./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 839c364b 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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:39:08,951 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:39:08,953 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:39:08,985 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:39:08,986 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:39:08,986 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:39:08,989 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:39:08,991 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:39:08,993 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:39:08,995 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:39:08,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:39:08,997 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:39:08,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:39:09,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:39:09,003 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:39:09,004 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:39:09,006 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:39:09,007 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:39:09,008 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:39:09,011 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:39:09,014 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:39:09,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:39:09,016 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:39:09,017 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:39:09,018 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:39:09,019 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:39:09,019 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:39:09,020 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:39:09,021 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:39:09,021 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:39:09,022 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:39:09,022 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:39:09,023 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:39:09,023 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:39:09,024 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:39:09,025 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:39:09,026 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:39:09,026 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:39:09,026 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:39:09,026 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:39:09,027 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:39:09,028 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:39:09,053 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:39:09,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:39:09,053 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:39:09,053 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:39:09,054 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:39:09,054 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:39:09,054 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:39:09,054 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:39:09,054 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:39:09,055 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:39:09,055 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:39:09,056 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:39:09,056 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:39:09,056 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:39:09,057 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:39:09,057 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:39:09,057 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:39:09,057 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:39:09,057 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:39:09,057 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-12-14 17:39:09,229 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:39:09,261 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:39:09,263 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:39:09,264 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:39:09,265 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:39:09,266 INFO L432 ainManager$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 [2021-12-14 17:39:09,316 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3efe7ab/a20eb6d12bc64f23a6a0a5e3415f669c/FLAG1fe4ef61b [2021-12-14 17:39:09,915 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:39:09,915 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 [2021-12-14 17:39:09,966 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3efe7ab/a20eb6d12bc64f23a6a0a5e3415f669c/FLAG1fe4ef61b [2021-12-14 17:39:10,061 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad3efe7ab/a20eb6d12bc64f23a6a0a5e3415f669c [2021-12-14 17:39:10,066 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:39:10,067 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:39:10,069 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:39:10,069 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:39:10,071 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:39:10,072 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:39:10" (1/1) ... [2021-12-14 17:39:10,074 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34413bff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:10, skipping insertion in model container [2021-12-14 17:39:10,074 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:39:10" (1/1) ... [2021-12-14 17:39:10,080 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:39:10,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:39:12,035 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] [2021-12-14 17:39:12,085 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:39:12,106 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:39:12,373 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] [2021-12-14 17:39:12,377 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:39:12,483 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:39:12,484 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12 WrapperNode [2021-12-14 17:39:12,485 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:39:12,486 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:39:12,486 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:39:12,486 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:39:12,492 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,585 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,636 INFO L137 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2021-12-14 17:39:12,636 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:39:12,637 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:39:12,637 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:39:12,637 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:39:12,643 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,643 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,649 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,650 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,671 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,680 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,692 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,696 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:39:12,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:39:12,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:39:12,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:39:12,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (1/1) ... [2021-12-14 17:39:12,712 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:39:12,721 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:39:12,751 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) [2021-12-14 17:39:12,757 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 [2021-12-14 17:39:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-12-14 17:39:12,786 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-12-14 17:39:12,786 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:39:12,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2021-12-14 17:39:12,787 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2021-12-14 17:39:12,787 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-12-14 17:39:12,787 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:39:12,787 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:39:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-12-14 