./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 dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/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 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ --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 --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 10:50:06,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 10:50:06,732 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 10:50:06,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 10:50:06,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 10:50:06,768 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 10:50:06,770 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 10:50:06,772 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 10:50:06,775 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 10:50:06,776 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 10:50:06,778 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 10:50:06,779 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 10:50:06,780 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 10:50:06,782 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 10:50:06,783 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 10:50:06,785 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 10:50:06,787 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 10:50:06,788 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 10:50:06,794 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 10:50:06,797 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 10:50:06,799 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 10:50:06,804 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 10:50:06,806 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 10:50:06,808 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 10:50:06,813 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 10:50:06,814 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 10:50:06,815 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 10:50:06,826 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 10:50:06,827 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 10:50:06,829 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 10:50:06,830 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 10:50:06,832 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 10:50:06,834 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 10:50:06,836 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 10:50:06,839 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 10:50:06,839 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 10:50:06,840 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 10:50:06,841 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 10:50:06,841 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 10:50:06,842 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 10:50:06,843 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 10:50:06,844 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-10-17 10:50:06,907 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 10:50:06,912 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 10:50:06,913 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 10:50:06,913 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 10:50:06,914 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 10:50:06,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 10:50:06,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 10:50:06,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 10:50:06,917 INFO L138 SettingsManager]: * Use SBE=true [2022-10-17 10:50:06,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 10:50:06,918 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 10:50:06,918 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 10:50:06,919 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 10:50:06,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 10:50:06,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 10:50:06,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 10:50:06,920 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 10:50:06,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 10:50:06,920 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 10:50:06,921 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 10:50:06,921 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 10:50:06,921 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:50:06,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 10:50:06,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 10:50:06,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 10:50:06,922 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-17 10:50:06,923 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 10:50:06,923 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-10-17 10:50:06,925 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-10-17 10:50:06,925 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 10:50:06,925 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2022-10-17 10:50:07,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 10:50:07,234 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 10:50:07,237 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 10:50:07,238 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 10:50:07,239 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 10:50:07,241 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-10-17 10:50:07,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/data/c613e13d6/55961344dabd42ddab7db1c9fa37b160/FLAGa7650747c [2022-10-17 10:50:08,354 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 10:50:08,356 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-10-17 10:50:08,413 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/data/c613e13d6/55961344dabd42ddab7db1c9fa37b160/FLAGa7650747c [2022-10-17 10:50:08,649 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/data/c613e13d6/55961344dabd42ddab7db1c9fa37b160 [2022-10-17 10:50:08,652 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 10:50:08,654 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 10:50:08,656 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 10:50:08,656 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 10:50:08,660 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 10:50:08,661 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:50:08" (1/1) ... [2022-10-17 10:50:08,662 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@788a7308 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:08, skipping insertion in model container [2022-10-17 10:50:08,663 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 10:50:08" (1/1) ... [2022-10-17 10:50:08,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 10:50:08,826 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 10:50:12,172 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/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] [2022-10-17 10:50:12,243 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:50:12,274 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 10:50:12,814 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/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] [2022-10-17 10:50:12,823 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 10:50:12,995 INFO L208 MainTranslator]: Completed translation [2022-10-17 10:50:12,995 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12 WrapperNode [2022-10-17 