./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-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 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-43_2a-drivers--regulator--lp8755.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 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-23 01:43:43,066 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:43:43,068 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:43:43,123 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:43:43,123 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:43:43,126 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:43:43,127 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:43:43,131 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:43:43,132 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:43:43,135 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:43:43,136 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:43:43,136 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:43:43,137 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:43:43,138 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:43:43,139 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:43:43,141 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:43:43,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:43:43,146 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:43:43,146 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:43:43,148 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:43:43,152 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:43:43,152 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:43:43,153 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:43:43,154 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:43:43,155 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:43:43,158 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:43:43,158 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:43:43,159 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:43:43,160 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:43:43,160 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:43:43,160 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:43:43,161 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:43:43,162 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:43:43,162 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:43:43,163 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:43:43,164 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:43:43,164 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:43:43,164 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:43:43,165 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:43:43,165 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:43:43,166 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:43:43,167 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 01:43:43,190 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:43:43,190 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:43:43,191 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:43:43,191 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:43:43,192 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:43:43,192 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:43:43,192 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 01:43:43,192 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:43:43,193 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:43:43,193 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:43:43,193 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:43:43,194 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:43:43,194 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:43:43,195 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:43:43,195 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 01:43:43,196 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 01:43:43,196 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:43:43,197 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:43:43,197 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7e437772f9678255623b28de6ece52ca0f9d56e10379ee6620525a980f0d48ad [2021-11-23 01:43:43,362 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:43:43,380 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:43:43,382 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:43:43,383 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:43:43,384 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:43:43,384 INFO L432 ainManager$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-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-11-23 01:43:43,434 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10de7e842/1a727d25c57a41d58b7247a91f57b19b/FLAGc71b38c27 [2021-11-23 01:43:44,076 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:43:44,077 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-11-23 01:43:44,111 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10de7e842/1a727d25c57a41d58b7247a91f57b19b/FLAGc71b38c27 [2021-11-23 01:43:44,464 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/10de7e842/1a727d25c57a41d58b7247a91f57b19b [2021-11-23 01:43:44,467 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:43:44,468 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:43:44,470 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:44,470 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:43:44,472 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:43:44,473 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:44" (1/1) ... [2021-11-23 01:43:44,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@555d733d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:44, skipping insertion in model container [2021-11-23 01:43:44,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:43:44" (1/1) ... [2021-11-23 01:43:44,478 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:43:44,614 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:43:45,477 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-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2021-11-23 01:43:45,502 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:45,534 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:43:45,971 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-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i[552347,552360] [2021-11-23 01:43:45,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:43:46,045 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:43:46,045 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46 WrapperNode [2021-11-23 01:43:46,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:43:46,047 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:46,047 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:43:46,048 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:43:46,052 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:46,213 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:47,165 INFO L137 Inliner]: procedures = 111, calls = 945, calls flagged for inlining = 132, calls inlined = 265, statements flattened = 64812 [2021-11-23 01:43:47,166 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:43:47,166 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:43:47,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:43:47,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:43:47,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:47,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:47,409 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:47,410 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:47,836 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:48,448 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:48,601 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:49,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:43:49,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:43:49,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:43:49,104 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:43:49,108 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (1/1) ... [2021-11-23 01:43:49,129 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:43:49,137 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 01:43:49,181 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) [2021-11-23 01:43:49,243 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 [2021-11-23 01:43:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:43:49,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:43:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:43:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:43:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:43:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:43:49,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:43:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:43:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:43:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:43:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:43:49,296 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:43:49,296 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:43:49,758 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:43:49,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:44:29,818 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:44:30,082 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:44:30,083 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:44:30,131 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:30 BoogieIcfgContainer [2021-11-23 01:44:30,132 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:44:30,133 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:44:30,133 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:44:30,136 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:44:30,136 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:43:44" (1/3) ... [2021-11-23 01:44:30,137 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa2d779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:44:30, skipping insertion in model container [2021-11-23 01:44:30,137 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:43:46" (2/3) ... [2021-11-23 01:44:30,138 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa2d779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:44:30, skipping insertion in model container [2021-11-23 01:44:30,138 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:30" (3/3) ... [2021-11-23 01:44:30,139 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--regulator--lp8755.ko-entry_point.cil.out.i [2021-11-23 01:44:30,146 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:44:30,146 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-23 01:44:30,147 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@aa2d779 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:44:30, skipping insertion in model container [2021-11-23 01:44:30,147 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 01:44:30,148 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 01:44:30,148 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 01:44:30,148 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 01:44:30,148 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:44:30" (3/3) ... [2021-11-23 01:44:30,154 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 01:44:30,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 689 nodes and edges [2021-11-23 01:44:30,645 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 183 nodes and edges [2021-11-23 01:44:30,670 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2021-11-23 01:44:30,700 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-23 01:44:30,732 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 01:44:30,757 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 01:44:32,580 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-23 01:44:32,581 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 01:44:32,582 INFO L158 Benchmark]: Toolchain (without parser) took 48113.20ms. Allocated memory was 121.6MB in the beginning and 7.1GB in the end (delta: 7.0GB). Free memory was 71.6MB in the beginning and 6.0GB in the end (delta: -6.0GB). Peak memory consumption was 1.4GB. Max. memory is 16.1GB. [2021-11-23 01:44:32,583 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 83.9MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:44:32,583 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1576.85ms. Allocated memory was 121.6MB in the beginning and 230.7MB in the end (delta: 109.1MB). Free memory was 71.6MB in the beginning and 85.4MB in the end (delta: -13.8MB). Peak memory consumption was 134.8MB. Max. memory is 16.1GB. [2021-11-23 01:44:32,583 INFO L158 Benchmark]: Boogie Procedure Inliner took 1118.49ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 85.4MB in the beginning and 248.8MB in the end (delta: -163.5MB). Peak memory consumption was 168.6MB. Max. memory is 16.1GB. [2021-11-23 01:44:32,585 INFO L158 Benchmark]: Boogie Preprocessor took 1936.09ms. Allocated memory was 461.4MB in the beginning and 1.4GB in the end (delta: 922.7MB). Free memory was 248.8MB in the beginning and 996.5MB in the end (delta: -747.6MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. [2021-11-23 01:44:32,585 INFO L158 Benchmark]: RCFGBuilder took 41028.60ms. Allocated memory was 1.4GB in the beginning and 7.1GB in the end (delta: 5.7GB). Free memory was 996.5MB in the beginning and 6.3GB in the end (delta: -5.3GB). Peak memory consumption was 3.1GB. Max. memory is 16.1GB. [2021-11-23 01:44:32,586 INFO L158 Benchmark]: TraceAbstraction took 13.95ms. Allocated memory is still 7.1GB. Free memory was 6.3GB in the beginning and 6.3GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:44:32,586 INFO L158 Benchmark]: Witness Printer took 2433.02ms. Allocated memory is still 7.1GB. Free memory was 6.3GB in the beginning and 6.0GB in the end (delta: 299.0MB). Peak memory consumption was 650.1MB. Max. memory is 16.1GB. [2021-11-23 01:44:32,587 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 83.9MB. Free memory was 41.7MB in the beginning and 41.7MB in the end (delta: 40.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1576.85ms. Allocated memory was 121.6MB in the beginning and 230.7MB in the end (delta: 109.1MB). Free memory was 71.6MB in the beginning and 85.4MB in the end (delta: -13.8MB). Peak memory consumption was 134.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 1118.49ms. Allocated memory was 230.7MB in the beginning and 461.4MB in the end (delta: 230.7MB). Free memory was 85.4MB in the beginning and 248.8MB in the end (delta: -163.5MB). Peak memory consumption was 168.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 1936.09ms. Allocated memory was 461.4MB in the beginning and 1.4GB in the end (delta: 922.7MB). Free memory was 248.8MB in the beginning and 996.5MB in the end (delta: -747.6MB). Peak memory consumption was 255.9MB. Max. memory is 16.1GB. * RCFGBuilder took 41028.60ms. Allocated memory was 1.4GB in the beginning and 7.1GB in the end (delta: 5.7GB). Free memory was 996.5MB in the beginning and 6.3GB in the end (delta: -5.3GB). Peak memory consumption was 3.1GB. Max. memory is 16.1GB. * TraceAbstraction took 13.95ms. Allocated memory is still 7.1GB. Free memory was 6.3GB in the beginning and 6.3GB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 2433.02ms. Allocated memory is still 7.1GB. Free memory was 6.3GB in the beginning and 6.0GB in the end (delta: 299.0MB). Peak memory consumption was 650.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-11-23 01:44:32,677 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