17:39:12,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-12-14 17:39:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:39:12,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:39:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:39:12,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:39:12,788 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2021-12-14 17:39:12,788 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2021-12-14 17:39:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-12-14 17:39:12,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-12-14 17:39:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2021-12-14 17:39:12,789 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2021-12-14 17:39:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:39:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-12-14 17:39:12,789 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-12-14 17:39:12,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-12-14 17:39:12,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-12-14 17:39:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2021-12-14 17:39:12,790 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2021-12-14 17:39:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:39:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2021-12-14 17:39:12,790 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2021-12-14 17:39:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:39:12,790 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-12-14 17:39:12,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-12-14 17:39:12,946 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:39:12,948 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:39:13,322 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:39:13,328 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:39:13,329 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:39:13,330 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:13 BoogieIcfgContainer [2021-12-14 17:39:13,330 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:39:13,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:39:13,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:39:13,334 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:39:13,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:39:10" (1/3) ... [2021-12-14 17:39:13,334 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284aa056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:39:13, skipping insertion in model container [2021-12-14 17:39:13,334 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:39:12" (2/3) ... [2021-12-14 17:39:13,335 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@284aa056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:39:13, skipping insertion in model container [2021-12-14 17:39:13,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:13" (3/3) ... [2021-12-14 17:39:13,336 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-12-14 17:39:13,339 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:39:13,339 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:39:13,389 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:39:13,394 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 [2021-12-14 17:39:13,395 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:39:13,413 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) [2021-12-14 17:39:13,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-12-14 17:39:13,416 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:13,417 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:13,418 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:13,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:13,422 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2021-12-14 17:39:13,427 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:13,428 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [805947684] [2021-12-14 17:39:13,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:13,428 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:13,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:13,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:39:13,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:13,762 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:13,763 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:13,763 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [805947684] [2021-12-14 17:39:13,764 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [805947684] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:13,764 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:13,764 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:39:13,765 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802564549] [2021-12-14 17:39:13,766 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:13,768 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:39:13,769 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:13,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:39:13,793 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:39:13,796 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) [2021-12-14 17:39:14,027 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:39:14,028 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2021-12-14 17:39:14,029 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:39:14,030 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 [2021-12-14 17:39:14,031 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:39:14,045 INFO L225 Difference]: With dead ends: 265 [2021-12-14 17:39:14,045 INFO L226 Difference]: Without dead ends: 128 [2021-12-14 17:39:14,051 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 [2021-12-14 17:39:14,054 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 [2021-12-14 17:39:14,054 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] [2021-12-14 17:39:14,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-12-14 17:39:14,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-12-14 17:39:14,106 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) [2021-12-14 17:39:14,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2021-12-14 17:39:14,108 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2021-12-14 17:39:14,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:39:14,108 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2021-12-14 17:39:14,108 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) [2021-12-14 17:39:14,109 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2021-12-14 17:39:14,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-12-14 17:39:14,110 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:39:14,110 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 17:39:14,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:39:14,110 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:39:14,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:39:14,111 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2021-12-14 17:39:14,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:39:14,111 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1405321025] [2021-12-14 17:39:14,111 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:39:14,111 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:39:14,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:14,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 17:39:14,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:39:14,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:39:14,209 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:39:14,209 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1405321025] [2021-12-14 17:39:14,210 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1405321025] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:39:14,210 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:39:14,210 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:39:14,210 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1936793926] [2021-12-14 17:39:14,210 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:39:14,211 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:39:14,211 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:39:14,212 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:39:14,212 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:39:14,212 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) [2021-12-14 17:39:14,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:39:14,331 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2021-12-14 17:39:14,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-14 17:39:14,332 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 [2021-12-14 17:39:14,332 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:39:14,333 INFO L225 Difference]: With dead ends: 128 [2021-12-14 17:39:14,333 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:39:14,333 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 [2021-12-14 17:39:14,334 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 [2021-12-14 17:39:14,335 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] [2021-12-14 17:39:14,335 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:39:14,336 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:39:14,336 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) [2021-12-14 17:39:14,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:39:14,336 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-12-14 17:39:14,336 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:39:14,336 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:39:14,337 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) [2021-12-14 17:39:14,337 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:39:14,337 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:39:14,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:39:14,339 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:39:14,341 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:39:14,506 INFO L861 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2021-12-14 17:39:14,506 INFO L861 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2021-12-14 17:39:14,506 INFO L858 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2021-12-14 17:39:14,506 INFO L861 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2021-12-14 17:39:14,507 INFO L858 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2021-12-14 17:39:14,507 INFO L861 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2021-12-14 17:39:14,507 INFO L858 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2021-12-14 17:39:14,507 INFO L861 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2021-12-14 17:39:14,507 INFO L858 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2021-12-14 17:39:14,507 INFO L861 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L858 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2021-12-14 17:39:14,508 INFO L861 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2021-12-14 17:39:14,509 INFO L858 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2021-12-14 17:39:14,509 INFO L858 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2021-12-14 17:39:14,509 INFO L858 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2021-12-14 17:39:14,509 INFO L858 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2021-12-14 17:39:14,509 INFO L861 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2021-12-14 17:39:14,509 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2021-12-14 17:39:14,510 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2021-12-14 17:39:14,510 INFO L858 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2021-12-14 17:39:14,510 INFO L861 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2021-12-14 17:39:14,510 INFO L858 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2021-12-14 17:39:14,510 INFO L858 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2021-12-14 17:39:14,510 INFO L861 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2021-12-14 17:39:14,510 INFO L858 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2021-12-14 17:39:14,511 INFO L861 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2021-12-14 17:39:14,511 INFO L861 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2021-12-14 17:39:14,511 INFO L861 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2021-12-14 17:39:14,511 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2021-12-14 17:39:14,511 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2021-12-14 17:39:14,511 INFO L861 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2021-12-14 17:39:14,512 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2021-12-14 17:39:14,512 INFO L861 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2021-12-14 17:39:14,512 INFO L861 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2021-12-14 17:39:14,512 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2021-12-14 17:39:14,512 INFO L861 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2021-12-14 17:39:14,512 INFO L858 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2021-12-14 17:39:14,513 INFO L861 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2021-12-14 17:39:14,513 INFO L858 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2021-12-14 17:39:14,513 INFO L858 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2021-12-14 17:39:14,513 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2021-12-14 17:39:14,513 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2021-12-14 17:39:14,513 INFO L861 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2021-12-14 17:39:14,513 INFO L858 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2021-12-14 17:39:14,514 INFO L858 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2021-12-14 17:39:14,514 INFO L861 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2021-12-14 17:39:14,514 INFO L861 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2021-12-14 17:39:14,514 INFO L861 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2021-12-14 17:39:14,514 INFO L858 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2021-12-14 17:39:14,514 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2021-12-14 17:39:14,515 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2021-12-14 17:39:14,515 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2021-12-14 17:39:14,515 INFO L858 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2021-12-14 17:39:14,515 INFO L861 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2021-12-14 17:39:14,515 INFO L858 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2021-12-14 17:39:14,515 INFO L858 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2021-12-14 17:39:14,515 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2021-12-14 17:39:14,516 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2021-12-14 17:39:14,516 INFO L861 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2021-12-14 17:39:14,516 INFO L858 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2021-12-14 17:39:14,516 INFO L858 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2021-12-14 17:39:14,516 INFO L858 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2021-12-14 17:39:14,516 INFO L861 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2021-12-14 17:39:14,516 INFO L858 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2021-12-14 17:39:14,517 INFO L861 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2021-12-14 17:39:14,517 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2021-12-14 17:39:14,517 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2021-12-14 17:39:14,517 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2021-12-14 17:39:14,517 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2021-12-14 17:39:14,518 INFO L858 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2021-12-14 17:39:14,518 INFO L861 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2021-12-14 17:39:14,518 INFO L858 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2021-12-14 17:39:14,518 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2021-12-14 17:39:14,518 INFO L854 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_lock~0 1))) [2021-12-14 17:39:14,518 INFO L858 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2021-12-14 17:39:14,519 INFO L854 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_lock~0 1))) [2021-12-14 17:39:14,519 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2021-12-14 17:39:14,519 INFO L858 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2021-12-14 17:39:14,519 INFO L858 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2021-12-14 17:39:14,519 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2021-12-14 17:39:14,519 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)) [2021-12-14 17:39:14,520 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)) [2021-12-14 17:39:14,520 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:39:14,520 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:39:14,520 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:39:14,520 INFO L858 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2021-12-14 17:39:14,520 INFO L861 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2021-12-14 17:39:14,521 INFO L858 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2021-12-14 17:39:14,521 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)) [2021-12-14 17:39:14,522 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)) [2021-12-14 17:39:14,522 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)) [2021-12-14 17:39:14,522 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)) [2021-12-14 17:39:14,522 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)) [2021-12-14 17:39:14,522 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)) [2021-12-14 17:39:14,523 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)) [2021-12-14 17:39:14,523 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)) [2021-12-14 17:39:14,530 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)) [2021-12-14 17:39:14,531 INFO L858 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2021-12-14 17:39:14,531 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-12-14 17:39:14,531 INFO L858 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2021-12-14 17:39:14,531 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)|)) [2021-12-14 17:39:14,531 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2021-12-14 17:39:14,531 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L858 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L861 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2021-12-14 17:39:14,532 INFO L858 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L858 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L858 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L858 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2021-12-14 17:39:14,532 INFO L861 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2021-12-14 17:39:14,533 INFO L858 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2021-12-14 17:39:14,533 INFO L861 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2021-12-14 17:39:14,533 INFO L861 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2021-12-14 17:39:14,533 INFO L858 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2021-12-14 17:39:14,533 INFO L861 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2021-12-14 17:39:14,533 INFO L858 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2021-12-14 17:39:14,534 INFO L861 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2021-12-14 17:39:14,534 INFO L858 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2021-12-14 17:39:14,534 INFO L861 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2021-12-14 17:39:14,534 INFO L858 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2021-12-14 17:39:14,534 INFO L858 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2021-12-14 17:39:14,534 INFO L858 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2021-12-14 17:39:14,535 INFO L861 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2021-12-14 17:39:14,535 INFO L858 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2021-12-14 17:39:14,535 INFO L858 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2021-12-14 17:39:14,535 INFO L858 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2021-12-14 17:39:14,535 INFO L858 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2021-12-14 17:39:14,549 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-12-14 17:39:14,550 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:39:14,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:39:14 BoogieIcfgContainer [2021-12-14 17:39:14,561 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:39:14,562 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:39:14,575 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:39:14,575 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:39:14,576 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:39:13" (3/4) ... [2021-12-14 17:39:14,578 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:39:14,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2021-12-14 17:39:14,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2021-12-14 17:39:14,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2021-12-14 17:39:14,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2021-12-14 17:39:14,583 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2021-12-14 17:39:14,584 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-12-14 17:39:14,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-12-14 17:39:14,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2021-12-14 17:39:14,585 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2021-12-14 17:39:14,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-12-14 17:39:14,606 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-12-14 17:39:14,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-12-14 17:39:14,607 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-14 17:39:14,608 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-12-14 17:39:14,608 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:39:14,609 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:39:14,712 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:39:14,713 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:39:14,714 INFO L158 Benchmark]: Toolchain (without parser) took 4646.58ms. Allocated memory was 132.1MB in the beginning and 323.0MB in the end (delta: 190.8MB). Free memory was 84.9MB in the beginning and 183.2MB in the end (delta: -98.3MB). Peak memory consumption was 92.5MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,714 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 35.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:39:14,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2416.42ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 84.6MB in the beginning and 109.6MB in the end (delta: -24.9MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 150.47ms. Allocated memory is still 190.8MB. Free memory was 109.6MB in the beginning and 101.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,715 INFO L158 Benchmark]: Boogie Preprocessor took 67.32ms. Allocated memory is still 190.8MB. Free memory was 101.2MB in the beginning and 97.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,715 INFO L158 Benchmark]: RCFGBuilder took 625.48ms. Allocated memory is still 190.8MB. Free memory was 97.0MB in the beginning and 112.5MB in the end (delta: -15.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,715 INFO L158 Benchmark]: TraceAbstraction took 1229.91ms. Allocated memory was 190.8MB in the beginning and 323.0MB in the end (delta: 132.1MB). Free memory was 111.5MB in the beginning and 196.8MB in the end (delta: -85.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,716 INFO L158 Benchmark]: Witness Printer took 151.69ms. Allocated memory is still 323.0MB. Free memory was 196.8MB in the beginning and 183.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 17:39:14,718 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 77.6MB. Free memory was 35.2MB in the beginning and 35.2MB in the end (delta: 35.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2416.42ms. Allocated memory was 132.1MB in the beginning and 190.8MB in the end (delta: 58.7MB). Free memory was 84.6MB in the beginning and 109.6MB in the end (delta: -24.9MB). Peak memory consumption was 105.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 150.47ms. Allocated memory is still 190.8MB. Free memory was 109.6MB in the beginning and 101.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.32ms. Allocated memory is still 190.8MB. Free memory was 101.2MB in the beginning and 97.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 625.48ms. Allocated memory is still 190.8MB. Free memory was 97.0MB in the beginning and 112.5MB in the end (delta: -15.5MB). Peak memory consumption was 40.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1229.91ms. Allocated memory was 190.8MB in the beginning and 323.0MB in the end (delta: 132.1MB). Free memory was 111.5MB in the beginning and 196.8MB in the end (delta: -85.3MB). Peak memory consumption was 46.8MB. Max. memory is 16.1GB. * Witness Printer took 151.69ms. Allocated memory is still 323.0MB. Free memory was 196.8MB in the beginning and 183.2MB in the end (delta: 13.6MB). Peak memory consumption was 12.6MB. 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: 1.2s, 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, 0.2s 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, 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, 0.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 798 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! [2021-12-14 17:39:14,755 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE