (delta: 1.8 GB). Free memory was 1.6 GB in the beginning and 880.6 MB in the end (delta: 762.5 MB). Peak memory consumption was 2.6 GB. Max. memory is 11.5 GB. * TraceAbstraction took 76510.49 ms. Allocated memory was 3.6 GB in the beginning and 4.1 GB in the end (delta: 510.1 MB). Free memory was 880.6 MB in the beginning and 2.6 GB in the end (delta: -1.7 GB). There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken: de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.input(Executor.java:123) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...