./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 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/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_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-13 18:52:41,925 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-13 18:52:41,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-13 18:52:41,974 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-13 18:52:41,975 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-13 18:52:41,977 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-13 18:52:41,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-13 18:52:41,983 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-13 18:52:41,986 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-13 18:52:41,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-13 18:52:41,990 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-13 18:52:41,992 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-13 18:52:41,993 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-13 18:52:41,995 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-13 18:52:41,997 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-13 18:52:42,000 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-13 18:52:42,001 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-13 18:52:42,003 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-13 18:52:42,007 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-13 18:52:42,010 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-13 18:52:42,013 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-13 18:52:42,015 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-13 18:52:42,017 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-13 18:52:42,018 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-13 18:52:42,023 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-13 18:52:42,024 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-13 18:52:42,024 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-13 18:52:42,026 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-13 18:52:42,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-13 18:52:42,029 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-13 18:52:42,029 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-13 18:52:42,031 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-13 18:52:42,032 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-13 18:52:42,033 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-13 18:52:42,035 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-13 18:52:42,036 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-13 18:52:42,037 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-13 18:52:42,038 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-13 18:52:42,038 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-13 18:52:42,040 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-13 18:52:42,041 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-13 18:52:42,043 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-13 18:52:42,073 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-13 18:52:42,073 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-13 18:52:42,074 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-13 18:52:42,074 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-13 18:52:42,075 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-13 18:52:42,075 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-13 18:52:42,076 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-13 18:52:42,076 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-13 18:52:42,077 INFO L138 SettingsManager]: * Use SBE=true [2021-11-13 18:52:42,077 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-13 18:52:42,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-13 18:52:42,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-13 18:52:42,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-13 18:52:42,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-13 18:52:42,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-13 18:52:42,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-13 18:52:42,079 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-13 18:52:42,079 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-13 18:52:42,079 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-13 18:52:42,080 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-13 18:52:42,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-13 18:52:42,080 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:52:42,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-13 18:52:42,081 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-13 18:52:42,081 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-13 18:52:42,081 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-13 18:52:42,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-13 18:52:42,082 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-13 18:52:42,082 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-13 18:52:42,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-13 18:52:42,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-13 18:52:42,083 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_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c71c8ad72880cb84277e62b04a7d1e6999cf259f90883ecbd7f670c614450b6e [2021-11-13 18:52:42,428 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-13 18:52:42,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-13 18:52:42,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-13 18:52:42,468 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-13 18:52:42,470 INFO L275 PluginConnector]: CDTParser initialized [2021-11-13 18:52:42,471 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/../../sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-11-13 18:52:42,569 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/data/7106fa5c0/49b887afcd70494ea71f739aa777e9e1/FLAGcc20d1a01 [2021-11-13 18:52:43,713 INFO L306 CDTParser]: Found 1 translation units. [2021-11-13 18:52:43,715 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-11-13 18:52:43,771 