10:50:12,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 10:50:12,999 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 10:50:12,999 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 10:50:12,999 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 10:50:13,007 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,275 INFO L138 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2022-10-17 10:50:13,277 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 10:50:13,278 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 10:50:13,278 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 10:50:13,278 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 10:50:13,289 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,289 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,309 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,310 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,351 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,366 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,389 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 10:50:13,394 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 10:50:13,394 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 10:50:13,394 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 10:50:13,399 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (1/1) ... [2022-10-17 10:50:13,407 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 10:50:13,419 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/z3 [2022-10-17 10:50:13,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 10:50:13,436 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 10:50:13,482 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-10-17 10:50:13,483 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-10-17 10:50:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-10-17 10:50:13,483 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-10-17 10:50:13,483 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2022-10-17 10:50:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2022-10-17 10:50:13,484 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2022-10-17 10:50:13,484 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2022-10-17 10:50:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-10-17 10:50:13,485 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-10-17 10:50:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 10:50:13,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 10:50:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 10:50:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-10-17 10:50:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-10-17 10:50:13,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 10:50:13,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 10:50:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-10-17 10:50:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-10-17 10:50:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2022-10-17 10:50:13,487 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2022-10-17 10:50:13,487 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-10-17 10:50:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-10-17 10:50:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2022-10-17 10:50:13,488 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2022-10-17 10:50:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 10:50:13,488 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-10-17 10:50:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-10-17 10:50:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-10-17 10:50:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-10-17 10:50:13,489 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2022-10-17 10:50:13,489 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2022-10-17 10:50:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 10:50:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2022-10-17 10:50:13,490 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2022-10-17 10:50:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 10:50:13,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-10-17 10:50:13,491 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-10-17 10:50:13,840 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 10:50:13,843 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 10:50:14,405 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 10:50:14,414 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 10:50:14,414 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 10:50:14,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:14 BoogieIcfgContainer [2022-10-17 10:50:14,417 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 10:50:14,420 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 10:50:14,420 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 10:50:14,424 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 10:50:14,424 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 10:50:08" (1/3) ... [2022-10-17 10:50:14,425 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1967ca6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:50:14, skipping insertion in model container [2022-10-17 10:50:14,425 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 10:50:12" (2/3) ... [2022-10-17 10:50:14,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1967ca6f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 10:50:14, skipping insertion in model container [2022-10-17 10:50:14,426 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:14" (3/3) ... [2022-10-17 10:50:14,428 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-10-17 10:50:14,448 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 10:50:14,449 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 10:50:14,509 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 10:50:14,516 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5eb35339, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 10:50:14,517 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 10:50:14,522 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) [2022-10-17 10:50:14,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 10:50:14,531 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:14,532 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:50:14,533 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:14,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:14,539 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2022-10-17 10:50:14,550 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:14,551 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [86498264] [2022-10-17 10:50:14,552 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:14,552 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:14,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:15,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:50:15,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:15,209 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:50:15,209 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:15,210 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [86498264] [2022-10-17 10:50:15,210 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [86498264] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:15,211 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:15,211 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:50:15,213 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [971108234] [2022-10-17 10:50:15,214 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:15,218 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:50:15,219 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:15,274 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:50:15,276 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:50:15,281 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) [2022-10-17 10:50:15,699 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:15,699 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2022-10-17 10:50:15,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:50:15,703 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 [2022-10-17 10:50:15,704 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:15,723 INFO L225 Difference]: With dead ends: 265 [2022-10-17 10:50:15,723 INFO L226 Difference]: Without dead ends: 128 [2022-10-17 10:50:15,728 INFO L412 NwaCegarLoop]: 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 [2022-10-17 10:50:15,739 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.3s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:15,740 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 156 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-10-17 10:50:15,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-10-17 10:50:15,864 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2022-10-17 10:50:15,868 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) [2022-10-17 10:50:15,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2022-10-17 10:50:15,881 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2022-10-17 10:50:15,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:15,881 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2022-10-17 10:50:15,882 INFO L496 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) [2022-10-17 10:50:15,885 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2022-10-17 10:50:15,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-10-17 10:50:15,887 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 10:50:15,887 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 10:50:15,888 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 10:50:15,889 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 10:50:15,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 10:50:15,890 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2022-10-17 10:50:15,890 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-10-17 10:50:15,890 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [394081981] [2022-10-17 10:50:15,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 10:50:15,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 10:50:15,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:16,037 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-10-17 10:50:16,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 10:50:16,064 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 10:50:16,064 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-10-17 10:50:16,065 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [394081981] [2022-10-17 10:50:16,065 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [394081981] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 10:50:16,065 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 10:50:16,066 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-10-17 10:50:16,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1859973118] [2022-10-17 10:50:16,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 10:50:16,069 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-10-17 10:50:16,076 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-10-17 10:50:16,077 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-10-17 10:50:16,077 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-10-17 10:50:16,077 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) [2022-10-17 10:50:16,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 10:50:16,370 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2022-10-17 10:50:16,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-10-17 10:50:16,371 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 [2022-10-17 10:50:16,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 10:50:16,371 INFO L225 Difference]: With dead ends: 128 [2022-10-17 10:50:16,372 INFO L226 Difference]: Without dead ends: 0 [2022-10-17 10:50:16,383 INFO L412 NwaCegarLoop]: 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 [2022-10-17 10:50:16,386 INFO L413 NwaCegarLoop]: 126 mSDtfsCounter, 168 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s 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, 0.2s IncrementalHoareTripleChecker+Time [2022-10-17 10:50:16,387 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 147 Invalid, 140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-10-17 10:50:16,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-10-17 10:50:16,390 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-10-17 10:50:16,391 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) [2022-10-17 10:50:16,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-10-17 10:50:16,391 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2022-10-17 10:50:16,391 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 10:50:16,393 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-10-17 10:50:16,393 INFO L496 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) [2022-10-17 10:50:16,393 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-10-17 10:50:16,393 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 10:50:16,399 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-10-17 10:50:16,400 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-10-17 10:50:16,403 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-10-17 10:50:16,743 INFO L902 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2022-10-17 10:50:16,743 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2022-10-17 10:50:16,743 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2022-10-17 10:50:16,744 INFO L902 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2022-10-17 10:50:16,744 INFO L899 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2022-10-17 10:50:16,744 INFO L902 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2022-10-17 10:50:16,744 INFO L899 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2022-10-17 10:50:16,744 INFO L902 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2022-10-17 10:50:16,745 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2022-10-17 10:50:16,745 INFO L902 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2022-10-17 10:50:16,745 INFO L899 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2022-10-17 10:50:16,746 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2022-10-17 10:50:16,746 INFO L899 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2022-10-17 10:50:16,746 INFO L899 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2022-10-17 10:50:16,746 INFO L899 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2022-10-17 10:50:16,746 INFO L899 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2022-10-17 10:50:16,747 INFO L902 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2022-10-17 10:50:16,747 INFO L899 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2022-10-17 10:50:16,747 INFO L899 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2022-10-17 10:50:16,747 INFO L899 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2022-10-17 10:50:16,747 INFO L899 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2022-10-17 10:50:16,748 INFO L902 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2022-10-17 10:50:16,748 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2022-10-17 10:50:16,748 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2022-10-17 10:50:16,748 INFO L899 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2022-10-17 10:50:16,748 INFO L902 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2022-10-17 10:50:16,748 INFO L899 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2022-10-17 10:50:16,749 INFO L899 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2022-10-17 10:50:16,749 INFO L902 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2022-10-17 10:50:16,749 INFO L899 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2022-10-17 10:50:16,749 INFO L902 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2022-10-17 10:50:16,751 INFO L902 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2022-10-17 10:50:16,752 INFO L902 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2022-10-17 10:50:16,752 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2022-10-17 10:50:16,752 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2022-10-17 10:50:16,755 INFO L902 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2022-10-17 10:50:16,755 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2022-10-17 10:50:16,755 INFO L902 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2022-10-17 10:50:16,756 INFO L902 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2022-10-17 10:50:16,756 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2022-10-17 10:50:16,756 INFO L902 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2022-10-17 10:50:16,756 INFO L899 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2022-10-17 10:50:16,756 INFO L902 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2022-10-17 10:50:16,756 INFO L899 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2022-10-17 10:50:16,756 INFO L899 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2022-10-17 10:50:16,757 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2022-10-17 10:50:16,757 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2022-10-17 10:50:16,758 INFO L902 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2022-10-17 10:50:16,758 INFO L899 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2022-10-17 10:50:16,758 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2022-10-17 10:50:16,758 INFO L902 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2022-10-17 10:50:16,759 INFO L902 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2022-10-17 10:50:16,759 INFO L902 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2022-10-17 10:50:16,759 INFO L899 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2022-10-17 10:50:16,759 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2022-10-17 10:50:16,759 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2022-10-17 10:50:16,759 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2022-10-17 10:50:16,760 INFO L899 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2022-10-17 10:50:16,760 INFO L902 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2022-10-17 10:50:16,760 INFO L899 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2022-10-17 10:50:16,760 INFO L899 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2022-10-17 10:50:16,760 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2022-10-17 10:50:16,760 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2022-10-17 10:50:16,761 INFO L902 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2022-10-17 10:50:16,761 INFO L899 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2022-10-17 10:50:16,761 INFO L899 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2022-10-17 10:50:16,761 INFO L899 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2022-10-17 10:50:16,761 INFO L902 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2022-10-17 10:50:16,761 INFO L899 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2022-10-17 10:50:16,762 INFO L902 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2022-10-17 10:50:16,762 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2022-10-17 10:50:16,762 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2022-10-17 10:50:16,764 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2022-10-17 10:50:16,764 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2022-10-17 10:50:16,764 INFO L899 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2022-10-17 10:50:16,765 INFO L902 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2022-10-17 10:50:16,765 INFO L899 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2022-10-17 10:50:16,765 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2022-10-17 10:50:16,765 INFO L895 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-10-17 10:50:16,765 INFO L899 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2022-10-17 10:50:16,766 INFO L895 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= ~ldv_mutex_lock~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0))) [2022-10-17 10:50:16,766 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2022-10-17 10:50:16,766 INFO L899 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2022-10-17 10:50:16,766 INFO L899 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2022-10-17 10:50:16,766 INFO L895 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2022-10-17 10:50:16,767 INFO L895 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)) [2022-10-17 10:50:16,767 INFO L895 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)) [2022-10-17 10:50:16,767 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-10-17 10:50:16,767 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-10-17 10:50:16,767 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-10-17 10:50:16,767 INFO L899 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2022-10-17 10:50:16,768 INFO L902 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2022-10-17 10:50:16,774 INFO L899 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2022-10-17 10:50:16,774 INFO L899 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2022-10-17 10:50:16,778 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-10-17 10:50:16,778 INFO L899 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2022-10-17 10:50:16,778 INFO L899 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2022-10-17 10:50:16,778 INFO L899 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2022-10-17 10:50:16,778 INFO L895 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)) [2022-10-17 10:50:16,779 INFO L895 garLoopResultBuilder]: At program point L6789(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-10-17 10:50:16,780 INFO L895 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)) [2022-10-17 10:50:16,781 INFO L895 garLoopResultBuilder]: At program point L6785(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-10-17 10:50:16,781 INFO L895 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)) [2022-10-17 10:50:16,781 INFO L895 garLoopResultBuilder]: At program point L6781(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-10-17 10:50:16,781 INFO L895 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)) [2022-10-17 10:50:16,781 INFO L895 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-10-17 10:50:16,782 INFO L895 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2022-10-17 10:50:16,782 INFO L899 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2022-10-17 10:50:16,782 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2022-10-17 10:50:16,782 INFO L899 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2022-10-17 10:50:16,782 INFO L895 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)|)) [2022-10-17 10:50:16,782 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L902 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2022-10-17 10:50:16,783 INFO L899 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2022-10-17 10:50:16,784 INFO L902 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2022-10-17 10:50:16,784 INFO L899 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2022-10-17 10:50:16,784 INFO L902 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2022-10-17 10:50:16,784 INFO L902 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2022-10-17 10:50:16,784 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2022-10-17 10:50:16,784 INFO L902 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2022-10-17 10:50:16,784 INFO L899 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2022-10-17 10:50:16,785 INFO L902 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2022-10-17 10:50:16,785 INFO L899 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2022-10-17 10:50:16,785 INFO L902 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2022-10-17 10:50:16,785 INFO L899 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2022-10-17 10:50:16,785 INFO L899 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2022-10-17 10:50:16,785 INFO L899 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2022-10-17 10:50:16,785 INFO L902 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2022-10-17 10:50:16,786 INFO L899 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2022-10-17 10:50:16,786 INFO L899 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2022-10-17 10:50:16,786 INFO L899 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2022-10-17 10:50:16,786 INFO L899 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2022-10-17 10:50:16,792 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-10-17 10:50:16,795 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 10:50:16,813 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 10:50:16 BoogieIcfgContainer [2022-10-17 10:50:16,813 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 10:50:16,814 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 10:50:16,814 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 10:50:16,814 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 10:50:16,815 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 10:50:14" (3/4) ... [2022-10-17 10:50:16,818 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 10:50:16,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2022-10-17 10:50:16,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2022-10-17 10:50:16,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2022-10-17 10:50:16,825 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2022-10-17 10:50:16,826 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-10-17 10:50:16,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-10-17 10:50:16,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2022-10-17 10:50:16,827 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2022-10-17 10:50:16,849 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-10-17 10:50:16,850 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-10-17 10:50:16,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-10-17 10:50:16,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-10-17 10:50:16,854 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 10:50:16,855 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:50:16,856 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 10:50:16,990 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/witness.graphml [2022-10-17 10:50:16,991 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 10:50:16,992 INFO L158 Benchmark]: Toolchain (without parser) took 8337.71ms. Allocated memory was 111.1MB in the beginning and 274.7MB in the end (delta: 163.6MB). Free memory was 81.1MB in the beginning and 123.2MB in the end (delta: -42.1MB). Peak memory consumption was 122.5MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,992 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 10:50:16,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4342.05ms. Allocated memory was 111.1MB in the beginning and 159.4MB in the end (delta: 48.2MB). Free memory was 81.1MB in the beginning and 56.8MB in the end (delta: 24.3MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 278.44ms. Allocated memory is still 159.4MB. Free memory was 56.8MB in the beginning and 83.5MB in the end (delta: -26.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,993 INFO L158 Benchmark]: Boogie Preprocessor took 115.19ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 79.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,994 INFO L158 Benchmark]: RCFGBuilder took 1023.26ms. Allocated memory was 159.4MB in the beginning and 274.7MB in the end (delta: 115.3MB). Free memory was 79.3MB in the beginning and 189.3MB in the end (delta: -110.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,994 INFO L158 Benchmark]: TraceAbstraction took 2393.25ms. Allocated memory is still 274.7MB. Free memory was 189.3MB in the beginning and 131.6MB in the end (delta: 57.8MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,995 INFO L158 Benchmark]: Witness Printer took 177.22ms. Allocated memory is still 274.7MB. Free memory was 131.6MB in the beginning and 123.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 10:50:16,997 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 111.1MB. Free memory is still 88.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4342.05ms. Allocated memory was 111.1MB in the beginning and 159.4MB in the end (delta: 48.2MB). Free memory was 81.1MB in the beginning and 56.8MB in the end (delta: 24.3MB). Peak memory consumption was 81.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 278.44ms. Allocated memory is still 159.4MB. Free memory was 56.8MB in the beginning and 83.5MB in the end (delta: -26.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 115.19ms. Allocated memory is still 159.4MB. Free memory was 83.5MB in the beginning and 79.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1023.26ms. Allocated memory was 159.4MB in the beginning and 274.7MB in the end (delta: 115.3MB). Free memory was 79.3MB in the beginning and 189.3MB in the end (delta: -110.1MB). Peak memory consumption was 36.7MB. Max. memory is 16.1GB. * TraceAbstraction took 2393.25ms. Allocated memory is still 274.7MB. Free memory was 189.3MB in the beginning and 131.6MB in the end (delta: 57.8MB). Peak memory consumption was 58.8MB. Max. memory is 16.1GB. * Witness Printer took 177.22ms. Allocated memory is still 274.7MB. Free memory was 131.6MB in the beginning and 123.2MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. 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: 2.3s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 0.4s 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, 0.1s 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: 0.1s 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, 570 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.4s 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! [2022-10-17 10:50:17,048 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8169de75-12b1-4412-a3c9-aabac1ff993f/bin/uautomizer-J5u9QxTXDZ/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