./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 c3fed411 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-tmp.no-commuhash-c3fed41 [2021-12-16 03:53:16,681 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-16 03:53:16,690 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-16 03:53:16,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-16 03:53:16,743 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-16 03:53:16,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-16 03:53:16,751 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-16 03:53:16,753 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-16 03:53:16,755 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-16 03:53:16,759 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-16 03:53:16,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-16 03:53:16,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-16 03:53:16,761 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-16 03:53:16,764 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-16 03:53:16,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-16 03:53:16,768 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-16 03:53:16,769 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-16 03:53:16,770 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-16 03:53:16,772 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-16 03:53:16,777 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-16 03:53:16,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-16 03:53:16,780 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-16 03:53:16,781 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-16 03:53:16,782 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-16 03:53:16,787 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-16 03:53:16,788 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-16 03:53:16,788 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-16 03:53:16,790 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-16 03:53:16,790 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-16 03:53:16,791 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-16 03:53:16,791 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-16 03:53:16,792 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-16 03:53:16,793 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-16 03:53:16,794 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-16 03:53:16,795 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-16 03:53:16,796 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-16 03:53:16,796 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-16 03:53:16,796 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-16 03:53:16,797 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-16 03:53:16,797 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-16 03:53:16,798 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-16 03:53:16,800 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-16 03:53:16,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-16 03:53:16,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-16 03:53:16,830 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-16 03:53:16,830 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-16 03:53:16,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-16 03:53:16,831 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-16 03:53:16,832 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-16 03:53:16,832 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-16 03:53:16,832 INFO L138 SettingsManager]: * Use SBE=true [2021-12-16 03:53:16,832 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-16 03:53:16,833 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-16 03:53:16,834 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-16 03:53:16,834 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-16 03:53:16,834 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-16 03:53:16,834 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-16 03:53:16,834 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-16 03:53:16,835 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-16 03:53:16,835 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-16 03:53:16,835 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-16 03:53:16,835 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-16 03:53:16,836 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-16 03:53:16,836 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:53:16,836 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-16 03:53:16,836 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-16 03:53:16,836 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-16 03:53:16,837 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-16 03:53:16,837 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-16 03:53:16,838 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-16 03:53:16,838 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-16 03:53:16,838 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-16 03:53:16,839 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-16 03:53:16,839 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-12-16 03:53:17,100 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-16 03:53:17,128 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-16 03:53:17,131 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-16 03:53:17,132 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-16 03:53:17,132 INFO L275 PluginConnector]: CDTParser initialized [2021-12-16 03:53:17,134 INFO L432 ainManager$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 [2021-12-16 03:53:17,196 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6118299/2c976b27e3ea4e4fb72a8a692ebc4082/FLAG16ce0d7fa [2021-12-16 03:53:17,889 INFO L306 CDTParser]: Found 1 translation units. [2021-12-16 03:53:17,889 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 [2021-12-16 03:53:17,939 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6118299/2c976b27e3ea4e4fb72a8a692ebc4082/FLAG16ce0d7fa [2021-12-16 03:53:17,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/dd6118299/2c976b27e3ea4e4fb72a8a692ebc4082 [2021-12-16 03:53:17,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-16 03:53:17,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-16 03:53:17,986 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-16 03:53:17,986 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-16 03:53:17,989 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-16 03:53:17,990 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:53:17" (1/1) ... [2021-12-16 03:53:17,990 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@718fc30b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:17, skipping insertion in model container [2021-12-16 03:53:17,991 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 03:53:17" (1/1) ... [2021-12-16 03:53:17,996 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-16 03:53:18,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-16 03:53:21,013 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] [2021-12-16 03:53:21,081 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:53:21,109 INFO L203 MainTranslator]: Completed pre-run [2021-12-16 03:53:21,470 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] [2021-12-16 03:53:21,476 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-16 03:53:21,574 INFO L208 MainTranslator]: Completed translation [2021-12-16 03:53:21,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21 WrapperNode [2021-12-16 03:53:21,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-16 03:53:21,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-16 03:53:21,578 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-16 03:53:21,578 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-16 03:53:21,585 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,796 INFO L137 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2021-12-16 03:53:21,797 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-16 03:53:21,798 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-16 03:53:21,798 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-16 03:53:21,798 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-16 03:53:21,805 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,844 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,846 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,851 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,856 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-16 03:53:21,857 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-16 03:53:21,858 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-16 03:53:21,858 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-16 03:53:21,859 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (1/1) ... [2021-12-16 03:53:21,867 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-16 03:53:21,875 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-16 03:53:21,893 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) [2021-12-16 03:53:21,903 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 [2021-12-16 03:53:21,941 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-16 03:53:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-16 03:53:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-16 03:53:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-16 03:53:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2021-12-16 03:53:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2021-12-16 03:53:21,942 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2021-12-16 03:53:21,942 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2021-12-16 03:53:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-16 03:53:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-16 03:53:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-16 03:53:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-16 03:53:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-16 03:53:21,943 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-16 03:53:21,943 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-16 03:53:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-16 03:53:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-16 03:53:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-16 03:53:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-16 03:53:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2021-12-16 03:53:21,944 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2021-12-16 03:53:21,944 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-16 03:53:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-16 03:53:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2021-12-16 03:53:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2021-12-16 03:53:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-16 03:53:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-16 03:53:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-16 03:53:21,945 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-16 03:53:21,945 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-16 03:53:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2021-12-16 03:53:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2021-12-16 03:53:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-16 03:53:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2021-12-16 03:53:21,946 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2021-12-16 03:53:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-16 03:53:21,946 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-16 03:53:21,947 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-16 03:53:22,184 INFO L236 CfgBuilder]: Building ICFG [2021-12-16 03:53:22,186 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-16 03:53:22,486 INFO L277 CfgBuilder]: Performing block encoding [2021-12-16 03:53:22,500 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-16 03:53:22,501 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-16 03:53:22,503 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:53:22 BoogieIcfgContainer [2021-12-16 03:53:22,503 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-16 03:53:22,505 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-16 03:53:22,505 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-16 03:53:22,509 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-16 03:53:22,509 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 03:53:17" (1/3) ... [2021-12-16 03:53:22,510 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f59dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:53:22, skipping insertion in model container [2021-12-16 03:53:22,510 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 03:53:21" (2/3) ... [2021-12-16 03:53:22,511 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61f59dd6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 03:53:22, skipping insertion in model container [2021-12-16 03:53:22,511 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:53:22" (3/3) ... [2021-12-16 03:53:22,513 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-16 03:53:22,518 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-16 03:53:22,519 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-16 03:53:22,574 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-16 03:53:22,580 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 [2021-12-16 03:53:22,581 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-16 03:53:22,600 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) [2021-12-16 03:53:22,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-16 03:53:22,604 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:53:22,604 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:53:22,605 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:53:22,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:53:22,609 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2021-12-16 03:53:22,616 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:53:22,616 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1399779543] [2021-12-16 03:53:22,617 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:53:22,617 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:53:22,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:53:22,986 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:53:22,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:53:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:53:23,025 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:53:23,026 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1399779543] [2021-12-16 03:53:23,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1399779543] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:53:23,026 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:53:23,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 03:53:23,028 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912576201] [2021-12-16 03:53:23,029 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:53:23,036 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 03:53:23,037 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:53:23,068 