./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point_true-unreach-call.cil.out.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point_true-unreach-call.cil.out.c -s /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/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 600f6ae069a28f3c4cfc1a5e830b50c50501cb60 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-22 21:37:51,175 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-22 21:37:51,176 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-22 21:37:51,185 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-22 21:37:51,185 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-22 21:37:51,186 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-22 21:37:51,187 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-22 21:37:51,188 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-22 21:37:51,189 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-22 21:37:51,190 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-22 21:37:51,190 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-22 21:37:51,190 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-22 21:37:51,191 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-22 21:37:51,192 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-22 21:37:51,193 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-22 21:37:51,193 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-22 21:37:51,194 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-22 21:37:51,195 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-22 21:37:51,196 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-22 21:37:51,197 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-22 21:37:51,198 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-22 21:37:51,198 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-22 21:37:51,199 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-22 21:37:51,199 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-22 21:37:51,199 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-22 21:37:51,200 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-22 21:37:51,200 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-22 21:37:51,201 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-22 21:37:51,202 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-22 21:37:51,202 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-22 21:37:51,203 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-22 21:37:51,203 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-22 21:37:51,203 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-22 21:37:51,203 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-22 21:37:51,204 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-22 21:37:51,205 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-22 21:37:51,205 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-22 21:37:51,218 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-22 21:37:51,218 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-22 21:37:51,218 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-22 21:37:51,219 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-22 21:37:51,219 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-22 21:37:51,220 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-22 21:37:51,220 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-22 21:37:51,220 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-22 21:37:51,220 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-22 21:37:51,221 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-22 21:37:51,222 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-22 21:37:51,222 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-22 21:37:51,222 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-22 21:37:51,222 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-22 21:37:51,222 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-22 21:37:51,222 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-22 21:37:51,222 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-22 21:37:51,223 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-22 21:37:51,223 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_9283c5f5-e52e-48e7-9f81-be77c9689302/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 -> 600f6ae069a28f3c4cfc1a5e830b50c50501cb60 [2018-11-22 21:37:51,246 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-22 21:37:51,254 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-22 21:37:51,256 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-22 21:37:51,257 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-22 21:37:51,257 INFO L276 PluginConnector]: CDTParser initialized [2018-11-22 21:37:51,258 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point_true-unreach-call.cil.out.c [2018-11-22 21:37:51,294 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/data/951a39c08/e9a5148e1aa044258abc56d341f59768/FLAGda16e37c9 [2018-11-22 21:37:51,752 INFO L307 CDTParser]: Found 1 translation units. [2018-11-22 21:37:51,752 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point_true-unreach-call.cil.out.c [2018-11-22 21:37:51,770 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/data/951a39c08/e9a5148e1aa044258abc56d341f59768/FLAGda16e37c9 [2018-11-22 21:37:52,054 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/data/951a39c08/e9a5148e1aa044258abc56d341f59768 [2018-11-22 21:37:52,057 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-22 21:37:52,058 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-22 21:37:52,058 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-22 21:37:52,059 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-22 21:37:52,062 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-22 21:37:52,063 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,064 