./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 ae007674 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-dev-ae00767 [2021-12-28 03:51:27,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-28 03:51:27,861 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-28 03:51:27,901 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-28 03:51:27,902 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-28 03:51:27,905 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-28 03:51:27,907 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-28 03:51:27,912 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-28 03:51:27,914 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-28 03:51:27,919 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-28 03:51:27,921 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-28 03:51:27,922 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-28 03:51:27,922 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-28 03:51:27,924 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-28 03:51:27,925 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-28 03:51:27,929 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-28 03:51:27,930 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-28 03:51:27,931 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-28 03:51:27,932 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-28 03:51:27,937 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-28 03:51:27,938 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-28 03:51:27,939 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-28 03:51:27,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-28 03:51:27,941 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-28 03:51:27,943 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-28 03:51:27,943 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-28 03:51:27,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-28 03:51:27,945 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-28 03:51:27,945 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-28 03:51:27,946 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-28 03:51:27,946 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-28 03:51:27,946 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-28 03:51:27,948 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-28 03:51:27,948 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-28 03:51:27,949 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-28 03:51:27,949 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-28 03:51:27,950 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-28 03:51:27,950 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-28 03:51:27,950 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-28 03:51:27,952 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-28 03:51:27,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-28 03:51:27,956 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-28 03:51:27,985 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-28 03:51:27,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-28 03:51:27,986 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-28 03:51:27,986 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-28 03:51:27,987 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-28 03:51:27,987 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-28 03:51:27,988 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-28 03:51:27,989 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-28 03:51:27,989 INFO L138 SettingsManager]: * Use SBE=true [2021-12-28 03:51:27,989 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-28 03:51:27,990 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-28 03:51:27,990 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-28 03:51:27,990 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-28 03:51:27,990 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-28 03:51:27,990 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-28 03:51:27,991 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-28 03:51:27,991 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-28 03:51:27,991 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-28 03:51:27,991 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-28 03:51:27,992 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-28 03:51:27,992 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-28 03:51:27,992 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:51:27,993 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-28 03:51:27,993 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-28 03:51:27,993 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-28 03:51:27,993 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-28 03:51:27,993 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-28 03:51:27,993 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-28 03:51:27,994 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-28 03:51:27,994 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-28 03:51:27,994 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-12-28 03:51:28,286 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-28 03:51:28,302 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-28 03:51:28,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-28 03:51:28,306 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-28 03:51:28,307 INFO L275 PluginConnector]: CDTParser initialized [2021-12-28 03:51:28,309 INFO L432 ainManager$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 [2021-12-28 03:51:28,355 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1fcfadef/b2cefeea0c7a4acdbac43a5a08df7e50/FLAGdce1f90f4 [2021-12-28 03:51:29,085 INFO L306 CDTParser]: Found 1 translation units. [2021-12-28 03:51:29,086 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 [2021-12-28 03:51:29,127 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1fcfadef/b2cefeea0c7a4acdbac43a5a08df7e50/FLAGdce1f90f4 [2021-12-28 03:51:29,335 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e1fcfadef/b2cefeea0c7a4acdbac43a5a08df7e50 [2021-12-28 03:51:29,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-28 03:51:29,339 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-28 03:51:29,341 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-28 03:51:29,341 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-28 03:51:29,352 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-28 03:51:29,353 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:51:29" (1/1) ... [2021-12-28 03:51:29,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a448a9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:29, skipping insertion in model container [2021-12-28 03:51:29,355 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.12 03:51:29" (1/1) ... [2021-12-28 03:51:29,359 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-28 03:51:29,463 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-28 03:51:31,327 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] [2021-12-28 03:51:31,381 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:51:31,402 INFO L203 MainTranslator]: Completed pre-run [2021-12-28 