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 03:53:23,069 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 03:53:23,071 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) [2021-12-16 03:53:23,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:53:23,329 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2021-12-16 03:53:23,330 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 03:53:23,331 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 [2021-12-16 03:53:23,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:53:23,341 INFO L225 Difference]: With dead ends: 265 [2021-12-16 03:53:23,341 INFO L226 Difference]: Without dead ends: 128 [2021-12-16 03:53:23,345 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:53:23,349 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, 0.2s IncrementalHoareTripleChecker+Time [2021-12-16 03:53:23,350 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 156 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-16 03:53:23,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-16 03:53:23,396 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-12-16 03:53:23,398 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) [2021-12-16 03:53:23,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2021-12-16 03:53:23,402 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2021-12-16 03:53:23,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:53:23,402 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2021-12-16 03:53:23,403 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) [2021-12-16 03:53:23,403 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2021-12-16 03:53:23,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-16 03:53:23,404 INFO L506 BasicCegarLoop]: Found error trace [2021-12-16 03:53:23,404 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-16 03:53:23,405 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-16 03:53:23,405 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-16 03:53:23,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-16 03:53:23,406 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2021-12-16 03:53:23,406 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-16 03:53:23,406 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1936704773] [2021-12-16 03:53:23,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-16 03:53:23,407 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-16 03:53:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:53:23,482 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-16 03:53:23,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-16 03:53:23,497 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-16 03:53:23,498 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-16 03:53:23,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1936704773] [2021-12-16 03:53:23,498 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1936704773] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-16 03:53:23,499 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-16 03:53:23,499 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-16 03:53:23,499 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590306931] [2021-12-16 03:53:23,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-16 03:53:23,501 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-16 03:53:23,501 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-16 03:53:23,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-16 03:53:23,502 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-16 03:53:23,502 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) [2021-12-16 03:53:23,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-16 03:53:23,696 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2021-12-16 03:53:23,696 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-16 03:53:23,696 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 [2021-12-16 03:53:23,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-16 03:53:23,697 INFO L225 Difference]: With dead ends: 128 [2021-12-16 03:53:23,697 INFO L226 Difference]: Without dead ends: 0 [2021-12-16 03:53:23,699 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-16 03:53:23,700 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 [2021-12-16 03:53:23,700 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] [2021-12-16 03:53:23,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-16 03:53:23,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-16 03:53:23,702 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) [2021-12-16 03:53:23,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-16 03:53:23,702 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-12-16 03:53:23,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-16 03:53:23,703 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-16 03:53:23,703 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) [2021-12-16 03:53:23,703 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-16 03:53:23,703 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-16 03:53:23,706 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-16 03:53:23,706 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-16 03:53:23,708 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-16 03:53:23,927 INFO L861 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2021-12-16 03:53:23,927 INFO L861 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2021-12-16 03:53:23,927 INFO L858 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2021-12-16 03:53:23,928 INFO L861 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2021-12-16 03:53:23,928 INFO L858 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2021-12-16 03:53:23,928 INFO L861 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2021-12-16 03:53:23,928 INFO L858 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2021-12-16 03:53:23,928 INFO L861 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2021-12-16 03:53:23,929 INFO L858 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2021-12-16 03:53:23,929 INFO L861 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2021-12-16 03:53:23,929 INFO L858 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2021-12-16 03:53:23,929 INFO L858 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2021-12-16 03:53:23,929 INFO L858 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2021-12-16 03:53:23,929 INFO L858 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2021-12-16 03:53:23,930 INFO L858 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2021-12-16 03:53:23,930 INFO L858 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2021-12-16 03:53:23,930 INFO L861 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2021-12-16 03:53:23,930 INFO L858 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2021-12-16 03:53:23,930 INFO L858 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2021-12-16 03:53:23,931 INFO L858 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2021-12-16 03:53:23,931 INFO L858 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2021-12-16 03:53:23,931 INFO L861 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2021-12-16 03:53:23,931 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2021-12-16 03:53:23,931 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2021-12-16 03:53:23,931 INFO L858 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2021-12-16 03:53:23,932 INFO L861 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2021-12-16 03:53:23,932 INFO L858 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2021-12-16 03:53:23,932 