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a777702 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52, skipping insertion in model container [2018-11-22 21:37:52,064 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,070 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-22 21:37:52,120 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-22 21:37:52,508 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:37:52,587 INFO L191 MainTranslator]: Completed pre-run [2018-11-22 21:37:52,671 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-22 21:37:52,690 INFO L195 MainTranslator]: Completed translation [2018-11-22 21:37:52,690 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52 WrapperNode [2018-11-22 21:37:52,690 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-22 21:37:52,691 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-22 21:37:52,691 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-22 21:37:52,691 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-22 21:37:52,696 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,710 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,718 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-22 21:37:52,718 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-22 21:37:52,718 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-22 21:37:52,718 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-22 21:37:52,724 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,730 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,730 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,752 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,755 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... [2018-11-22 21:37:52,759 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-22 21:37:52,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-22 21:37:52,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-22 21:37:52,759 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-22 21:37:52,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/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 [2018-11-22 21:37:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_dword [2018-11-22 21:37:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_dword [2018-11-22 21:37:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-22 21:37:52,793 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-22 21:37:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure simple_map_init [2018-11-22 21:37:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-22 21:37:52,793 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_dword [2018-11-22 21:37:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_dword [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure map_destroy [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_dword [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure pci_assign_resource [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-22 21:37:52,794 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-22 21:37:52,794 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure l440gx_set_vpp [2018-11-22 21:37:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure l440gx_set_vpp [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_write_config_word [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2018-11-22 21:37:52,795 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_device_unregister [2018-11-22 21:37:52,795 INFO L130 BoogieDeclarations]: Found specification of procedure mtd_device_parse_register [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_read_config_word [2018-11-22 21:37:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_read_config_word [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure pci_write_config_word [2018-11-22 21:37:52,796 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_write_config_word [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-22 21:37:52,796 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-22 21:37:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-22 21:37:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2018-11-22 21:37:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2018-11-22 21:37:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2018-11-22 21:37:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2018-11-22 21:37:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2018-11-22 21:37:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure init_l440gx [2018-11-22 21:37:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure init_l440gx [2018-11-22 21:37:52,797 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup_l440gx [2018-11-22 21:37:52,797 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup_l440gx [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2018-11-22 21:37:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2018-11-22 21:37:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_dword [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure pci_bus_read_config_word [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-22 21:37:52,798 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-22 21:37:52,798 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-22 21:37:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-22 21:37:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2018-11-22 21:37:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-22 21:37:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-22 21:37:52,799 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2018-11-22 21:37:52,799 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2018-11-22 21:37:53,238 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-22 21:37:53,239 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-22 21:37:53,239 