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/data/7106fa5c0/49b887afcd70494ea71f739aa777e9e1/FLAGcc20d1a01 [2021-11-13 18:52:44,000 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/data/7106fa5c0/49b887afcd70494ea71f739aa777e9e1 [2021-11-13 18:52:44,003 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-13 18:52:44,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-13 18:52:44,022 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-13 18:52:44,022 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-13 18:52:44,026 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-13 18:52:44,027 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:52:44" (1/1) ... [2021-11-13 18:52:44,029 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e5df607 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:44, skipping insertion in model container [2021-11-13 18:52:44,029 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 06:52:44" (1/1) ... [2021-11-13 18:52:44,036 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-13 18:52:44,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-13 18:52:48,034 WARN L228 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_b8352374-112f-4621-aa36-ca4ddc4c0b12/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314638,314651] [2021-11-13 18:52:48,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:52:48,154 INFO L203 MainTranslator]: Completed pre-run [2021-11-13 18:52:48,646 WARN L228 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_b8352374-112f-4621-aa36-ca4ddc4c0b12/sv-benchmarks/c/ldv-consumption/linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i[314638,314651] [2021-11-13 18:52:48,654 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-13 18:52:48,928 INFO L208 MainTranslator]: Completed translation [2021-11-13 18:52:48,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48 WrapperNode [2021-11-13 18:52:48,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-13 18:52:48,933 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-13 18:52:48,933 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-13 18:52:48,933 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-13 18:52:48,943 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,201 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-13 18:52:49,210 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-13 18:52:49,210 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-13 18:52:49,211 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-13 18:52:49,222 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,223 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,237 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,238 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,293 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,301 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,322 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,332 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-13 18:52:49,347 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-13 18:52:49,347 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-13 18:52:49,348 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-13 18:52:49,349 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (1/1) ... [2021-11-13 18:52:49,364 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-13 18:52:49,379 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/z3 [2021-11-13 18:52:49,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-13 18:52:49,413 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-13 18:52:49,464 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bm_checksum [2021-11-13 18:52:49,465 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bm_checksum [2021-11-13 18:52:49,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-13 18:52:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-13 18:52:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure index_prepare_for_write [2021-11-13 18:52:49,466 INFO L138 BoogieDeclarations]: Found implementation of procedure index_prepare_for_write [2021-11-13 18:52:49,466 INFO L130 BoogieDeclarations]: Found specification of procedure index_check [2021-11-13 18:52:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure index_check [2021-11-13 18:52:49,467 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2021-11-13 18:52:49,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2021-11-13 18:52:49,467 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-13 18:52:49,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-13 18:52:49,468 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2021-11-13 18:52:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2021-11-13 18:52:49,468 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-13 18:52:49,468 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-13 18:52:49,469 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-13 18:52:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-13 18:52:49,469 INFO L130 BoogieDeclarations]: Found specification of procedure dm_bufio_get_block_number [2021-11-13 18:52:49,469 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_bufio_get_block_number [2021-11-13 18:52:49,470 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_location [2021-11-13 18:52:49,470 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_location [2021-11-13 18:52:49,471 INFO L130 BoogieDeclarations]: Found specification of procedure to_buffer [2021-11-13 18:52:49,471 INFO L138 BoogieDeclarations]: Found implementation of procedure to_buffer [2021-11-13 18:52:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-13 18:52:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-13 18:52:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure dm_block_data [2021-11-13 18:52:49,472 INFO L138 BoogieDeclarations]: Found implementation of procedure dm_block_data [2021-11-13 18:52:49,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2021-11-13 18:52:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2021-11-13 18:52:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_check [2021-11-13 18:52:49,473 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_check [2021-11-13 18:52:49,473 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-13 