INFO L858 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2021-12-16 03:53:23,932 INFO L861 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2021-12-16 03:53:23,932 INFO L858 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2021-12-16 03:53:23,932 INFO L861 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2021-12-16 03:53:23,933 INFO L861 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2021-12-16 03:53:23,933 INFO L861 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2021-12-16 03:53:23,933 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2021-12-16 03:53:23,933 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2021-12-16 03:53:23,933 INFO L861 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2021-12-16 03:53:23,933 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2021-12-16 03:53:23,934 INFO L861 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2021-12-16 03:53:23,934 INFO L861 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2021-12-16 03:53:23,934 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2021-12-16 03:53:23,934 INFO L861 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2021-12-16 03:53:23,934 INFO L858 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2021-12-16 03:53:23,934 INFO L861 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2021-12-16 03:53:23,935 INFO L858 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2021-12-16 03:53:23,935 INFO L858 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2021-12-16 03:53:23,935 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2021-12-16 03:53:23,935 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2021-12-16 03:53:23,935 INFO L861 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2021-12-16 03:53:23,936 INFO L858 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2021-12-16 03:53:23,936 INFO L858 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2021-12-16 03:53:23,936 INFO L861 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2021-12-16 03:53:23,936 INFO L861 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2021-12-16 03:53:23,936 INFO L861 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2021-12-16 03:53:23,936 INFO L858 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2021-12-16 03:53:23,937 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2021-12-16 03:53:23,937 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2021-12-16 03:53:23,937 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2021-12-16 03:53:23,937 INFO L858 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2021-12-16 03:53:23,937 INFO L861 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2021-12-16 03:53:23,937 INFO L858 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2021-12-16 03:53:23,938 INFO L858 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2021-12-16 03:53:23,938 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2021-12-16 03:53:23,938 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2021-12-16 03:53:23,938 INFO L861 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2021-12-16 03:53:23,938 INFO L858 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2021-12-16 03:53:23,938 INFO L858 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2021-12-16 03:53:23,939 INFO L858 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2021-12-16 03:53:23,939 INFO L861 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2021-12-16 03:53:23,939 INFO L858 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2021-12-16 03:53:23,939 INFO L861 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2021-12-16 03:53:23,939 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2021-12-16 03:53:23,940 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2021-12-16 03:53:23,940 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2021-12-16 03:53:23,940 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2021-12-16 03:53:23,940 INFO L858 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2021-12-16 03:53:23,940 INFO L861 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2021-12-16 03:53:23,941 INFO L858 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2021-12-16 03:53:23,941 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2021-12-16 03:53:23,941 INFO L854 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= ~ldv_mutex_mutex_of_device~0 1)) (not (= ~ldv_mutex_lock~0 1))) [2021-12-16 03:53:23,941 INFO L858 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2021-12-16 03:53:23,941 INFO L854 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= ~ldv_mutex_mutex_of_device~0 1)) (not (= ~ldv_mutex_lock~0 1))) [2021-12-16 03:53:23,942 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2021-12-16 03:53:23,942 INFO L858 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2021-12-16 03:53:23,942 INFO L858 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2021-12-16 03:53:23,942 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2021-12-16 03:53:23,942 INFO L854 garLoopResultBuilder]: At program point L6799(lines 6769 6804) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,942 INFO L854 garLoopResultBuilder]: At program point L6795(lines 6769 6804) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,943 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-16 03:53:23,943 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-16 03:53:23,943 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-16 03:53:23,943 INFO L858 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2021-12-16 03:53:23,943 INFO L861 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2021-12-16 03:53:23,944 INFO L858 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2021-12-16 03:53:23,945 INFO L854 garLoopResultBuilder]: At program point L6789-1(line 6789) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,945 INFO L854 garLoopResultBuilder]: At program point L6789(line 6789) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,945 INFO L854 garLoopResultBuilder]: At program point L6785-1(line 6785) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,945 INFO L854 garLoopResultBuilder]: At program point L6785(line 6785) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,945 INFO L854 garLoopResultBuilder]: At program point L6781-1(line 6781) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,946 INFO L854 garLoopResultBuilder]: At program point L6781(line 6781) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,946 INFO L854 garLoopResultBuilder]: At program point L6777-1(line 6777) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,946 INFO L854 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,946 INFO L854 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= ~ldv_mutex_lock~0 1) (= ~ldv_mutex_mutex_of_device~0 1)) [2021-12-16 03:53:23,946 INFO L858 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2021-12-16 03:53:23,947 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-12-16 03:53:23,947 INFO L858 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2021-12-16 03:53:23,947 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 11575 11582) the Hoare annotation is: (and (= ~ldv_mutex_mutex_of_device~0 |old(~ldv_mutex_mutex_of_device~0)|) (= ~ldv_mutex_lock~0 |old(~ldv_mutex_lock~0)|)) [2021-12-16 03:53:23,947 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2021-12-16 03:53:23,947 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2021-12-16 03:53:23,947 INFO L858 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2021-12-16 03:53:23,948 INFO L861 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2021-12-16 03:53:23,948 INFO L858 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2021-12-16 03:53:23,948 INFO L858 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2021-12-16 03:53:23,948 INFO L858 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2021-12-16 03:53:23,948 INFO L858 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2021-12-16 03:53:23,949 INFO L861 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2021-12-16 03:53:23,949 INFO L858 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2021-12-16 03:53:23,949 INFO L861 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2021-12-16 03:53:23,949 INFO L861 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2021-12-16 03:53:23,949 INFO L858 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2021-12-16 03:53:23,957 INFO L861 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2021-12-16 03:53:23,958 INFO L858 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2021-12-16 03:53:23,958 INFO L861 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2021-12-16 03:53:23,958 INFO L858 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2021-12-16 03:53:23,958 INFO L861 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2021-12-16 03:53:23,958 INFO L858 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2021-12-16 03:53:23,958 INFO L858 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2021-12-16 03:53:23,959 INFO L858 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2021-12-16 03:53:23,959 INFO L861 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2021-12-16 03:53:23,959 INFO L858 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2021-12-16 03:53:23,959 INFO L858 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2021-12-16 03:53:23,959 INFO L858 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2021-12-16 03:53:23,960 INFO L858 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2021-12-16 03:53:23,963 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-16 03:53:23,964 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-16 03:53:23,989 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 03:53:23 BoogieIcfgContainer [2021-12-16 03:53:23,989 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-16 03:53:23,990 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-16 03:53:23,990 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-16 03:53:23,990 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-16 03:53:23,990 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 03:53:22" (3/4) ... [2021-12-16 03:53:23,993 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-16 03:53:24,005 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2021-12-16 03:53:24,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2021-12-16 03:53:24,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2021-12-16 03:53:24,007 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-16 03:53:24,008 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2021-12-16 03:53:24,009 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-12-16 03:53:24,009 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-12-16 03:53:24,009 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2021-12-16 03:53:24,014 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2021-12-16 03:53:24,023 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-12-16 03:53:24,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-12-16 03:53:24,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-12-16 03:53:24,041 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-16 03:53:24,042 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-16 03:53:24,043 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 03:53:24,044 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-16 03:53:24,159 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-16 03:53:24,159 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-16 03:53:24,160 INFO L158 Benchmark]: Toolchain (without parser) took 6177.39ms. Allocated memory was 100.7MB in the beginning and 218.1MB in the end (delta: 117.4MB). Free memory was 64.4MB in the beginning and 122.2MB in the end (delta: -57.9MB). Peak memory consumption was 60.4MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,160 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-16 03:53:24,160 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3590.90ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 64.1MB in the beginning and 62.6MB in the end (delta: 1.5MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,161 INFO L158 Benchmark]: Boogie Procedure Inliner took 219.65ms. Allocated memory is still 163.6MB. Free memory was 62.6MB in the beginning and 87.9MB in the end (delta: -25.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,161 INFO L158 Benchmark]: Boogie Preprocessor took 59.16ms. Allocated memory is still 163.6MB. Free memory was 87.9MB in the beginning and 84.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,161 INFO L158 Benchmark]: RCFGBuilder took 646.12ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 87.0MB in the end (delta: -2.6MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,162 INFO L158 Benchmark]: TraceAbstraction took 1483.96ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 86.2MB in the beginning and 135.8MB in the end (delta: -49.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,162 INFO L158 Benchmark]: Witness Printer took 169.59ms. Allocated memory is still 218.1MB. Free memory was 135.8MB in the beginning and 122.2MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-12-16 03:53:24,164 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23ms. Allocated memory is still 100.7MB. Free memory is still 57.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3590.90ms. Allocated memory was 100.7MB in the beginning and 163.6MB in the end (delta: 62.9MB). Free memory was 64.1MB in the beginning and 62.6MB in the end (delta: 1.5MB). Peak memory consumption was 72.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 219.65ms. Allocated memory is still 163.6MB. Free memory was 62.6MB in the beginning and 87.9MB in the end (delta: -25.2MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.16ms. Allocated memory is still 163.6MB. Free memory was 87.9MB in the beginning and 84.4MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 646.12ms. Allocated memory is still 163.6MB. Free memory was 84.4MB in the beginning and 87.0MB in the end (delta: -2.6MB). Peak memory consumption was 35.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1483.96ms. Allocated memory was 163.6MB in the beginning and 218.1MB in the end (delta: 54.5MB). Free memory was 86.2MB in the beginning and 135.8MB in the end (delta: -49.6MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Witness Printer took 169.59ms. Allocated memory is still 218.1MB. Free memory was 135.8MB in the beginning and 122.2MB 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: 1.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, 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, 0.3s 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, 6 SyntacticMatches, 0 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, 0.1s HoareSimplificationTime, 55 FomulaSimplificationsInter, 798 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s 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: ldv_mutex_lock == 1 && ldv_mutex_mutex_of_device == 1 - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 && ldv_mutex_mutex_of_device == 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! [2021-12-16 03:53:24,203 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