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:37:53 BoogieIcfgContainer [2018-11-22 21:37:53,239 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-22 21:37:53,239 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-22 21:37:53,240 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-22 21:37:53,241 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-22 21:37:53,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 09:37:52" (1/3) ... [2018-11-22 21:37:53,242 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be8672a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:37:53, skipping insertion in model container [2018-11-22 21:37:53,242 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 09:37:52" (2/3) ... [2018-11-22 21:37:53,243 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6be8672a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 09:37:53, skipping insertion in model container [2018-11-22 21:37:53,243 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:37:53" (3/3) ... [2018-11-22 21:37:53,244 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point_true-unreach-call.cil.out.c [2018-11-22 21:37:53,251 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-22 21:37:53,256 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-22 21:37:53,266 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-22 21:37:53,290 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-22 21:37:53,291 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-22 21:37:53,291 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-22 21:37:53,291 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-22 21:37:53,291 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-22 21:37:53,291 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-22 21:37:53,291 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-22 21:37:53,291 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-22 21:37:53,305 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states. [2018-11-22 21:37:53,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2018-11-22 21:37:53,310 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:37:53,311 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:37:53,313 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:37:53,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:37:53,317 INFO L82 PathProgramCache]: Analyzing trace with hash 1678419400, now seen corresponding path program 1 times [2018-11-22 21:37:53,318 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:37:53,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,358 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:37:53,358 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,358 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:37:53,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:37:53,507 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:37:53,509 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:37:53,509 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:37:53,509 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:37:53,512 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:37:53,520 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:37:53,520 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:37:53,522 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 3 states. [2018-11-22 21:37:53,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:37:53,593 INFO L93 Difference]: Finished difference Result 235 states and 288 transitions. [2018-11-22 21:37:53,593 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:37:53,594 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2018-11-22 21:37:53,594 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:37:53,602 INFO L225 Difference]: With dead ends: 235 [2018-11-22 21:37:53,602 INFO L226 Difference]: Without dead ends: 114 [2018-11-22 21:37:53,605 INFO L631 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 [2018-11-22 21:37:53,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2018-11-22 21:37:53,634 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2018-11-22 21:37:53,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-22 21:37:53,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 136 transitions. [2018-11-22 21:37:53,639 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 136 transitions. Word has length 20 [2018-11-22 21:37:53,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:37:53,639 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 136 transitions. [2018-11-22 21:37:53,639 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:37:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 136 transitions. [2018-11-22 21:37:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 21:37:53,640 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:37:53,640 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:37:53,640 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:37:53,641 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:37:53,641 INFO L82 PathProgramCache]: Analyzing trace with hash -2071126848, now seen corresponding path program 1 times [2018-11-22 21:37:53,641 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:37:53,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:37:53,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,644 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:37:53,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:37:53,714 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:37:53,714 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:37:53,714 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:37:53,714 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:37:53,716 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:37:53,716 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:37:53,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:37:53,716 