./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.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 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-17 01:18:21,376 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-17 01:18:21,379 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-17 01:18:21,412 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-17 01:18:21,416 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-17 01:18:21,418 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-17 01:18:21,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-17 01:18:21,423 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-17 01:18:21,425 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-17 01:18:21,426 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-17 01:18:21,426 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-17 01:18:21,428 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-17 01:18:21,429 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-17 01:18:21,431 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-17 01:18:21,432 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-17 01:18:21,433 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-17 01:18:21,436 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-17 01:18:21,437 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-17 01:18:21,441 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-17 01:18:21,448 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-17 01:18:21,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-17 01:18:21,449 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-17 01:18:21,450 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-17 01:18:21,450 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-17 01:18:21,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-17 01:18:21,455 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-17 01:18:21,455 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-17 01:18:21,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-17 01:18:21,457 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-17 01:18:21,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-17 01:18:21,458 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-17 01:18:21,458 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-17 01:18:21,459 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-17 01:18:21,460 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-17 01:18:21,461 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-17 01:18:21,461 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-17 01:18:21,462 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-17 01:18:21,462 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-17 01:18:21,462 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-17 01:18:21,463 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-17 01:18:21,463 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-17 01:18:21,464 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-17 01:18:21,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-17 01:18:21,490 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-17 01:18:21,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-17 01:18:21,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-17 01:18:21,491 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-17 01:18:21,491 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-17 01:18:21,492 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-17 01:18:21,492 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-17 01:18:21,492 INFO L138 SettingsManager]: * Use SBE=true [2021-11-17 01:18:21,492 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-17 01:18:21,493 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-17 01:18:21,493 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-17 01:18:21,493 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-17 01:18:21,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-17 01:18:21,494 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:18:21,495 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-17 01:18:21,495 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-17 01:18:21,496 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-17 01:18:21,496 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-17 01:18:21,496 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-17 01:18:21,496 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-17 01:18:21,496 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2021-11-17 01:18:21,677 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-17 01:18:21,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-17 01:18:21,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-17 01:18:21,697 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-17 01:18:21,698 INFO L275 PluginConnector]: CDTParser initialized [2021-11-17 01:18:21,699 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2021-11-17 01:18:21,744 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba80dd06/e3824247ed1f4f5c8a6a42cbb9316661/FLAGa1db90997 [2021-11-17 01:18:22,226 INFO L306 CDTParser]: Found 1 translation units. [2021-11-17 01:18:22,226 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2021-11-17 01:18:22,252 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba80dd06/e3824247ed1f4f5c8a6a42cbb9316661/FLAGa1db90997 [2021-11-17 01:18:22,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4ba80dd06/e3824247ed1f4f5c8a6a42cbb9316661 [2021-11-17 01:18:22,486 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-17 01:18:22,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-17 01:18:22,491 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-17 01:18:22,492 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-17 01:18:22,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-17 01:18:22,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:18:22" (1/1) ... [2021-11-17 01:18:22,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1649d0fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:22, skipping insertion in model container [2021-11-17 01:18:22,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.11 01:18:22" (1/1) ... [2021-11-17 01:18:22,502 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-17 01:18:22,555 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-17 01:18:22,814 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-11-17 01:18:22,815 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2021-11-17 01:18:22,853 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2021-11-17 01:18:22,949 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:18:22,964 INFO L203 MainTranslator]: Completed pre-run [2021-11-17 01:18:23,050 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2021-11-17 01:18:23,052 WARN L1244 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2021-11-17 01:18:23,063 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-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i[74571,74584] [2021-11-17 01:18:23,102 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-17 01:18:23,134 INFO L208 MainTranslator]: Completed translation [2021-11-17 01:18:23,135 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23 WrapperNode [2021-11-17 01:18:23,135 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-17 01:18:23,136 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-17 01:18:23,136 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-17 01:18:23,136 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-17 01:18:23,142 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,169 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,215 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 524 [2021-11-17 01:18:23,216 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-17 01:18:23,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-17 01:18:23,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-17 01:18:23,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-17 01:18:23,228 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,228 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,236 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,245 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,257 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,260 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-17 01:18:23,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-17 01:18:23,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-17 01:18:23,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-17 01:18:23,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (1/1) ... [2021-11-17 01:18:23,273 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-17 01:18:23,281 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-17 01:18:23,291 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-17 01:18:23,303 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-17 01:18:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-17 01:18:23,321 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2021-11-17 01:18:23,321 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2021-11-17 01:18:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-17 01:18:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-17 01:18:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:18:23,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:18:23,322 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-11-17 01:18:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-11-17 01:18:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-17 01:18:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:18:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-17 01:18:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-17 01:18:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2021-11-17 01:18:23,323 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2021-11-17 01:18:23,323 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2021-11-17 01:18:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2021-11-17 01:18:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-17 01:18:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-17 01:18:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2021-11-17 01:18:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2021-11-17 01:18:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-17 01:18:23,324 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-11-17 01:18:23,324 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-11-17 01:18:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-17 01:18:23,325 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-17 01:18:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-17 01:18:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-17 01:18:23,325 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2021-11-17 01:18:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2021-11-17 01:18:23,326 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-17 01:18:23,326 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-17 01:18:23,510 INFO L236 CfgBuilder]: Building ICFG [2021-11-17 01:18:23,512 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-17 01:18:23,597 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-11-17 01:18:23,844 INFO L277 CfgBuilder]: Performing block encoding [2021-11-17 01:18:23,849 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-17 01:18:23,849 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-17 01:18:23,851 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:18:23 BoogieIcfgContainer [2021-11-17 01:18:23,851 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-17 01:18:23,852 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-17 01:18:23,852 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-17 01:18:23,854 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-17 01:18:23,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.11 01:18:22" (1/3) ... [2021-11-17 01:18:23,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f50bbc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:18:23, skipping insertion in model container [2021-11-17 01:18:23,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.11 01:18:23" (2/3) ... [2021-11-17 01:18:23,856 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7f50bbc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.11 01:18:23, skipping insertion in model container [2021-11-17 01:18:23,856 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:18:23" (3/3) ... [2021-11-17 01:18:23,857 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--hid--hid-axff.ko-entry_point.cil.out.i [2021-11-17 01:18:23,860 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-17 01:18:23,860 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-17 01:18:23,892 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-17 01:18:23,898 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-17 01:18:23,899 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-17 01:18:23,920 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2021-11-17 01:18:23,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2021-11-17 01:18:23,926 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:18:23,926 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:18:23,927 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:18:23,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:18:23,931 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2021-11-17 01:18:23,936 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:18:23,937 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [936330079] [2021-11-17 01:18:23,937 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:18:23,938 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:18:24,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,105 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:18:24,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2021-11-17 01:18:24,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,144 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-17 01:18:24,145 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:18:24,146 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [936330079] [2021-11-17 01:18:24,146 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [936330079] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:18:24,147 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:18:24,147 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 01:18:24,148 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1645166167] [2021-11-17 01:18:24,149 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:18:24,152 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 01:18:24,153 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:18:24,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 01:18:24,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 01:18:24,198 INFO L87 Difference]: Start difference. First operand has 136 states, 107 states have (on average 1.3457943925233644) internal successors, (144), 112 states have internal predecessors, (144), 18 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-17 01:18:24,382 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:18:24,383 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2021-11-17 01:18:24,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-17 01:18:24,385 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 37 [2021-11-17 01:18:24,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:18:24,395 INFO L225 Difference]: With dead ends: 281 [2021-11-17 01:18:24,395 INFO L226 Difference]: Without dead ends: 129 [2021-11-17 01:18:24,399 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 01:18:24,405 INFO L933 BasicCegarLoop]: 154 mSDtfsCounter, 75 mSDsluCounter, 223 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 377 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 01:18:24,407 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [77 Valid, 377 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 01:18:24,419 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2021-11-17 01:18:24,451 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2021-11-17 01:18:24,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 125 states, 110 states have (on average 1.3181818181818181) internal successors, (145), 110 states have internal predecessors, (145), 8 states have call successors, (8), 7 states have call predecessors, (8), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2021-11-17 01:18:24,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2021-11-17 01:18:24,454 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2021-11-17 01:18:24,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:18:24,455 INFO L470 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2021-11-17 01:18:24,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 8.0) internal successors, (32), 3 states have internal predecessors, (32), 2 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-11-17 01:18:24,455 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2021-11-17 01:18:24,459 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-17 01:18:24,459 INFO L506 BasicCegarLoop]: Found error trace [2021-11-17 01:18:24,459 INFO L514 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-17 01:18:24,459 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-17 01:18:24,460 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-17 01:18:24,461 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-17 01:18:24,462 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2021-11-17 01:18:24,462 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-17 01:18:24,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [822806309] [2021-11-17 01:18:24,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-17 01:18:24,463 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-17 01:18:24,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-11-17 01:18:24,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,594 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-11-17 01:18:24,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,609 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2021-11-17 01:18:24,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-17 01:18:24,620 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-11-17 01:18:24,620 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-17 01:18:24,620 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [822806309] [2021-11-17 01:18:24,621 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [822806309] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-17 01:18:24,624 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-17 01:18:24,624 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-11-17 01:18:24,624 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1030597770] [2021-11-17 01:18:24,624 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-17 01:18:24,625 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-17 01:18:24,626 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-17 01:18:24,626 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-17 01:18:24,626 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-11-17 01:18:24,627 INFO L87 Difference]: Start difference. First operand 125 states and 160 transitions. Second operand has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-17 01:18:24,695 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-17 01:18:24,695 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2021-11-17 01:18:24,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-17 01:18:24,696 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 55 [2021-11-17 01:18:24,696 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-17 01:18:24,696 INFO L225 Difference]: With dead ends: 129 [2021-11-17 01:18:24,696 INFO L226 Difference]: Without dead ends: 0 [2021-11-17 01:18:24,697 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-11-17 01:18:24,698 INFO L933 BasicCegarLoop]: 120 mSDtfsCounter, 92 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 95 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-17 01:18:24,698 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [95 Valid, 205 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-17 01:18:24,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-17 01:18:24,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-17 01:18:24,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-17 01:18:24,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-17 01:18:24,699 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2021-11-17 01:18:24,700 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-17 01:18:24,700 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-17 01:18:24,700 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.0) internal successors, (44), 3 states have internal predecessors, (44), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2021-11-17 01:18:24,700 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-17 01:18:24,700 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-17 01:18:24,702 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-17 01:18:24,703 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-11-17 01:18:24,704 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-17 01:18:24,829 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2021-11-17 01:18:24,829 INFO L858 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2021-11-17 01:18:24,829 INFO L861 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2021-11-17 01:18:24,829 INFO L861 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2021-11-17 01:18:24,829 INFO L858 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2021-11-17 01:18:24,829 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2021-11-17 01:18:24,829 INFO L861 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2021-11-17 01:18:24,829 INFO L861 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2021-11-17 01:18:24,830 INFO L858 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2021-11-17 01:18:24,830 INFO L858 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2021-11-17 01:18:24,830 INFO L861 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2021-11-17 01:18:24,830 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2021-11-17 01:18:24,830 INFO L858 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2021-11-17 01:18:24,830 INFO L858 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2021-11-17 01:18:24,830 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2021-11-17 01:18:24,830 INFO L861 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2021-11-17 01:18:24,831 INFO L858 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2021-11-17 01:18:24,831 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2021-11-17 01:18:24,831 INFO L858 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2021-11-17 01:18:24,831 INFO L861 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2021-11-17 01:18:24,831 INFO L858 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2021-11-17 01:18:24,831 INFO L861 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L861 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2021-11-17 01:18:24,832 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L858 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2021-11-17 01:18:24,832 INFO L854 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 2519 2535) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L861 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L861 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2021-11-17 01:18:24,833 INFO L861 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L854 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2021-11-17 01:18:24,833 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L854 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L861 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L854 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2021-11-17 01:18:24,834 INFO L858 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L861 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L861 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L854 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L858 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2021-11-17 01:18:24,835 INFO L861 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2021-11-17 01:18:24,835 INFO L854 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,836 INFO L854 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2021-11-17 01:18:24,836 INFO L854 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,836 INFO L858 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2021-11-17 01:18:24,836 INFO L858 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2021-11-17 01:18:24,836 INFO L854 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,836 INFO L861 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2021-11-17 01:18:24,836 INFO L858 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2021-11-17 01:18:24,836 INFO L854 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,836 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,836 INFO L854 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,836 INFO L858 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L858 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L861 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L858 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2021-11-17 01:18:24,837 INFO L854 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,837 INFO L858 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2021-11-17 01:18:24,837 INFO L858 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L854 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,838 INFO L854 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L854 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L854 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L858 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2021-11-17 01:18:24,838 INFO L854 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L854 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L854 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L861 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2021-11-17 01:18:24,839 INFO L858 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L861 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L854 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L861 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L861 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2021-11-17 01:18:24,840 INFO L858 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2021-11-17 01:18:24,840 INFO L854 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,841 INFO L854 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L854 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L854 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,841 INFO L854 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L858 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2021-11-17 01:18:24,841 INFO L861 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2021-11-17 01:18:24,842 INFO L861 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2021-11-17 01:18:24,842 INFO L858 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2021-11-17 01:18:24,842 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,842 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2021-11-17 01:18:24,842 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2021-11-17 01:18:24,844 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-17 01:18:24,845 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-17 01:18:24,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.11 01:18:24 BoogieIcfgContainer [2021-11-17 01:18:24,856 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-17 01:18:24,856 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-17 01:18:24,856 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-17 01:18:24,857 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-17 01:18:24,857 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.11 01:18:23" (3/4) ... [2021-11-17 01:18:24,859 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-17 01:18:24,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2021-11-17 01:18:24,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2021-11-17 01:18:24,868 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-17 01:18:24,869 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2021-11-17 01:18:24,870 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2021-11-17 01:18:24,879 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-17 01:18:24,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2021-11-17 01:18:24,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-11-17 01:18:24,883 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-17 01:18:24,884 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-17 01:18:24,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-17 01:18:24,968 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-11-17 01:18:24,968 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-17 01:18:24,969 INFO L158 Benchmark]: Toolchain (without parser) took 2482.33ms. Allocated memory was 100.7MB in the beginning and 159.4MB in the end (delta: 58.7MB). Free memory was 59.1MB in the beginning and 82.4MB in the end (delta: -23.3MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,969 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-17 01:18:24,969 INFO L158 Benchmark]: CACSL2BoogieTranslator took 644.28ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 58.9MB in the beginning and 82.0MB in the end (delta: -23.1MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,970 INFO L158 Benchmark]: Boogie Procedure Inliner took 79.52ms. Allocated memory is still 121.6MB. Free memory was 82.0MB in the beginning and 76.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,970 INFO L158 Benchmark]: Boogie Preprocessor took 50.35ms. Allocated memory is still 121.6MB. Free memory was 76.8MB in the beginning and 73.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,970 INFO L158 Benchmark]: RCFGBuilder took 583.86ms. Allocated memory is still 121.6MB. Free memory was 73.6MB in the beginning and 72.6MB in the end (delta: 1.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,970 INFO L158 Benchmark]: TraceAbstraction took 1004.17ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 71.7MB in the beginning and 104.4MB in the end (delta: -32.8MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,971 INFO L158 Benchmark]: Witness Printer took 112.08ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 82.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-17 01:18:24,972 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 100.7MB. Free memory is still 79.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 644.28ms. Allocated memory was 100.7MB in the beginning and 121.6MB in the end (delta: 21.0MB). Free memory was 58.9MB in the beginning and 82.0MB in the end (delta: -23.1MB). Peak memory consumption was 22.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 79.52ms. Allocated memory is still 121.6MB. Free memory was 82.0MB in the beginning and 76.8MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.35ms. Allocated memory is still 121.6MB. Free memory was 76.8MB in the beginning and 73.6MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 583.86ms. Allocated memory is still 121.6MB. Free memory was 73.6MB in the beginning and 72.6MB in the end (delta: 1.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1004.17ms. Allocated memory was 121.6MB in the beginning and 159.4MB in the end (delta: 37.7MB). Free memory was 71.7MB in the beginning and 104.4MB in the end (delta: -32.8MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * Witness Printer took 112.08ms. Allocated memory is still 159.4MB. Free memory was 104.4MB in the beginning and 82.4MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. 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: 2556]: 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, 137 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.0s, OverallIterations: 2, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 582 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 308 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 68 IncrementalHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 274 mSDtfsCounter, 68 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 19 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=136occurred in iteration=0, InterpolantAutomatonStates: 9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 97 PreInvPairs, 145 NumberOfFragments, 135 HoareAnnotationTreeSize, 97 FomulaSimplifications, 24 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 57 FomulaSimplificationsInter, 255 FormulaSimplificationTreeSizeReductionInter, 0.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 90 ConstructedInterpolants, 0 QuantifiedInterpolants, 205 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 6/6 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: 2877]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2612]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2905]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2484]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3106]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3115]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2474]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2912]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3102]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2559]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2807]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3076]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2999]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3092]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2896]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3073]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2620]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2885]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3008]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3099]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2647]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 3112]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2746]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2566]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2731]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2021-11-17 01:18:25,004 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