18:52:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure bitmap_prepare_for_write [2021-11-13 18:52:49,474 INFO L138 BoogieDeclarations]: Found implementation of procedure bitmap_prepare_for_write [2021-11-13 18:52:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-13 18:52:49,474 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2021-11-13 18:52:49,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2021-11-13 18:52:53,536 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-13 18:52:53,536 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-13 18:52:53,539 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:52:53 BoogieIcfgContainer [2021-11-13 18:52:53,539 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-13 18:52:53,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-13 18:52:53,542 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-13 18:52:53,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-13 18:52:53,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 06:52:44" (1/3) ... [2021-11-13 18:52:53,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce304b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:52:53, skipping insertion in model container [2021-11-13 18:52:53,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 06:52:48" (2/3) ... [2021-11-13 18:52:53,549 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5ce304b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 06:52:53, skipping insertion in model container [2021-11-13 18:52:53,549 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:52:53" (3/3) ... [2021-11-13 18:52:53,551 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-3.8-rc1-32_7a-drivers--md--persistent-data--dm-persistent-data.ko-ldv_main3.cil.out.i [2021-11-13 18:52:53,557 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-13 18:52:53,558 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-13 18:52:53,623 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-13 18:52:53,632 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-13 18:52:53,633 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-13 18:52:53,664 INFO L276 IsEmpty]: Start isEmpty. Operand has 137 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) [2021-11-13 18:52:53,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-13 18:52:53,671 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:52:53,672 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:52:53,673 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:52:53,680 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:52:53,680 INFO L85 PathProgramCache]: Analyzing trace with hash -797928523, now seen corresponding path program 1 times [2021-11-13 18:52:53,692 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:52:53,693 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983703125] [2021-11-13 18:52:53,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:52:53,695 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:52:54,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:52:54,434 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:52:54,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:52:54,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:52:54,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:52:54,494 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983703125] [2021-11-13 18:52:54,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983703125] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:52:54,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:52:54,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:52:54,498 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1175272317] [2021-11-13 18:52:54,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:52:54,505 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:52:54,506 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:52:54,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:52:54,549 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:52:54,552 INFO L87 Difference]: Start difference. First operand has 137 states, 86 states have (on average 1.2209302325581395) internal successors, (105), 92 states have internal predecessors, (105), 34 states have call successors, (34), 15 states have call predecessors, (34), 15 states have return successors, (34), 32 states have call predecessors, (34), 34 states have call successors, (34) Second operand has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:52:56,609 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:52:58,143 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.53s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:52:58,546 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:52:58,547 INFO L93 Difference]: Finished difference Result 265 states and 347 transitions. [2021-11-13 18:52:58,548 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:52:58,550 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2021-11-13 18:52:58,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:52:58,569 INFO L225 Difference]: With dead ends: 265 [2021-11-13 18:52:58,569 INFO L226 Difference]: Without dead ends: 128 [2021-11-13 18:52:58,579 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:52:58,586 INFO L933 BasicCegarLoop]: 132 mSDtfsCounter, 180 mSDsluCounter, 24 mSDsCounter, 0 mSdLazyCounter, 46 mSolverCounterSat, 99 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3681.03ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 189 SdHoareTripleChecker+Valid, 156 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 8.50ms SdHoareTripleChecker+Time, 99 IncrementalHoareTripleChecker+Valid, 46 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3881.85ms IncrementalHoareTripleChecker+Time [2021-11-13 18:52:58,589 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [189 Valid, 156 Invalid, 146 Unknown, 0 Unchecked, 8.50ms Time], IncrementalHoareTripleChecker [99 Valid, 46 Invalid, 1 Unknown, 0 Unchecked, 3881.85ms Time] [2021-11-13 18:52:58,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-11-13 18:52:58,695 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-11-13 18:52:58,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 