./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 6c24879c 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-?-6c24879 [2022-07-12 12:46:01,250 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-12 12:46:01,251 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-12 12:46:01,288 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-12 12:46:01,289 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-12 12:46:01,290 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-12 12:46:01,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-12 12:46:01,292 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-12 12:46:01,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-12 12:46:01,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-12 12:46:01,295 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-12 12:46:01,296 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-12 12:46:01,296 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-12 12:46:01,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-12 12:46:01,298 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-12 12:46:01,299 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-12 12:46:01,299 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-12 12:46:01,300 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-12 12:46:01,302 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-12 12:46:01,303 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-12 12:46:01,305 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-12 12:46:01,306 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-12 12:46:01,307 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-12 12:46:01,307 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-12 12:46:01,308 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-12 12:46:01,310 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-12 12:46:01,311 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-12 12:46:01,311 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-12 12:46:01,312 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-12 12:46:01,312 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-12 12:46:01,313 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-12 12:46:01,313 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-12 12:46:01,314 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-12 12:46:01,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-12 12:46:01,315 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-12 12:46:01,316 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-12 12:46:01,316 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-12 12:46:01,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-12 12:46:01,317 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-12 12:46:01,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-12 12:46:01,317 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-12 12:46:01,318 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-12 12:46:01,319 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-12 12:46:01,335 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-12 12:46:01,336 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-12 12:46:01,336 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-12 12:46:01,336 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-12 12:46:01,337 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-12 12:46:01,337 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-12 12:46:01,337 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-12 12:46:01,337 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-12 12:46:01,338 INFO L138 SettingsManager]: * Use SBE=true [2022-07-12 12:46:01,338 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-12 12:46:01,338 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-12 12:46:01,338 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-12 12:46:01,338 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-12 12:46:01,338 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-12 12:46:01,339 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-12 12:46:01,339 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-12 12:46:01,339 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-12 12:46:01,339 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-12 12:46:01,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-12 12:46:01,339 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-12 12:46:01,340 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-12 12:46:01,340 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:46:01,340 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-12 12:46:01,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-12 12:46:01,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-12 12:46:01,340 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-12 12:46:01,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-12 12:46:01,343 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-12 12:46:01,343 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-12 12:46:01,343 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-12 12:46:01,344 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fcd76f3400222a7434b370a764d7267d42d60812577a6e3d633d4f9c70f9f427 [2022-07-12 12:46:01,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-12 12:46:01,554 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-12 12:46:01,557 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-12 12:46:01,557 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-12 12:46:01,558 INFO L275 PluginConnector]: CDTParser initialized [2022-07-12 12:46:01,559 INFO L432 ainManager$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 [2022-07-12 12:46:01,615 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e30015eb/bc4b57d86bdf4a93b8bedd62ad938228/FLAG65e2c5240 [2022-07-12 12:46:02,085 INFO L306 CDTParser]: Found 1 translation units. [2022-07-12 12:46:02,089 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 [2022-07-12 12:46:02,105 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e30015eb/bc4b57d86bdf4a93b8bedd62ad938228/FLAG65e2c5240 [2022-07-12 12:46:02,404 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/8e30015eb/bc4b57d86bdf4a93b8bedd62ad938228 [2022-07-12 12:46:02,406 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-12 12:46:02,407 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-12 12:46:02,410 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-12 12:46:02,410 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-12 12:46:02,412 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-12 12:46:02,413 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:46:02" (1/1) ... [2022-07-12 12:46:02,413 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@599717d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:02, skipping insertion in model container [2022-07-12 12:46:02,414 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.07 12:46:02" (1/1) ... [2022-07-12 12:46:02,419 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-12 12:46:02,450 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-12 12:46:02,708 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-12 12:46:02,711 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] [2022-07-12 12:46:02,771 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] [2022-07-12 12:46:02,919 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:46:02,949 INFO L203 MainTranslator]: Completed pre-run [2022-07-12 12:46:03,001 WARN L1251 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [1334] [2022-07-12 12:46:03,002 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] [2022-07-12 12:46:03,014 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] [2022-07-12 12:46:03,065 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-12 12:46:03,116 INFO L208 MainTranslator]: Completed translation [2022-07-12 12:46:03,117 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03 WrapperNode [2022-07-12 12:46:03,117 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-12 12:46:03,118 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-12 12:46:03,119 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-12 12:46:03,119 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-12 12:46:03,129 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,208 INFO L137 Inliner]: procedures = 77, calls = 397, calls flagged for inlining = 27, calls inlined = 25, statements flattened = 855 [2022-07-12 12:46:03,211 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-12 12:46:03,212 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-12 12:46:03,213 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-12 12:46:03,213 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-12 12:46:03,218 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,219 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,231 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,231 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,262 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,275 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,278 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,287 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-12 12:46:03,292 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-12 12:46:03,292 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-12 12:46:03,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-12 12:46:03,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (1/1) ... [2022-07-12 12:46:03,298 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-12 12:46:03,305 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:46:03,315 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) [2022-07-12 12:46:03,335 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 [2022-07-12 12:46:03,361 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2022-07-12 12:46:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2022-07-12 12:46:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-12 12:46:03,362 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_get_resource [2022-07-12 12:46:03,362 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_get_resource [2022-07-12 12:46:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-12 12:46:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2022-07-12 12:46:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2022-07-12 12:46:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure pnp_resource_valid [2022-07-12 12:46:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure pnp_resource_valid [2022-07-12 12:46:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_free_port [2022-07-12 12:46:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_free_port [2022-07-12 12:46:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-12 12:46:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-12 12:46:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-12 12:46:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure __gameport_register_port [2022-07-12 12:46:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __gameport_register_port [2022-07-12 12:46:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-12 12:46:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_allocate_port [2022-07-12 12:46:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_allocate_port [2022-07-12 12:46:03,365 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-12 12:46:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-12 12:46:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-12 12:46:03,366 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-12 12:46:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure __release_region [2022-07-12 12:46:03,369 INFO L138 BoogieDeclarations]: Found implementation of procedure __release_region [2022-07-12 12:46:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-12 12:46:03,369 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-12 12:46:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-12 12:46:03,369 INFO L130 BoogieDeclarations]: Found specification of procedure gameport_set_name [2022-07-12 12:46:03,370 INFO L138 BoogieDeclarations]: Found implementation of procedure gameport_set_name [2022-07-12 12:46:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-12 12:46:03,370 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-12 12:46:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-07-12 12:46:03,370 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-07-12 12:46:03,370 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-12 12:46:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-12 12:46:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-12 12:46:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-12 12:46:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-12 12:46:03,371 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-12 12:46:03,371 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-12 12:46:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure __request_region [2022-07-12 12:46:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure __request_region [2022-07-12 12:46:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-12 12:46:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2022-07-12 12:46:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2022-07-12 12:46:03,372 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-12 12:46:03,372 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-12 12:46:03,520 INFO L234 CfgBuilder]: Building ICFG [2022-07-12 12:46:03,521 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-12 12:46:03,597 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-12 12:46:04,003 INFO L275 CfgBuilder]: Performing block encoding [2022-07-12 12:46:04,009 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-12 12:46:04,010 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2022-07-12 12:46:04,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:46:04 BoogieIcfgContainer [2022-07-12 12:46:04,015 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-12 12:46:04,017 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-12 12:46:04,017 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-12 12:46:04,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-12 12:46:04,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.07 12:46:02" (1/3) ... [2022-07-12 12:46:04,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b2c20a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:46:04, skipping insertion in model container [2022-07-12 12:46:04,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.07 12:46:03" (2/3) ... [2022-07-12 12:46:04,020 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b2c20a2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.07 12:46:04, skipping insertion in model container [2022-07-12 12:46:04,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:46:04" (3/3) ... [2022-07-12 12:46:04,021 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 [2022-07-12 12:46:04,030 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-12 12:46:04,031 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-12 12:46:04,072 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-12 12:46:04,077 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@5806b312, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@6bc9b7ba [2022-07-12 12:46:04,077 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-12 12:46:04,080 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) [2022-07-12 12:46:04,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2022-07-12 12:46:04,089 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:46:04,090 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] [2022-07-12 12:46:04,090 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:46:04,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:46:04,093 INFO L85 PathProgramCache]: Analyzing trace with hash 259819113, now seen corresponding path program 1 times [2022-07-12 12:46:04,099 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 12:46:04,099 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [972679419] [2022-07-12 12:46:04,099 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:04,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 12:46:04,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,378 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 12:46:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,397 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 12:46:04,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,425 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 12:46:04,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,432 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:04,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,435 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 12:46:04,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 12:46:04,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,449 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 12:46:04,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,451 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-07-12 12:46:04,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,457 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-07-12 12:46:04,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:04,493 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2022-07-12 12:46:04,494 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 12:46:04,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [972679419] [2022-07-12 12:46:04,495 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [972679419] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:46:04,495 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:46:04,495 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 12:46:04,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1664737850] [2022-07-12 12:46:04,501 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:46:04,504 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 12:46:04,504 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 12:46:04,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 12:46:04,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 12:46:04,532 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) [2022-07-12 12:46:04,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:46:04,951 INFO L93 Difference]: Finished difference Result 610 states and 879 transitions. [2022-07-12 12:46:04,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-07-12 12:46:04,954 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 [2022-07-12 12:46:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:46:04,968 INFO L225 Difference]: With dead ends: 610 [2022-07-12 12:46:04,969 INFO L226 Difference]: Without dead ends: 330 [2022-07-12 12:46:04,980 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 [2022-07-12 12:46:04,986 INFO L413 NwaCegarLoop]: 475 mSDtfsCounter, 161 mSDsluCounter, 802 mSDsCounter, 0 mSdLazyCounter, 297 mSolverCounterSat, 66 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 185 SdHoareTripleChecker+Valid, 1277 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 [2022-07-12 12:46:04,987 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [185 Valid, 1277 Invalid, 363 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [66 Valid, 297 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 12:46:05,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 330 states. [2022-07-12 12:46:05,044 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 330 to 230. [2022-07-12 12:46:05,046 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) [2022-07-12 12:46:05,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 309 transitions. [2022-07-12 12:46:05,048 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 309 transitions. Word has length 74 [2022-07-12 12:46:05,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:46:05,049 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 309 transitions. [2022-07-12 12:46:05,049 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) [2022-07-12 12:46:05,049 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 309 transitions. [2022-07-12 12:46:05,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-07-12 12:46:05,052 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:46:05,053 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] [2022-07-12 12:46:05,053 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-12 12:46:05,053 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:46:05,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:46:05,054 INFO L85 PathProgramCache]: Analyzing trace with hash -491821485, now seen corresponding path program 1 times [2022-07-12 12:46:05,054 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 12:46:05,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [487658977] [2022-07-12 12:46:05,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:05,054 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 12:46:05,120 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,151 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 12:46:05,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,155 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 12:46:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,163 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2022-07-12 12:46:05,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,168 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:05,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,170 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2022-07-12 12:46:05,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,173 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 12:46:05,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,177 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:05,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-12 12:46:05,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,183 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2022-07-12 12:46:05,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,189 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2022-07-12 12:46:05,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-07-12 12:46:05,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:05,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,199 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2022-07-12 12:46:05,199 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 12:46:05,200 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [487658977] [2022-07-12 12:46:05,200 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [487658977] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:46:05,200 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-12 12:46:05,200 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-12 12:46:05,200 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2090109889] [2022-07-12 12:46:05,200 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:46:05,201 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-12 12:46:05,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 12:46:05,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-12 12:46:05,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-07-12 12:46:05,202 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) [2022-07-12 12:46:05,536 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:46:05,536 INFO L93 Difference]: Finished difference Result 616 states and 829 transitions. [2022-07-12 12:46:05,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-12 12:46:05,537 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 [2022-07-12 12:46:05,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:46:05,540 INFO L225 Difference]: With dead ends: 616 [2022-07-12 12:46:05,540 INFO L226 Difference]: Without dead ends: 400 [2022-07-12 12:46:05,540 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 [2022-07-12 12:46:05,541 INFO L413 NwaCegarLoop]: 336 mSDtfsCounter, 338 mSDsluCounter, 359 mSDsCounter, 0 mSdLazyCounter, 196 mSolverCounterSat, 191 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 370 SdHoareTripleChecker+Valid, 695 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 [2022-07-12 12:46:05,542 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [370 Valid, 695 Invalid, 387 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [191 Valid, 196 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-07-12 12:46:05,542 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 400 states. [2022-07-12 12:46:05,587 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 400 to 382. [2022-07-12 12:46:05,588 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) [2022-07-12 12:46:05,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 382 states to 382 states and 510 transitions. [2022-07-12 12:46:05,590 INFO L78 Accepts]: Start accepts. Automaton has 382 states and 510 transitions. Word has length 94 [2022-07-12 12:46:05,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:46:05,590 INFO L495 AbstractCegarLoop]: Abstraction has 382 states and 510 transitions. [2022-07-12 12:46:05,591 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) [2022-07-12 12:46:05,591 INFO L276 IsEmpty]: Start isEmpty. Operand 382 states and 510 transitions. [2022-07-12 12:46:05,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-07-12 12:46:05,594 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:46:05,594 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] [2022-07-12 12:46:05,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-12 12:46:05,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:46:05,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:46:05,595 INFO L85 PathProgramCache]: Analyzing trace with hash 966733212, now seen corresponding path program 1 times [2022-07-12 12:46:05,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 12:46:05,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [672265882] [2022-07-12 12:46:05,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:05,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 12:46:05,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,663 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 12:46:05,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,666 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 12:46:05,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,673 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-12 12:46:05,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:05,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,679 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-12 12:46:05,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,680 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-12 12:46:05,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-12 12:46:05,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,684 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-07-12 12:46:05,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,686 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2022-07-12 12:46:05,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,688 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-07-12 12:46:05,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,690 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-07-12 12:46:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,692 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-07-12 12:46:05,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 12:46:05,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [672265882] [2022-07-12 12:46:05,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [672265882] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 12:46:05,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1409805585] [2022-07-12 12:46:05,693 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:05,693 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 12:46:05,693 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:46:05,695 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) [2022-07-12 12:46:05,730 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-12 12:46:05,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:05,909 INFO L263 TraceCheckSpWp]: Trace formula consists of 1010 conjuncts, 2 conjunts are in the unsatisfiable core [2022-07-12 12:46:05,917 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:46:05,945 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2022-07-12 12:46:05,945 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:46:05,948 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1409805585] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:46:05,948 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 12:46:05,948 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [6] total 6 [2022-07-12 12:46:05,948 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [258077930] [2022-07-12 12:46:05,949 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:46:05,950 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:46:05,950 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 12:46:05,950 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:46:05,950 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-07-12 12:46:05,951 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) [2022-07-12 12:46:06,036 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:46:06,036 INFO L93 Difference]: Finished difference Result 952 states and 1317 transitions. [2022-07-12 12:46:06,037 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:46:06,037 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 [2022-07-12 12:46:06,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:46:06,043 INFO L225 Difference]: With dead ends: 952 [2022-07-12 12:46:06,043 INFO L226 Difference]: Without dead ends: 584 [2022-07-12 12:46:06,044 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 [2022-07-12 12:46:06,054 INFO L413 NwaCegarLoop]: 434 mSDtfsCounter, 124 mSDsluCounter, 306 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s 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, 0.1s IncrementalHoareTripleChecker+Time [2022-07-12 12:46:06,054 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 740 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-12 12:46:06,055 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 584 states. [2022-07-12 12:46:06,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 584 to 420. [2022-07-12 12:46:06,074 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) [2022-07-12 12:46:06,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 570 transitions. [2022-07-12 12:46:06,076 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 570 transitions. Word has length 89 [2022-07-12 12:46:06,076 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:46:06,076 INFO L495 AbstractCegarLoop]: Abstraction has 420 states and 570 transitions. [2022-07-12 12:46:06,076 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) [2022-07-12 12:46:06,077 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 570 transitions. [2022-07-12 12:46:06,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-07-12 12:46:06,079 INFO L187 NwaCegarLoop]: Found error trace [2022-07-12 12:46:06,079 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] [2022-07-12 12:46:06,101 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-12 12:46:06,298 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 [2022-07-12 12:46:06,299 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-12 12:46:06,299 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-12 12:46:06,299 INFO L85 PathProgramCache]: Analyzing trace with hash -377122937, now seen corresponding path program 1 times [2022-07-12 12:46:06,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-12 12:46:06,299 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1693669700] [2022-07-12 12:46:06,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:06,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-12 12:46:06,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-12 12:46:06,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,386 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-12 12:46:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,398 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2022-07-12 12:46:06,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,402 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:06,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,405 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2022-07-12 12:46:06,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,419 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2022-07-12 12:46:06,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:06,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,426 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-07-12 12:46:06,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,429 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2022-07-12 12:46:06,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,433 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:06,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2022-07-12 12:46:06,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,438 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2022-07-12 12:46:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,447 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-12 12:46:06,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,452 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2022-07-12 12:46:06,453 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-12 12:46:06,453 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1693669700] [2022-07-12 12:46:06,454 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1693669700] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-12 12:46:06,454 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [498848600] [2022-07-12 12:46:06,454 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-12 12:46:06,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-12 12:46:06,454 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-12 12:46:06,468 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) [2022-07-12 12:46:06,469 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-12 12:46:06,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-12 12:46:06,703 INFO L263 TraceCheckSpWp]: Trace formula consists of 1223 conjuncts, 3 conjunts are in the unsatisfiable core [2022-07-12 12:46:06,714 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-12 12:46:06,824 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 57 trivial. 0 not checked. [2022-07-12 12:46:06,824 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-12 12:46:06,824 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [498848600] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-12 12:46:06,825 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-12 12:46:06,825 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [8] total 9 [2022-07-12 12:46:06,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2009158463] [2022-07-12 12:46:06,825 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-12 12:46:06,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-12 12:46:06,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-12 12:46:06,827 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-12 12:46:06,827 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2022-07-12 12:46:06,827 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) [2022-07-12 12:46:06,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-12 12:46:06,842 INFO L93 Difference]: Finished difference Result 420 states and 570 transitions. [2022-07-12 12:46:06,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-12 12:46:06,842 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 [2022-07-12 12:46:06,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-12 12:46:06,846 INFO L225 Difference]: With dead ends: 420 [2022-07-12 12:46:06,846 INFO L226 Difference]: Without dead ends: 0 [2022-07-12 12:46:06,848 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 [2022-07-12 12:46:06,849 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 [2022-07-12 12:46:06,850 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] [2022-07-12 12:46:06,852 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-12 12:46:06,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-12 12:46:06,852 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) [2022-07-12 12:46:06,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-12 12:46:06,853 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2022-07-12 12:46:06,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-12 12:46:06,853 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-12 12:46:06,853 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) [2022-07-12 12:46:06,853 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-12 12:46:06,854 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-12 12:46:06,856 INFO L805 garLoopResultBuilder]: Registering result SAFE for location ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-12 12:46:06,881 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-12 12:46:07,071 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 [2022-07-12 12:46:07,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-12 12:46:07,374 INFO L902 garLoopResultBuilder]: At program point __list_addENTRY(lines 2129 2131) the Hoare annotation is: true [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point __list_addFINAL(lines 2129 2131) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point __list_addEXIT(lines 2129 2131) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L902 garLoopResultBuilder]: At program point __release_regionENTRY(lines 2132 2134) the Hoare annotation is: true [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point __release_regionFINAL(lines 2132 2134) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point __release_regionEXIT(lines 2132 2134) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point kfreeEXIT(lines 2182 2184) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L895 garLoopResultBuilder]: At program point kfreeENTRY(lines 2182 2184) the Hoare annotation is: (= |old(#valid)| |#valid|) [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point kfreeFINAL(lines 2182 2184) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceEXIT(lines 2163 2165) no Hoare annotation was computed. [2022-07-12 12:46:07,375 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|))) [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point pnp_get_resourceFINAL(lines 2163 2165) no Hoare annotation was computed. [2022-07-12 12:46:07,375 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|))) [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point L2164-1(line 2164) no Hoare annotation was computed. [2022-07-12 12:46:07,375 INFO L899 garLoopResultBuilder]: For program point msleepEXIT(lines 2160 2162) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L902 garLoopResultBuilder]: At program point msleepENTRY(lines 2160 2162) the Hoare annotation is: true [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point msleepFINAL(lines 2160 2162) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validFINAL(lines 1601 1610) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point pnp_resource_validEXIT(lines 1601 1610) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L902 garLoopResultBuilder]: At program point pnp_resource_validENTRY(lines 1601 1610) the Hoare annotation is: true [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point L1604(lines 1604 1607) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameEXIT(lines 1593 1599) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L902 garLoopResultBuilder]: At program point gameport_set_nameENTRY(lines 1593 1599) the Hoare annotation is: true [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point gameport_set_nameFINAL(lines 1593 1599) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L902 garLoopResultBuilder]: At program point L2179(lines 2178 2180) the Hoare annotation is: true [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point gameport_free_portEXIT(lines 1586 1592) no Hoare annotation was computed. [2022-07-12 12:46:07,376 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|)) [2022-07-12 12:46:07,376 INFO L895 garLoopResultBuilder]: At program point L1589(line 1589) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= |old(#valid)| |#valid|)) [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point gameport_free_portFINAL(lines 1586 1592) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point ldv_errorFINAL(lines 1529 1535) no Hoare annotation was computed. [2022-07-12 12:46:07,376 INFO L902 garLoopResultBuilder]: At program point ldv_errorENTRY(lines 1529 1535) the Hoare annotation is: true [2022-07-12 12:46:07,376 INFO L899 garLoopResultBuilder]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 1533) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point ldv_errorEXIT(lines 1529 1535) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point kzallocEXIT(lines 2057 2063) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L895 garLoopResultBuilder]: At program point L2071(line 2071) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point L2071-1(lines 2066 2075) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point kzallocENTRY(lines 2057 2063) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point L2069(lines 2069 2072) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point kzallocFINAL(lines 2057 2063) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point ldv_stopEXIT(lines 1536 1542) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point ldv_stopENTRY(lines 1536 1542) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point inbEXIT(lines 1453 1460) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point inbENTRY(lines 1453 1460) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point inbFINAL(lines 1453 1460) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point __gameport_register_portENTRY(lines 2126 2128) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portFINAL(lines 2126 2128) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point __gameport_register_portEXIT(lines 2126 2128) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point outbEXIT(lines 1446 1452) no Hoare annotation was computed. [2022-07-12 12:46:07,377 INFO L902 garLoopResultBuilder]: At program point outbENTRY(lines 1446 1452) the Hoare annotation is: true [2022-07-12 12:46:07,377 INFO L899 garLoopResultBuilder]: For program point outbFINAL(lines 1446 1452) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 1476 1478) the Hoare annotation is: true [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point L1477(line 1477) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point L1477-2(lines 1476 1478) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 1476 1478) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portEXIT(lines 1576 1585) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L902 garLoopResultBuilder]: At program point L1581(line 1581) the Hoare annotation is: true [2022-07-12 12:46:07,378 INFO L902 garLoopResultBuilder]: At program point gameport_allocate_portENTRY(lines 1576 1585) the Hoare annotation is: true [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point L1581-1(line 1581) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point gameport_allocate_portFINAL(lines 1576 1585) no Hoare annotation was computed. [2022-07-12 12:46:07,378 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|))) [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point __request_regionEXIT(lines 2135 2137) no Hoare annotation was computed. [2022-07-12 12:46:07,378 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|))) [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point __request_regionFINAL(lines 2135 2137) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point L2136-1(line 2136) no Hoare annotation was computed. [2022-07-12 12:46:07,378 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|))) [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point L1486(lines 1486 1493) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L899 garLoopResultBuilder]: For program point ldv_mallocFINAL(lines 1479 1495) no Hoare annotation was computed. [2022-07-12 12:46:07,378 INFO L902 garLoopResultBuilder]: At program point L1491(line 1491) the Hoare annotation is: true [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point L1491-1(line 1491) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point ldv_mallocEXIT(lines 1479 1495) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point L1503(lines 1503 1510) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point ldv_zallocEXIT(lines 1496 1512) no Hoare annotation was computed. [2022-07-12 12:46:07,379 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|))) [2022-07-12 12:46:07,379 INFO L902 garLoopResultBuilder]: At program point L1508(line 1508) the Hoare annotation is: true [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point ldv_zallocFINAL(lines 1496 1512) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point L1508-1(line 1508) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L899 garLoopResultBuilder]: For program point L1984(lines 1984 2006) no Hoare annotation was computed. [2022-07-12 12:46:07,379 INFO L895 garLoopResultBuilder]: At program point L1918(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,380 INFO L895 garLoopResultBuilder]: At program point L1885(line 1885) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,380 INFO L899 garLoopResultBuilder]: For program point L1885-1(line 1885) no Hoare annotation was computed. [2022-07-12 12:46:07,381 INFO L899 garLoopResultBuilder]: For program point L1786(lines 1786 1794) no Hoare annotation was computed. [2022-07-12 12:46:07,381 INFO L895 garLoopResultBuilder]: At program point L1786-2(lines 1786 1794) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,381 INFO L899 garLoopResultBuilder]: For program point L1704(lines 1704 1709) no Hoare annotation was computed. [2022-07-12 12:46:07,381 INFO L899 garLoopResultBuilder]: For program point L1985(line 1985) no Hoare annotation was computed. [2022-07-12 12:46:07,381 INFO L895 garLoopResultBuilder]: At program point L1440(lines 1437 1442) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,381 INFO L902 garLoopResultBuilder]: At program point L1952(lines 1925 1954) the Hoare annotation is: true [2022-07-12 12:46:07,381 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-12 12:46:07,381 INFO L895 garLoopResultBuilder]: At program point L1787(lines 1787 1788) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,381 INFO L899 garLoopResultBuilder]: For program point L1787-1(lines 1787 1788) no Hoare annotation was computed. [2022-07-12 12:46:07,382 INFO L899 garLoopResultBuilder]: For program point L1721(lines 1721 1726) no Hoare annotation was computed. [2022-07-12 12:46:07,382 INFO L895 garLoopResultBuilder]: At program point L1705(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,382 INFO L895 garLoopResultBuilder]: At program point L1705-1(line 1705) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,382 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)) [2022-07-12 12:46:07,382 INFO L899 garLoopResultBuilder]: For program point L1986(lines 1986 1994) no Hoare annotation was computed. [2022-07-12 12:46:07,382 INFO L895 garLoopResultBuilder]: At program point L1755(line 1755) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,382 INFO L895 garLoopResultBuilder]: At program point L1722(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,382 INFO L899 garLoopResultBuilder]: For program point L1755-1(line 1755) no Hoare annotation was computed. [2022-07-12 12:46:07,383 INFO L895 garLoopResultBuilder]: At program point L2168(lines 2167 2169) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,383 INFO L895 garLoopResultBuilder]: At program point L1722-1(line 1722) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,383 INFO L895 garLoopResultBuilder]: At program point L1656(line 1656) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,383 INFO L899 garLoopResultBuilder]: For program point L1656-1(line 1656) no Hoare annotation was computed. [2022-07-12 12:46:07,383 INFO L895 garLoopResultBuilder]: At program point L1970(line 1970) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-12 12:46:07,383 INFO L899 garLoopResultBuilder]: For program point L1970-1(line 1970) no Hoare annotation was computed. [2022-07-12 12:46:07,383 INFO L895 garLoopResultBuilder]: At program point L1425(line 1425) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,383 INFO L899 garLoopResultBuilder]: For program point L1425-1(line 1425) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L895 garLoopResultBuilder]: At program point L1871(line 1871) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L1871-1(line 1871) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L895 garLoopResultBuilder]: At program point L1772(line 1772) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L1772-1(lines 1693 1815) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L1706(line 1706) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L902 garLoopResultBuilder]: At program point L2053(lines 1960 2055) the Hoare annotation is: true [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L1789(lines 1789 1792) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L1723(line 1723) no Hoare annotation was computed. [2022-07-12 12:46:07,384 INFO L899 garLoopResultBuilder]: For program point L2004(line 2004) no Hoare annotation was computed. [2022-07-12 12:46:07,385 INFO L895 garLoopResultBuilder]: At program point L1426(lines 1422 1428) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,385 INFO L895 garLoopResultBuilder]: At program point L1740(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,385 INFO L899 garLoopResultBuilder]: For program point L1988(lines 1988 1992) no Hoare annotation was computed. [2022-07-12 12:46:07,385 INFO L899 garLoopResultBuilder]: For program point L1922(line 1922) no Hoare annotation was computed. [2022-07-12 12:46:07,385 INFO L899 garLoopResultBuilder]: For program point L1856(lines 1856 1860) no Hoare annotation was computed. [2022-07-12 12:46:07,385 INFO L899 garLoopResultBuilder]: For program point L1922-2(line 1922) no Hoare annotation was computed. [2022-07-12 12:46:07,385 INFO L895 garLoopResultBuilder]: At program point L1922-3(lines 1898 1924) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,385 INFO L895 garLoopResultBuilder]: At program point L1658(line 1658) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,385 INFO L899 garLoopResultBuilder]: For program point L1658-1(line 1658) no Hoare annotation was computed. [2022-07-12 12:46:07,386 INFO L902 garLoopResultBuilder]: At program point L2005(line 2005) the Hoare annotation is: true [2022-07-12 12:46:07,386 INFO L895 garLoopResultBuilder]: At program point L1972(line 1972) the Hoare annotation is: (and (= ~ldv_spin~0 0) (= ~ldv_state_variable_1~0 0)) [2022-07-12 12:46:07,386 INFO L899 garLoopResultBuilder]: For program point L1972-1(line 1972) no Hoare annotation was computed. [2022-07-12 12:46:07,386 INFO L895 garLoopResultBuilder]: At program point L1873(line 1873) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,386 INFO L899 garLoopResultBuilder]: For program point L1873-1(line 1873) no Hoare annotation was computed. [2022-07-12 12:46:07,386 INFO L895 garLoopResultBuilder]: At program point L1774(line 1774) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,386 INFO L895 garLoopResultBuilder]: At program point L1890(line 1890) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,386 INFO L899 garLoopResultBuilder]: For program point L1890-1(line 1890) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L899 garLoopResultBuilder]: For program point L1659(lines 1659 1663) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L902 garLoopResultBuilder]: At program point L2171(lines 2170 2172) the Hoare annotation is: true [2022-07-12 12:46:07,387 INFO L899 garLoopResultBuilder]: For program point L2039(line 2039) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L902 garLoopResultBuilder]: At program point L1940(lines 1940 1941) the Hoare annotation is: true [2022-07-12 12:46:07,387 INFO L899 garLoopResultBuilder]: For program point L1940-1(lines 1940 1941) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L899 garLoopResultBuilder]: For program point L1907(lines 1907 1910) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L899 garLoopResultBuilder]: For program point L1874(lines 1874 1880) no Hoare annotation was computed. [2022-07-12 12:46:07,387 INFO L895 garLoopResultBuilder]: At program point L1742(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,388 INFO L895 garLoopResultBuilder]: At program point L2155(lines 2154 2156) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,388 INFO L899 garLoopResultBuilder]: For program point L2023(line 2023) no Hoare annotation was computed. [2022-07-12 12:46:07,388 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-12 12:46:07,388 INFO L902 garLoopResultBuilder]: At program point L2040(line 2040) the Hoare annotation is: true [2022-07-12 12:46:07,388 INFO L895 garLoopResultBuilder]: At program point L1644(line 1644) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,388 INFO L899 garLoopResultBuilder]: For program point L1644-1(line 1644) no Hoare annotation was computed. [2022-07-12 12:46:07,388 INFO L899 garLoopResultBuilder]: For program point L2024(lines 2024 2037) no Hoare annotation was computed. [2022-07-12 12:46:07,388 INFO L895 garLoopResultBuilder]: At program point L1892(lines 1842 1894) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,388 INFO L899 garLoopResultBuilder]: For program point L1760(line 1760) no Hoare annotation was computed. [2022-07-12 12:46:07,389 INFO L895 garLoopResultBuilder]: At program point L1727(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,389 INFO L895 garLoopResultBuilder]: At program point L1694(lines 1694 1695) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,389 INFO L895 garLoopResultBuilder]: At program point L1727-1(line 1727) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,389 INFO L899 garLoopResultBuilder]: For program point L1694-1(lines 1694 1695) no Hoare annotation was computed. [2022-07-12 12:46:07,389 INFO L902 garLoopResultBuilder]: At program point L1942(line 1942) the Hoare annotation is: true [2022-07-12 12:46:07,389 INFO L899 garLoopResultBuilder]: For program point L1942-1(line 1942) no Hoare annotation was computed. [2022-07-12 12:46:07,389 INFO L895 garLoopResultBuilder]: At program point L1876(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,389 INFO L895 garLoopResultBuilder]: At program point L1876-1(line 1876) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,390 INFO L895 garLoopResultBuilder]: At program point L1810(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,390 INFO L895 garLoopResultBuilder]: At program point L1810-1(line 1810) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,390 INFO L895 garLoopResultBuilder]: At program point L1645(line 1645) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,390 INFO L899 garLoopResultBuilder]: For program point L1645-1(line 1645) no Hoare annotation was computed. [2022-07-12 12:46:07,390 INFO L895 garLoopResultBuilder]: At program point L1761(line 1761) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,390 INFO L899 garLoopResultBuilder]: For program point L1728(line 1728) no Hoare annotation was computed. [2022-07-12 12:46:07,390 INFO L899 garLoopResultBuilder]: For program point L1761-1(line 1761) no Hoare annotation was computed. [2022-07-12 12:46:07,390 INFO L895 garLoopResultBuilder]: At program point L1629(line 1629) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L1629-1(line 1629) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L895 garLoopResultBuilder]: At program point L1464(lines 1461 1466) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L1877(line 1877) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L895 garLoopResultBuilder]: At program point L1646(lines 1639 1648) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L2026(lines 2026 2030) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L2026-2(lines 2024 2036) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L1795(line 1795) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L1762(lines 1762 1765) no Hoare annotation was computed. [2022-07-12 12:46:07,391 INFO L899 garLoopResultBuilder]: For program point L1696(lines 1696 1699) no Hoare annotation was computed. [2022-07-12 12:46:07,392 INFO L899 garLoopResultBuilder]: For program point L1762-2(lines 1762 1765) no Hoare annotation was computed. [2022-07-12 12:46:07,392 INFO L902 garLoopResultBuilder]: At program point L2142(lines 2141 2143) the Hoare annotation is: true [2022-07-12 12:46:07,392 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-12 12:46:07,392 INFO L895 garLoopResultBuilder]: At program point L1432(lines 1429 1434) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,392 INFO L899 garLoopResultBuilder]: For program point L1812(line 1812) no Hoare annotation was computed. [2022-07-12 12:46:07,392 INFO L895 garLoopResultBuilder]: At program point L1779(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,392 INFO L899 garLoopResultBuilder]: For program point L1713(line 1713) no Hoare annotation was computed. [2022-07-12 12:46:07,392 INFO L895 garLoopResultBuilder]: At program point L1664(lines 1649 1666) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,392 INFO L895 garLoopResultBuilder]: At program point L1631(line 1631) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1631-1(line 1631) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1565(lines 1565 1568) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L2011(line 2011) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1714(line 1714) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1714-2(line 1714) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1615(line 1615) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1714-4(line 1714) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1615-2(lines 1615 1618) no Hoare annotation was computed. [2022-07-12 12:46:07,393 INFO L899 garLoopResultBuilder]: For program point L1714-6(line 1714) no Hoare annotation was computed. [2022-07-12 12:46:07,394 INFO L899 garLoopResultBuilder]: For program point L1714-8(line 1714) no Hoare annotation was computed. [2022-07-12 12:46:07,394 INFO L895 garLoopResultBuilder]: At program point L1797(line 1797) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,394 INFO L899 garLoopResultBuilder]: For program point L1797-1(line 1797) no Hoare annotation was computed. [2022-07-12 12:46:07,394 INFO L899 garLoopResultBuilder]: For program point L1632(lines 1632 1635) no Hoare annotation was computed. [2022-07-12 12:46:07,394 INFO L899 garLoopResultBuilder]: For program point L2012(lines 2012 2044) no Hoare annotation was computed. [2022-07-12 12:46:07,394 INFO L902 garLoopResultBuilder]: At program point L1946(lines 1932 1953) the Hoare annotation is: true [2022-07-12 12:46:07,394 INFO L895 garLoopResultBuilder]: At program point L1814(lines 1675 1816) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,394 INFO L895 garLoopResultBuilder]: At program point L1781(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,395 INFO L895 garLoopResultBuilder]: At program point L1748(line 1748) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1996(line 1996) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L895 garLoopResultBuilder]: At program point L1418(line 1418) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1418-1(line 1418) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1798(lines 1798 1805) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1732(line 1732) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L2046(line 2046) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1980(lines 1980 2048) no Hoare annotation was computed. [2022-07-12 12:46:07,395 INFO L899 garLoopResultBuilder]: For program point L1749(lines 1749 1750) no Hoare annotation was computed. [2022-07-12 12:46:07,396 INFO L895 garLoopResultBuilder]: At program point L1716(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,396 INFO L899 garLoopResultBuilder]: For program point L1997(lines 1997 2002) no Hoare annotation was computed. [2022-07-12 12:46:07,396 INFO L895 garLoopResultBuilder]: At program point L1419(lines 1415 1421) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,396 INFO L895 garLoopResultBuilder]: At program point L1865(lines 1865 1866) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,396 INFO L899 garLoopResultBuilder]: For program point L1865-1(lines 1865 1866) no Hoare annotation was computed. [2022-07-12 12:46:07,396 INFO L899 garLoopResultBuilder]: For program point L1733(lines 1733 1738) no Hoare annotation was computed. [2022-07-12 12:46:07,396 INFO L895 garLoopResultBuilder]: At program point L1700(line 1700) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,396 INFO L899 garLoopResultBuilder]: For program point L1700-1(line 1700) no Hoare annotation was computed. [2022-07-12 12:46:07,396 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-12 12:46:07,397 INFO L902 garLoopResultBuilder]: At program point L2047(line 2047) the Hoare annotation is: true [2022-07-12 12:46:07,397 INFO L899 garLoopResultBuilder]: For program point L2014(lines 2014 2041) no Hoare annotation was computed. [2022-07-12 12:46:07,397 INFO L899 garLoopResultBuilder]: For program point L1981(line 1981) no Hoare annotation was computed. [2022-07-12 12:46:07,397 INFO L902 garLoopResultBuilder]: At program point L1948(lines 1932 1953) the Hoare annotation is: true [2022-07-12 12:46:07,397 INFO L895 garLoopResultBuilder]: At program point L1800(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,397 INFO L895 garLoopResultBuilder]: At program point L1767(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,397 INFO L895 garLoopResultBuilder]: At program point L1800-1(line 1800) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,397 INFO L895 garLoopResultBuilder]: At program point L1734(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1701(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1734-1(line 1734) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1701-1(line 1701) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L899 garLoopResultBuilder]: For program point L2015(line 2015) no Hoare annotation was computed. [2022-07-12 12:46:07,398 INFO L899 garLoopResultBuilder]: For program point L1982(lines 1982 2009) no Hoare annotation was computed. [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1916(lines 1904 1923) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1784(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L899 garLoopResultBuilder]: For program point L1751(lines 1751 1754) no Hoare annotation was computed. [2022-07-12 12:46:07,398 INFO L895 garLoopResultBuilder]: At program point L1718(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,398 INFO L899 garLoopResultBuilder]: For program point L1867(lines 1867 1870) no Hoare annotation was computed. [2022-07-12 12:46:07,399 INFO L895 garLoopResultBuilder]: At program point L1801(line 1801) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,399 INFO L899 garLoopResultBuilder]: For program point L1735(line 1735) no Hoare annotation was computed. [2022-07-12 12:46:07,399 INFO L899 garLoopResultBuilder]: For program point L1702(line 1702) no Hoare annotation was computed. [2022-07-12 12:46:07,399 INFO L902 garLoopResultBuilder]: At program point L2148(lines 2147 2149) the Hoare annotation is: true [2022-07-12 12:46:07,399 INFO L895 garLoopResultBuilder]: At program point L1636(lines 1623 1638) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,399 INFO L895 garLoopResultBuilder]: At program point L1570(lines 1561 1572) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,399 INFO L895 garLoopResultBuilder]: At program point L2049(lines 1969 2054) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,399 INFO L899 garLoopResultBuilder]: For program point L2016(lines 2016 2021) no Hoare annotation was computed. [2022-07-12 12:46:07,400 INFO L899 garLoopResultBuilder]: For program point L1917(lines 1917 1920) no Hoare annotation was computed. [2022-07-12 12:46:07,400 INFO L895 garLoopResultBuilder]: At program point L1620(lines 1611 1622) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,400 INFO L902 garLoopResultBuilder]: At program point L2033(lines 1969 2054) the Hoare annotation is: true [2022-07-12 12:46:07,400 INFO L899 garLoopResultBuilder]: For program point L1802(line 1802) no Hoare annotation was computed. [2022-07-12 12:46:07,400 INFO L895 garLoopResultBuilder]: At program point L1769(lines 1693 1815) the Hoare annotation is: (= ~ldv_spin~0 0) [2022-07-12 12:46:07,402 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-12 12:46:07,404 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-12 12:46:07,414 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.07 12:46:07 BoogieIcfgContainer [2022-07-12 12:46:07,415 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-12 12:46:07,415 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-12 12:46:07,415 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-12 12:46:07,415 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-12 12:46:07,416 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.07 12:46:04" (3/4) ... [2022-07-12 12:46:07,418 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-12 12:46:07,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __list_add [2022-07-12 12:46:07,421 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure outb [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __release_region [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_get_resource [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_allocate_port [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure msleep [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pnp_resource_valid [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __request_region [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_set_name [2022-07-12 12:46:07,422 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure gameport_free_port [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kzalloc [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure inb [2022-07-12 12:46:07,423 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __gameport_register_port [2022-07-12 12:46:07,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 81 nodes and edges [2022-07-12 12:46:07,433 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2022-07-12 12:46:07,434 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-12 12:46:07,435 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-12 12:46:07,436 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-12 12:46:07,540 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-12 12:46:07,540 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-12 12:46:07,541 INFO L158 Benchmark]: Toolchain (without parser) took 5133.63ms. Allocated memory was 111.1MB in the beginning and 224.4MB in the end (delta: 113.2MB). Free memory was 79.8MB in the beginning and 165.1MB in the end (delta: -85.3MB). Peak memory consumption was 131.6MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,541 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 111.1MB. Free memory was 68.8MB in the beginning and 68.8MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-12 12:46:07,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.99ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 79.8MB in the beginning and 115.5MB in the end (delta: -35.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 93.21ms. Allocated memory is still 146.8MB. Free memory was 115.5MB in the beginning and 108.9MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,542 INFO L158 Benchmark]: Boogie Preprocessor took 78.93ms. Allocated memory is still 146.8MB. Free memory was 108.9MB in the beginning and 103.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,542 INFO L158 Benchmark]: RCFGBuilder took 722.72ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,542 INFO L158 Benchmark]: TraceAbstraction took 3397.83ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 98.5MB in the beginning and 74.3MB in the end (delta: 24.2MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,542 INFO L158 Benchmark]: Witness Printer took 125.27ms. Allocated memory is still 224.4MB. Free memory was 74.3MB in the beginning and 165.1MB in the end (delta: -90.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-12 12:46:07,543 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.72ms. Allocated memory is still 111.1MB. Free memory was 68.8MB in the beginning and 68.8MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.99ms. Allocated memory was 111.1MB in the beginning and 146.8MB in the end (delta: 35.7MB). Free memory was 79.8MB in the beginning and 115.5MB in the end (delta: -35.7MB). Peak memory consumption was 34.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 93.21ms. Allocated memory is still 146.8MB. Free memory was 115.5MB in the beginning and 108.9MB in the end (delta: 6.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 78.93ms. Allocated memory is still 146.8MB. Free memory was 108.9MB in the beginning and 103.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 722.72ms. Allocated memory is still 146.8MB. Free memory was 103.0MB in the beginning and 98.9MB in the end (delta: 4.1MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * TraceAbstraction took 3397.83ms. Allocated memory was 146.8MB in the beginning and 224.4MB in the end (delta: 77.6MB). Free memory was 98.5MB in the beginning and 74.3MB in the end (delta: 24.2MB). Peak memory consumption was 101.8MB. Max. memory is 16.1GB. * Witness Printer took 125.27ms. Allocated memory is still 224.4MB. Free memory was 74.3MB in the beginning and 165.1MB in the end (delta: -90.8MB). Peak memory consumption was 14.7MB. 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: 1.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 943 SdHoareTripleChecker+Valid, 0.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 853 mSDsluCounter, 3015 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1467 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! [2022-07-12 12:46:07,585 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