03:51:31,819 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] [2021-12-28 03:51:31,827 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-28 03:51:31,907 INFO L208 MainTranslator]: Completed translation [2021-12-28 03:51:31,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31 WrapperNode [2021-12-28 03:51:31,908 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-28 03:51:31,909 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-28 03:51:31,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-28 03:51:31,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-28 03:51:31,914 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,140 INFO L137 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2021-12-28 03:51:32,141 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-28 03:51:32,141 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-28 03:51:32,141 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-28 03:51:32,142 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-28 03:51:32,147 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,160 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,161 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,181 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,183 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,192 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-28 03:51:32,192 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-28 03:51:32,192 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-28 03:51:32,193 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-28 03:51:32,193 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (1/1) ... [2021-12-28 03:51:32,210 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-28 03:51:32,221 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-28 03:51:32,232 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) [2021-12-28 03:51:32,242 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 [2021-12-28 03:51:32,262 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-28 03:51:32,262 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-28 03:51:32,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-28 03:51:32,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-28 03:51:32,263 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2021-12-28 03:51:32,263 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2021-12-28 03:51:32,263 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2021-12-28 03:51:32,263 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2021-12-28 03:51:32,263 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-28 03:51:32,263 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-28 03:51:32,263 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-28 03:51:32,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-28 03:51:32,264 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-28 03:51:32,264 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-28 03:51:32,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-28 03:51:32,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-28 03:51:32,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-28 03:51:32,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-28 03:51:32,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-28 03:51:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2021-12-28 03:51:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2021-12-28 03:51:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-28 03:51:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-28 03:51:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2021-12-28 03:51:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2021-12-28 03:51:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-28 03:51:32,265 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-28 03:51:32,265 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-28 03:51:32,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2021-12-28 03:51:32,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2021-12-28 03:51:32,266 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-28 03:51:32,266 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-28 03:51:32,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-28 03:51:32,411 INFO L234 CfgBuilder]: Building ICFG [2021-12-28 03:51:32,412 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-28 03:51:32,680 INFO L275 CfgBuilder]: Performing block encoding [2021-12-28 03:51:32,685 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-28 03:51:32,686 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-28 03:51:32,687 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:51:32 BoogieIcfgContainer [2021-12-28 03:51:32,687 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-28 03:51:32,689 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-28 03:51:32,689 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-28 03:51:32,691 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-28 03:51:32,691 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.12 03:51:29" (1/3) ... [2021-12-28 03:51:32,691 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581116fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:51:32, skipping insertion in model container [2021-12-28 03:51:32,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.12 03:51:31" (2/3) ... [2021-12-28 03:51:32,692 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@581116fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.12 03:51:32, skipping insertion in model container [2021-12-28 03:51:32,692 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:51:32" (3/3) ... [2021-12-28 03:51:32,693 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-28 03:51:32,700 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-28 03:51:32,700 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-28 03:51:32,730 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-28 03:51:32,734 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 [2021-12-28 03:51:32,734 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-28 03:51:32,746 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) [2021-12-28 03:51:32,749 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-28 03:51:32,750 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:51:32,750 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:51:32,750 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:51:32,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:51:32,754 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2021-12-28 03:51:32,760 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:51:32,762 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [154593979] [2021-12-28 03:51:32,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:51:32,763 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:51:32,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:51:33,039 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:51:33,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:51:33,056 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:51:33,057 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:51:33,057 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [154593979] [2021-12-28 03:51:33,057 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [154593979] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:51:33,058 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:51:33,058 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 03:51:33,059 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1454760941] [2021-12-28 03:51:33,059 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:51:33,062 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 03:51:33,062 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:51:33,079 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 03:51:33,079 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 03:51:33,081 INFO L87 Difference]: Start difference. First 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) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:51:33,294 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:51:33,294 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2021-12-28 03:51:33,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 03:51:33,296 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-12-28 03:51:33,297 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:51:33,304 INFO L225 Difference]: With dead ends: 265 [2021-12-28 03:51:33,305 INFO L226 Difference]: Without dead ends: 128 [2021-12-28 03:51:33,308 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:51:33,310 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 03:51:33,311 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 156 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 03:51:33,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-28 03:51:33,341 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-12-28 03:51:33,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 81 states have (on average 1.1851851851851851) internal successors, (96), 84 states have internal predecessors, (96), 33 states have call successors, (33), 15 states have call predecessors, (33), 13 states have return successors, (31), 29 states have call predecessors, (31), 31 states have call successors, (31) [2021-12-28 03:51:33,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2021-12-28 03:51:33,345 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2021-12-28 03:51:33,345 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:51:33,345 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2021-12-28 03:51:33,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:51:33,346 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2021-12-28 03:51:33,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-28 03:51:33,347 INFO L506 BasicCegarLoop]: Found error trace [2021-12-28 03:51:33,347 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-28 03:51:33,347 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-28 03:51:33,347 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-28 03:51:33,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-28 03:51:33,348 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2021-12-28 03:51:33,348 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-28 03:51:33,348 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836280534] [2021-12-28 03:51:33,348 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-28 03:51:33,349 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-28 03:51:33,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:51:33,400 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-28 03:51:33,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-28 03:51:33,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-28 03:51:33,411 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-28 03:51:33,411 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836280534] [2021-12-28 03:51:33,412 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836280534] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-28 03:51:33,412 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-28 03:51:33,412 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-28 03:51:33,412 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [610831161] [2021-12-28 03:51:33,412 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-28 03:51:33,413 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-28 03:51:33,413 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-28 03:51:33,414 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-28 03:51:33,414 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-28 03:51:33,414 INFO L87 Difference]: Start difference. First operand 128 states and 160 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:51:33,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-28 03:51:33,539 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2021-12-28 03:51:33,540 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-28 03:51:33,540 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-12-28 03:51:33,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-28 03:51:33,540 INFO L225 Difference]: With dead ends: 128 [2021-12-28 03:51:33,540 INFO L226 Difference]: Without dead ends: 0 [2021-12-28 03:51:33,541 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 1 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-28 03:51:33,542 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 168 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-28 03:51:33,542 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 147 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-28 03:51:33,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-28 03:51:33,543 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-28 03:51:33,543 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-28 03:51:33,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-28 03:51:33,544 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-12-28 03:51:33,544 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-28 03:51:33,544 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-28 03:51:33,544 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-12-28 03:51:33,544 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-28 03:51:33,544 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-28 03:51:33,547 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-28 03:51:33,547 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-28 03:51:33,548 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-28 03:51:33,703 INFO L861 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2021-12-28 03:51:33,704 INFO L861 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2021-12-28 03:51:33,704 INFO L858 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2021-12-28 03:51:33,704 INFO L861 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2021-12-28 03:51:33,704 INFO L858 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2021-12-28 03:51:33,704 INFO L861 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2021-12-28 03:51:33,704 INFO L858 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2021-12-28 03:51:33,705 INFO L861 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2021-12-28 03:51:33,705 INFO L858 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2021-12-28 03:51:33,705 INFO L861 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2021-12-28 03:51:33,705 INFO L858 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2021-12-28 03:51:33,705 INFO L858 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2021-12-28 03:51:33,705 INFO L858 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2021-12-28 03:51:33,705 INFO L858 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L861 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2021-12-28 03:51:33,706 INFO L858 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2021-12-28 03:51:33,707 INFO L861 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2021-12-28 03:51:33,707 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2021-12-28 03:51:33,707 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2021-12-28 03:51:33,707 INFO L858 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2021-12-28 03:51:33,707 INFO L861 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2021-12-28 03:51:33,707 INFO L858 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2021-12-28 03:51:33,708 INFO L858 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2021-12-28 03:51:33,708 INFO L861 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2021-12-28 03:51:33,708 INFO L858 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2021-12-28 03:51:33,708 INFO L861 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2021-12-28 03:51:33,708 INFO L861 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2021-12-28 03:51:33,708 INFO L861 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2021-12-28 03:51:33,708 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2021-12-28 03:51:33,709 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2021-12-28 03:51:33,709 INFO L861 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2021-12-28 03:51:33,709 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2021-12-28 03:51:33,709 INFO L861 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2021-12-28 03:51:33,709 INFO L861 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2021-12-28 03:51:33,709 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2021-12-28 03:51:33,710 INFO L861 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2021-12-28 03:51:33,710 INFO L858 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2021-12-28 03:51:33,710 INFO L861 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2021-12-28 03:51:33,710 INFO L858 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2021-12-28 03:51:33,710 INFO L858 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2021-12-28 03:51:33,710 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2021-12-28 03:51:33,710 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2021-12-28 03:51:33,711 INFO L861 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2021-12-28 03:51:33,711 INFO L858 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2021-12-28 03:51:33,711 INFO L858 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2021-12-28 03:51:33,711 INFO L861 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2021-12-28 03:51:33,711 INFO L861 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2021-12-28 03:51:33,711 INFO L861 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2021-12-28 03:51:33,711 INFO L858 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2021-12-28 03:51:33,712 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2021-12-28 03:51:33,712 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2021-12-28 03:51:33,712 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2021-12-28 03:51:33,712 INFO L858 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2021-12-28 03:51:33,712 INFO L861 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2021-12-28 03:51:33,712 INFO L858 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2021-12-28 03:51:33,712 INFO L858 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L861 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2021-12-28 03:51:33,713 INFO L858 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L858 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L858 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2021-12-28 03:51:33,713 INFO L861 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2021-12-28 03:51:33,714 INFO L858 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2021-12-28 03:51:33,714 INFO L861 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2021-12-28 03:51:33,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2021-12-28 03:51:33,714 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2021-12-28 03:51:33,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2021-12-28 03:51:33,714 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2021-12-28 03:51:33,714 INFO L858 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2021-12-28 03:51:33,715 INFO L861 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2021-12-28 03:51:33,715 INFO L858 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2021-12-28 03:51:33,715 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2021-12-28 03:51:33,715 INFO L854 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2021-12-28 03:51:33,715 INFO L858 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2021-12-28 03:51:33,715 INFO L854 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2021-12-28 03:51:33,716 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2021-12-28 03:51:33,716 INFO L858 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2021-12-28 03:51:33,716 INFO L858 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2021-12-28 03:51:33,716 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2021-12-28 03:51:33,716 INFO L854 garLoopResultBuilder]: At program point L6799(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,716 INFO L854 garLoopResultBuilder]: At program point L6795(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L861 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2021-12-28 03:51:33,717 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-28 03:51:33,718 INFO L858 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2021-12-28 03:51:33,718 INFO L858 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2021-12-28 03:51:33,718 INFO L858 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2021-12-28 03:51:33,718 INFO L854 garLoopResultBuilder]: At program point L6789-1(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,718 INFO L854 garLoopResultBuilder]: At program point L6789(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,718 INFO L854 garLoopResultBuilder]: At program point L6785-1(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6785(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6781-1(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6781(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6777-1(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,719 INFO L854 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2021-12-28 03:51:33,720 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 11575 11582) the Hoare annotation is: (and (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 |old(~ldv_mutex_lock~0)|)) [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2021-12-28 03:51:33,720 INFO L858 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L861 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2021-12-28 03:51:33,721 INFO L858 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L858 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L858 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L858 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L861 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2021-12-28 03:51:33,721 INFO L858 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2021-12-28 03:51:33,721 INFO L861 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2021-12-28 03:51:33,722 INFO L861 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2021-12-28 03:51:33,722 INFO L858 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2021-12-28 03:51:33,722 INFO L861 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2021-12-28 03:51:33,722 INFO L858 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2021-12-28 03:51:33,722 INFO L861 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2021-12-28 03:51:33,722 INFO L858 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L861 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L861 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2021-12-28 03:51:33,723 INFO L858 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2021-12-28 03:51:33,724 INFO L858 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2021-12-28 03:51:33,726 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-28 03:51:33,727 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-28 03:51:33,735 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.12 03:51:33 BoogieIcfgContainer [2021-12-28 03:51:33,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-28 03:51:33,736 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-28 03:51:33,736 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-28 03:51:33,736 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-28 03:51:33,737 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.12 03:51:32" (3/4) ... [2021-12-28 03:51:33,739 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-28 03:51:33,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2021-12-28 03:51:33,742 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2021-12-28 03:51:33,743 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-28 03:51:33,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2021-12-28 03:51:33,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-12-28 03:51:33,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-12-28 03:51:33,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2021-12-28 03:51:33,744 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2021-12-28 03:51:33,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-12-28 03:51:33,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-12-28 03:51:33,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-12-28 03:51:33,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-28 03:51:33,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-28 03:51:33,754 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 03:51:33,755 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-28 03:51:33,860 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-28 03:51:33,860 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-28 03:51:33,861 INFO L158 Benchmark]: Toolchain (without parser) took 4521.23ms. Allocated memory was 58.7MB in the beginning and 159.4MB in the end (delta: 100.7MB). Free memory was 23.8MB in the beginning and 68.5MB in the end (delta: -44.7MB). Peak memory consumption was 56.8MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,861 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-28 03:51:33,862 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2567.87ms. Allocated memory was 58.7MB in the beginning and 119.5MB in the end (delta: 60.8MB). Free memory was 23.7MB in the beginning and 39.0MB in the end (delta: -15.3MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,862 INFO L158 Benchmark]: Boogie Procedure Inliner took 231.50ms. Allocated memory is still 119.5MB. Free memory was 39.0MB in the beginning and 48.9MB in the end (delta: -9.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,862 INFO L158 Benchmark]: Boogie Preprocessor took 50.45ms. Allocated memory is still 119.5MB. Free memory was 48.9MB in the beginning and 45.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,863 INFO L158 Benchmark]: RCFGBuilder took 495.05ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 44.8MB in the beginning and 86.1MB in the end (delta: -41.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,863 INFO L158 Benchmark]: TraceAbstraction took 1047.15ms. Allocated memory is still 159.4MB. Free memory was 86.1MB in the beginning and 82.1MB in the end (delta: 4.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,863 INFO L158 Benchmark]: Witness Printer took 124.13ms. Allocated memory is still 159.4MB. Free memory was 82.1MB in the beginning and 68.5MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-28 03:51:33,865 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 58.7MB. Free memory was 41.1MB in the beginning and 41.0MB in the end (delta: 50.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2567.87ms. Allocated memory was 58.7MB in the beginning and 119.5MB in the end (delta: 60.8MB). Free memory was 23.7MB in the beginning and 39.0MB in the end (delta: -15.3MB). Peak memory consumption was 54.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 231.50ms. Allocated memory is still 119.5MB. Free memory was 39.0MB in the beginning and 48.9MB in the end (delta: -9.9MB). Peak memory consumption was 4.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.45ms. Allocated memory is still 119.5MB. Free memory was 48.9MB in the beginning and 45.2MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 495.05ms. Allocated memory was 119.5MB in the beginning and 159.4MB in the end (delta: 39.8MB). Free memory was 44.8MB in the beginning and 86.1MB in the end (delta: -41.3MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. * TraceAbstraction took 1047.15ms. Allocated memory is still 159.4MB. Free memory was 86.1MB in the beginning and 82.1MB in the end (delta: 4.0MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 124.13ms. Allocated memory is still 159.4MB. Free memory was 82.1MB in the beginning and 68.5MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11351]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 45 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 90 IncrementalHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 258 mSDtfsCounter, 90 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12 GetRequests, 4 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=137occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 177 PreInvPairs, 207 NumberOfFragments, 145 HoareAnnotationTreeSize, 177 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 570 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6759]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 RESULT: Ultimate proved your program to be correct! [2021-12-28 03:51:33,930 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE