./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 02:35:25,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 02:35:25,169 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 02:35:25,223 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 02:35:25,224 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 02:35:25,225 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 02:35:25,226 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 02:35:25,227 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 02:35:25,229 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 02:35:25,229 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 02:35:25,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 02:35:25,231 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 02:35:25,236 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 02:35:25,237 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 02:35:25,238 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 02:35:25,239 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 02:35:25,240 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 02:35:25,240 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 02:35:25,241 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 02:35:25,243 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 02:35:25,246 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 02:35:25,248 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 02:35:25,249 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 02:35:25,250 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 02:35:25,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 02:35:25,255 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 02:35:25,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 02:35:25,256 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 02:35:25,256 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 02:35:25,257 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 02:35:25,259 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 02:35:25,259 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 02:35:25,260 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 02:35:25,260 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 02:35:25,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 02:35:25,261 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 02:35:25,262 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 02:35:25,262 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 02:35:25,262 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 02:35:25,263 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 02:35:25,263 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 02:35:25,264 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 02:35:25,280 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 02:35:25,281 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 02:35:25,281 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 02:35:25,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 02:35:25,282 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 02:35:25,282 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 02:35:25,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 02:35:25,282 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 02:35:25,283 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 02:35:25,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 02:35:25,283 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 02:35:25,283 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 02:35:25,283 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 02:35:25,283 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 02:35:25,284 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 02:35:25,284 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 02:35:25,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 02:35:25,285 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 02:35:25,285 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 02:35:25,285 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 02:35:25,285 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 02:35:25,285 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 02:35:25,286 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 02:35:25,286 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 02:35:25,286 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 02:35:25,286 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 02:35:25,286 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2021-11-17 02:35:25,444 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 02:35:25,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 02:35:25,459 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 02:35:25,460 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 02:35:25,460 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 02:35:25,461 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-11-17 02:35:25,519 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76a693be7/8872c8ede7a5456495e93a52fb63f326/FLAGd212003be [2021-11-17 02:35:25,947 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 02:35:25,948 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-11-17 02:35:25,973 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76a693be7/8872c8ede7a5456495e93a52fb63f326/FLAGd212003be [2021-11-17 02:35:26,253 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/76a693be7/8872c8ede7a5456495e93a52fb63f326 [2021-11-17 02:35:26,255 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 02:35:26,256 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 02:35:26,257 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 02:35:26,257 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 02:35:26,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 02:35:26,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:26,260 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c2d6417 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26, skipping insertion in model container [2021-11-17 02:35:26,260 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:26,265 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 02:35:26,298 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 02:35:26,725 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-11-17 02:35:26,766 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 02:35:26,783 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 02:35:26,893 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i[87203,87216] [2021-11-17 02:35:26,904 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 02:35:26,929 INFO L208 MainTranslator]: Completed translation [2021-11-17 02:35:26,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26 WrapperNode [2021-11-17 02:35:26,931 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 02:35:26,932 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 02:35:26,932 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 02:35:26,932 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 02:35:26,937 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:26,973 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,021 INFO L137 Inliner]: procedures = 77, calls = 159, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 432 [2021-11-17 02:35:27,021 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 02:35:27,022 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 02:35:27,022 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 02:35:27,022 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 02:35:27,028 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,028 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,045 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,056 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,058 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,060 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,064 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 02:35:27,064 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 02:35:27,064 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 02:35:27,065 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 02:35:27,065 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (1/1) ... [2021-11-17 02:35:27,070 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 02:35:27,079 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 02:35:27,106 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 02:35:27,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 02:35:27,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 02:35:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 02:35:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 02:35:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 02:35:27,136 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 02:35:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 02:35:27,136 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 02:35:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2021-11-17 02:35:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2021-11-17 02:35:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-11-17 02:35:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-11-17 02:35:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2021-11-17 02:35:27,137 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2021-11-17 02:35:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 02:35:27,137 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-11-17 02:35:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-11-17 02:35:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 02:35:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 02:35:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 02:35:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 02:35:27,138 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-11-17 02:35:27,138 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-11-17 02:35:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 02:35:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 02:35:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-11-17 02:35:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-11-17 02:35:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 02:35:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 02:35:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-11-17 02:35:27,139 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-11-17 02:35:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 02:35:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 02:35:27,345 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 02:35:27,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 02:35:27,443 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 02:35:27,742 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 02:35:27,749 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 02:35:27,749 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-17 02:35:27,750 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 02:35:27 BoogieIcfgContainer [2021-11-17 02:35:27,751 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 02:35:27,752 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 02:35:27,752 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 02:35:27,754 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 02:35:27,754 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 02:35:26" (1/3) ... [2021-11-17 02:35:27,755 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df42936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 02:35:27, skipping insertion in model container [2021-11-17 02:35:27,755 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 02:35:26" (2/3) ... [2021-11-17 02:35:27,756 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2df42936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 02:35:27, skipping insertion in model container [2021-11-17 02:35:27,756 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 02:35:27" (3/3) ... [2021-11-17 02:35:27,756 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-11-17 02:35:27,760 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 02:35:27,760 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 02:35:27,797 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 02:35:27,802 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 [2021-11-17 02:35:27,802 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 02:35:27,824 INFO L276 IsEmpty]: Start isEmpty. Operand has 130 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 99 states have internal predecessors, (118), 24 states have call successors, (24), 10 states have call predecessors, (24), 9 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) [2021-11-17 02:35:27,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-11-17 02:35:27,828 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 02:35:27,829 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 02:35:27,829 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 02:35:27,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 02:35:27,834 INFO L85 PathProgramCache]: Analyzing trace with hash -1680540957, now seen corresponding path program 1 times [2021-11-17 02:35:27,840 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 02:35:27,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1616075948] [2021-11-17 02:35:27,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 02:35:27,841 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 02:35:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,038 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-11-17 02:35:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,048 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-17 02:35:28,049 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 02:35:28,049 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1616075948] [2021-11-17 02:35:28,049 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1616075948] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 02:35:28,050 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 02:35:28,050 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-17 02:35:28,051 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2063237537] [2021-11-17 02:35:28,051 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 02:35:28,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-17 02:35:28,054 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 02:35:28,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-17 02:35:28,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-17 02:35:28,075 INFO L87 Difference]: Start difference. First operand has 130 states, 95 states have (on average 1.2421052631578948) internal successors, (118), 99 states have internal predecessors, (118), 24 states have call successors, (24), 10 states have call predecessors, (24), 9 states have return successors, (22), 22 states have call predecessors, (22), 22 states have call successors, (22) Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-17 02:35:28,135 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 02:35:28,135 INFO L93 Difference]: Finished difference Result 273 states and 358 transitions. [2021-11-17 02:35:28,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-17 02:35:28,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2021-11-17 02:35:28,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 02:35:28,144 INFO L225 Difference]: With dead ends: 273 [2021-11-17 02:35:28,144 INFO L226 Difference]: Without dead ends: 136 [2021-11-17 02:35:28,147 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-17 02:35:28,152 INFO L933 BasicCegarLoop]: 161 mSDtfsCounter, 134 mSDsluCounter, 33 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 134 SdHoareTripleChecker+Valid, 194 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-17 02:35:28,152 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [134 Valid, 194 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-17 02:35:28,163 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-11-17 02:35:28,200 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2021-11-17 02:35:28,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 136 states, 104 states have (on average 1.2115384615384615) internal successors, (126), 104 states have internal predecessors, (126), 22 states have call successors, (22), 10 states have call predecessors, (22), 9 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-11-17 02:35:28,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 169 transitions. [2021-11-17 02:35:28,205 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 169 transitions. Word has length 20 [2021-11-17 02:35:28,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 02:35:28,205 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 169 transitions. [2021-11-17 02:35:28,205 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2021-11-17 02:35:28,206 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 169 transitions. [2021-11-17 02:35:28,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-17 02:35:28,207 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 02:35:28,208 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 02:35:28,208 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 02:35:28,208 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 02:35:28,209 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 02:35:28,210 INFO L85 PathProgramCache]: Analyzing trace with hash -1835050372, now seen corresponding path program 1 times [2021-11-17 02:35:28,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 02:35:28,211 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061207626] [2021-11-17 02:35:28,211 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 02:35:28,211 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 02:35:28,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-17 02:35:28,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 02:35:28,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,349 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 02:35:28,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,356 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 02:35:28,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,366 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-17 02:35:28,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 02:35:28,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,377 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-17 02:35:28,378 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 02:35:28,378 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1061207626] [2021-11-17 02:35:28,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1061207626] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 02:35:28,379 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 02:35:28,379 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-11-17 02:35:28,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1088733229] [2021-11-17 02:35:28,379 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 02:35:28,380 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-17 02:35:28,381 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 02:35:28,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-17 02:35:28,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-17 02:35:28,382 INFO L87 Difference]: Start difference. First operand 136 states and 169 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-17 02:35:28,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 02:35:28,530 INFO L93 Difference]: Finished difference Result 285 states and 356 transitions. [2021-11-17 02:35:28,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-17 02:35:28,531 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 48 [2021-11-17 02:35:28,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 02:35:28,533 INFO L225 Difference]: With dead ends: 285 [2021-11-17 02:35:28,534 INFO L226 Difference]: Without dead ends: 152 [2021-11-17 02:35:28,534 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-11-17 02:35:28,535 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 32 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 489 SdHoareTripleChecker+Invalid, 104 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 80 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 02:35:28,536 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 489 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 02:35:28,537 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-11-17 02:35:28,545 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 139. [2021-11-17 02:35:28,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 139 states, 107 states have (on average 1.205607476635514) internal successors, (129), 107 states have internal predecessors, (129), 22 states have call successors, (22), 10 states have call predecessors, (22), 9 states have return successors, (21), 21 states have call predecessors, (21), 21 states have call successors, (21) [2021-11-17 02:35:28,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 172 transitions. [2021-11-17 02:35:28,558 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 172 transitions. Word has length 48 [2021-11-17 02:35:28,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 02:35:28,559 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 172 transitions. [2021-11-17 02:35:28,559 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 2 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-11-17 02:35:28,560 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 172 transitions. [2021-11-17 02:35:28,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-11-17 02:35:28,561 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 02:35:28,562 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 02:35:28,562 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 02:35:28,562 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 02:35:28,563 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 02:35:28,563 INFO L85 PathProgramCache]: Analyzing trace with hash -1777792070, now seen corresponding path program 1 times [2021-11-17 02:35:28,563 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 02:35:28,563 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582379725] [2021-11-17 02:35:28,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 02:35:28,564 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 02:35:28,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-11-17 02:35:28,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,638 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 02:35:28,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,642 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 02:35:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,647 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-11-17 02:35:28,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,652 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-11-17 02:35:28,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-11-17 02:35:28,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 02:35:28,658 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-11-17 02:35:28,659 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 02:35:28,659 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582379725] [2021-11-17 02:35:28,659 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [582379725] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 02:35:28,659 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 02:35:28,659 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 02:35:28,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1142629156] [2021-11-17 02:35:28,660 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 02:35:28,660 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 02:35:28,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 02:35:28,661 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 02:35:28,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 02:35:28,661 INFO L87 Difference]: Start difference. First operand 139 states and 172 transitions. Second operand has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-17 02:35:28,742 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 02:35:28,743 INFO L93 Difference]: Finished difference Result 147 states and 184 transitions. [2021-11-17 02:35:28,743 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 02:35:28,743 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) Word has length 48 [2021-11-17 02:35:28,744 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 02:35:28,744 INFO L225 Difference]: With dead ends: 147 [2021-11-17 02:35:28,744 INFO L226 Difference]: Without dead ends: 0 [2021-11-17 02:35:28,747 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 02:35:28,752 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 137 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 57 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 25 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 02:35:28,752 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 230 Invalid, 57 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [25 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 02:35:28,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-17 02:35:28,754 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-17 02:35:28,754 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) [2021-11-17 02:35:28,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-17 02:35:28,755 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-11-17 02:35:28,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 02:35:28,755 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-17 02:35:28,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 6.75) internal successors, (27), 3 states have internal predecessors, (27), 3 states have call successors, (6), 3 states have call predecessors, (6), 1 states have return successors, (5), 2 states have call predecessors, (5), 2 states have call successors, (5) [2021-11-17 02:35:28,755 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-17 02:35:28,755 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-17 02:35:28,757 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-17 02:35:28,758 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-11-17 02:35:28,760 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-17 02:35:29,044 INFO L858 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2021-11-17 02:35:29,045 INFO L861 garLoopResultBuilder]: At program point iounmapENTRY(lines 3207 3209) the Hoare annotation is: true [2021-11-17 02:35:29,045 INFO L858 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2021-11-17 02:35:29,045 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-11-17 02:35:29,045 INFO L858 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2021-11-17 02:35:29,045 INFO L854 garLoopResultBuilder]: At program point do_map_probeENTRY(lines 3201 3203) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-17 02:35:29,046 INFO L854 garLoopResultBuilder]: At program point L3202(line 3202) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-17 02:35:29,046 INFO L858 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2021-11-17 02:35:29,046 INFO L858 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2021-11-17 02:35:29,046 INFO L861 garLoopResultBuilder]: At program point inlENTRY(lines 2761 2768) the Hoare annotation is: true [2021-11-17 02:35:29,046 INFO L858 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2021-11-17 02:35:29,046 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2774 2776) the Hoare annotation is: true [2021-11-17 02:35:29,046 INFO L858 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2021-11-17 02:35:29,047 INFO L858 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2021-11-17 02:35:29,047 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2021-11-17 02:35:29,047 INFO L861 garLoopResultBuilder]: At program point outlENTRY(lines 2754 2760) the Hoare annotation is: true [2021-11-17 02:35:29,047 INFO L858 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2021-11-17 02:35:29,047 INFO L858 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2021-11-17 02:35:29,047 INFO L858 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2021-11-17 02:35:29,048 INFO L854 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 2777 2793) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-17 02:35:29,048 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2021-11-17 02:35:29,048 INFO L858 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2021-11-17 02:35:29,048 INFO L861 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2021-11-17 02:35:29,048 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2021-11-17 02:35:29,048 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2021-11-17 02:35:29,048 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3085 3091) the Hoare annotation is: true [2021-11-17 02:35:29,049 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2021-11-17 02:35:29,049 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2021-11-17 02:35:29,049 INFO L854 garLoopResultBuilder]: At program point L3248(line 3248) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-17 02:35:29,049 INFO L858 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2021-11-17 02:35:29,049 INFO L858 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2021-11-17 02:35:29,049 INFO L854 garLoopResultBuilder]: At program point pci_get_deviceENTRY(lines 3247 3249) the Hoare annotation is: (or (not (= ~ldv_module_refcounter~0 1)) (not (= ~ldv_state_variable_0~0 1)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2021-11-17 02:35:29,050 INFO L858 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2021-11-17 02:35:29,050 INFO L861 garLoopResultBuilder]: At program point pci_dev_putENTRY(lines 3244 3246) the Hoare annotation is: true [2021-11-17 02:35:29,050 INFO L858 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2021-11-17 02:35:29,050 INFO L858 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2021-11-17 02:35:29,050 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2021-11-17 02:35:29,050 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2846 2852) the Hoare annotation is: true [2021-11-17 02:35:29,050 INFO L858 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2021-11-17 02:35:29,051 INFO L861 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2021-11-17 02:35:29,051 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-17 02:35:29,051 INFO L854 garLoopResultBuilder]: At program point L2877(lines 2871 2879) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,051 INFO L858 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2021-11-17 02:35:29,051 INFO L858 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2021-11-17 02:35:29,051 INFO L854 garLoopResultBuilder]: At program point L2895(lines 2889 2897) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,052 INFO L854 garLoopResultBuilder]: At program point L3242(lines 3241 3243) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,052 INFO L858 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2021-11-17 02:35:29,052 INFO L854 garLoopResultBuilder]: At program point L3077(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,052 INFO L854 garLoopResultBuilder]: At program point L3226(lines 3225 3227) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,052 INFO L854 garLoopResultBuilder]: At program point L3061(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,052 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-11-17 02:35:29,053 INFO L858 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2021-11-17 02:35:29,053 INFO L858 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2021-11-17 02:35:29,053 INFO L858 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2021-11-17 02:35:29,053 INFO L854 garLoopResultBuilder]: At program point L2979(line 2979) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,053 INFO L858 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2021-11-17 02:35:29,053 INFO L854 garLoopResultBuilder]: At program point L2930(line 2930) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,053 INFO L854 garLoopResultBuilder]: At program point L2963(line 2963) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,054 INFO L858 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2021-11-17 02:35:29,054 INFO L854 garLoopResultBuilder]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,054 INFO L858 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2021-11-17 02:35:29,054 INFO L854 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,054 INFO L858 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2021-11-17 02:35:29,054 INFO L854 garLoopResultBuilder]: At program point L2931(line 2931) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,055 INFO L854 garLoopResultBuilder]: At program point L3014(lines 2942 3016) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,055 INFO L858 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2021-11-17 02:35:29,055 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-17 02:35:29,055 INFO L854 garLoopResultBuilder]: At program point L3196(lines 3195 3197) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,055 INFO L854 garLoopResultBuilder]: At program point L2734(lines 2730 2736) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,055 INFO L861 garLoopResultBuilder]: At program point L3081(lines 3029 3083) the Hoare annotation is: true [2021-11-17 02:35:29,056 INFO L854 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,056 INFO L854 garLoopResultBuilder]: At program point L2982-1(line 2982) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,056 INFO L854 garLoopResultBuilder]: At program point L3230(lines 3229 3231) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,056 INFO L854 garLoopResultBuilder]: At program point L2751(lines 2746 2753) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,056 INFO L854 garLoopResultBuilder]: At program point L3214(lines 3213 3215) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,057 INFO L858 garLoopResultBuilder]: For program point L2983(line 2983) no Hoare annotation was computed. [2021-11-17 02:35:29,057 INFO L854 garLoopResultBuilder]: At program point L3000(line 3000) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,057 INFO L858 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2021-11-17 02:35:29,057 INFO L854 garLoopResultBuilder]: At program point L2868(lines 2862 2870) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,057 INFO L858 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2021-11-17 02:35:29,058 INFO L854 garLoopResultBuilder]: At program point L2951(line 2951) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,058 INFO L854 garLoopResultBuilder]: At program point L3199(lines 3198 3200) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,058 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-17 02:35:29,058 INFO L858 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2021-11-17 02:35:29,058 INFO L858 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2021-11-17 02:35:29,058 INFO L858 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2021-11-17 02:35:29,059 INFO L854 garLoopResultBuilder]: At program point L2952(line 2952) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,059 INFO L858 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2021-11-17 02:35:29,059 INFO L854 garLoopResultBuilder]: At program point L2985(line 2985) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,059 INFO L854 garLoopResultBuilder]: At program point L2886(lines 2880 2888) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,059 INFO L858 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2021-11-17 02:35:29,060 INFO L861 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2021-11-17 02:35:29,060 INFO L854 garLoopResultBuilder]: At program point L2936(lines 2911 2938) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,060 INFO L858 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2021-11-17 02:35:29,060 INFO L858 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2021-11-17 02:35:29,060 INFO L858 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2021-11-17 02:35:29,060 INFO L854 garLoopResultBuilder]: At program point L2953(line 2953) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,061 INFO L854 garLoopResultBuilder]: At program point L3234(lines 3233 3235) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,061 INFO L858 garLoopResultBuilder]: For program point L2970(lines 2970 2990) no Hoare annotation was computed. [2021-11-17 02:35:29,061 INFO L858 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2021-11-17 02:35:29,061 INFO L854 garLoopResultBuilder]: At program point L3003(line 3003) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,061 INFO L858 garLoopResultBuilder]: For program point L2970-2(lines 2970 2990) no Hoare annotation was computed. [2021-11-17 02:35:29,061 INFO L854 garLoopResultBuilder]: At program point L3218(lines 3217 3219) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,062 INFO L858 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2021-11-17 02:35:29,062 INFO L858 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2021-11-17 02:35:29,062 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-17 02:35:29,062 INFO L861 garLoopResultBuilder]: At program point L3187-1(lines 3184 3193) the Hoare annotation is: true [2021-11-17 02:35:29,062 INFO L858 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2021-11-17 02:35:29,062 INFO L854 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,062 INFO L858 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2021-11-17 02:35:29,063 INFO L854 garLoopResultBuilder]: At program point L2956(line 2956) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,063 INFO L858 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2021-11-17 02:35:29,063 INFO L858 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2021-11-17 02:35:29,063 INFO L858 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2021-11-17 02:35:29,063 INFO L858 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2021-11-17 02:35:29,063 INFO L854 garLoopResultBuilder]: At program point L2923(line 2923) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,063 INFO L858 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2021-11-17 02:35:29,064 INFO L854 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2021-11-17 02:35:29,064 INFO L854 garLoopResultBuilder]: At program point L3023(lines 3017 3025) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,064 INFO L854 garLoopResultBuilder]: At program point L2924(line 2924) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,064 INFO L858 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2021-11-17 02:35:29,064 INFO L854 garLoopResultBuilder]: At program point L3238(lines 3237 3239) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,064 INFO L858 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2021-11-17 02:35:29,065 INFO L854 garLoopResultBuilder]: At program point L3205(line 3205) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,065 INFO L854 garLoopResultBuilder]: At program point L3205-2(lines 3204 3206) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,065 INFO L858 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2021-11-17 02:35:29,065 INFO L854 garLoopResultBuilder]: At program point L3222(lines 3221 3223) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-11-17 02:35:29,065 INFO L854 garLoopResultBuilder]: At program point L3255(lines 3254 3256) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,065 INFO L854 garLoopResultBuilder]: At program point L2743(lines 2739 2745) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,066 INFO L854 garLoopResultBuilder]: At program point L2727(lines 2724 2729) the Hoare annotation is: (and (= ~ldv_module_refcounter~0 1) (= ~ldv_state_variable_0~0 1)) [2021-11-17 02:35:29,066 INFO L858 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2021-11-17 02:35:29,068 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-11-17 02:35:29,069 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-17 02:35:29,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 02:35:29 BoogieIcfgContainer [2021-11-17 02:35:29,097 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-17 02:35:29,098 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-17 02:35:29,099 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-17 02:35:29,099 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-17 02:35:29,100 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 02:35:27" (3/4) ... [2021-11-17 02:35:29,102 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2021-11-17 02:35:29,106 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-17 02:35:29,107 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-17 02:35:29,107 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2021-11-17 02:35:29,120 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2021-11-17 02:35:29,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-11-17 02:35:29,121 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-17 02:35:29,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-17 02:35:29,122 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-17 02:35:29,170 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-17 02:35:29,171 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-17 02:35:29,171 INFO L158 Benchmark]: Toolchain (without parser) took 2914.98ms. Allocated memory was 88.1MB in the beginning and 161.5MB in the end (delta: 73.4MB). Free memory was 54.4MB in the beginning and 116.1MB in the end (delta: -61.6MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,179 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 02:35:29,181 INFO L158 Benchmark]: CACSL2BoogieTranslator took 674.36ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 54.2MB in the beginning and 72.5MB in the end (delta: -18.3MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,181 INFO L158 Benchmark]: Boogie Procedure Inliner took 89.63ms. Allocated memory is still 107.0MB. Free memory was 72.1MB in the beginning and 68.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,181 INFO L158 Benchmark]: Boogie Preprocessor took 41.66ms. Allocated memory is still 107.0MB. Free memory was 68.4MB in the beginning and 65.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,182 INFO L158 Benchmark]: RCFGBuilder took 686.35ms. Allocated memory is still 107.0MB. Free memory was 64.6MB in the beginning and 58.4MB in the end (delta: 6.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,182 INFO L158 Benchmark]: TraceAbstraction took 1345.74ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 58.0MB in the beginning and 68.0MB in the end (delta: -10.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,182 INFO L158 Benchmark]: Witness Printer took 72.79ms. Allocated memory is still 161.5MB. Free memory was 68.0MB in the beginning and 116.1MB in the end (delta: -48.1MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2021-11-17 02:35:29,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 88.1MB. Free memory is still 45.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 674.36ms. Allocated memory was 88.1MB in the beginning and 107.0MB in the end (delta: 18.9MB). Free memory was 54.2MB in the beginning and 72.5MB in the end (delta: -18.3MB). Peak memory consumption was 36.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 89.63ms. Allocated memory is still 107.0MB. Free memory was 72.1MB in the beginning and 68.4MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.66ms. Allocated memory is still 107.0MB. Free memory was 68.4MB in the beginning and 65.1MB in the end (delta: 3.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 686.35ms. Allocated memory is still 107.0MB. Free memory was 64.6MB in the beginning and 58.4MB in the end (delta: 6.2MB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. * TraceAbstraction took 1345.74ms. Allocated memory was 107.0MB in the beginning and 161.5MB in the end (delta: 54.5MB). Free memory was 58.0MB in the beginning and 68.0MB in the end (delta: -10.0MB). Peak memory consumption was 44.3MB. Max. memory is 16.1GB. * Witness Printer took 72.79ms. Allocated memory is still 161.5MB. Free memory was 68.0MB in the beginning and 116.1MB in the end (delta: -48.1MB). Peak memory consumption was 5.4MB. 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: 3089]: 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 11 procedures, 131 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.3s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 317 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 303 mSDsluCounter, 913 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 460 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 125 IncrementalHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 453 mSDtfsCounter, 125 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 39 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=139occurred in iteration=2, InterpolantAutomatonStates: 13, 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, 3 MinimizatonAttempts, 13 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 142 PreInvPairs, 193 NumberOfFragments, 373 HoareAnnotationTreeSize, 142 FomulaSimplifications, 8 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 62 FomulaSimplificationsInter, 186 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 116 NumberOfCodeBlocks, 116 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 113 ConstructedInterpolants, 0 QuantifiedInterpolants, 221 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 24/24 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: 3225]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 2730]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3029]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3221]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 2871]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 2942]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 3204]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3254]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3229]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 2739]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3213]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 3217]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 2846]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2862]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3195]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3198]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3017]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 2880]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3241]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3237]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3033]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 2724]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3184]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2911]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3210]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 - InvariantResult [Line: 2889]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 - InvariantResult [Line: 3233]: Loop Invariant Derived loop invariant: ldv_module_refcounter == 1 && ldv_state_variable_0 == 1 RESULT: Ultimate proved your program to be correct! [2021-11-17 02:35:29,222 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE