./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:37,769 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:37,771 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:37,807 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:37,808 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:37,811 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:37,812 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:37,820 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:37,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:37,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:37,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:37,827 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:37,827 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:37,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:37,831 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:37,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:37,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:37,835 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:37,837 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:37,842 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:37,843 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:37,844 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:37,848 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:37,849 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:37,854 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:37,854 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:37,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:37,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:37,856 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:37,856 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:37,857 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:37,857 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:37,858 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:37,859 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:37,860 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:37,860 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:37,860 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:37,861 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:37,861 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:37,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:37,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:37,863 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 13:04:37,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:37,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:37,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:37,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:37,888 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:37,888 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:37,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:37,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:37,889 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:37,889 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:37,889 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:37,890 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:37,891 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:37,891 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:37,891 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:37,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:37,891 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:37,891 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:37,891 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:37,892 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 13:04:37,892 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 13:04:37,893 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:37,893 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:37,893 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:37,893 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:37,893 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-12-15 13:04:38,098 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:38,122 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:38,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:38,126 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:38,126 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:38,127 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-15 13:04:38,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5613e5a/d1c2bbb26ffa41d4afa9d7cc2a7a965a/FLAG57b860064 [2021-12-15 13:04:38,902 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:38,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-15 13:04:38,944 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5613e5a/d1c2bbb26ffa41d4afa9d7cc2a7a965a/FLAG57b860064 [2021-12-15 13:04:39,213 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/af5613e5a/d1c2bbb26ffa41d4afa9d7cc2a7a965a [2021-12-15 13:04:39,215 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:39,216 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:39,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:39,218 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:39,220 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:39,221 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:39" (1/1) ... [2021-12-15 13:04:39,221 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a11bb2a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:39, skipping insertion in model container [2021-12-15 13:04:39,221 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:39" (1/1) ... [2021-12-15 13:04:39,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:39,313 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:41,187 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314638,314651] [2021-12-15 13:04:41,246 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:41,271 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 13:04:41,543 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314638,314651] [2021-12-15 13:04:41,547 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 13:04:41,634 INFO L208 MainTranslator]: Completed translation [2021-12-15 13:04:41,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41 WrapperNode [2021-12-15 13:04:41,636 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:41,637 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:41,637 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 13:04:41,637 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 13:04:41,642 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,754 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,802 INFO L137 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2021-12-15 13:04:41,805 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 13:04:41,806 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 13:04:41,806 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 13:04:41,806 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 13:04:41,813 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,813 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,819 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,820 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,842 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,843 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,847 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,855 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 13:04:41,856 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 13:04:41,856 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 13:04:41,856 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 13:04:41,861 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (1/1) ... [2021-12-15 13:04:41,868 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:41,876 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 13:04:41,886 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 13:04:41,898 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 13:04:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-15 13:04:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-15 13:04:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-15 13:04:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-15 13:04:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2021-12-15 13:04:41,929 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2021-12-15 13:04:41,929 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2021-12-15 13:04:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2021-12-15 13:04:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-15 13:04:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-15 13:04:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 13:04:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 13:04:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 13:04:41,930 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-15 13:04:41,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-15 13:04:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 13:04:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 13:04:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-15 13:04:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-15 13:04:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2021-12-15 13:04:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2021-12-15 13:04:41,931 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-15 13:04:41,931 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-15 13:04:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2021-12-15 13:04:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2021-12-15 13:04:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 13:04:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-15 13:04:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-15 13:04:41,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-15 13:04:41,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-15 13:04:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2021-12-15 13:04:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2021-12-15 13:04:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 13:04:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2021-12-15 13:04:41,933 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2021-12-15 13:04:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 13:04:41,933 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-15 13:04:41,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-15 13:04:42,131 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 13:04:42,154 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 13:04:42,458 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 13:04:42,463 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 13:04:42,464 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-15 13:04:42,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:42 BoogieIcfgContainer [2021-12-15 13:04:42,465 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 13:04:42,466 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 13:04:42,466 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 13:04:42,469 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 13:04:42,469 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 01:04:39" (1/3) ... [2021-12-15 13:04:42,469 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edc976e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:42, skipping insertion in model container [2021-12-15 13:04:42,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:41" (2/3) ... [2021-12-15 13:04:42,470 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7edc976e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 01:04:42, skipping insertion in model container [2021-12-15 13:04:42,470 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 01:04:42" (3/3) ... [2021-12-15 13:04:42,471 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-15 13:04:42,490 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 13:04:42,490 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 13:04:42,548 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 13:04:42,553 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 13:04:42,553 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 13:04:42,565 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2021-12-15 13:04:42,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-15 13:04:42,569 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 13:04:42,569 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 13:04:42,569 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 13:04:42,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 13:04:42,573 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2021-12-15 13:04:42,579 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 13:04:42,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540679776] [2021-12-15 13:04:42,580 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 13:04:42,580 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 13:04:42,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 13:04:42,651 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:04:42,657 INFO L158 Benchmark]: Toolchain (without parser) took 3439.20ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 55.9MB in the beginning and 76.3MB in the end (delta: -20.4MB). Peak memory consumption was 70.5MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,657 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 44.4MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:04:42,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2418.65ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 55.7MB in the beginning and 98.9MB in the end (delta: -43.