./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--input--gameport--ns558.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--input--gameport--ns558.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 fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 11:19:27,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 11:19:27,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 11:19:27,193 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 11:19:27,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 11:19:27,196 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 11:19:27,202 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 11:19:27,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 11:19:27,206 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 11:19:27,210 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 11:19:27,211 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 11:19:27,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 11:19:27,213 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 11:19:27,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 11:19:27,217 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 11:19:27,218 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 11:19:27,231 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 11:19:27,233 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 11:19:27,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 11:19:27,242 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 11:19:27,243 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 11:19:27,244 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 11:19:27,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 11:19:27,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 11:19:27,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 11:19:27,249 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 11:19:27,249 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 11:19:27,249 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 11:19:27,250 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 11:19:27,250 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 11:19:27,251 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 11:19:27,251 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 11:19:27,252 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 11:19:27,253 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 11:19:27,254 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 11:19:27,254 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 11:19:27,255 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 11:19:27,255 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 11:19:27,255 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 11:19:27,255 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 11:19:27,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 11:19:27,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 11:19:27,257 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 11:19:27,287 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 11:19:27,288 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 11:19:27,288 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 11:19:27,288 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 11:19:27,289 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 11:19:27,289 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 11:19:27,290 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 11:19:27,290 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 11:19:27,290 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 11:19:27,291 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 11:19:27,291 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 11:19:27,291 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 11:19:27,292 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 11:19:27,292 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 11:19:27,293 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 11:19:27,293 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 11:19:27,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:19:27,293 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 11:19:27,293 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 11:19:27,293 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 11:19:27,294 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 11:19:27,294 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 11:19:27,294 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 11:19:27,294 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 11:19:27,294 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 11:19:27,294 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2022-07-21 11:19:27,517 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 11:19:27,532 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 11:19:27,533 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 11:19:27,534 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 11:19:27,535 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 11:19:27,536 INFO L432 ainManager$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--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-21 11:19:27,581 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ac81224/6a3a481d303f4d4197ad7bbd824ae8db/FLAGbaa061966 [2022-07-21 11:19:28,042 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 11:19:28,042 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--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-21 11:19:28,059 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ac81224/6a3a481d303f4d4197ad7bbd824ae8db/FLAGbaa061966 [2022-07-21 11:19:28,329 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/89ac81224/6a3a481d303f4d4197ad7bbd824ae8db [2022-07-21 11:19:28,331 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 11:19:28,332 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 11:19:28,333 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 11:19:28,333 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 11:19:28,335 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 11:19:28,335 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,337 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@557746e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28, skipping insertion in model container [2022-07-21 11:19:28,337 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 11:19:28,384 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 11:19:28,605 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-21 11:19:28,605 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-07-21 11:19:28,636 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--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2022-07-21 11:19:28,700 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:19:28,718 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 11:19:28,748 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-21 11:19:28,748 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [1335-1336] [2022-07-21 11:19:28,755 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--input--gameport--ns558.ko-entry_point.cil.out.i[42973,42986] [2022-07-21 11:19:28,816 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 11:19:28,873 INFO L208 MainTranslator]: Completed translation [2022-07-21 11:19:28,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28 WrapperNode [2022-07-21 11:19:28,875 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 11:19:28,876 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 11:19:28,876 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 11:19:28,876 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 11:19:28,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,916 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,968 INFO L137 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 855 [2022-07-21 11:19:28,969 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 11:19:28,970 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 11:19:28,970 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 11:19:28,970 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 11:19:28,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:28,992 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:29,023 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:29,026 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:29,030 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:29,035 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 11:19:29,036 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 11:19:29,036 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 11:19:29,036 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 11:19:29,037 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (1/1) ... [2022-07-21 11:19:29,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 11:19:29,050 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:19:29,065 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 11:19:29,080 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 11:19:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-21 11:19:29,093 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-21 11:19:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 11:19:29,093 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-07-21 11:19:29,094 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-07-21 11:19:29,095 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 11:19:29,095 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-21 11:19:29,095 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-21 11:19:29,095 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-07-21 11:19:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-07-21 11:19:29,096 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2022-07-21 11:19:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2022-07-21 11:19:29,096 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 11:19:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 11:19:29,096 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 11:19:29,096 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2022-07-21 11:19:29,096 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2022-07-21 11:19:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 11:19:29,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 11:19:29,097 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-21 11:19:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-21 11:19:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 11:19:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 11:19:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 11:19:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2022-07-21 11:19:29,098 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2022-07-21 11:19:29,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 11:19:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 11:19:29,099 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-21 11:19:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-21 11:19:29,099 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-21 11:19:29,099 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-21 11:19:29,099 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-21 11:19:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-21 11:19:29,100 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 11:19:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 11:19:29,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 11:19:29,100 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-21 11:19:29,100 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-21 11:19:29,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 11:19:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-21 11:19:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-21 11:19:29,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 11:19:29,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 11:19:29,305 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 11:19:29,306 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 11:19:29,392 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 11:19:29,793 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 11:19:29,804 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 11:19:29,805 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-21 11:19:29,807 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:29 BoogieIcfgContainer [2022-07-21 11:19:29,808 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 11:19:29,809 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 11:19:29,809 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 11:19:29,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 11:19:29,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:19:28" (1/3) ... [2022-07-21 11:19:29,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57813d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:19:29, skipping insertion in model container [2022-07-21 11:19:29,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:19:28" (2/3) ... [2022-07-21 11:19:29,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@57813d6d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:19:29, skipping insertion in model container [2022-07-21 11:19:29,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:29" (3/3) ... [2022-07-21 11:19:29,814 INFO L111 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--input--gameport--ns558.ko-entry_point.cil.out.i [2022-07-21 11:19:29,823 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 11:19:29,824 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 11:19:29,872 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 11:19:29,888 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@d5d292d, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@291b5360 [2022-07-21 11:19:29,888 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 11:19:29,893 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 170 states have (on average 1.3176470588235294) internal successors, (224), 176 states have internal predecessors, (224), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) [2022-07-21 11:19:29,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-07-21 11:19:29,902 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:29,903 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:19:29,904 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:29,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:29,909 INFO L85 PathProgramCache]: Analyzing trace with hash 259819113, now seen corresponding path program 1 times [2022-07-21 11:19:29,915 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:29,915 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [741580192] [2022-07-21 11:19:29,915 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:29,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,294 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:30,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,309 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:19:30,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,329 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 11:19:30,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:30,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,336 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-21 11:19:30,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,338 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-21 11:19:30,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-21 11:19:30,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-21 11:19:30,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,358 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-21 11:19:30,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-07-21 11:19:30,364 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:30,364 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [741580192] [2022-07-21 11:19:30,364 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [741580192] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:30,364 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:19:30,364 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 11:19:30,365 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2105094319] [2022-07-21 11:19:30,366 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:30,370 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 11:19:30,370 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:30,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 11:19:30,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 11:19:30,397 INFO L87 Difference]: Start difference. First operand has 248 states, 170 states have (on average 1.3176470588235294) internal successors, (224), 176 states have internal predecessors, (224), 58 states have call successors, (58), 19 states have call predecessors, (58), 18 states have return successors, (55), 55 states have call predecessors, (55), 55 states have call successors, (55) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-21 11:19:30,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:30,825 INFO L93 Difference]: Finished difference Result 610 states and 879 transitions. [2022-07-21 11:19:30,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-21 11:19:30,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 74 [2022-07-21 11:19:30,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:30,840 INFO L225 Difference]: With dead ends: 610 [2022-07-21 11:19:30,841 INFO L226 Difference]: Without dead ends: 330 [2022-07-21 11:19:30,846 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 11:19:30,852 INFO L413 NwaCegarLoop]: 474 mSDtfsCounter, 161 mSDsluCounter, 798 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 184 SdHoareTripleChecker+Valid, 1272 SdHoareTripleChecker+Invalid, 363 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 66 IncrementalHoareTripleChecker+Valid, 297 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-21 11:19:30,853 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [184 Valid, 1272 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-21 11:19:30,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-07-21 11:19:30,916 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 230. [2022-07-21 11:19:30,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 159 states have (on average 1.2830188679245282) internal successors, (204), 160 states have internal predecessors, (204), 53 states have call successors, (53), 18 states have call predecessors, (53), 17 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2022-07-21 11:19:30,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 309 transitions. [2022-07-21 11:19:30,921 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 309 transitions. Word has length 74 [2022-07-21 11:19:30,921 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:30,922 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 309 transitions. [2022-07-21 11:19:30,922 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 9.4) internal successors, (47), 3 states have internal predecessors, (47), 2 states have call successors, (11), 4 states have call predecessors, (11), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-07-21 11:19:30,922 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-07-21 11:19:30,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-21 11:19:30,929 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:30,929 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1] [2022-07-21 11:19:30,929 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-21 11:19:30,929 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:30,929 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:30,930 INFO L85 PathProgramCache]: Analyzing trace with hash -491821485, now seen corresponding path program 1 times [2022-07-21 11:19:30,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:30,930 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1907661397] [2022-07-21 11:19:30,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:30,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:30,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,028 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:31,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:19:31,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,040 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-21 11:19:31,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,045 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:31,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,047 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-21 11:19:31,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,050 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-21 11:19:31,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:31,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,057 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 11:19:31,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,059 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-21 11:19:31,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:31,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,066 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-21 11:19:31,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,069 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-21 11:19:31,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,073 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:31,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,076 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-21 11:19:31,076 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:31,076 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1907661397] [2022-07-21 11:19:31,076 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1907661397] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:31,076 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 11:19:31,076 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 11:19:31,076 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1129935320] [2022-07-21 11:19:31,077 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:31,077 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 11:19:31,078 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:31,078 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 11:19:31,078 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-21 11:19:31,078 INFO L87 Difference]: Start difference. First operand 230 states and 309 transitions. Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-21 11:19:31,384 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:31,384 INFO L93 Difference]: Finished difference Result 616 states and 829 transitions. [2022-07-21 11:19:31,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-21 11:19:31,385 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 94 [2022-07-21 11:19:31,385 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:31,387 INFO L225 Difference]: With dead ends: 616 [2022-07-21 11:19:31,387 INFO L226 Difference]: Without dead ends: 400 [2022-07-21 11:19:31,388 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:19:31,389 INFO L413 NwaCegarLoop]: 337 mSDtfsCounter, 338 mSDsluCounter, 361 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 698 SdHoareTripleChecker+Invalid, 387 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 191 IncrementalHoareTripleChecker+Valid, 196 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-07-21 11:19:31,389 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 698 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-21 11:19:31,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-07-21 11:19:31,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 382. [2022-07-21 11:19:31,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 382 states, 263 states have (on average 1.2813688212927756) internal successors, (337), 265 states have internal predecessors, (337), 87 states have call successors, (87), 32 states have call predecessors, (87), 31 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-07-21 11:19:31,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 510 transitions. [2022-07-21 11:19:31,407 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 510 transitions. Word has length 94 [2022-07-21 11:19:31,407 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:31,407 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 510 transitions. [2022-07-21 11:19:31,408 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 3 states have internal predecessors, (42), 2 states have call successors, (13), 4 states have call predecessors, (13), 1 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2022-07-21 11:19:31,408 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 510 transitions. [2022-07-21 11:19:31,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-07-21 11:19:31,409 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:31,409 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 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, 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 11:19:31,409 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-21 11:19:31,409 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:31,409 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:31,409 INFO L85 PathProgramCache]: Analyzing trace with hash 966733212, now seen corresponding path program 1 times [2022-07-21 11:19:31,410 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:31,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2043872198] [2022-07-21 11:19:31,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:31,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:31,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,474 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:31,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:19:31,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,483 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-21 11:19:31,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,487 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:31,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,489 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-21 11:19:31,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,490 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-21 11:19:31,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-21 11:19:31,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-21 11:19:31,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,496 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-21 11:19:31,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,497 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-21 11:19:31,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-21 11:19:31,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,501 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-07-21 11:19:31,501 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:31,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2043872198] [2022-07-21 11:19:31,501 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2043872198] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:19:31,501 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [666330702] [2022-07-21 11:19:31,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:31,502 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:19:31,502 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:19:31,503 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 11:19:31,534 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-21 11:19:31,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:31,712 INFO L263 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-21 11:19:31,717 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:19:31,732 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-07-21 11:19:31,733 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:19:31,734 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [666330702] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:31,734 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:19:31,734 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2022-07-21 11:19:31,734 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [649786047] [2022-07-21 11:19:31,734 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:31,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:19:31,735 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:31,735 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:19:31,735 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:19:31,736 INFO L87 Difference]: Start difference. First operand 382 states and 510 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 11:19:31,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:31,796 INFO L93 Difference]: Finished difference Result 952 states and 1317 transitions. [2022-07-21 11:19:31,811 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:19:31,811 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 89 [2022-07-21 11:19:31,812 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:31,814 INFO L225 Difference]: With dead ends: 952 [2022-07-21 11:19:31,814 INFO L226 Difference]: Without dead ends: 584 [2022-07-21 11:19:31,815 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-21 11:19:31,816 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 124 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 740 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 11:19:31,816 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 740 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:19:31,817 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2022-07-21 11:19:31,848 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 420. [2022-07-21 11:19:31,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 420 states, 287 states have (on average 1.2857142857142858) internal successors, (369), 291 states have internal predecessors, (369), 101 states have call successors, (101), 32 states have call predecessors, (101), 31 states have return successors, (100), 100 states have call predecessors, (100), 100 states have call successors, (100) [2022-07-21 11:19:31,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 570 transitions. [2022-07-21 11:19:31,851 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 570 transitions. Word has length 89 [2022-07-21 11:19:31,851 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:31,851 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 570 transitions. [2022-07-21 11:19:31,852 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 11:19:31,852 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 570 transitions. [2022-07-21 11:19:31,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-21 11:19:31,853 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 11:19:31,853 INFO L195 NwaCegarLoop]: trace histogram [4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 11:19:31,875 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-21 11:19:32,074 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:19:32,074 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 11:19:32,075 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 11:19:32,075 INFO L85 PathProgramCache]: Analyzing trace with hash -377122937, now seen corresponding path program 1 times [2022-07-21 11:19:32,075 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 11:19:32,075 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1186797485] [2022-07-21 11:19:32,075 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:32,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 11:19:32,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 11:19:32,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,142 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-21 11:19:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,149 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-21 11:19:32,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:32,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,153 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-21 11:19:32,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,181 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-21 11:19:32,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,185 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:32,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-21 11:19:32,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,188 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-21 11:19:32,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,191 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:32,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,193 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-21 11:19:32,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-21 11:19:32,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 11:19:32,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,199 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-07-21 11:19:32,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 11:19:32,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1186797485] [2022-07-21 11:19:32,199 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1186797485] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-21 11:19:32,199 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [832463563] [2022-07-21 11:19:32,199 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 11:19:32,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-21 11:19:32,200 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 11:19:32,201 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-21 11:19:32,213 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-21 11:19:32,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 11:19:32,440 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-21 11:19:32,459 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-21 11:19:32,553 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-07-21 11:19:32,553 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-21 11:19:32,553 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [832463563] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 11:19:32,553 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-21 11:19:32,553 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2022-07-21 11:19:32,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1711492512] [2022-07-21 11:19:32,554 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 11:19:32,554 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-21 11:19:32,554 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 11:19:32,554 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-21 11:19:32,554 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-21 11:19:32,555 INFO L87 Difference]: Start difference. First operand 420 states and 570 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 11:19:32,577 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-21 11:19:32,577 INFO L93 Difference]: Finished difference Result 420 states and 570 transitions. [2022-07-21 11:19:32,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-21 11:19:32,578 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 106 [2022-07-21 11:19:32,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-21 11:19:32,578 INFO L225 Difference]: With dead ends: 420 [2022-07-21 11:19:32,578 INFO L226 Difference]: Without dead ends: 0 [2022-07-21 11:19:32,579 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-21 11:19:32,579 INFO L413 NwaCegarLoop]: 303 mSDtfsCounter, 230 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 230 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-21 11:19:32,580 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [230 Valid, 303 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-21 11:19:32,580 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-21 11:19:32,580 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-21 11:19:32,580 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 11:19:32,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-21 11:19:32,580 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2022-07-21 11:19:32,581 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-21 11:19:32,581 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-21 11:19:32,581 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 2 states have internal predecessors, (53), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-07-21 11:19:32,581 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-21 11:19:32,581 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-21 11:19:32,583 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-21 11:19:32,616 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-21 11:19:32,801 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable3 [2022-07-21 11:19:32,803 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-21 11:19:33,101 INFO L902 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point __list_addFINAL(lines 2129 2131) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L902 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point __release_regionFINAL(lines 2132 2134) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L895 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: (= |old(#valid)| |#valid|) [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point kfreeFINAL(lines 2182 2184) no Hoare annotation was computed. [2022-07-21 11:19:33,101 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L895 garLoopResultBuilder]: At program point pnp_get_resourceENTRY(lines 2163 2165) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceFINAL(lines 2163 2165) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L895 garLoopResultBuilder]: At program point L2164(line 2164) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point msleepFINAL(lines 2160 2162) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validFINAL(lines 1601 1610) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L902 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L902 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameFINAL(lines 1593 1599) no Hoare annotation was computed. [2022-07-21 11:19:33,102 INFO L902 garLoopResultBuilder]: At program point L2179(lines 2178 2180) the Hoare annotation is: true [2022-07-21 11:19:33,102 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L895 garLoopResultBuilder]: At program point gameport_free_portENTRY(lines 1586 1592) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2022-07-21 11:19:33,103 INFO L895 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 1529 1535) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2022-07-21 11:19:33,103 INFO L902 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2022-07-21 11:19:33,103 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point kzallocFINAL(lines 2057 2063) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2022-07-21 11:19:33,103 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2022-07-21 11:19:33,103 INFO L902 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point inbFINAL(lines 1453 1460) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L902 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portFINAL(lines 2126 2128) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point outbFINAL(lines 1446 1452) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point L1477-2(lines 1476 1478) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L902 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portFINAL(lines 1576 1585) no Hoare annotation was computed. [2022-07-21 11:19:33,104 INFO L895 garLoopResultBuilder]: At program point __request_regionENTRY(lines 2135 2137) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,104 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L895 garLoopResultBuilder]: At program point L2136(line 2136) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point __request_regionFINAL(lines 2135 2137) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L895 garLoopResultBuilder]: At program point ldv_mallocENTRY(lines 1479 1495) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L895 garLoopResultBuilder]: At program point ldv_zallocENTRY(lines 1496 1512) the Hoare annotation is: (or (not (= ~ldv_state_variable_1~0 0)) (not (= ~ldv_spin~0 0)) (and (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |old(#valid)| |#valid|))) [2022-07-21 11:19:33,105 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2022-07-21 11:19:33,105 INFO L895 garLoopResultBuilder]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,105 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,105 INFO L899 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L902 garLoopResultBuilder]: At program point L1952(lines 1925 1954) the Hoare annotation is: true [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L2151(lines 2150 2152) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L899 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,106 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L902 garLoopResultBuilder]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L895 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1922(line 1922) no Hoare annotation was computed. [2022-07-21 11:19:33,107 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L902 garLoopResultBuilder]: At program point L2171(lines 2170 2172) the Hoare annotation is: true [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L902 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2022-07-21 11:19:33,108 INFO L895 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2022-07-21 11:19:33,109 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,109 INFO L895 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L902 garLoopResultBuilder]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2022-07-21 11:19:33,110 INFO L895 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,110 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1714(line 1714) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1714-2(line 1714) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1714-4(line 1714) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1714-6(line 1714) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1714-8(line 1714) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2022-07-21 11:19:33,111 INFO L902 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,111 INFO L895 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2022-07-21 11:19:33,112 INFO L902 garLoopResultBuilder]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2022-07-21 11:19:33,112 INFO L895 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L899 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2022-07-21 11:19:33,113 INFO L902 garLoopResultBuilder]: At program point L2148(lines 2147 2149) the Hoare annotation is: true [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,113 INFO L895 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,114 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2022-07-21 11:19:33,114 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2022-07-21 11:19:33,114 INFO L895 garLoopResultBuilder]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,114 INFO L902 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2022-07-21 11:19:33,114 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2022-07-21 11:19:33,114 INFO L895 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-21 11:19:33,116 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-21 11:19:33,117 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-21 11:19:33,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:19:33 BoogieIcfgContainer [2022-07-21 11:19:33,128 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-21 11:19:33,128 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-21 11:19:33,128 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-21 11:19:33,128 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-21 11:19:33,129 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:19:29" (3/4) ... [2022-07-21 11:19:33,130 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2022-07-21 11:19:33,134 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2022-07-21 11:19:33,135 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2022-07-21 11:19:33,145 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-07-21 11:19:33,146 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-07-21 11:19:33,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-21 11:19:33,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-21 11:19:33,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-21 11:19:33,260 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-21 11:19:33,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-21 11:19:33,261 INFO L158 Benchmark]: Toolchain (without parser) took 4929.33ms. Allocated memory was 79.7MB in the beginning and 211.8MB in the end (delta: 132.1MB). Free memory was 59.5MB in the beginning and 102.0MB in the end (delta: -42.4MB). Peak memory consumption was 87.1MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,261 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-21 11:19:33,261 INFO L158 Benchmark]: CACSL2BoogieTranslator took 542.44ms. Allocated memory is still 79.7MB. Free memory was 59.3MB in the beginning and 53.5MB in the end (delta: 5.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,262 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.21ms. Allocated memory is still 79.7MB. Free memory was 53.5MB in the beginning and 46.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,262 INFO L158 Benchmark]: Boogie Preprocessor took 65.44ms. Allocated memory is still 79.7MB. Free memory was 46.8MB in the beginning and 41.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,262 INFO L158 Benchmark]: RCFGBuilder took 772.04ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 41.0MB in the beginning and 79.3MB in the end (delta: -38.3MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,262 INFO L158 Benchmark]: TraceAbstraction took 3318.91ms. Allocated memory was 123.7MB in the beginning and 211.8MB in the end (delta: 88.1MB). Free memory was 79.1MB in the beginning and 133.4MB in the end (delta: -54.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,263 INFO L158 Benchmark]: Witness Printer took 132.39ms. Allocated memory is still 211.8MB. Free memory was 133.4MB in the beginning and 102.0MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2022-07-21 11:19:33,264 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 79.7MB. Free memory is still 60.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 542.44ms. Allocated memory is still 79.7MB. Free memory was 59.3MB in the beginning and 53.5MB in the end (delta: 5.8MB). Peak memory consumption was 36.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.21ms. Allocated memory is still 79.7MB. Free memory was 53.5MB in the beginning and 46.8MB in the end (delta: 6.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.44ms. Allocated memory is still 79.7MB. Free memory was 46.8MB in the beginning and 41.0MB in the end (delta: 5.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 772.04ms. Allocated memory was 79.7MB in the beginning and 123.7MB in the end (delta: 44.0MB). Free memory was 41.0MB in the beginning and 79.3MB in the end (delta: -38.3MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * TraceAbstraction took 3318.91ms. Allocated memory was 123.7MB in the beginning and 211.8MB in the end (delta: 88.1MB). Free memory was 79.1MB in the beginning and 133.4MB in the end (delta: -54.3MB). Peak memory consumption was 34.8MB. Max. memory is 16.1GB. * Witness Printer took 132.39ms. Allocated memory is still 211.8MB. Free memory was 133.4MB in the beginning and 102.0MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. 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: 1533]: 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 20 procedures, 249 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 3.3s, OverallIterations: 4, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 942 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 853 mSDsluCounter, 3013 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1465 mSDsCounter, 261 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 515 IncrementalHoareTripleChecker+Invalid, 776 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 261 mSolverCounterUnsat, 1548 mSDtfsCounter, 515 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 303 GetRequests, 285 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=420occurred in iteration=3, InterpolantAutomatonStates: 15, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 282 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 111 LocationsWithAnnotation, 496 PreInvPairs, 663 NumberOfFragments, 355 HoareAnnotationTreeSize, 496 FomulaSimplifications, 728 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 111 FomulaSimplificationsInter, 405 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 558 NumberOfCodeBlocks, 558 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 552 ConstructedInterpolants, 0 QuantifiedInterpolants, 990 SizeOfPredicates, 0 NumberOfNonLiveVariables, 2233 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 249/254 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: 2150]: Loop Invariant Derived loop invariant: ldv_spin == 0 && ldv_state_variable_1 == 0 - InvariantResult [Line: 1623]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1422]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2154]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2167]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1904]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1415]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1461]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1437]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1536]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1960]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1898]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2141]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2170]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2178]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1611]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1969]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1429]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1675]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1649]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2147]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1925]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1932]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1561]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 2066]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1693]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1639]: Loop Invariant Derived loop invariant: ldv_spin == 0 - InvariantResult [Line: 1842]: Loop Invariant Derived loop invariant: ldv_spin == 0 RESULT: Ultimate proved your program to be correct! [2022-07-21 11:19:33,308 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