INFO L87 Difference]: Start difference. First operand 114 states and 136 transitions. Second operand 3 states. [2018-11-22 21:37:53,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:37:53,746 INFO L93 Difference]: Finished difference Result 124 states and 144 transitions. [2018-11-22 21:37:53,747 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:37:53,747 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-11-22 21:37:53,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:37:53,748 INFO L225 Difference]: With dead ends: 124 [2018-11-22 21:37:53,749 INFO L226 Difference]: Without dead ends: 119 [2018-11-22 21:37:53,749 INFO L631 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 [2018-11-22 21:37:53,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-22 21:37:53,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 114. [2018-11-22 21:37:53,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2018-11-22 21:37:53,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 135 transitions. [2018-11-22 21:37:53,758 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 135 transitions. Word has length 24 [2018-11-22 21:37:53,758 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:37:53,758 INFO L480 AbstractCegarLoop]: Abstraction has 114 states and 135 transitions. [2018-11-22 21:37:53,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:37:53,759 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 135 transitions. [2018-11-22 21:37:53,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2018-11-22 21:37:53,759 INFO L394 BasicCegarLoop]: Found error trace [2018-11-22 21:37:53,759 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-22 21:37:53,760 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-22 21:37:53,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-22 21:37:53,760 INFO L82 PathProgramCache]: Analyzing trace with hash -2013868546, now seen corresponding path program 1 times [2018-11-22 21:37:53,760 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-22 21:37:53,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,762 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-22 21:37:53,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-22 21:37:53,763 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-22 21:37:53,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-22 21:37:53,831 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-22 21:37:53,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-22 21:37:53,832 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-22 21:37:53,832 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-22 21:37:53,832 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-22 21:37:53,832 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-22 21:37:53,832 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-22 21:37:53,833 INFO L87 Difference]: Start difference. First operand 114 states and 135 transitions. Second operand 3 states. [2018-11-22 21:37:53,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-22 21:37:53,839 INFO L93 Difference]: Finished difference Result 114 states and 135 transitions. [2018-11-22 21:37:53,840 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-22 21:37:53,840 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2018-11-22 21:37:53,840 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-22 21:37:53,840 INFO L225 Difference]: With dead ends: 114 [2018-11-22 21:37:53,840 INFO L226 Difference]: Without dead ends: 0 [2018-11-22 21:37:53,841 INFO L631 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 [2018-11-22 21:37:53,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-22 21:37:53,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-22 21:37:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-22 21:37:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-22 21:37:53,842 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 24 [2018-11-22 21:37:53,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-22 21:37:53,842 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-22 21:37:53,842 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-22 21:37:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-22 21:37:53,842 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-22 21:37:53,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-22 21:37:54,108 INFO L451 ceAbstractionStarter]: At program point pci_write_config_dwordENTRY(lines 2910 2919) the Hoare annotation is: true [2018-11-22 21:37:54,110 INFO L448 ceAbstractionStarter]: For program point pci_write_config_dwordFINAL(lines 2910 2919) no Hoare annotation was computed. [2018-11-22 21:37:54,110 INFO L448 ceAbstractionStarter]: For program point pci_write_config_dwordEXIT(lines 2910 2919) no Hoare annotation was computed. [2018-11-22 21:37:54,110 INFO L448 ceAbstractionStarter]: For program point pci_read_config_wordFINAL(lines 2880 2889) no Hoare annotation was computed. [2018-11-22 21:37:54,110 INFO L451 ceAbstractionStarter]: At program point pci_read_config_wordENTRY(lines 2880 2889) the Hoare annotation is: true [2018-11-22 21:37:54,110 INFO L448 ceAbstractionStarter]: For program point pci_read_config_wordEXIT(lines 2880 2889) no Hoare annotation was computed. [2018-11-22 21:37:54,110 INFO L448 ceAbstractionStarter]: For program point outbEXIT(lines 2736 2744) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L451 ceAbstractionStarter]: At program point outbENTRY(lines 2736 2744) the Hoare annotation is: true [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point outbFINAL(lines 2736 2744) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point L2998(lines 2998 3020) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point L3031(lines 3031 3036) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point L2998-2(lines 2998 3020) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point L3031-2(lines 2976 3047) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L448 ceAbstractionStarter]: For program point L3027-1(line 3027) no Hoare annotation was computed. [2018-11-22 21:37:54,111 INFO L451 ceAbstractionStarter]: At program point L3027(line 3027) the Hoare annotation is: true [2018-11-22 21:37:54,112 INFO L448 ceAbstractionStarter]: For program point L3025-1(line 3025) no Hoare annotation was computed. [2018-11-22 21:37:54,112 INFO L451 ceAbstractionStarter]: At program point L3025(line 3025) the Hoare annotation is: true [2018-11-22 21:37:54,112 INFO L448 ceAbstractionStarter]: For program point L3023-1(line 3023) no Hoare annotation was computed. [2018-11-22 21:37:54,112 INFO L451 ceAbstractionStarter]: At program point L3023(line 3023) the Hoare annotation is: true [2018-11-22 21:37:54,112 INFO L448 ceAbstractionStarter]: For program point L2988(lines 2988 2994) no Hoare annotation was computed. [2018-11-22 21:37:54,112 INFO L451 ceAbstractionStarter]: At program point init_l440gxENTRY(lines 2967 3048) the Hoare annotation is: true [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L2980(lines 2980 2986) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point init_l440gxEXIT(lines 2967 3048) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L3009(lines 3009 3017) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L451 ceAbstractionStarter]: At program point L3003(line 3003) the Hoare annotation is: true [2018-11-22 21:37:54,118 INFO L451 ceAbstractionStarter]: At program point L3028(line 3028) the Hoare annotation is: true [2018-11-22 21:37:54,118 INFO L451 ceAbstractionStarter]: At program point L3026(line 3026) the Hoare annotation is: true [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L3028-1(line 3028) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L3026-1(line 3026) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L451 ceAbstractionStarter]: At program point L3022(line 3022) the Hoare annotation is: true [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point init_l440gxFINAL(lines 2967 3048) no Hoare annotation was computed. [2018-11-22 21:37:54,118 INFO L448 ceAbstractionStarter]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L451 ceAbstractionStarter]: At program point cleanup_l440gxENTRY(lines 3049 3059) the Hoare annotation is: true [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point cleanup_l440gxFINAL(lines 3049 3059) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point cleanup_l440gxEXIT(lines 3049 3059) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point L2946-1(line 2946) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point l440gx_set_vppEXIT(lines 2933 2963) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point l440gx_set_vppFINAL(lines 2933 2963) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L451 ceAbstractionStarter]: At program point l440gx_set_vppENTRY(lines 2933 2963) the Hoare annotation is: true [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point L2955-1(line 2955) no Hoare annotation was computed. [2018-11-22 21:37:54,119 INFO L451 ceAbstractionStarter]: At program point L2955(line 2955) the Hoare annotation is: true [2018-11-22 21:37:54,119 INFO L448 ceAbstractionStarter]: For program point L2953(lines 2953 2958) no Hoare annotation was computed. [2018-11-22 21:37:54,120 INFO L451 ceAbstractionStarter]: At program point L2953-2(lines 2943 2959) the Hoare annotation is: true [2018-11-22 21:37:54,120 INFO L448 ceAbstractionStarter]: For program point L2947-1(line 2947) no Hoare annotation was computed. [2018-11-22 21:37:54,120 INFO L451 ceAbstractionStarter]: At program point L2947(line 2947) the Hoare annotation is: true [2018-11-22 21:37:54,120 INFO L448 ceAbstractionStarter]: For program point L2945(lines 2945 2950) no Hoare annotation was computed. [2018-11-22 21:37:54,120 INFO L448 ceAbstractionStarter]: For program point L2943(lines 2943 2959) no Hoare annotation was computed. [2018-11-22 21:37:54,120 INFO L448 ceAbstractionStarter]: For program point L2941-1(line 2941) no Hoare annotation was computed. [2018-11-22 21:37:54,120 INFO L451 ceAbstractionStarter]: At program point L2941(line 2941) the Hoare annotation is: true [2018-11-22 21:37:54,120 INFO L451 ceAbstractionStarter]: At program point L2954(line 2954) the Hoare annotation is: true [2018-11-22 21:37:54,120 INFO L448 ceAbstractionStarter]: For program point L2954-1(line 2954) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L451 ceAbstractionStarter]: At program point L2946(line 2946) the Hoare annotation is: true [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point inlEXIT(lines 2763 2771) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L451 ceAbstractionStarter]: At program point inlENTRY(lines 2763 2771) the Hoare annotation is: true [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point inlFINAL(lines 2763 2771) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point pci_write_config_wordEXIT(lines 2900 2909) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L451 ceAbstractionStarter]: At program point pci_write_config_wordENTRY(lines 2900 2909) the Hoare annotation is: true [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point pci_write_config_wordFINAL(lines 2900 2909) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 3063 3123) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point L3091(lines 3091 3095) no Hoare annotation was computed. [2018-11-22 21:37:54,121 INFO L448 ceAbstractionStarter]: For program point L3120(line 3120) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3091-2(lines 3089 3102) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3079(line 3079) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3075(line 3075) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3088(line 3088) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L444 ceAbstractionStarter]: At program point L3117(lines 3068 3122) the Hoare annotation is: (or (= ~ldv_retval_0~0 0) (not (= 1 ~ldv_module_refcounter~0)) (not (= 0 |old(~ldv_retval_0~0)|))) [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3080(lines 3080 3086) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3076(lines 3076 3112) no Hoare annotation was computed. [2018-11-22 21:37:54,122 INFO L448 ceAbstractionStarter]: For program point L3089(lines 3089 3104) no Hoare annotation was computed. [2018-11-22 21:37:54,123 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 3063 3123) no Hoare annotation was computed. [2018-11-22 21:37:54,123 INFO L448 ceAbstractionStarter]: For program point L3114(line 3114) no Hoare annotation was computed. [2018-11-22 21:37:54,123 INFO L448 ceAbstractionStarter]: For program point L3081-1(line 3081) no Hoare annotation was computed. [2018-11-22 21:37:54,123 INFO L444 ceAbstractionStarter]: At program point L3081(line 3081) the Hoare annotation is: (or (= ~ldv_retval_0~0 0) (not (= 1 ~ldv_module_refcounter~0)) (not (= 0 |old(~ldv_retval_0~0)|))) [2018-11-22 21:37:54,123 INFO L448 ceAbstractionStarter]: For program point L3106(line 3106) no Hoare annotation was computed. [2018-11-22 21:37:54,123 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 3063 3123) the Hoare annotation is: (or (= ~ldv_retval_0~0 0) (not (= 1 ~ldv_module_refcounter~0)) (not (= 0 |old(~ldv_retval_0~0)|))) [2018-11-22 21:37:54,123 INFO L451 ceAbstractionStarter]: At program point L3098(lines 3068 3122) the Hoare annotation is: true [2018-11-22 21:37:54,123 INFO L444 ceAbstractionStarter]: At program point L3090(line 3090) the Hoare annotation is: (or (not (= 1 ~ldv_module_refcounter~0)) (and (= ~ldv_retval_0~0 0) (= 1 ~ldv_state_variable_0~0)) (not (= 0 |old(~ldv_retval_0~0)|))) [2018-11-22 21:37:54,123 INFO L448 ceAbstractionStarter]: For program point L3090-1(line 3090) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L451 ceAbstractionStarter]: At program point L3115(line 3115) the Hoare annotation is: true [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point L3078(lines 3078 3108) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point L3074(lines 3074 3116) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L451 ceAbstractionStarter]: At program point L3107(line 3107) the Hoare annotation is: true [2018-11-22 21:37:54,124 INFO L451 ceAbstractionStarter]: At program point outlENTRY(lines 2754 2762) the Hoare annotation is: true [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point outlEXIT(lines 2754 2762) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point outlFINAL(lines 2754 2762) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L451 ceAbstractionStarter]: At program point pci_read_config_dwordENTRY(lines 2890 2899) the Hoare annotation is: true [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point pci_read_config_dwordFINAL(lines 2890 2899) no Hoare annotation was computed. [2018-11-22 21:37:54,124 INFO L448 ceAbstractionStarter]: For program point pci_read_config_dwordEXIT(lines 2890 2899) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L451 ceAbstractionStarter]: At program point spin_unlock_irqrestoreENTRY(lines 2725 2733) the Hoare annotation is: true [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point spin_unlock_irqrestoreEXIT(lines 2725 2733) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point spin_unlock_irqrestoreFINAL(lines 2725 2733) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 3125 3133) no Hoare annotation was computed. [2018-11-22 21:37:54,125 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3125 3133) the Hoare annotation is: true [2018-11-22 21:37:54,125 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3131) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3125 3133) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L451 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 3246 3258) the Hoare annotation is: true [2018-11-22 21:37:54,126 INFO L444 ceAbstractionStarter]: At program point L3252(line 3252) the Hoare annotation is: (not (= 1 ~ldv_module_refcounter~0)) [2018-11-22 21:37:54,126 INFO L448 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 3246 3258) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L448 ceAbstractionStarter]: For program point L3251(lines 3246 3258) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L448 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 2862 2870) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L448 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 2862 2870) no Hoare annotation was computed. [2018-11-22 21:37:54,126 INFO L451 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 2862 2870) the Hoare annotation is: true [2018-11-22 21:37:54,127 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-22 21:37:54,127 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_retval_0~0 0) (= ~ldv_module_refcounter~0 1)) [2018-11-22 21:37:54,127 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-22 21:37:54,127 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-22 21:37:54,127 INFO L451 ceAbstractionStarter]: At program point spinlock_checkENTRY(lines 2717 2724) the Hoare annotation is: true [2018-11-22 21:37:54,127 INFO L448 ceAbstractionStarter]: For program point spinlock_checkEXIT(lines 2717 2724) no Hoare annotation was computed. [2018-11-22 21:37:54,127 INFO L448 ceAbstractionStarter]: For program point spinlock_checkFINAL(lines 2717 2724) no Hoare annotation was computed. [2018-11-22 21:37:54,127 INFO L448 ceAbstractionStarter]: For program point inbEXIT(lines 2745 2753) no Hoare annotation was computed. [2018-11-22 21:37:54,128 INFO L451 ceAbstractionStarter]: At program point inbENTRY(lines 2745 2753) the Hoare annotation is: true [2018-11-22 21:37:54,128 INFO L448 ceAbstractionStarter]: For program point inbFINAL(lines 2745 2753) no Hoare annotation was computed. [2018-11-22 21:37:54,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 09:37:54 BoogieIcfgContainer [2018-11-22 21:37:54,137 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-22 21:37:54,138 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-22 21:37:54,138 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-22 21:37:54,138 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-22 21:37:54,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 09:37:53" (3/4) ... [2018-11-22 21:37:54,141 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-22 21:37:54,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_write_config_dword [2018-11-22 21:37:54,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_word [2018-11-22 21:37:54,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2018-11-22 21:37:54,145 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure init_l440gx [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup_l440gx [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure l440gx_set_vpp [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_write_config_word [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_read_config_dword [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spin_unlock_irqrestore [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-22 21:37:54,146 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-22 21:37:54,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-22 21:37:54,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-22 21:37:54,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure spinlock_check [2018-11-22 21:37:54,147 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2018-11-22 21:37:54,154 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 73 nodes and edges [2018-11-22 21:37:54,154 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 29 nodes and edges [2018-11-22 21:37:54,155 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-22 21:37:54,155 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-22 21:37:54,156 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-22 21:37:54,177 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (ldv_retval_0 == 0 || !(1 == ldv_module_refcounter)) || !(0 == \old(ldv_retval_0)) [2018-11-22 21:37:54,217 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_9283c5f5-e52e-48e7-9f81-be77c9689302/bin-2019/utaipan/witness.graphml [2018-11-22 21:37:54,217 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-22 21:37:54,218 INFO L168 Benchmark]: Toolchain (without parser) took 2160.86 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.6 MB in the beginning and 931.2 MB in the end (delta: 25.4 MB). Peak memory consumption was 163.3 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,219 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:37:54,219 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,219 INFO L168 Benchmark]: Boogie Procedure Inliner took 26.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-22 21:37:54,219 INFO L168 Benchmark]: Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,220 INFO L168 Benchmark]: RCFGBuilder took 479.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,220 INFO L168 Benchmark]: TraceAbstraction took 897.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 941.9 MB in the end (delta: 94.7 MB). Peak memory consumption was 94.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,220 INFO L168 Benchmark]: Witness Printer took 79.72 ms. Allocated memory is still 1.2 GB. Free memory was 941.9 MB in the beginning and 931.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2018-11-22 21:37:54,221 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 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 632.03 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 137.9 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -142.3 MB). Peak memory consumption was 66.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 26.95 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 41.00 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 479.95 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 56.8 MB). Peak memory consumption was 56.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 897.85 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 941.9 MB in the end (delta: 94.7 MB). Peak memory consumption was 94.7 MB. Max. memory is 11.5 GB. * Witness Printer took 79.72 ms. Allocated memory is still 1.2 GB. Free memory was 941.9 MB in the beginning and 931.2 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3131]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 3068]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3068]: Loop Invariant Derived loop invariant: (ldv_retval_0 == 0 || !(1 == ldv_module_refcounter)) || !(0 == \old(ldv_retval_0)) - StatisticsResult: Ultimate Automizer benchmark data CFG has 19 procedures, 116 locations, 1 error locations. SAFE Result, 0.8s OverallTime, 3 OverallIterations, 1 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.2s HoareAnnotationTime, HoareTripleCheckerStatistics: 371 SDtfs, 315 SDslu, 42 SDs, 0 SdLazy, 17 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=114occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 5 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 81 PreInvPairs, 90 NumberOfFragments, 97 HoareAnnotationTreeSize, 81 FomulaSimplifications, 11 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 40 FomulaSimplificationsInter, 605 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 68 NumberOfCodeBlocks, 68 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 65 ConstructedInterpolants, 0 QuantifiedInterpolants, 2391 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...