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.18ms. Allocated memory is still 184.5MB. Free memory was 98.9MB in the beginning and 90.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,659 INFO L158 Benchmark]: Boogie Preprocessor took 49.27ms. Allocated memory is still 184.5MB. Free memory was 90.0MB in the beginning and 86.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,660 INFO L158 Benchmark]: RCFGBuilder took 609.60ms. Allocated memory is still 184.5MB. Free memory was 86.3MB in the beginning and 88.9MB in the end (delta: -2.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,663 INFO L158 Benchmark]: TraceAbstraction took 188.17ms. Allocated memory is still 184.5MB. Free memory was 88.4MB in the beginning and 76.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 13:04:42,667 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 75.5MB. Free memory was 44.4MB in the beginning and 44.4MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2418.65ms. Allocated memory was 92.3MB in the beginning and 184.5MB in the end (delta: 92.3MB). Free memory was 55.7MB in the beginning and 98.9MB in the end (delta: -43.2MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.18ms. Allocated memory is still 184.5MB. Free memory was 98.9MB in the beginning and 90.0MB in the end (delta: 8.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.27ms. Allocated memory is still 184.5MB. Free memory was 90.0MB in the beginning and 86.3MB in the end (delta: 3.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 609.60ms. Allocated memory is still 184.5MB. Free memory was 86.3MB in the beginning and 88.9MB in the end (delta: -2.5MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * TraceAbstraction took 188.17ms. Allocated memory is still 184.5MB. Free memory was 88.4MB in the beginning and 76.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 13:04:42,697 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 13:04:44,333 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 13:04:44,335 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 13:04:44,356 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 13:04:44,357 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 13:04:44,359 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 13:04:44,361 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 13:04:44,365 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 13:04:44,367 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 13:04:44,370 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 13:04:44,378 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 13:04:44,379 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 13:04:44,379 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 13:04:44,381 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 13:04:44,383 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 13:04:44,387 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 13:04:44,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 13:04:44,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 13:04:44,390 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 13:04:44,393 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 13:04:44,396 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 13:04:44,397 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 13:04:44,397 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 13:04:44,398 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 13:04:44,400 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 13:04:44,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 13:04:44,403 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 13:04:44,404 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 13:04:44,404 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 13:04:44,405 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 13:04:44,405 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 13:04:44,406 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 13:04:44,407 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 13:04:44,407 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 13:04:44,408 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 13:04:44,408 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 13:04:44,409 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 13:04:44,409 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 13:04:44,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 13:04:44,410 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 13:04:44,411 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 13:04:44,414 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 13:04:44,437 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 13:04:44,439 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 13:04:44,440 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 13:04:44,440 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 13:04:44,441 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 13:04:44,441 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 13:04:44,442 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 13:04:44,442 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 13:04:44,442 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 13:04:44,442 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 13:04:44,443 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 13:04:44,443 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 13:04:44,443 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 13:04:44,443 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 13:04:44,444 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 13:04:44,445 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 13:04:44,445 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 13:04:44,445 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 13:04:44,445 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 13:04:44,445 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 13:04:44,445 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 13:04:44,445 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 13:04:44,446 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 13:04:44,447 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 13:04:44,447 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-12-15 13:04:44,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 13:04:44,725 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 13:04:44,727 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 13:04:44,728 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 13:04:44,728 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 13:04:44,730 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-15 13:04:44,772 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b8d28fb/a37c767044d543b0b55903b74a85b8bb/FLAGf5fc79f82 [2021-12-15 13:04:45,434 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 13:04:45,435 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-15 13:04:45,472 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b8d28fb/a37c767044d543b0b55903b74a85b8bb/FLAGf5fc79f82 [2021-12-15 13:04:45,802 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89b8d28fb/a37c767044d543b0b55903b74a85b8bb [2021-12-15 13:04:45,806 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 13:04:45,807 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 13:04:45,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 13:04:45,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 13:04:45,812 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 13:04:45,812 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:45" (1/1) ... [2021-12-15 13:04:45,813 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@731036dc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 01:04:45, skipping insertion in model container [2021-12-15 13:04:45,813 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 01:04:45" (1/1) ... [2021-12-15 13:04:45,818 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 13:04:45,930 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 13:04:47,082 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.IllegalArgumentException: cannot determine size of incomplete type at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.computeSize(TypeSizeAndOffsetComputer.java:203) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructBytesizeExpression(TypeSizeAndOffsetComputer.java:121) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.checkIfNecessaryMemoryModelAdaption(CHandler.java:996) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:963) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:279) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2392) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:303) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleReturnStatement(FunctionHandler.java:539) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2021) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:193) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1069) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:232) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1456) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:155) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3268) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2342) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:595) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.PRDispatcher.dispatch(PRDispatcher.java:134) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:192) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) 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:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 13:04:47,087 INFO L158 Benchmark]: Toolchain (without parser) took 1279.60ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 26.9MB in the beginning and 30.6MB in the end (delta: -3.8MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-12-15 13:04:47,088 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 13:04:47,089 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1277.10ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 30.6MB in the end (delta: -4.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2021-12-15 13:04:47,090 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 60.8MB. Free memory was 42.5MB in the beginning and 42.5MB in the end (delta: 33.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1277.10ms. Allocated memory was 60.8MB in the beginning and 75.5MB in the end (delta: 14.7MB). Free memory was 26.6MB in the beginning and 30.6MB in the end (delta: -4.0MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: IllegalArgumentException: cannot determine size of incomplete type: de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.TypeSizeAndOffsetComputer.constructSizeTValueAndOffsets_StructAndUnion(TypeSizeAndOffsetComputer.java:256) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: IllegalArgumentException: cannot determine size of incomplete type