./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 35987657 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 0.2.2-?-3598765 [2022-07-21 11:19:18,387 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:19:18,389 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:19:18,411 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:19:18,412 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:19:18,412 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:19:18,413 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:19:18,415 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:19:18,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:19:18,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:19:18,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:19:18,423 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:19:18,424 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:19:18,426 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:19:18,428 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:19:18,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:19:18,431 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:19:18,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:19:18,436 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:19:18,439 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:19:18,440 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:19:18,443 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:19:18,443 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:19:18,444 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:19:18,445 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:19:18,455 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:19:18,458 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:19:18,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:19:18,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:19:18,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:19:18,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:19:18,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:19:18,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:19:18,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:19:18,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:19:18,464 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:19:18,464 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:19:18,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:19:18,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:19:18,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:19:18,465 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:19:18,480 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:19:18,480 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:19:18,511 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:19:18,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:19:18,512 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:19:18,512 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:19:18,513 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:19:18,513 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:19:18,514 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:19:18,514 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:19:18,514 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:19:18,515 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:19:18,515 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:19:18,515 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:19:18,515 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:19:18,516 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:19:18,516 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:19:18,516 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:19:18,516 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:19:18,516 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:19:18,516 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:19:18,517 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:19:18,517 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:19:18,518 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:19:18,518 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:19:18,518 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:19:18,518 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:19:18,518 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23b299466df567728bd01cdd7606fd8853010375cabd6f3e05e43d9cfc96a45f [2022-07-21 11:19:18,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:19:18,849 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:19:18,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:19:18,852 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:19:18,853 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:19:18,854 INFO L432 ainManager$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 [2022-07-21 11:19:18,904 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e334eb1/72f5c64176df47ed8a9696e23ad403bf/FLAG0f975d2dc [2022-07-21 11:19:19,383 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:19:19,383 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 [2022-07-21 11:19:19,408 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e334eb1/72f5c64176df47ed8a9696e23ad403bf/FLAG0f975d2dc [2022-07-21 11:19:19,421 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/39e334eb1/72f5c64176df47ed8a9696e23ad403bf [2022-07-21 11:19:19,423 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:19:19,424 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:19:19,425 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:19:19,426 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:19:19,428 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:19:19,428 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:19:19" (1/1) ... [2022-07-21 11:19:19,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4cb9efe9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:19, skipping insertion in model container [2022-07-21 11:19:19,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:19:19" (1/1) ... [2022-07-21 11:19:19,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:19:19,492 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:19:19,801 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-07-21 11:19:19,801 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-07-21 11:19:19,853 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] [2022-07-21 11:19:19,974 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:19:19,986 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:19:20,033 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [2395] [2022-07-21 11:19:20,034 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [2396-2397] [2022-07-21 11:19:20,039 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] [2022-07-21 11:19:20,077 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:19:20,098 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:19:20,099 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20 WrapperNode [2022-07-21 11:19:20,099 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:19:20,100 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:19:20,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:19:20,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:19:20,105 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,135 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,187 INFO L137 Inliner]: procedures = 76, calls = 196, calls flagged for inlining = 30, calls inlined = 26, statements flattened = 526 [2022-07-21 11:19:20,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:19:20,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:19:20,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:19:20,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:19:20,199 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,200 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,215 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,216 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,239 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,254 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,258 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:19:20,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:19:20,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:19:20,266 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:19:20,267 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (1/1) ... [2022-07-21 11:19:20,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:19:20,282 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:19:20,296 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) [2022-07-21 11:19:20,328 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 [2022-07-21 11:19:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:19:20,342 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_request [2022-07-21 11:19:20,342 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_request [2022-07-21 11:19:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 11:19:20,343 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:19:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 11:19:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 11:19:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:19:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:19:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 11:19:20,344 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 11:19:20,344 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 11:19:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:19:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_stop [2022-07-21 11:19:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_stop [2022-07-21 11:19:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ax_remove [2022-07-21 11:19:20,345 INFO L138 BoogieDeclarations]: Found implementation of procedure ax_remove [2022-07-21 11:19:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:19:20,345 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:19:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure hid_hw_close [2022-07-21 11:19:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure hid_hw_close [2022-07-21 11:19:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 11:19:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:19:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:19:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:19:20,346 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:19:20,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 11:19:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:19:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 11:19:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 11:19:20,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:19:20,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:19:20,517 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:19:20,518 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:19:20,614 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:19:20,977 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:19:20,983 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:19:20,983 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 11:19:20,985 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:20 BoogieIcfgContainer [2022-07-21 11:19:20,985 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:19:20,986 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:19:20,986 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:19:20,988 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:19:20,988 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:19:19" (1/3) ... [2022-07-21 11:19:20,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d59bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:19:20, skipping insertion in model container [2022-07-21 11:19:20,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:20" (2/3) ... [2022-07-21 11:19:20,989 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@10d59bba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:19:20, skipping insertion in model container [2022-07-21 11:19:20,989 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:20" (3/3) ... [2022-07-21 11:19:20,990 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 [2022-07-21 11:19:21,000 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:19:21,000 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:19:21,047 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:19:21,051 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@30d41fe0, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@774f2cbd [2022-07-21 11:19:21,051 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:19:21,058 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) [2022-07-21 11:19:21,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-21 11:19:21,066 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:21,067 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:19:21,067 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:21,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:21,072 INFO L85 PathProgramCache]: Analyzing trace with hash 945939342, now seen corresponding path program 1 times [2022-07-21 11:19:21,077 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:21,078 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1229281321] [2022-07-21 11:19:21,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:21,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:21,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,357 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:21,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,371 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:19:21,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,379 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-21 11:19:21,388 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:21,388 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1229281321] [2022-07-21 11:19:21,388 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1229281321] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:21,389 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:19:21,389 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 11:19:21,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1584858758] [2022-07-21 11:19:21,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:21,393 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 11:19:21,393 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:21,410 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 11:19:21,410 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 11:19:21,412 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) [2022-07-21 11:19:21,596 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:21,596 INFO L93 Difference]: Finished difference Result 281 states and 371 transitions. [2022-07-21 11:19:21,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 11:19:21,599 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 [2022-07-21 11:19:21,599 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:21,606 INFO L225 Difference]: With dead ends: 281 [2022-07-21 11:19:21,607 INFO L226 Difference]: Without dead ends: 129 [2022-07-21 11:19:21,610 INFO L412 NwaCegarLoop]: 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 [2022-07-21 11:19:21,612 INFO L413 NwaCegarLoop]: 154 mSDtfsCounter, 75 mSDsluCounter, 215 mSDsCounter, 0 mSdLazyCounter, 55 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 77 SdHoareTripleChecker+Valid, 369 SdHoareTripleChecker+Invalid, 77 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 55 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-21 11:19:21,613 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [77 Valid, 369 Invalid, 77 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 55 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 11:19:21,625 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 129 states. [2022-07-21 11:19:21,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 129 to 125. [2022-07-21 11:19:21,643 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) [2022-07-21 11:19:21,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 160 transitions. [2022-07-21 11:19:21,645 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 160 transitions. Word has length 37 [2022-07-21 11:19:21,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:21,646 INFO L495 AbstractCegarLoop]: Abstraction has 125 states and 160 transitions. [2022-07-21 11:19:21,646 INFO L496 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) [2022-07-21 11:19:21,646 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 160 transitions. [2022-07-21 11:19:21,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-07-21 11:19:21,650 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:21,650 INFO L195 NwaCegarLoop]: 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] [2022-07-21 11:19:21,650 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 11:19:21,651 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:21,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:21,651 INFO L85 PathProgramCache]: Analyzing trace with hash 808416082, now seen corresponding path program 1 times [2022-07-21 11:19:21,651 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:21,652 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [645192441] [2022-07-21 11:19:21,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:21,652 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:21,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:21,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,774 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-21 11:19:21,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,784 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2022-07-21 11:19:21,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:21,795 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-07-21 11:19:21,795 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:21,795 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [645192441] [2022-07-21 11:19:21,795 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [645192441] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:21,796 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:19:21,796 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-07-21 11:19:21,796 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [934609656] [2022-07-21 11:19:21,796 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:21,797 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-07-21 11:19:21,797 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:21,798 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-07-21 11:19:21,798 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-07-21 11:19:21,798 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) [2022-07-21 11:19:21,881 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:21,881 INFO L93 Difference]: Finished difference Result 129 states and 164 transitions. [2022-07-21 11:19:21,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 11:19:21,882 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 [2022-07-21 11:19:21,883 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:21,883 INFO L225 Difference]: With dead ends: 129 [2022-07-21 11:19:21,883 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 11:19:21,886 INFO L412 NwaCegarLoop]: 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 [2022-07-21 11:19:21,889 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 92 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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 [2022-07-21 11:19:21,890 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [95 Valid, 205 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-21 11:19:21,891 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 11:19:21,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 11:19:21,892 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) [2022-07-21 11:19:21,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 11:19:21,892 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 55 [2022-07-21 11:19:21,892 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:21,893 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 11:19:21,893 INFO L496 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) [2022-07-21 11:19:21,893 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 11:19:21,893 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 11:19:21,896 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 11:19:21,896 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 11:19:21,897 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 11:19:22,040 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestEXIT(lines 2662 2675) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L899 garLoopResultBuilder]: For program point L2666(lines 2666 2671) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point L3077(lines 3076 3078) the Hoare annotation is: true [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point hid_hw_requestENTRY(lines 2662 2675) the Hoare annotation is: true [2022-07-21 11:19:22,041 INFO L899 garLoopResultBuilder]: For program point hid_hw_requestFINAL(lines 2662 2675) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopFINAL(lines 2639 2646) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point L3096(lines 3095 3097) the Hoare annotation is: true [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point hid_hw_stopENTRY(lines 2639 2646) the Hoare annotation is: true [2022-07-21 11:19:22,041 INFO L899 garLoopResultBuilder]: For program point hid_hw_stopEXIT(lines 2639 2646) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L899 garLoopResultBuilder]: For program point L2643-1(line 2643) no Hoare annotation was computed. [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point L2643(line 2643) the Hoare annotation is: true [2022-07-21 11:19:22,041 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 2499 2501) the Hoare annotation is: true [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point L2500(line 2500) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point L2500-2(lines 2499 2501) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 2499 2501) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L902 garLoopResultBuilder]: At program point hid_hw_closeENTRY(lines 2655 2661) the Hoare annotation is: true [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point L2658-1(line 2658) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeEXIT(lines 2655 2661) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point hid_hw_closeFINAL(lines 2655 2661) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L902 garLoopResultBuilder]: At program point L2658(line 2658) the Hoare annotation is: true [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 2552 2558) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 2552 2558) the Hoare annotation is: true [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2556) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 2552 2558) no Hoare annotation was computed. [2022-07-21 11:19:22,042 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L902 garLoopResultBuilder]: At program point L-1(line -1) the Hoare annotation is: true [2022-07-21 11:19:22,043 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point L2526(lines 2526 2533) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 2519 2535) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L895 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|))) [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 2519 2535) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point L2531-1(line 2531) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L902 garLoopResultBuilder]: At program point L2531(line 2531) the Hoare annotation is: true [2022-07-21 11:19:22,043 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 2559 2565) no Hoare annotation was computed. [2022-07-21 11:19:22,043 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 2559 2565) the Hoare annotation is: true [2022-07-21 11:19:22,044 INFO L902 garLoopResultBuilder]: At program point L2975(lines 2912 2996) the Hoare annotation is: true [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L2843(lines 2843 2848) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L895 garLoopResultBuilder]: At program point L2777(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L2926(line 2926) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L2794(lines 2794 2797) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L2927(lines 2927 2935) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L895 garLoopResultBuilder]: At program point L2795(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L2845-1(line 2845) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L902 garLoopResultBuilder]: At program point L2845(line 2845) the Hoare annotation is: true [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L3126(lines 3126 3128) no Hoare annotation was computed. [2022-07-21 11:19:22,044 INFO L895 garLoopResultBuilder]: At program point L3093(lines 3092 3094) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,044 INFO L899 garLoopResultBuilder]: For program point L3011(lines 3011 3014) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2945(line 2945) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2780(line 2780) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2780-2(lines 2780 2785) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L902 garLoopResultBuilder]: At program point L2995(lines 2905 2997) the Hoare annotation is: true [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2929(lines 2929 2933) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2632(lines 2632 2635) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2632-2(lines 2632 2635) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L902 garLoopResultBuilder]: At program point L2946(line 2946) the Hoare annotation is: true [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2913-1(line 2913) no Hoare annotation was computed. [2022-07-21 11:19:22,045 INFO L895 garLoopResultBuilder]: At program point L2913(line 2913) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:22,045 INFO L899 garLoopResultBuilder]: For program point L2831(lines 2831 2835) no Hoare annotation was computed. [2022-07-21 11:19:22,046 INFO L899 garLoopResultBuilder]: For program point L2633-1(line 2633) no Hoare annotation was computed. [2022-07-21 11:19:22,046 INFO L902 garLoopResultBuilder]: At program point L2633(line 2633) the Hoare annotation is: true [2022-07-21 11:19:22,046 INFO L895 garLoopResultBuilder]: At program point L3013-1(lines 3008 3017) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,046 INFO L895 garLoopResultBuilder]: At program point L3013(line 3013) the Hoare annotation is: false [2022-07-21 11:19:22,046 INFO L895 garLoopResultBuilder]: At program point L2617(lines 2612 2619) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,046 INFO L899 garLoopResultBuilder]: For program point L2964(line 2964) no Hoare annotation was computed. [2022-07-21 11:19:22,046 INFO L899 garLoopResultBuilder]: For program point L2799-1(line 2799) no Hoare annotation was computed. [2022-07-21 11:19:22,046 INFO L895 garLoopResultBuilder]: At program point L2799(line 2799) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,046 INFO L902 garLoopResultBuilder]: At program point L3113(lines 3112 3114) the Hoare annotation is: true [2022-07-21 11:19:22,046 INFO L899 garLoopResultBuilder]: For program point L2981(line 2981) no Hoare annotation was computed. [2022-07-21 11:19:22,046 INFO L895 garLoopResultBuilder]: At program point L2882(lines 2877 2884) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,047 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,047 INFO L895 garLoopResultBuilder]: At program point L2849(lines 2807 2851) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,047 INFO L899 garLoopResultBuilder]: For program point L2651-1(line 2651) no Hoare annotation was computed. [2022-07-21 11:19:22,047 INFO L895 garLoopResultBuilder]: At program point L2651(line 2651) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,048 INFO L899 garLoopResultBuilder]: For program point L2965(lines 2965 2979) no Hoare annotation was computed. [2022-07-21 11:19:22,048 INFO L895 garLoopResultBuilder]: At program point L2569(lines 2566 2571) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,048 INFO L902 garLoopResultBuilder]: At program point L2982(line 2982) the Hoare annotation is: true [2022-07-21 11:19:22,048 INFO L895 garLoopResultBuilder]: At program point L2652(lines 2647 2654) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,049 INFO L895 garLoopResultBuilder]: At program point L2487(lines 2484 2489) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,049 INFO L895 garLoopResultBuilder]: At program point L2900(line 2900) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,049 INFO L899 garLoopResultBuilder]: For program point L2900-1(line 2900) no Hoare annotation was computed. [2022-07-21 11:19:22,049 INFO L895 garLoopResultBuilder]: At program point L2636(lines 2620 2638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,049 INFO L899 garLoopResultBuilder]: For program point L2967(lines 2967 2972) no Hoare annotation was computed. [2022-07-21 11:19:22,050 INFO L899 garLoopResultBuilder]: For program point L2967-2(lines 2965 2978) no Hoare annotation was computed. [2022-07-21 11:19:22,050 INFO L895 garLoopResultBuilder]: At program point L2769(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,050 INFO L895 garLoopResultBuilder]: At program point L3116(lines 3115 3117) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:22,050 INFO L899 garLoopResultBuilder]: For program point L2753(lines 2753 2757) no Hoare annotation was computed. [2022-07-21 11:19:22,050 INFO L895 garLoopResultBuilder]: At program point L3100(lines 3099 3101) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,050 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,051 INFO L895 garLoopResultBuilder]: At program point L2902(lines 2896 2904) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,051 INFO L899 garLoopResultBuilder]: For program point L2770(lines 2770 2773) no Hoare annotation was computed. [2022-07-21 11:19:22,051 INFO L899 garLoopResultBuilder]: For program point L2952(line 2952) no Hoare annotation was computed. [2022-07-21 11:19:22,051 INFO L899 garLoopResultBuilder]: For program point L2820(lines 2820 2823) no Hoare annotation was computed. [2022-07-21 11:19:22,051 INFO L899 garLoopResultBuilder]: For program point L2820-2(lines 2820 2823) no Hoare annotation was computed. [2022-07-21 11:19:22,052 INFO L895 garLoopResultBuilder]: At program point L2804(lines 2731 2806) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,052 INFO L899 garLoopResultBuilder]: For program point L2837(lines 2837 2841) no Hoare annotation was computed. [2022-07-21 11:19:22,052 INFO L895 garLoopResultBuilder]: At program point L2771(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,052 INFO L899 garLoopResultBuilder]: For program point L2837-2(lines 2837 2841) no Hoare annotation was computed. [2022-07-21 11:19:22,052 INFO L899 garLoopResultBuilder]: For program point L2953(lines 2953 2986) no Hoare annotation was computed. [2022-07-21 11:19:22,052 INFO L899 garLoopResultBuilder]: For program point L2788(lines 2788 2791) no Hoare annotation was computed. [2022-07-21 11:19:22,053 INFO L895 garLoopResultBuilder]: At program point L3003(lines 2999 3005) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,053 INFO L899 garLoopResultBuilder]: For program point L2937(line 2937) no Hoare annotation was computed. [2022-07-21 11:19:22,053 INFO L899 garLoopResultBuilder]: For program point L2921(lines 2921 2990) no Hoare annotation was computed. [2022-07-21 11:19:22,053 INFO L902 garLoopResultBuilder]: At program point L3103(lines 3102 3104) the Hoare annotation is: true [2022-07-21 11:19:22,053 INFO L899 garLoopResultBuilder]: For program point L2938(lines 2938 2943) no Hoare annotation was computed. [2022-07-21 11:19:22,053 INFO L899 garLoopResultBuilder]: For program point L2988(line 2988) no Hoare annotation was computed. [2022-07-21 11:19:22,054 INFO L899 garLoopResultBuilder]: For program point L2922(line 2922) no Hoare annotation was computed. [2022-07-21 11:19:22,054 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2983) no Hoare annotation was computed. [2022-07-21 11:19:22,054 INFO L902 garLoopResultBuilder]: At program point L2889(lines 2885 2891) the Hoare annotation is: true [2022-07-21 11:19:22,054 INFO L899 garLoopResultBuilder]: For program point L2625-1(line 2625) no Hoare annotation was computed. [2022-07-21 11:19:22,054 INFO L895 garLoopResultBuilder]: At program point L2625(line 2625) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,054 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,055 INFO L899 garLoopResultBuilder]: For program point L2939-1(line 2939) no Hoare annotation was computed. [2022-07-21 11:19:22,055 INFO L902 garLoopResultBuilder]: At program point L2939(line 2939) the Hoare annotation is: true [2022-07-21 11:19:22,055 INFO L899 garLoopResultBuilder]: For program point L2956(line 2956) no Hoare annotation was computed. [2022-07-21 11:19:22,055 INFO L902 garLoopResultBuilder]: At program point L2989(line 2989) the Hoare annotation is: true [2022-07-21 11:19:22,055 INFO L899 garLoopResultBuilder]: For program point L2923(lines 2923 2950) no Hoare annotation was computed. [2022-07-21 11:19:22,056 INFO L895 garLoopResultBuilder]: At program point L2775(lines 2746 2805) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,056 INFO L895 garLoopResultBuilder]: At program point L2478(lines 2474 2480) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,056 INFO L899 garLoopResultBuilder]: For program point L2957(lines 2957 2962) no Hoare annotation was computed. [2022-07-21 11:19:22,056 INFO L899 garLoopResultBuilder]: For program point L2825(lines 2825 2829) no Hoare annotation was computed. [2022-07-21 11:19:22,056 INFO L899 garLoopResultBuilder]: For program point L2627(lines 2627 2630) no Hoare annotation was computed. [2022-07-21 11:19:22,056 INFO L899 garLoopResultBuilder]: For program point L2776(lines 2776 2779) no Hoare annotation was computed. [2022-07-21 11:19:22,057 INFO L895 garLoopResultBuilder]: At program point L2991(lines 2912 2996) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,057 INFO L899 garLoopResultBuilder]: For program point L2925(lines 2925 2947) no Hoare annotation was computed. [2022-07-21 11:19:22,057 INFO L895 garLoopResultBuilder]: At program point L3074(lines 3073 3075) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,057 INFO L895 garLoopResultBuilder]: At program point L3107(lines 3106 3108) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:22,057 INFO L899 garLoopResultBuilder]: For program point ax_removeFINAL(lines 2852 2859) no Hoare annotation was computed. [2022-07-21 11:19:22,057 INFO L899 garLoopResultBuilder]: For program point L2855-1(line 2855) no Hoare annotation was computed. [2022-07-21 11:19:22,058 INFO L902 garLoopResultBuilder]: At program point ax_removeENTRY(lines 2852 2859) the Hoare annotation is: true [2022-07-21 11:19:22,058 INFO L902 garLoopResultBuilder]: At program point L2855(line 2855) the Hoare annotation is: true [2022-07-21 11:19:22,058 INFO L899 garLoopResultBuilder]: For program point ax_removeEXIT(lines 2852 2859) no Hoare annotation was computed. [2022-07-21 11:19:22,058 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,058 INFO L902 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~intENTRY(line -1) the Hoare annotation is: true [2022-07-21 11:19:22,058 INFO L899 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~intFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:19:22,062 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1] [2022-07-21 11:19:22,064 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 11:19:22,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:19:22 BoogieIcfgContainer [2022-07-21 11:19:22,077 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 11:19:22,078 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 11:19:22,078 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 11:19:22,078 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 11:19:22,079 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:20" (3/4) ... [2022-07-21 11:19:22,081 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 11:19:22,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 11:19:22,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_request [2022-07-21 11:19:22,086 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_stop [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ax_remove [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hid_hw_close [2022-07-21 11:19:22,087 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~int [2022-07-21 11:19:22,097 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2022-07-21 11:19:22,098 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2022-07-21 11:19:22,099 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 11:19:22,100 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 11:19:22,101 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:19:22,102 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:19:22,224 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 11:19:22,225 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 11:19:22,226 INFO L158 Benchmark]: Toolchain (without parser) took 2802.00ms. Allocated memory was 62.9MB in the beginning and 125.8MB in the end (delta: 62.9MB). Free memory was 39.1MB in the beginning and 66.5MB in the end (delta: -27.4MB). Peak memory consumption was 33.3MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,226 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 62.9MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:19:22,228 INFO L158 Benchmark]: CACSL2BoogieTranslator took 674.10ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 38.9MB in the beginning and 44.1MB in the end (delta: -5.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 87.30ms. Allocated memory is still 90.2MB. Free memory was 44.1MB in the beginning and 61.4MB in the end (delta: -17.4MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,229 INFO L158 Benchmark]: Boogie Preprocessor took 77.29ms. Allocated memory is still 90.2MB. Free memory was 61.4MB in the beginning and 57.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,229 INFO L158 Benchmark]: RCFGBuilder took 719.05ms. Allocated memory is still 90.2MB. Free memory was 57.6MB in the beginning and 43.7MB in the end (delta: 14.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,230 INFO L158 Benchmark]: TraceAbstraction took 1091.38ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 43.3MB in the beginning and 76.4MB in the end (delta: -33.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,230 INFO L158 Benchmark]: Witness Printer took 147.70ms. Allocated memory is still 125.8MB. Free memory was 76.4MB in the beginning and 66.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 11:19:22,231 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 62.9MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 50.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 674.10ms. Allocated memory was 62.9MB in the beginning and 90.2MB in the end (delta: 27.3MB). Free memory was 38.9MB in the beginning and 44.1MB in the end (delta: -5.1MB). Peak memory consumption was 24.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 87.30ms. Allocated memory is still 90.2MB. Free memory was 44.1MB in the beginning and 61.4MB in the end (delta: -17.4MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.29ms. Allocated memory is still 90.2MB. Free memory was 61.4MB in the beginning and 57.6MB in the end (delta: 3.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 719.05ms. Allocated memory is still 90.2MB. Free memory was 57.6MB in the beginning and 43.7MB in the end (delta: 14.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1091.38ms. Allocated memory was 90.2MB in the beginning and 125.8MB in the end (delta: 35.7MB). Free memory was 43.3MB in the beginning and 76.4MB in the end (delta: -33.1MB). Peak memory consumption was 2.7MB. Max. memory is 16.1GB. * Witness Printer took 147.70ms. Allocated memory is still 125.8MB. Free memory was 76.4MB in the beginning and 66.5MB in the end (delta: 9.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 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, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 172 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 167 mSDsluCounter, 574 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 300 mSDsCounter, 27 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 76 IncrementalHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 27 mSolverCounterUnsat, 274 mSDtfsCounter, 76 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, 59 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! [2022-07-21 11:19:22,265 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