./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 6b4ec56b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/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_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN --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 fd7f455fa60dc767ba413f4ce1a98b58bf5f9d518147ba3811d1c7635c7b429b --- 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-6b4ec56 [2022-11-20 10:37:24,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:37:24,812 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:37:24,845 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:37:24,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:37:24,846 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:37:24,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:37:24,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:37:24,856 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:37:24,862 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:37:24,864 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:37:24,868 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:37:24,868 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:37:24,871 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:37:24,877 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:37:24,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:37:24,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:37:24,881 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:37:24,883 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:37:24,885 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:37:24,886 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:37:24,894 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:37:24,895 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:37:24,896 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:37:24,900 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:37:24,901 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:37:24,901 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:37:24,902 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:37:24,903 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:37:24,904 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:37:24,904 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:37:24,905 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:37:24,906 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:37:24,916 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:37:24,918 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:37:24,919 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:37:24,919 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:37:24,920 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:37:24,920 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:37:24,923 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:37:24,924 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:37:24,925 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:37:24,977 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:37:24,978 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:37:24,978 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:37:24,978 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:37:24,979 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:37:24,979 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:37:24,980 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:37:24,980 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:37:24,981 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:37:24,981 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:37:24,981 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:37:24,981 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:37:24,982 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:37:24,982 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:37:24,985 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:37:24,988 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:37:24,988 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:37:24,988 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:37:24,988 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:37:24,989 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:37:24,989 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:37:24,989 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:37:24,989 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:37:24,990 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:37:24,990 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:37:24,990 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:37:24,991 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:37:24,991 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:37:24,992 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:37:24,993 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:37:24,993 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_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd7f455fa60dc767ba413f4ce1a98b58bf5f9d518147ba3811d1c7635c7b429b [2022-11-20 10:37:25,298 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:37:25,337 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:37:25,340 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:37:25,343 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:37:25,344 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:37:25,345 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-20 10:37:28,491 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:37:29,139 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:37:29,140 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-20 10:37:29,180 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/data/6434041d9/95ec335ceeee44178ea2734278db761c/FLAG144308509 [2022-11-20 10:37:29,198 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/data/6434041d9/95ec335ceeee44178ea2734278db761c [2022-11-20 10:37:29,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:37:29,206 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:37:29,209 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:37:29,209 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:37:29,214 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:37:29,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:37:29" (1/1) ... [2022-11-20 10:37:29,216 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31a46b7b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:29, skipping insertion in model container [2022-11-20 10:37:29,216 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:37:29" (1/1) ... [2022-11-20 10:37:29,226 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:37:29,396 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:37:32,330 WARN L237 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_6bf1f1f7-1174-4207-8573-ebd075549012/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314650,314663] [2022-11-20 10:37:32,407 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:37:32,443 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:37:32,873 WARN L237 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_6bf1f1f7-1174-4207-8573-ebd075549012/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314650,314663] [2022-11-20 10:37:32,880 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:37:33,007 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:37:33,007 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33 WrapperNode [2022-11-20 10:37:33,009 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:37:33,011 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:37:33,012 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:37:33,012 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:37:33,020 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,253 INFO L138 Inliner]: procedures = 448, calls = 3142, calls flagged for inlining = 108, calls inlined = 6, statements flattened = 279 [2022-11-20 10:37:33,255 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:37:33,256 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:37:33,256 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:37:33,256 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:37:33,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,275 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,276 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,305 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,319 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,323 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,326 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,331 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:37:33,332 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:37:33,332 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:37:33,332 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:37:33,348 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (1/1) ... [2022-11-20 10:37:33,355 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:37:33,366 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:37:33,396 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:37:33,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:37:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2022-11-20 10:37:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2022-11-20 10:37:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-20 10:37:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-20 10:37:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2022-11-20 10:37:33,437 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2022-11-20 10:37:33,437 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2022-11-20 10:37:33,438 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2022-11-20 10:37:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2022-11-20 10:37:33,439 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2022-11-20 10:37:33,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:37:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:37:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-20 10:37:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-20 10:37:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2022-11-20 10:37:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2022-11-20 10:37:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2022-11-20 10:37:33,440 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2022-11-20 10:37:33,440 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2022-11-20 10:37:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2022-11-20 10:37:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:37:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2022-11-20 10:37:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2022-11-20 10:37:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2022-11-20 10:37:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2022-11-20 10:37:33,441 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2022-11-20 10:37:33,441 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2022-11-20 10:37:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:37:33,442 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2022-11-20 10:37:33,443 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2022-11-20 10:37:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:37:33,443 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2022-11-20 10:37:33,444 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2022-11-20 10:37:33,873 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:37:33,879 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:37:34,357 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:37:34,366 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:37:34,367 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 10:37:34,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:37:34 BoogieIcfgContainer [2022-11-20 10:37:34,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:37:34,373 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:37:34,373 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:37:34,377 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:37:34,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:37:29" (1/3) ... [2022-11-20 10:37:34,378 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e78732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:37:34, skipping insertion in model container [2022-11-20 10:37:34,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:37:33" (2/3) ... [2022-11-20 10:37:34,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e78732 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:37:34, skipping insertion in model container [2022-11-20 10:37:34,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:37:34" (3/3) ... [2022-11-20 10:37:34,381 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2022-11-20 10:37:34,404 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:37:34,405 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 10:37:34,476 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:37:34,485 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;@2b2eeec4, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:37:34,486 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 10:37:34,492 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) [2022-11-20 10:37:34,506 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-20 10:37:34,506 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:37:34,508 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:37:34,510 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:37:34,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:37:34,518 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2022-11-20 10:37:34,531 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:37:34,531 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [414759210] [2022-11-20 10:37:34,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:37:34,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:37:34,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:37:35,119 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:37:35,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:37:35,188 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:37:35,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:37:35,189 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [414759210] [2022-11-20 10:37:35,190 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [414759210] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:37:35,190 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:37:35,190 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:37:35,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [664171132] [2022-11-20 10:37:35,199 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:37:35,204 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:37:35,205 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:37:35,263 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:37:35,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:37:35,269 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) [2022-11-20 10:37:35,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:37:35,889 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2022-11-20 10:37:35,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:37:35,892 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 [2022-11-20 10:37:35,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:37:35,904 INFO L225 Difference]: With dead ends: 265 [2022-11-20 10:37:35,904 INFO L226 Difference]: Without dead ends: 128 [2022-11-20 10:37:35,909 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 [2022-11-20 10:37:35,914 INFO L413 NwaCegarLoop]: 35 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 99 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 59 SdHoareTripleChecker+Invalid, 243 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-20 10:37:35,915 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [189 Valid, 59 Invalid, 243 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [99 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-20 10:37:35,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2022-11-20 10:37:35,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2022-11-20 10:37:35,976 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) [2022-11-20 10:37:35,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2022-11-20 10:37:35,980 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2022-11-20 10:37:35,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:37:35,981 INFO L495 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2022-11-20 10:37:35,981 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) [2022-11-20 10:37:35,981 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2022-11-20 10:37:35,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-11-20 10:37:35,982 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:37:35,983 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:37:35,983 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 10:37:35,983 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:37:35,984 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:37:35,984 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2022-11-20 10:37:35,984 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:37:35,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1675632044] [2022-11-20 10:37:35,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:37:35,985 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:37:36,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:37:36,091 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:37:36,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:37:36,122 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-20 10:37:36,123 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:37:36,123 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1675632044] [2022-11-20 10:37:36,124 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1675632044] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:37:36,124 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:37:36,124 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-20 10:37:36,125 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [685678815] [2022-11-20 10:37:36,125 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:37:36,127 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-20 10:37:36,132 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:37:36,132 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-20 10:37:36,133 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-20 10:37:36,133 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) [2022-11-20 10:37:36,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:37:36,561 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2022-11-20 10:37:36,561 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:37:36,562 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 [2022-11-20 10:37:36,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:37:36,562 INFO L225 Difference]: With dead ends: 128 [2022-11-20 10:37:36,562 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 10:37:36,563 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 [2022-11-20 10:37:36,565 INFO L413 NwaCegarLoop]: 32 mSDtfsCounter, 168 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 137 mSolverCounterSat, 97 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 53 SdHoareTripleChecker+Invalid, 234 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 137 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:37:36,565 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [176 Valid, 53 Invalid, 234 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [97 Valid, 137 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-20 10:37:36,566 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 10:37:36,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 10:37:36,567 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) [2022-11-20 10:37:36,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:37:36,567 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2022-11-20 10:37:36,567 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:37:36,567 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:37:36,568 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) [2022-11-20 10:37:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:37:36,568 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 10:37:36,571 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 10:37:36,571 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-20 10:37:36,573 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 10:37:36,844 INFO L902 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2022-11-20 10:37:36,844 INFO L902 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2022-11-20 10:37:36,844 INFO L899 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2022-11-20 10:37:36,845 INFO L902 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2022-11-20 10:37:36,845 INFO L899 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2022-11-20 10:37:36,845 INFO L902 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2022-11-20 10:37:36,845 INFO L899 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2022-11-20 10:37:36,845 INFO L902 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2022-11-20 10:37:36,846 INFO L899 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2022-11-20 10:37:36,846 INFO L902 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2022-11-20 10:37:36,846 INFO L899 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2022-11-20 10:37:36,846 INFO L899 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2022-11-20 10:37:36,846 INFO L899 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2022-11-20 10:37:36,847 INFO L899 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2022-11-20 10:37:36,847 INFO L899 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2022-11-20 10:37:36,847 INFO L899 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2022-11-20 10:37:36,847 INFO L902 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2022-11-20 10:37:36,847 INFO L899 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2022-11-20 10:37:36,848 INFO L899 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2022-11-20 10:37:36,848 INFO L899 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2022-11-20 10:37:36,848 INFO L899 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2022-11-20 10:37:36,848 INFO L902 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2022-11-20 10:37:36,848 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2022-11-20 10:37:36,849 INFO L899 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2022-11-20 10:37:36,849 INFO L899 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2022-11-20 10:37:36,849 INFO L902 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2022-11-20 10:37:36,849 INFO L899 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2022-11-20 10:37:36,849 INFO L899 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2022-11-20 10:37:36,850 INFO L902 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2022-11-20 10:37:36,850 INFO L899 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2022-11-20 10:37:36,850 INFO L902 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2022-11-20 10:37:36,850 INFO L902 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2022-11-20 10:37:36,850 INFO L902 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2022-11-20 10:37:36,851 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2022-11-20 10:37:36,851 INFO L899 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2022-11-20 10:37:36,851 INFO L902 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2022-11-20 10:37:36,851 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2022-11-20 10:37:36,851 INFO L902 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2022-11-20 10:37:36,852 INFO L902 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2022-11-20 10:37:36,852 INFO L899 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2022-11-20 10:37:36,852 INFO L902 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2022-11-20 10:37:36,852 INFO L899 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2022-11-20 10:37:36,852 INFO L902 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2022-11-20 10:37:36,853 INFO L899 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2022-11-20 10:37:36,853 INFO L899 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2022-11-20 10:37:36,853 INFO L899 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2022-11-20 10:37:36,853 INFO L902 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2022-11-20 10:37:36,853 INFO L902 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2022-11-20 10:37:36,854 INFO L899 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2022-11-20 10:37:36,854 INFO L899 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2022-11-20 10:37:36,854 INFO L902 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2022-11-20 10:37:36,854 INFO L902 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2022-11-20 10:37:36,854 INFO L902 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2022-11-20 10:37:36,855 INFO L899 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2022-11-20 10:37:36,855 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2022-11-20 10:37:36,855 INFO L899 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2022-11-20 10:37:36,855 INFO L902 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2022-11-20 10:37:36,855 INFO L899 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2022-11-20 10:37:36,856 INFO L902 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2022-11-20 10:37:36,856 INFO L899 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2022-11-20 10:37:36,856 INFO L899 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2022-11-20 10:37:36,856 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2022-11-20 10:37:36,856 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2022-11-20 10:37:36,856 INFO L902 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2022-11-20 10:37:36,857 INFO L899 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2022-11-20 10:37:36,857 INFO L899 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2022-11-20 10:37:36,857 INFO L899 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2022-11-20 10:37:36,857 INFO L902 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2022-11-20 10:37:36,857 INFO L899 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2022-11-20 10:37:36,858 INFO L902 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2022-11-20 10:37:36,858 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2022-11-20 10:37:36,858 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2022-11-20 10:37:36,858 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2022-11-20 10:37:36,858 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2022-11-20 10:37:36,859 INFO L899 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2022-11-20 10:37:36,859 INFO L902 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2022-11-20 10:37:36,859 INFO L899 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2022-11-20 10:37:36,859 INFO L902 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2022-11-20 10:37:36,860 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))) [2022-11-20 10:37:36,860 INFO L899 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2022-11-20 10:37:36,860 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))) [2022-11-20 10:37:36,860 INFO L899 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2022-11-20 10:37:36,860 INFO L899 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2022-11-20 10:37:36,861 INFO L899 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2022-11-20 10:37:36,861 INFO L895 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2022-11-20 10:37:36,861 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)) [2022-11-20 10:37:36,861 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)) [2022-11-20 10:37:36,861 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 10:37:36,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 10:37:36,862 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:37:36,862 INFO L899 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2022-11-20 10:37:36,862 INFO L902 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2022-11-20 10:37:36,862 INFO L899 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2022-11-20 10:37:36,863 INFO L899 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2022-11-20 10:37:36,863 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:37:36,863 INFO L899 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2022-11-20 10:37:36,863 INFO L899 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2022-11-20 10:37:36,863 INFO L899 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2022-11-20 10:37:36,864 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)) [2022-11-20 10:37:36,864 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)) [2022-11-20 10:37:36,864 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)) [2022-11-20 10:37:36,864 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)) [2022-11-20 10:37:36,865 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)) [2022-11-20 10:37:36,865 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)) [2022-11-20 10:37:36,865 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)) [2022-11-20 10:37:36,865 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)) [2022-11-20 10:37:36,865 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)) [2022-11-20 10:37:36,866 INFO L899 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2022-11-20 10:37:36,866 INFO L899 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2022-11-20 10:37:36,866 INFO L899 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2022-11-20 10:37:36,866 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)|)) [2022-11-20 10:37:36,866 INFO L899 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2022-11-20 10:37:36,867 INFO L899 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2022-11-20 10:37:36,867 INFO L899 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2022-11-20 10:37:36,867 INFO L902 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2022-11-20 10:37:36,867 INFO L899 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2022-11-20 10:37:36,867 INFO L899 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2022-11-20 10:37:36,867 INFO L899 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2022-11-20 10:37:36,868 INFO L899 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2022-11-20 10:37:36,868 INFO L902 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2022-11-20 10:37:36,868 INFO L899 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2022-11-20 10:37:36,868 INFO L902 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2022-11-20 10:37:36,868 INFO L902 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2022-11-20 10:37:36,896 INFO L899 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2022-11-20 10:37:36,896 INFO L902 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2022-11-20 10:37:36,897 INFO L899 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2022-11-20 10:37:36,897 INFO L902 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2022-11-20 10:37:36,897 INFO L899 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2022-11-20 10:37:36,897 INFO L902 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2022-11-20 10:37:36,897 INFO L899 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2022-11-20 10:37:36,897 INFO L899 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2022-11-20 10:37:36,897 INFO L899 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2022-11-20 10:37:36,898 INFO L902 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2022-11-20 10:37:36,898 INFO L899 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2022-11-20 10:37:36,898 INFO L899 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2022-11-20 10:37:36,898 INFO L899 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2022-11-20 10:37:36,898 INFO L899 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2022-11-20 10:37:36,901 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1] [2022-11-20 10:37:36,903 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:37:36,915 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:37:36 BoogieIcfgContainer [2022-11-20 10:37:36,915 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:37:36,916 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:37:36,916 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:37:36,916 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:37:36,916 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:37:34" (3/4) ... [2022-11-20 10:37:36,918 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:37:36,923 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-11-20 10:37:36,924 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2022-11-20 10:37:36,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2022-11-20 10:37:36,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2022-11-20 10:37:36,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2022-11-20 10:37:36,925 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2022-11-20 10:37:36,942 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-11-20 10:37:36,949 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2022-11-20 10:37:36,950 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-20 10:37:36,950 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-20 10:37:36,951 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 10:37:36,952 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:37:36,953 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:37:37,075 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:37:37,075 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:37:37,076 INFO L158 Benchmark]: Toolchain (without parser) took 7870.29ms. Allocated memory was 192.9MB in the beginning and 266.3MB in the end (delta: 73.4MB). Free memory was 150.2MB in the beginning and 177.4MB in the end (delta: -27.2MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,076 INFO L158 Benchmark]: CDTParser took 0.55ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:37:37,077 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3801.05ms. Allocated memory is still 192.9MB. Free memory was 149.6MB in the beginning and 88.6MB in the end (delta: 61.0MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,077 INFO L158 Benchmark]: Boogie Procedure Inliner took 244.06ms. Allocated memory is still 192.9MB. Free memory was 88.6MB in the beginning and 80.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,077 INFO L158 Benchmark]: Boogie Preprocessor took 75.55ms. Allocated memory is still 192.9MB. Free memory was 80.1MB in the beginning and 76.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,078 INFO L158 Benchmark]: RCFGBuilder took 1037.50ms. Allocated memory was 192.9MB in the beginning and 266.3MB in the end (delta: 73.4MB). Free memory was 76.0MB in the beginning and 158.7MB in the end (delta: -82.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,078 INFO L158 Benchmark]: TraceAbstraction took 2542.35ms. Allocated memory is still 266.3MB. Free memory was 157.7MB in the beginning and 185.8MB in the end (delta: -28.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,078 INFO L158 Benchmark]: Witness Printer took 159.98ms. Allocated memory is still 266.3MB. Free memory was 185.8MB in the beginning and 177.4MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:37:37,081 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.55ms. Allocated memory is still 134.2MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3801.05ms. Allocated memory is still 192.9MB. Free memory was 149.6MB in the beginning and 88.6MB in the end (delta: 61.0MB). Peak memory consumption was 100.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 244.06ms. Allocated memory is still 192.9MB. Free memory was 88.6MB in the beginning and 80.1MB in the end (delta: 8.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.55ms. Allocated memory is still 192.9MB. Free memory was 80.1MB in the beginning and 76.0MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1037.50ms. Allocated memory was 192.9MB in the beginning and 266.3MB in the end (delta: 73.4MB). Free memory was 76.0MB in the beginning and 158.7MB in the end (delta: -82.7MB). Peak memory consumption was 24.2MB. Max. memory is 16.1GB. * TraceAbstraction took 2542.35ms. Allocated memory is still 266.3MB. Free memory was 157.7MB in the beginning and 185.8MB in the end (delta: -28.1MB). Peak memory consumption was 65.2MB. Max. memory is 16.1GB. * Witness Printer took 159.98ms. Allocated memory is still 266.3MB. Free memory was 185.8MB in the beginning and 177.4MB 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: 2.4s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 112 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 45 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 281 IncrementalHoareTripleChecker+Invalid, 477 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 67 mSDtfsCounter, 281 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: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 177 PreInvPairs, 207 NumberOfFragments, 145 HoareAnnotationTreeSize, 177 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 55 FomulaSimplificationsInter, 570 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s 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! [2022-11-20 10:37:37,098 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6bf1f1f7-1174-4207-8573-ebd075549012/bin/uautomizer-ug76WZFUDN/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