./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 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-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 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 17:58:51,809 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 17:58:51,833 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 17:58:51,849 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 17:58:51,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 17:58:51,850 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 17:58:51,851 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 17:58:51,853 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 17:58:51,854 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 17:58:51,854 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 17:58:51,855 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 17:58:51,856 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 17:58:51,856 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 17:58:51,857 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 17:58:51,858 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 17:58:51,859 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 17:58:51,859 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 17:58:51,860 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 17:58:51,861 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 17:58:51,862 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 17:58:51,863 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 17:58:51,864 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 17:58:51,865 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 17:58:51,865 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 17:58:51,867 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 17:58:51,867 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 17:58:51,867 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 17:58:51,868 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 17:58:51,868 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 17:58:51,869 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 17:58:51,869 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 17:58:51,869 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 17:58:51,870 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 17:58:51,871 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 17:58:51,871 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 17:58:51,871 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 17:58:51,872 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 17:58:51,872 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 17:58:51,872 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 17:58:51,873 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 17:58:51,873 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 17:58:51,874 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 17:58:51,886 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 17:58:51,886 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 17:58:51,887 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 17:58:51,887 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 17:58:51,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 17:58:51,887 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 17:58:51,888 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 17:58:51,888 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 17:58:51,888 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 17:58:51,888 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 17:58:51,888 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 17:58:51,889 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 17:58:51,890 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 17:58:51,890 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 17:58:51,890 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 17:58:51,890 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:58:51,890 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 17:58:51,890 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 17:58:51,890 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 17:58:51,891 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 17:58:51,891 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 00e024fc1f0b82ae7f67f2e1fbd5ae99cfcf89e3f63aef822e2243882f82daf0 [2021-12-14 17:58:52,061 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 17:58:52,086 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 17:58:52,088 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 17:58:52,088 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 17:58:52,103 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 17:58:52,105 INFO L432 ainManager$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 [2021-12-14 17:58:52,176 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18e849cf/5de56c94d1794ee3843e4a0ad0cebeb2/FLAG30d56de66 [2021-12-14 17:58:52,634 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 17:58:52,634 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 [2021-12-14 17:58:52,654 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18e849cf/5de56c94d1794ee3843e4a0ad0cebeb2/FLAG30d56de66 [2021-12-14 17:58:52,930 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b18e849cf/5de56c94d1794ee3843e4a0ad0cebeb2 [2021-12-14 17:58:52,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 17:58:52,935 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 17:58:52,937 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 17:58:52,937 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 17:58:52,940 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 17:58:52,941 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:58:52" (1/1) ... [2021-12-14 17:58:52,942 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6199963 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:52, skipping insertion in model container [2021-12-14 17:58:52,942 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 05:58:52" (1/1) ... [2021-12-14 17:58:52,946 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 17:58:53,007 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 17:58:53,428 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] [2021-12-14 17:58:53,453 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:53,466 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 17:58:53,545 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] [2021-12-14 17:58:53,555 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 17:58:53,574 INFO L208 MainTranslator]: Completed translation [2021-12-14 17:58:53,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53 WrapperNode [2021-12-14 17:58:53,576 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 17:58:53,577 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:53,577 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 17:58:53,577 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 17:58:53,582 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,606 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,645 INFO L137 Inliner]: procedures = 77, calls = 159, calls flagged for inlining = 31, calls inlined = 27, statements flattened = 435 [2021-12-14 17:58:53,651 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 17:58:53,652 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 17:58:53,652 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 17:58:53,652 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 17:58:53,658 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,658 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,667 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,699 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,719 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,725 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,731 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,734 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 17:58:53,747 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 17:58:53,748 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 17:58:53,748 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 17:58:53,749 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (1/1) ... [2021-12-14 17:58:53,759 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 17:58:53,769 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 17:58:53,792 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-14 17:58:53,798 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-14 17:58:53,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 17:58:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 17:58:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 17:58:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 17:58:53,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 17:58:53,832 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 17:58:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 17:58:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure do_map_probe [2021-12-14 17:58:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure do_map_probe [2021-12-14 17:58:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 17:58:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 17:58:53,833 INFO L130 BoogieDeclarations]: Found specification of procedure pci_get_device [2021-12-14 17:58:53,833 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_get_device [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure iounmap [2021-12-14 17:58:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure iounmap [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 17:58:53,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 17:58:53,834 INFO L130 BoogieDeclarations]: Found specification of procedure inl [2021-12-14 17:58:53,835 INFO L138 BoogieDeclarations]: Found implementation of procedure inl [2021-12-14 17:58:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 17:58:53,835 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 17:58:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2021-12-14 17:58:53,835 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2021-12-14 17:58:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 17:58:53,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 17:58:53,836 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-12-14 17:58:53,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-12-14 17:58:53,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 17:58:53,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 17:58:54,052 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 17:58:54,060 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 17:58:54,241 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 17:58:54,522 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 17:58:54,529 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 17:58:54,529 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-14 17:58:54,530 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:54 BoogieIcfgContainer [2021-12-14 17:58:54,530 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 17:58:54,531 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 17:58:54,532 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 17:58:54,534 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 17:58:54,534 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 05:58:52" (1/3) ... [2021-12-14 17:58:54,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bd9531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:54, skipping insertion in model container [2021-12-14 17:58:54,535 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 05:58:53" (2/3) ... [2021-12-14 17:58:54,535 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21bd9531 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 05:58:54, skipping insertion in model container [2021-12-14 17:58:54,536 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:54" (3/3) ... [2021-12-14 17:58:54,536 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-08_1a-drivers--mtd--maps--l440gx.ko-entry_point.cil.out.i [2021-12-14 17:58:54,540 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 17:58:54,540 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 17:58:54,568 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 17:58:54,573 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-14 17:58:54,573 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 17:58:54,584 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) [2021-12-14 17:58:54,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-12-14 17:58:54,587 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:54,588 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] [2021-12-14 17:58:54,588 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:54,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:54,592 INFO L85 PathProgramCache]: Analyzing trace with hash -1680540957, now seen corresponding path program 1 times [2021-12-14 17:58:54,597 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:54,597 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [802543386] [2021-12-14 17:58:54,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:54,598 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:54,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:54,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2021-12-14 17:58:54,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:54,867 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-14 17:58:54,868 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:54,868 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [802543386] [2021-12-14 17:58:54,868 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [802543386] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:54,869 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:54,869 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-14 17:58:54,870 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1338281838] [2021-12-14 17:58:54,871 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:54,874 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-14 17:58:54,874 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:54,896 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-14 17:58:54,897 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-14 17:58:54,899 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) [2021-12-14 17:58:54,981 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:58:54,982 INFO L93 Difference]: Finished difference Result 273 states and 358 transitions. [2021-12-14 17:58:54,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-14 17:58:54,984 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 [2021-12-14 17:58:54,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:58:54,993 INFO L225 Difference]: With dead ends: 273 [2021-12-14 17:58:54,993 INFO L226 Difference]: Without dead ends: 136 [2021-12-14 17:58:54,997 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 [2021-12-14 17:58:55,002 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 [2021-12-14 17:58:55,003 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] [2021-12-14 17:58:55,014 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 136 states. [2021-12-14 17:58:55,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 136 to 136. [2021-12-14 17:58:55,056 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) [2021-12-14 17:58:55,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 169 transitions. [2021-12-14 17:58:55,062 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 169 transitions. Word has length 20 [2021-12-14 17:58:55,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:58:55,063 INFO L470 AbstractCegarLoop]: Abstraction has 136 states and 169 transitions. [2021-12-14 17:58:55,063 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) [2021-12-14 17:58:55,063 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 169 transitions. [2021-12-14 17:58:55,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-14 17:58:55,066 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:55,066 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] [2021-12-14 17:58:55,067 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-14 17:58:55,067 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:55,069 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:55,069 INFO L85 PathProgramCache]: Analyzing trace with hash -1835050372, now seen corresponding path program 1 times [2021-12-14 17:58:55,069 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:55,069 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1043270200] [2021-12-14 17:58:55,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:55,070 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:58:55,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,178 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:55,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,184 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:58:55,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:55,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,210 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-14 17:58:55,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,213 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:58:55,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,218 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-14 17:58:55,218 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:55,218 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1043270200] [2021-12-14 17:58:55,218 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1043270200] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:55,222 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:55,222 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-14 17:58:55,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001246501] [2021-12-14 17:58:55,222 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:55,223 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-14 17:58:55,223 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:55,224 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-14 17:58:55,224 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-14 17:58:55,224 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) [2021-12-14 17:58:55,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:58:55,325 INFO L93 Difference]: Finished difference Result 285 states and 356 transitions. [2021-12-14 17:58:55,326 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-14 17:58:55,326 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 [2021-12-14 17:58:55,326 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:58:55,328 INFO L225 Difference]: With dead ends: 285 [2021-12-14 17:58:55,328 INFO L226 Difference]: Without dead ends: 152 [2021-12-14 17:58:55,329 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 [2021-12-14 17:58:55,330 INFO L933 BasicCegarLoop]: 147 mSDtfsCounter, 32 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 80 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 32 SdHoareTripleChecker+Valid, 493 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 [2021-12-14 17:58:55,330 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [32 Valid, 493 Invalid, 104 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 80 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-14 17:58:55,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2021-12-14 17:58:55,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 139. [2021-12-14 17:58:55,338 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) [2021-12-14 17:58:55,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 172 transitions. [2021-12-14 17:58:55,339 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 172 transitions. Word has length 48 [2021-12-14 17:58:55,339 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:58:55,339 INFO L470 AbstractCegarLoop]: Abstraction has 139 states and 172 transitions. [2021-12-14 17:58:55,340 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) [2021-12-14 17:58:55,340 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 172 transitions. [2021-12-14 17:58:55,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2021-12-14 17:58:55,341 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 17:58:55,341 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] [2021-12-14 17:58:55,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-14 17:58:55,341 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 17:58:55,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 17:58:55,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1777792070, now seen corresponding path program 1 times [2021-12-14 17:58:55,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 17:58:55,342 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2956381] [2021-12-14 17:58:55,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 17:58:55,342 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 17:58:55,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,399 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2021-12-14 17:58:55,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:55,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-12-14 17:58:55,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,413 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 17:58:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,416 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2021-12-14 17:58:55,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2021-12-14 17:58:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 17:58:55,422 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2021-12-14 17:58:55,423 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 17:58:55,423 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2956381] [2021-12-14 17:58:55,423 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2956381] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 17:58:55,423 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 17:58:55,423 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-14 17:58:55,423 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1504879353] [2021-12-14 17:58:55,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 17:58:55,424 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-14 17:58:55,424 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 17:58:55,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-14 17:58:55,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-14 17:58:55,425 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) [2021-12-14 17:58:55,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-14 17:58:55,497 INFO L93 Difference]: Finished difference Result 147 states and 184 transitions. [2021-12-14 17:58:55,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-14 17:58:55,497 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 [2021-12-14 17:58:55,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-14 17:58:55,498 INFO L225 Difference]: With dead ends: 147 [2021-12-14 17:58:55,498 INFO L226 Difference]: Without dead ends: 0 [2021-12-14 17:58:55,499 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 [2021-12-14 17:58:55,499 INFO L933 BasicCegarLoop]: 146 mSDtfsCounter, 137 mSDsluCounter, 84 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 25 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s 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 [2021-12-14 17:58:55,500 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] [2021-12-14 17:58:55,500 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-14 17:58:55,500 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-14 17:58:55,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-14 17:58:55,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-14 17:58:55,501 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2021-12-14 17:58:55,501 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-14 17:58:55,501 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-14 17:58:55,501 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) [2021-12-14 17:58:55,502 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-14 17:58:55,502 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-14 17:58:55,504 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-14 17:58:55,504 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-14 17:58:55,505 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-14 17:58:55,729 INFO L858 garLoopResultBuilder]: For program point iounmapEXIT(lines 3207 3209) no Hoare annotation was computed. [2021-12-14 17:58:55,729 INFO L861 garLoopResultBuilder]: At program point iounmapENTRY(lines 3207 3209) the Hoare annotation is: true [2021-12-14 17:58:55,730 INFO L858 garLoopResultBuilder]: For program point iounmapFINAL(lines 3207 3209) no Hoare annotation was computed. [2021-12-14 17:58:55,730 INFO L858 garLoopResultBuilder]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2021-12-14 17:58:55,730 INFO L858 garLoopResultBuilder]: For program point do_map_probeEXIT(lines 3201 3203) no Hoare annotation was computed. [2021-12-14 17:58:55,730 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|))) [2021-12-14 17:58:55,730 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|))) [2021-12-14 17:58:55,730 INFO L858 garLoopResultBuilder]: For program point do_map_probeFINAL(lines 3201 3203) no Hoare annotation was computed. [2021-12-14 17:58:55,731 INFO L858 garLoopResultBuilder]: For program point inlEXIT(lines 2761 2768) no Hoare annotation was computed. [2021-12-14 17:58:55,731 INFO L861 garLoopResultBuilder]: At program point inlENTRY(lines 2761 2768) the Hoare annotation is: true [2021-12-14 17:58:55,731 INFO L858 garLoopResultBuilder]: For program point inlFINAL(lines 2761 2768) no Hoare annotation was computed. [2021-12-14 17:58:55,731 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2774 2776) the Hoare annotation is: true [2021-12-14 17:58:55,731 INFO L858 garLoopResultBuilder]: For program point L2775(line 2775) no Hoare annotation was computed. [2021-12-14 17:58:55,731 INFO L858 garLoopResultBuilder]: For program point L2775-2(lines 2774 2776) no Hoare annotation was computed. [2021-12-14 17:58:55,731 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2774 2776) no Hoare annotation was computed. [2021-12-14 17:58:55,732 INFO L861 garLoopResultBuilder]: At program point outlENTRY(lines 2754 2760) the Hoare annotation is: true [2021-12-14 17:58:55,732 INFO L858 garLoopResultBuilder]: For program point outlEXIT(lines 2754 2760) no Hoare annotation was computed. [2021-12-14 17:58:55,732 INFO L858 garLoopResultBuilder]: For program point outlFINAL(lines 2754 2760) no Hoare annotation was computed. [2021-12-14 17:58:55,732 INFO L858 garLoopResultBuilder]: For program point L2784(lines 2784 2791) no Hoare annotation was computed. [2021-12-14 17:58:55,732 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|))) [2021-12-14 17:58:55,732 INFO L858 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 2777 2793) no Hoare annotation was computed. [2021-12-14 17:58:55,732 INFO L858 garLoopResultBuilder]: For program point L2789-1(line 2789) no Hoare annotation was computed. [2021-12-14 17:58:55,733 INFO L861 garLoopResultBuilder]: At program point L2789(line 2789) the Hoare annotation is: true [2021-12-14 17:58:55,733 INFO L858 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 2777 2793) no Hoare annotation was computed. [2021-12-14 17:58:55,733 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 3085 3091) no Hoare annotation was computed. [2021-12-14 17:58:55,733 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 3085 3091) the Hoare annotation is: true [2021-12-14 17:58:55,733 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3089) no Hoare annotation was computed. [2021-12-14 17:58:55,733 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 3085 3091) no Hoare annotation was computed. [2021-12-14 17:58:55,733 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|))) [2021-12-14 17:58:55,734 INFO L858 garLoopResultBuilder]: For program point pci_get_deviceEXIT(lines 3247 3249) no Hoare annotation was computed. [2021-12-14 17:58:55,734 INFO L858 garLoopResultBuilder]: For program point L3248-1(line 3248) no Hoare annotation was computed. [2021-12-14 17:58:55,734 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|))) [2021-12-14 17:58:55,734 INFO L858 garLoopResultBuilder]: For program point pci_get_deviceFINAL(lines 3247 3249) no Hoare annotation was computed. [2021-12-14 17:58:55,734 INFO L861 garLoopResultBuilder]: At program point pci_dev_putENTRY(lines 3244 3246) the Hoare annotation is: true [2021-12-14 17:58:55,734 INFO L858 garLoopResultBuilder]: For program point pci_dev_putEXIT(lines 3244 3246) no Hoare annotation was computed. [2021-12-14 17:58:55,734 INFO L858 garLoopResultBuilder]: For program point pci_dev_putFINAL(lines 3244 3246) no Hoare annotation was computed. [2021-12-14 17:58:55,735 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2846 2852) no Hoare annotation was computed. [2021-12-14 17:58:55,735 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2846 2852) the Hoare annotation is: true [2021-12-14 17:58:55,735 INFO L858 garLoopResultBuilder]: For program point L3041(lines 3041 3072) no Hoare annotation was computed. [2021-12-14 17:58:55,735 INFO L861 garLoopResultBuilder]: At program point L3075(line 3075) the Hoare annotation is: true [2021-12-14 17:58:55,735 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-14 17:58:55,735 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)) [2021-12-14 17:58:55,735 INFO L858 garLoopResultBuilder]: For program point L3043(lines 3043 3069) no Hoare annotation was computed. [2021-12-14 17:58:55,735 INFO L858 garLoopResultBuilder]: For program point L2961(lines 2961 2966) no Hoare annotation was computed. [2021-12-14 17:58:55,736 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)) [2021-12-14 17:58:55,736 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)) [2021-12-14 17:58:55,736 INFO L858 garLoopResultBuilder]: For program point L3044(line 3044) no Hoare annotation was computed. [2021-12-14 17:58:55,736 INFO L854 garLoopResultBuilder]: At program point L3077(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,736 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)) [2021-12-14 17:58:55,736 INFO L854 garLoopResultBuilder]: At program point L3061(lines 3033 3082) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,736 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-12-14 17:58:55,737 INFO L858 garLoopResultBuilder]: For program point L2929-2(lines 2920 2934) no Hoare annotation was computed. [2021-12-14 17:58:55,737 INFO L858 garLoopResultBuilder]: For program point L3045(lines 3045 3050) no Hoare annotation was computed. [2021-12-14 17:58:55,737 INFO L858 garLoopResultBuilder]: For program point L2979-1(line 2979) no Hoare annotation was computed. [2021-12-14 17:58:55,737 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)) [2021-12-14 17:58:55,737 INFO L858 garLoopResultBuilder]: For program point L2963-1(line 2963) no Hoare annotation was computed. [2021-12-14 17:58:55,737 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)) [2021-12-14 17:58:55,737 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)) [2021-12-14 17:58:55,737 INFO L858 garLoopResultBuilder]: For program point L2930-1(line 2930) no Hoare annotation was computed. [2021-12-14 17:58:55,738 INFO L854 garLoopResultBuilder]: At program point L3211(lines 3210 3212) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,738 INFO L858 garLoopResultBuilder]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2021-12-14 17:58:55,738 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)) [2021-12-14 17:58:55,738 INFO L858 garLoopResultBuilder]: For program point L2931-1(line 2931) no Hoare annotation was computed. [2021-12-14 17:58:55,738 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)) [2021-12-14 17:58:55,738 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)) [2021-12-14 17:58:55,738 INFO L858 garLoopResultBuilder]: For program point L2981(lines 2981 2988) no Hoare annotation was computed. [2021-12-14 17:58:55,739 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-14 17:58:55,739 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)) [2021-12-14 17:58:55,739 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)) [2021-12-14 17:58:55,739 INFO L861 garLoopResultBuilder]: At program point L3081(lines 3029 3083) the Hoare annotation is: true [2021-12-14 17:58:55,739 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)) [2021-12-14 17:58:55,739 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)) [2021-12-14 17:58:55,739 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)) [2021-12-14 17:58:55,740 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)) [2021-12-14 17:58:55,740 INFO L854 garLoopResultBuilder]: At program point L3214(lines 3213 3215) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,740 INFO L858 garLoopResultBuilder]: For program point L2983(line 2983) no Hoare annotation was computed. [2021-12-14 17:58:55,740 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)) [2021-12-14 17:58:55,740 INFO L858 garLoopResultBuilder]: For program point L3000-1(line 3000) no Hoare annotation was computed. [2021-12-14 17:58:55,740 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)) [2021-12-14 17:58:55,740 INFO L858 garLoopResultBuilder]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2021-12-14 17:58:55,741 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)) [2021-12-14 17:58:55,741 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)) [2021-12-14 17:58:55,741 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-14 17:58:55,741 INFO L858 garLoopResultBuilder]: For program point L3067(line 3067) no Hoare annotation was computed. [2021-12-14 17:58:55,741 INFO L858 garLoopResultBuilder]: For program point L3001(lines 3001 3005) no Hoare annotation was computed. [2021-12-14 17:58:55,741 INFO L858 garLoopResultBuilder]: For program point L3001-2(lines 2950 3015) no Hoare annotation was computed. [2021-12-14 17:58:55,741 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)) [2021-12-14 17:58:55,741 INFO L858 garLoopResultBuilder]: For program point L2985-1(line 2985) no Hoare annotation was computed. [2021-12-14 17:58:55,742 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)) [2021-12-14 17:58:55,742 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)) [2021-12-14 17:58:55,742 INFO L858 garLoopResultBuilder]: For program point L2952-1(line 2952) no Hoare annotation was computed. [2021-12-14 17:58:55,742 INFO L861 garLoopResultBuilder]: At program point L3068(line 3068) the Hoare annotation is: true [2021-12-14 17:58:55,742 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)) [2021-12-14 17:58:55,742 INFO L858 garLoopResultBuilder]: For program point L3052(line 3052) no Hoare annotation was computed. [2021-12-14 17:58:55,742 INFO L858 garLoopResultBuilder]: For program point L2953-1(lines 2950 3015) no Hoare annotation was computed. [2021-12-14 17:58:55,742 INFO L858 garLoopResultBuilder]: For program point L2920(lines 2920 2934) no Hoare annotation was computed. [2021-12-14 17:58:55,743 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)) [2021-12-14 17:58:55,743 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)) [2021-12-14 17:58:55,743 INFO L858 garLoopResultBuilder]: For program point L2970(lines 2970 2990) no Hoare annotation was computed. [2021-12-14 17:58:55,743 INFO L858 garLoopResultBuilder]: For program point L3003-1(line 3003) no Hoare annotation was computed. [2021-12-14 17:58:55,743 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)) [2021-12-14 17:58:55,743 INFO L858 garLoopResultBuilder]: For program point L2970-2(lines 2970 2990) no Hoare annotation was computed. [2021-12-14 17:58:55,743 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)) [2021-12-14 17:58:55,743 INFO L858 garLoopResultBuilder]: For program point L3053(lines 3053 3065) no Hoare annotation was computed. [2021-12-14 17:58:55,744 INFO L858 garLoopResultBuilder]: For program point L2922(lines 2922 2926) no Hoare annotation was computed. [2021-12-14 17:58:55,744 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-14 17:58:55,744 INFO L861 garLoopResultBuilder]: At program point L3187-1(lines 3184 3193) the Hoare annotation is: true [2021-12-14 17:58:55,744 INFO L858 garLoopResultBuilder]: For program point L3187(lines 3187 3190) no Hoare annotation was computed. [2021-12-14 17:58:55,744 INFO L854 garLoopResultBuilder]: At program point L3022(line 3022) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,744 INFO L858 garLoopResultBuilder]: For program point L3055(lines 3055 3058) no Hoare annotation was computed. [2021-12-14 17:58:55,744 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)) [2021-12-14 17:58:55,744 INFO L858 garLoopResultBuilder]: For program point L3022-1(line 3022) no Hoare annotation was computed. [2021-12-14 17:58:55,745 INFO L858 garLoopResultBuilder]: For program point L3055-2(lines 3053 3064) no Hoare annotation was computed. [2021-12-14 17:58:55,745 INFO L858 garLoopResultBuilder]: For program point L2923-1(line 2923) no Hoare annotation was computed. [2021-12-14 17:58:55,745 INFO L858 garLoopResultBuilder]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2021-12-14 17:58:55,745 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)) [2021-12-14 17:58:55,745 INFO L858 garLoopResultBuilder]: For program point L3039(lines 3039 3076) no Hoare annotation was computed. [2021-12-14 17:58:55,745 INFO L854 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: false [2021-12-14 17:58:55,745 INFO L854 garLoopResultBuilder]: At program point L3023(lines 3017 3025) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,746 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)) [2021-12-14 17:58:55,746 INFO L858 garLoopResultBuilder]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2021-12-14 17:58:55,746 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)) [2021-12-14 17:58:55,746 INFO L858 garLoopResultBuilder]: For program point L3205-1(line 3205) no Hoare annotation was computed. [2021-12-14 17:58:55,746 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)) [2021-12-14 17:58:55,746 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)) [2021-12-14 17:58:55,746 INFO L858 garLoopResultBuilder]: For program point L3040(line 3040) no Hoare annotation was computed. [2021-12-14 17:58:55,747 INFO L854 garLoopResultBuilder]: At program point L3222(lines 3221 3223) the Hoare annotation is: (= ~ldv_module_refcounter~0 1) [2021-12-14 17:58:55,747 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)) [2021-12-14 17:58:55,747 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)) [2021-12-14 17:58:55,747 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)) [2021-12-14 17:58:55,747 INFO L858 garLoopResultBuilder]: For program point L3074(line 3074) no Hoare annotation was computed. [2021-12-14 17:58:55,749 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2021-12-14 17:58:55,750 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-14 17:58:55,761 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.12 05:58:55 BoogieIcfgContainer [2021-12-14 17:58:55,761 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-14 17:58:55,762 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-14 17:58:55,762 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-14 17:58:55,762 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-14 17:58:55,762 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 05:58:54" (3/4) ... [2021-12-14 17:58:55,764 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iounmap [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure do_map_probe [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_get_device [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inl [2021-12-14 17:58:55,768 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pci_dev_put [2021-12-14 17:58:55,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-12-14 17:58:55,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-12-14 17:58:55,769 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outl [2021-12-14 17:58:55,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 78 nodes and edges [2021-12-14 17:58:55,775 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 23 nodes and edges [2021-12-14 17:58:55,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-12-14 17:58:55,776 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:58:55,777 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-14 17:58:55,827 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-14 17:58:55,827 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-14 17:58:55,827 INFO L158 Benchmark]: Toolchain (without parser) took 2892.62ms. Allocated memory was 88.1MB in the beginning and 234.9MB in the end (delta: 146.8MB). Free memory was 52.1MB in the beginning and 146.4MB in the end (delta: -94.3MB). Peak memory consumption was 50.8MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,828 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-14 17:58:55,828 INFO L158 Benchmark]: CACSL2BoogieTranslator took 639.76ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 52.0MB in the beginning and 61.3MB in the end (delta: -9.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,828 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.51ms. Allocated memory is still 127.9MB. Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,828 INFO L158 Benchmark]: Boogie Preprocessor took 94.98ms. Allocated memory is still 127.9MB. Free memory was 57.1MB in the beginning and 97.6MB in the end (delta: -40.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,829 INFO L158 Benchmark]: RCFGBuilder took 783.10ms. Allocated memory is still 127.9MB. Free memory was 97.6MB in the beginning and 65.4MB in the end (delta: 32.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,829 INFO L158 Benchmark]: TraceAbstraction took 1229.72ms. Allocated memory was 127.9MB in the beginning and 234.9MB in the end (delta: 107.0MB). Free memory was 65.4MB in the beginning and 159.0MB in the end (delta: -93.6MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,829 INFO L158 Benchmark]: Witness Printer took 65.35ms. Allocated memory is still 234.9MB. Free memory was 159.0MB in the beginning and 146.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-14 17:58:55,831 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 88.1MB. Free memory was 45.2MB in the beginning and 45.2MB in the end (delta: 75.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 639.76ms. Allocated memory was 88.1MB in the beginning and 127.9MB in the end (delta: 39.8MB). Free memory was 52.0MB in the beginning and 61.3MB in the end (delta: -9.4MB). Peak memory consumption was 29.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.51ms. Allocated memory is still 127.9MB. Free memory was 61.3MB in the beginning and 57.1MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 94.98ms. Allocated memory is still 127.9MB. Free memory was 57.1MB in the beginning and 97.6MB in the end (delta: -40.5MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. * RCFGBuilder took 783.10ms. Allocated memory is still 127.9MB. Free memory was 97.6MB in the beginning and 65.4MB in the end (delta: 32.2MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1229.72ms. Allocated memory was 127.9MB in the beginning and 234.9MB in the end (delta: 107.0MB). Free memory was 65.4MB in the beginning and 159.0MB in the end (delta: -93.6MB). Peak memory consumption was 12.7MB. Max. memory is 16.1GB. * Witness Printer took 65.35ms. Allocated memory is still 234.9MB. Free memory was 159.0MB in the beginning and 146.4MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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: 1.2s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 317 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 303 mSDsluCounter, 917 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 463 mSDsCounter, 52 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 125 IncrementalHoareTripleChecker+Invalid, 177 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52 mSolverCounterUnsat, 454 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! [2021-12-14 17:58:55,876 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