128 states, 81 states have (on average 1.1851851851851851) internal successors, (96), 84 states have internal predecessors, (96), 33 states have call successors, (33), 15 states have call predecessors, (33), 13 states have return successors, (31), 29 states have call predecessors, (31), 31 states have call successors, (31) [2021-11-13 18:52:58,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 160 transitions. [2021-11-13 18:52:58,720 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 160 transitions. Word has length 12 [2021-11-13 18:52:58,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:52:58,722 INFO L470 AbstractCegarLoop]: Abstraction has 128 states and 160 transitions. [2021-11-13 18:52:58,722 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.0) internal successors, (8), 3 states have internal predecessors, (8), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:52:58,723 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 160 transitions. [2021-11-13 18:52:58,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2021-11-13 18:52:58,726 INFO L506 BasicCegarLoop]: Found error trace [2021-11-13 18:52:58,727 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-13 18:52:58,728 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-13 18:52:58,728 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-13 18:52:58,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-13 18:52:58,732 INFO L85 PathProgramCache]: Analyzing trace with hash 1033838797, now seen corresponding path program 1 times [2021-11-13 18:52:58,733 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-13 18:52:58,733 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [39764627] [2021-11-13 18:52:58,734 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-13 18:52:58,735 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-13 18:52:58,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:52:58,976 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-13 18:52:58,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-13 18:52:58,996 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-13 18:52:58,996 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-13 18:52:58,997 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [39764627] [2021-11-13 18:52:58,997 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [39764627] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-13 18:52:58,997 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-13 18:52:58,997 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-13 18:52:58,998 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1979909221] [2021-11-13 18:52:58,998 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-13 18:52:58,999 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-13 18:52:59,000 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-13 18:52:59,000 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-13 18:52:59,000 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-13 18:52:59,001 INFO L87 Difference]: Start difference. First operand 128 states and 160 transitions. Second operand has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:53:01,038 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:53:02,392 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-13 18:53:02,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-13 18:53:02,739 INFO L93 Difference]: Finished difference Result 128 states and 160 transitions. [2021-11-13 18:53:02,740 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-13 18:53:02,740 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 13 [2021-11-13 18:53:02,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-13 18:53:02,741 INFO L225 Difference]: With dead ends: 128 [2021-11-13 18:53:02,741 INFO L226 Difference]: Without dead ends: 0 [2021-11-13 18:53:02,743 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-13 18:53:02,745 INFO L933 BasicCegarLoop]: 126 mSDtfsCounter, 168 mSDsluCounter, 21 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 97 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3445.77ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 176 SdHoareTripleChecker+Valid, 147 SdHoareTripleChecker+Invalid, 140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.84ms SdHoareTripleChecker+Time, 97 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3691.61ms IncrementalHoareTripleChecker+Time [2021-11-13 18:53:02,746 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [176 Valid, 147 Invalid, 140 Unknown, 0 Unchecked, 4.84ms Time], IncrementalHoareTripleChecker [97 Valid, 42 Invalid, 1 Unknown, 0 Unchecked, 3691.61ms Time] [2021-11-13 18:53:02,747 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-13 18:53:02,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-13 18:53:02,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-13 18:53:02,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-13 18:53:02,748 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 13 [2021-11-13 18:53:02,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-13 18:53:02,749 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-13 18:53:02,749 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 2.25) internal successors, (9), 3 states have internal predecessors, (9), 3 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-13 18:53:02,749 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-13 18:53:02,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-13 18:53:02,753 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-13 18:53:02,754 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-13 18:53:02,757 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-13 18:53:03,152 INFO L861 garLoopResultBuilder]: At program point index_checkENTRY(lines 5903 5941) the Hoare annotation is: true [2021-11-13 18:53:03,152 INFO L861 garLoopResultBuilder]: At program point L5919(line 5919) the Hoare annotation is: true [2021-11-13 18:53:03,153 INFO L858 garLoopResultBuilder]: For program point L5919-1(line 5919) no Hoare annotation was computed. [2021-11-13 18:53:03,153 INFO L861 garLoopResultBuilder]: At program point L5915(line 5915) the Hoare annotation is: true [2021-11-13 18:53:03,153 INFO L858 garLoopResultBuilder]: For program point L5915-1(line 5915) no Hoare annotation was computed. [2021-11-13 18:53:03,153 INFO L861 garLoopResultBuilder]: At program point L5917(line 5917) the Hoare annotation is: true [2021-11-13 18:53:03,153 INFO L858 garLoopResultBuilder]: For program point L5917-1(line 5917) no Hoare annotation was computed. [2021-11-13 18:53:03,154 INFO L861 garLoopResultBuilder]: At program point L5913(line 5913) the Hoare annotation is: true [2021-11-13 18:53:03,154 INFO L858 garLoopResultBuilder]: For program point L5913-1(line 5913) no Hoare annotation was computed. [2021-11-13 18:53:03,154 INFO L861 garLoopResultBuilder]: At program point L5930(line 5930) the Hoare annotation is: true [2021-11-13 18:53:03,154 INFO L858 garLoopResultBuilder]: For program point L5930-1(line 5930) no Hoare annotation was computed. [2021-11-13 18:53:03,154 INFO L858 garLoopResultBuilder]: For program point L5918(lines 5918 5923) no Hoare annotation was computed. [2021-11-13 18:53:03,155 INFO L858 garLoopResultBuilder]: For program point L5916(lines 5916 5926) no Hoare annotation was computed. [2021-11-13 18:53:03,155 INFO L858 garLoopResultBuilder]: For program point L5918-2(lines 5918 5923) no Hoare annotation was computed. [2021-11-13 18:53:03,155 INFO L858 garLoopResultBuilder]: For program point index_checkEXIT(lines 5903 5941) no Hoare annotation was computed. [2021-11-13 18:53:03,155 INFO L858 garLoopResultBuilder]: For program point L5931(lines 5931 5935) no Hoare annotation was computed. [2021-11-13 18:53:03,156 INFO L861 garLoopResultBuilder]: At program point L5927(lines 5927 5928) the Hoare annotation is: true [2021-11-13 18:53:03,156 INFO L858 garLoopResultBuilder]: For program point index_checkFINAL(lines 5903 5941) no Hoare annotation was computed. [2021-11-13 18:53:03,156 INFO L858 garLoopResultBuilder]: For program point L5927-1(lines 5927 5928) no Hoare annotation was computed. [2021-11-13 18:53:03,156 INFO L858 garLoopResultBuilder]: For program point L5929(lines 5929 5938) no Hoare annotation was computed. [2021-11-13 18:53:03,156 INFO L858 garLoopResultBuilder]: For program point L5931-2(lines 5931 5935) no Hoare annotation was computed. [2021-11-13 18:53:03,157 INFO L861 garLoopResultBuilder]: At program point dm_bufio_get_block_numberENTRY(lines 11636 11638) the Hoare annotation is: true [2021-11-13 18:53:03,157 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberFINAL(lines 11636 11638) no Hoare annotation was computed. [2021-11-13 18:53:03,157 INFO L858 garLoopResultBuilder]: For program point dm_bufio_get_block_numberEXIT(lines 11636 11638) no Hoare annotation was computed. [2021-11-13 18:53:03,157 INFO L858 garLoopResultBuilder]: For program point dm_block_dataFINAL(lines 5366 5375) no Hoare annotation was computed. [2021-11-13 18:53:03,157 INFO L861 garLoopResultBuilder]: At program point L5371(line 5371) the Hoare annotation is: true [2021-11-13 18:53:03,158 INFO L858 garLoopResultBuilder]: For program point L11633-1(line 11633) no Hoare annotation was computed. [2021-11-13 18:53:03,158 INFO L858 garLoopResultBuilder]: For program point L5371-1(line 5371) no Hoare annotation was computed. [2021-11-13 18:53:03,158 INFO L861 garLoopResultBuilder]: At program point L11633(line 11633) the Hoare annotation is: true [2021-11-13 18:53:03,158 INFO L858 garLoopResultBuilder]: For program point dm_block_dataEXIT(lines 5366 5375) no Hoare annotation was computed. [2021-11-13 18:53:03,158 INFO L861 garLoopResultBuilder]: At program point L11633-2(lines 11632 11634) the Hoare annotation is: true [2021-11-13 18:53:03,159 INFO L861 garLoopResultBuilder]: At program point dm_block_dataENTRY(lines 5366 5375) the Hoare annotation is: true [2021-11-13 18:53:03,159 INFO L861 garLoopResultBuilder]: At program point dm_bm_checksumENTRY(lines 5773 5780) the Hoare annotation is: true [2021-11-13 18:53:03,159 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumFINAL(lines 5773 5780) no Hoare annotation was computed. [2021-11-13 18:53:03,159 INFO L858 garLoopResultBuilder]: For program point dm_bm_checksumEXIT(lines 5773 5780) no Hoare annotation was computed. [2021-11-13 18:53:03,159 INFO L861 garLoopResultBuilder]: At program point L11618(lines 11617 11619) the Hoare annotation is: true [2021-11-13 18:53:03,160 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeEXIT(lines 5889 5902) no Hoare annotation was computed. [2021-11-13 18:53:03,160 INFO L861 garLoopResultBuilder]: At program point L5898(lines 5898 5899) the Hoare annotation is: true [2021-11-13 18:53:03,160 INFO L861 garLoopResultBuilder]: At program point index_prepare_for_writeENTRY(lines 5889 5902) the Hoare annotation is: true [2021-11-13 18:53:03,160 INFO L858 garLoopResultBuilder]: For program point index_prepare_for_writeFINAL(lines 5889 5902) no Hoare annotation was computed. [2021-11-13 18:53:03,161 INFO L861 garLoopResultBuilder]: At program point L5895(line 5895) the Hoare annotation is: true [2021-11-13 18:53:03,161 INFO L858 garLoopResultBuilder]: For program point L5895-1(line 5895) no Hoare annotation was computed. [2021-11-13 18:53:03,161 INFO L861 garLoopResultBuilder]: At program point L5897(line 5897) the Hoare annotation is: true [2021-11-13 18:53:03,161 INFO L858 garLoopResultBuilder]: For program point L5898-1(lines 5898 5899) no Hoare annotation was computed. [2021-11-13 18:53:03,161 INFO L858 garLoopResultBuilder]: For program point L5897-1(line 5897) no Hoare annotation was computed. [2021-11-13 18:53:03,162 INFO L858 garLoopResultBuilder]: For program point ldv_handler_precallEXIT(lines 11666 11668) no Hoare annotation was computed. [2021-11-13 18:53:03,162 INFO L861 garLoopResultBuilder]: At program point ldv_handler_precallFINAL(lines 11666 11668) the Hoare annotation is: true [2021-11-13 18:53:03,162 INFO L861 garLoopResultBuilder]: At program point L5951(line 5951) the Hoare annotation is: true [2021-11-13 18:53:03,164 INFO L858 garLoopResultBuilder]: For program point L5952-1(lines 5952 5953) no Hoare annotation was computed. [2021-11-13 18:53:03,164 INFO L858 garLoopResultBuilder]: For program point L5951-1(line 5951) no Hoare annotation was computed. [2021-11-13 18:53:03,164 INFO L861 garLoopResultBuilder]: At program point bitmap_prepare_for_writeENTRY(lines 5943 5956) the Hoare annotation is: true [2021-11-13 18:53:03,164 INFO L861 garLoopResultBuilder]: At program point L5952(lines 5952 5953) the Hoare annotation is: true [2021-11-13 18:53:03,165 INFO L861 garLoopResultBuilder]: At program point L5949(line 5949) the Hoare annotation is: true [2021-11-13 18:53:03,165 INFO L858 garLoopResultBuilder]: For program point L5949-1(line 5949) no Hoare annotation was computed. [2021-11-13 18:53:03,165 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeFINAL(lines 5943 5956) no Hoare annotation was computed. [2021-11-13 18:53:03,165 INFO L858 garLoopResultBuilder]: For program point bitmap_prepare_for_writeEXIT(lines 5943 5956) no Hoare annotation was computed. [2021-11-13 18:53:03,165 INFO L861 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 4859 4868) the Hoare annotation is: true [2021-11-13 18:53:03,166 INFO L858 garLoopResultBuilder]: For program point L4861(lines 4861 4867) no Hoare annotation was computed. [2021-11-13 18:53:03,166 INFO L861 garLoopResultBuilder]: At program point L4857(lines 4855 4858) the Hoare annotation is: true [2021-11-13 18:53:03,166 INFO L858 garLoopResultBuilder]: For program point L4851(lines 4851 4853) no Hoare annotation was computed. [2021-11-13 18:53:03,166 INFO L858 garLoopResultBuilder]: For program point L4852(line 4852) no Hoare annotation was computed. [2021-11-13 18:53:03,166 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 4859 4868) no Hoare annotation was computed. [2021-11-13 18:53:03,167 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 4859 4868) no Hoare annotation was computed. [2021-11-13 18:53:03,167 INFO L861 garLoopResultBuilder]: At program point L5361(line 5361) the Hoare annotation is: true [2021-11-13 18:53:03,168 INFO L858 garLoopResultBuilder]: For program point L5362-1(line 5362) no Hoare annotation was computed. [2021-11-13 18:53:03,168 INFO L858 garLoopResultBuilder]: For program point dm_block_locationEXIT(lines 5356 5365) no Hoare annotation was computed. [2021-11-13 18:53:03,168 INFO L858 garLoopResultBuilder]: For program point L5361-1(line 5361) no Hoare annotation was computed. [2021-11-13 18:53:03,168 INFO L861 garLoopResultBuilder]: At program point dm_block_locationENTRY(lines 5356 5365) the Hoare annotation is: true [2021-11-13 18:53:03,168 INFO L858 garLoopResultBuilder]: For program point dm_block_locationFINAL(lines 5356 5365) no Hoare annotation was computed. [2021-11-13 18:53:03,169 INFO L861 garLoopResultBuilder]: At program point L5362(line 5362) the Hoare annotation is: true [2021-11-13 18:53:03,169 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 11348 11353) no Hoare annotation was computed. [2021-11-13 18:53:03,169 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 11348 11353) the Hoare annotation is: true [2021-11-13 18:53:03,170 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 11351) no Hoare annotation was computed. [2021-11-13 18:53:03,170 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 11348 11353) no Hoare annotation was computed. [2021-11-13 18:53:03,171 INFO L858 garLoopResultBuilder]: For program point to_bufferEXIT(lines 5350 5355) no Hoare annotation was computed. [2021-11-13 18:53:03,171 INFO L861 garLoopResultBuilder]: At program point to_bufferENTRY(lines 5350 5355) the Hoare annotation is: true [2021-11-13 18:53:03,173 INFO L858 garLoopResultBuilder]: For program point to_bufferFINAL(lines 5350 5355) no Hoare annotation was computed. [2021-11-13 18:53:03,173 INFO L861 garLoopResultBuilder]: At program point ldv_check_final_stateENTRY(lines 11583 11596) the Hoare annotation is: true [2021-11-13 18:53:03,173 INFO L854 garLoopResultBuilder]: At program point L11588(line 11588) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_lock~0 1))) [2021-11-13 18:53:03,174 INFO L858 garLoopResultBuilder]: For program point L11588-1(lines 11585 11595) no Hoare annotation was computed. [2021-11-13 18:53:03,174 INFO L854 garLoopResultBuilder]: At program point L11592(line 11592) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= ~ldv_mutex_lock~0 1))) [2021-11-13 18:53:03,174 INFO L858 garLoopResultBuilder]: For program point ldv_check_final_stateEXIT(lines 11583 11596) no Hoare annotation was computed. [2021-11-13 18:53:03,174 INFO L858 garLoopResultBuilder]: For program point L11592-1(lines 11583 11596) no Hoare annotation was computed. [2021-11-13 18:53:03,174 INFO L858 garLoopResultBuilder]: For program point L6782(line 6782) no Hoare annotation was computed. [2021-11-13 18:53:03,175 INFO L854 garLoopResultBuilder]: At program point L6803(lines 6759 6805) the Hoare annotation is: (= ~ldv_mutex_lock~0 1) [2021-11-13 18:53:03,177 INFO L854 garLoopResultBuilder]: At program point L6799(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,178 INFO L854 garLoopResultBuilder]: At program point L6795(lines 6769 6804) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,182 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-13 18:53:03,182 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-13 18:53:03,182 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-13 18:53:03,182 INFO L858 garLoopResultBuilder]: For program point L6775(lines 6775 6794) no Hoare annotation was computed. [2021-11-13 18:53:03,183 INFO L861 garLoopResultBuilder]: At program point L6771(line 6771) the Hoare annotation is: true [2021-11-13 18:53:03,187 INFO L858 garLoopResultBuilder]: For program point L6792(line 6792) no Hoare annotation was computed. [2021-11-13 18:53:03,187 INFO L858 garLoopResultBuilder]: For program point L6788(line 6788) no Hoare annotation was computed. [2021-11-13 18:53:03,187 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-13 18:53:03,187 INFO L858 garLoopResultBuilder]: For program point L6784(line 6784) no Hoare annotation was computed. [2021-11-13 18:53:03,188 INFO L858 garLoopResultBuilder]: For program point L6780(line 6780) no Hoare annotation was computed. [2021-11-13 18:53:03,190 INFO L858 garLoopResultBuilder]: For program point L6776(line 6776) no Hoare annotation was computed. [2021-11-13 18:53:03,190 INFO L854 garLoopResultBuilder]: At program point L6789-1(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,191 INFO L854 garLoopResultBuilder]: At program point L6789(line 6789) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,192 INFO L854 garLoopResultBuilder]: At program point L6785-1(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,192 INFO L854 garLoopResultBuilder]: At program point L6785(line 6785) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,192 INFO L854 garLoopResultBuilder]: At program point L6781-1(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,192 INFO L854 garLoopResultBuilder]: At program point L6781(line 6781) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,193 INFO L854 garLoopResultBuilder]: At program point L6777-1(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,193 INFO L854 garLoopResultBuilder]: At program point L6777(line 6777) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,193 INFO L854 garLoopResultBuilder]: At program point L6802(line 6802) the Hoare annotation is: (and (= 1 ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 1)) [2021-11-13 18:53:03,193 INFO L858 garLoopResultBuilder]: For program point L6798(lines 6798 6801) no Hoare annotation was computed. [2021-11-13 18:53:03,193 INFO L858 garLoopResultBuilder]: For program point L6802-1(line 6802) no Hoare annotation was computed. [2021-11-13 18:53:03,193 INFO L858 garLoopResultBuilder]: For program point L6790(line 6790) no Hoare annotation was computed. [2021-11-13 18:53:03,194 INFO L854 garLoopResultBuilder]: At program point ldv_initializeENTRY(lines 11575 11582) the Hoare annotation is: (and (= |old(~ldv_mutex_mutex_of_device~0)| ~ldv_mutex_mutex_of_device~0) (= ~ldv_mutex_lock~0 |old(~ldv_mutex_lock~0)|)) [2021-11-13 18:53:03,194 INFO L858 garLoopResultBuilder]: For program point ldv_initializeFINAL(lines 11575 11582) no Hoare annotation was computed. [2021-11-13 18:53:03,194 INFO L858 garLoopResultBuilder]: For program point ldv_initializeEXIT(lines 11575 11582) no Hoare annotation was computed. [2021-11-13 18:53:03,194 INFO L858 garLoopResultBuilder]: For program point ___ratelimitEXIT(lines 11598 11600) no Hoare annotation was computed. [2021-11-13 18:53:03,194 INFO L861 garLoopResultBuilder]: At program point ___ratelimitENTRY(lines 11598 11600) the Hoare annotation is: true [2021-11-13 18:53:03,195 INFO L858 garLoopResultBuilder]: For program point ___ratelimitFINAL(lines 11598 11600) no Hoare annotation was computed. [2021-11-13 18:53:03,195 INFO L858 garLoopResultBuilder]: For program point L5983(lines 5983 5992) no Hoare annotation was computed. [2021-11-13 18:53:03,195 INFO L858 garLoopResultBuilder]: For program point L5985-2(lines 5985 5989) no Hoare annotation was computed. [2021-11-13 18:53:03,195 INFO L858 garLoopResultBuilder]: For program point L5985(lines 5985 5989) no Hoare annotation was computed. [2021-11-13 18:53:03,195 INFO L861 garLoopResultBuilder]: At program point L5981(lines 5981 5982) the Hoare annotation is: true [2021-11-13 18:53:03,196 INFO L858 garLoopResultBuilder]: For program point L5981-1(lines 5981 5982) no Hoare annotation was computed. [2021-11-13 18:53:03,196 INFO L861 garLoopResultBuilder]: At program point L5971(line 5971) the Hoare annotation is: true [2021-11-13 18:53:03,196 INFO L861 garLoopResultBuilder]: At program point bitmap_checkENTRY(lines 5957 5995) the Hoare annotation is: true [2021-11-13 18:53:03,196 INFO L858 garLoopResultBuilder]: For program point L5971-1(line 5971) no Hoare annotation was computed. [2021-11-13 18:53:03,196 INFO L861 garLoopResultBuilder]: At program point L5973(line 5973) the Hoare annotation is: true [2021-11-13 18:53:03,196 INFO L858 garLoopResultBuilder]: For program point L5973-1(line 5973) no Hoare annotation was computed. [2021-11-13 18:53:03,197 INFO L861 garLoopResultBuilder]: At program point L5967(line 5967) the Hoare annotation is: true [2021-11-13 18:53:03,197 INFO L858 garLoopResultBuilder]: For program point L5967-1(line 5967) no Hoare annotation was computed. [2021-11-13 18:53:03,197 INFO L861 garLoopResultBuilder]: At program point L5969(line 5969) the Hoare annotation is: true [2021-11-13 18:53:03,197 INFO L858 garLoopResultBuilder]: For program point L5969-1(line 5969) no Hoare annotation was computed. [2021-11-13 18:53:03,197 INFO L858 garLoopResultBuilder]: For program point L5984-1(line 5984) no Hoare annotation was computed. [2021-11-13 18:53:03,198 INFO L858 garLoopResultBuilder]: For program point bitmap_checkEXIT(lines 5957 5995) no Hoare annotation was computed. [2021-11-13 18:53:03,198 INFO L861 garLoopResultBuilder]: At program point L5984(line 5984) the Hoare annotation is: true [2021-11-13 18:53:03,198 INFO L858 garLoopResultBuilder]: For program point L5970(lines 5970 5980) no Hoare annotation was computed. [2021-11-13 18:53:03,198 INFO L858 garLoopResultBuilder]: For program point L5972-2(lines 5972 5977) no Hoare annotation was computed. [2021-11-13 18:53:03,198 INFO L858 garLoopResultBuilder]: For program point L5972(lines 5972 5977) no Hoare annotation was computed. [2021-11-13 18:53:03,198 INFO L858 garLoopResultBuilder]: For program point bitmap_checkFINAL(lines 5957 5995) no Hoare annotation was computed. [2021-11-13 18:53:03,211 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-13 18:53:03,213 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-13 18:53:03,237 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.11 06:53:03 BoogieIcfgContainer [2021-11-13 18:53:03,237 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-13 18:53:03,238 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-13 18:53:03,238 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-13 18:53:03,238 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-13 18:53:03,239 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 06:52:53" (3/4) ... [2021-11-13 18:53:03,242 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-13 18:53:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_check [2021-11-13 18:53:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bufio_get_block_number [2021-11-13 18:53:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_data [2021-11-13 18:53:03,251 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_bm_checksum [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure index_prepare_for_write [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_handler_precall [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_prepare_for_write [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure dm_block_location [2021-11-13 18:53:03,252 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-13 18:53:03,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure to_buffer [2021-11-13 18:53:03,253 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2021-11-13 18:53:03,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2021-11-13 18:53:03,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ___ratelimit [2021-11-13 18:53:03,254 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bitmap_check [2021-11-13 18:53:03,268 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2021-11-13 18:53:03,269 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 31 nodes and edges [2021-11-13 18:53:03,270 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2021-11-13 18:53:03,271 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-13 18:53:03,273 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-13 18:53:03,274 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:53:03,275 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-13 18:53:03,389 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/witness.graphml [2021-11-13 18:53:03,389 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-13 18:53:03,390 INFO L158 Benchmark]: Toolchain (without parser) took 19385.15ms. Allocated memory was 100.7MB in the beginning and 299.9MB in the end (delta: 199.2MB). Free memory was 67.7MB in the beginning and 163.6MB in the end (delta: -96.0MB). Peak memory consumption was 102.7MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,391 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-13 18:53:03,391 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4910.18ms. Allocated memory was 100.7MB in the beginning and 201.3MB in the end (delta: 100.7MB). Free memory was 67.4MB in the beginning and 108.6MB in the end (delta: -41.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,392 INFO L158 Benchmark]: Boogie Procedure Inliner took 276.70ms. Allocated memory is still 201.3MB. Free memory was 108.6MB in the beginning and 99.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,392 INFO L158 Benchmark]: Boogie Preprocessor took 136.02ms. Allocated memory is still 201.3MB. Free memory was 99.2MB in the beginning and 95.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,393 INFO L158 Benchmark]: RCFGBuilder took 4192.51ms. Allocated memory was 201.3MB in the beginning and 299.9MB in the end (delta: 98.6MB). Free memory was 94.9MB in the beginning and 189.3MB in the end (delta: -94.4MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,393 INFO L158 Benchmark]: TraceAbstraction took 9695.54ms. Allocated memory is still 299.9MB. Free memory was 188.3MB in the beginning and 177.3MB in the end (delta: 11.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,394 INFO L158 Benchmark]: Witness Printer took 151.61ms. Allocated memory is still 299.9MB. Free memory was 177.3MB in the beginning and 163.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-13 18:53:03,396 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 100.7MB. Free memory is still 75.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4910.18ms. Allocated memory was 100.7MB in the beginning and 201.3MB in the end (delta: 100.7MB). Free memory was 67.4MB in the beginning and 108.6MB in the end (delta: -41.2MB). Peak memory consumption was 86.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 276.70ms. Allocated memory is still 201.3MB. Free memory was 108.6MB in the beginning and 99.2MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 136.02ms. Allocated memory is still 201.3MB. Free memory was 99.2MB in the beginning and 95.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 4192.51ms. Allocated memory was 201.3MB in the beginning and 299.9MB in the end (delta: 98.6MB). Free memory was 94.9MB in the beginning and 189.3MB in the end (delta: -94.4MB). Peak memory consumption was 40.1MB. Max. memory is 16.1GB. * TraceAbstraction took 9695.54ms. Allocated memory is still 299.9MB. Free memory was 188.3MB in the beginning and 177.3MB in the end (delta: 11.0MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Witness Printer took 151.61ms. Allocated memory is still 299.9MB. Free memory was 177.3MB in the beginning and 163.6MB in the end (delta: 13.6MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 11351]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 16 procedures, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 9.6s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 7.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 365 SdHoareTripleChecker+Valid, 7573.47ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 348 mSDsluCounter, 303 SdHoareTripleChecker+Invalid, 7126.81ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 45 mSDsCounter, 196 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 286 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 196 mSolverCounterUnsat, 258 mSDtfsCounter, 88 mSolverCounterSat, 13.34ms SdHoareTripleChecker+Time, 2 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, 798 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 25 NumberOfCodeBlocks, 25 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 23 ConstructedInterpolants, 0 QuantifiedInterpolants, 61 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 6769]: Loop Invariant Derived loop invariant: 1 == ldv_mutex_mutex_of_device && ldv_mutex_lock == 1 - InvariantResult [Line: 4855]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 11617]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6759]: Loop Invariant Derived loop invariant: ldv_mutex_lock == 1 RESULT: Ultimate proved your program to be correct! [2021-11-13 18:53:03,462 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8352374-112f-4621-aa36-ca4ddc4c0b12/bin/uautomizer-YU5uOKAj3y/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