./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point_true-unreach-call.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point_true-unreach-call.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(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash b99dd64fceecd7ec28eacbfc87912e383dac40ba ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 21:27:14,172 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 21:27:14,174 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 21:27:14,187 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 21:27:14,188 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 21:27:14,189 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 21:27:14,190 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 21:27:14,192 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 21:27:14,194 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 21:27:14,195 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 21:27:14,196 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 21:27:14,196 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 21:27:14,197 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 21:27:14,198 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 21:27:14,200 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 21:27:14,201 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 21:27:14,201 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 21:27:14,205 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 21:27:14,208 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 21:27:14,210 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 21:27:14,211 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 21:27:14,213 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 21:27:14,217 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 21:27:14,218 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 21:27:14,218 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 21:27:14,219 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 21:27:14,220 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 21:27:14,224 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 21:27:14,226 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 21:27:14,227 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 21:27:14,229 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 21:27:14,230 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 21:27:14,231 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 21:27:14,231 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 21:27:14,232 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 21:27:14,234 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 21:27:14,235 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-28 21:27:14,260 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 21:27:14,261 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 21:27:14,262 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 21:27:14,263 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 21:27:14,264 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 21:27:14,264 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 21:27:14,264 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 21:27:14,265 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 21:27:14,265 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 21:27:14,265 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 21:27:14,265 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 21:27:14,265 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 21:27:14,265 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 21:27:14,266 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 21:27:14,267 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 21:27:14,267 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 21:27:14,268 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 21:27:14,268 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 21:27:14,268 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 21:27:14,268 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 21:27:14,269 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 21:27:14,271 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 21:27:14,271 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 21:27:14,271 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 21:27:14,271 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 21:27:14,271 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 21:27:14,272 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 21:27:14,272 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-28 21:27:14,273 INFO L133 SettingsManager]: * To the following directory=dump/ 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(__VERIFIER_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 -> b99dd64fceecd7ec28eacbfc87912e383dac40ba [2018-11-28 21:27:14,335 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 21:27:14,355 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 21:27:14,362 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 21:27:14,364 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 21:27:14,364 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 21:27:14,365 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point_true-unreach-call.cil.out.i [2018-11-28 21:27:14,437 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f6ca540d/975180c855fb419c9b21f3420ab6392b/FLAG7b78cdf51 [2018-11-28 21:27:15,173 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 21:27:15,174 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/ldv-linux-3.16-rc1/43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point_true-unreach-call.cil.out.i [2018-11-28 21:27:15,206 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f6ca540d/975180c855fb419c9b21f3420ab6392b/FLAG7b78cdf51 [2018-11-28 21:27:15,251 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9f6ca540d/975180c855fb419c9b21f3420ab6392b [2018-11-28 21:27:15,256 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 21:27:15,258 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 21:27:15,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 21:27:15,260 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 21:27:15,266 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 21:27:15,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 09:27:15" (1/1) ... [2018-11-28 21:27:15,273 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d8af14e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:15, skipping insertion in model container [2018-11-28 21:27:15,274 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 09:27:15" (1/1) ... [2018-11-28 21:27:15,284 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 21:27:15,414 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 21:27:16,001 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2018-11-28 21:27:16,002 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2018-11-28 21:27:16,737 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 21:27:16,821 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 21:27:16,910 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name show at C: (*show)(struct kobject___0 * , struct attribute___0 * , char * ) [3059] [2018-11-28 21:27:16,911 WARN L1126 CHandler]: Detected problem Invalid redeclaration of the name store at C: (*store)(struct kobject___0 * , struct attribute___0 * , char const * , size_t ) [3060-3061] [2018-11-28 21:27:17,004 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 21:27:17,100 INFO L195 MainTranslator]: Completed translation [2018-11-28 21:27:17,101 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17 WrapperNode [2018-11-28 21:27:17,101 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 21:27:17,102 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 21:27:17,103 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 21:27:17,103 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 21:27:17,115 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,188 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,215 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 21:27:17,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 21:27:17,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 21:27:17,217 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 21:27:17,234 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,234 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,267 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,389 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... [2018-11-28 21:27:17,405 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 21:27:17,406 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 21:27:17,407 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 21:27:17,407 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 21:27:17,408 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 21:27:17,490 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2018-11-28 21:27:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2018-11-28 21:27:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-11-28 21:27:17,491 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-11-28 21:27:17,491 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-28 21:27:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-28 21:27:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2018-11-28 21:27:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2018-11-28 21:27:17,492 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-28 21:27:17,492 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2018-11-28 21:27:17,493 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2018-11-28 21:27:17,497 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2018-11-28 21:27:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 21:27:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-28 21:27:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-28 21:27:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2018-11-28 21:27:17,498 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2018-11-28 21:27:17,498 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-28 21:27:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-28 21:27:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-28 21:27:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-28 21:27:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-28 21:27:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2018-11-28 21:27:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2018-11-28 21:27:17,499 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2018-11-28 21:27:17,499 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2018-11-28 21:27:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2018-11-28 21:27:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2018-11-28 21:27:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-28 21:27:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2018-11-28 21:27:17,500 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-28 21:27:17,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-28 21:27:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2018-11-28 21:27:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2018-11-28 21:27:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-28 21:27:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2018-11-28 21:27:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2018-11-28 21:27:17,501 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-28 21:27:17,501 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-28 21:27:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2018-11-28 21:27:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2018-11-28 21:27:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2018-11-28 21:27:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2018-11-28 21:27:17,502 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-28 21:27:17,502 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2018-11-28 21:27:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-28 21:27:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-28 21:27:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-11-28 21:27:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-28 21:27:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-28 21:27:17,503 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2018-11-28 21:27:17,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2018-11-28 21:27:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-28 21:27:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-28 21:27:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-28 21:27:17,504 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2018-11-28 21:27:17,504 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-28 21:27:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-28 21:27:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-28 21:27:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-28 21:27:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-28 21:27:17,505 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-28 21:27:17,505 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2018-11-28 21:27:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2018-11-28 21:27:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 21:27:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 21:27:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-11-28 21:27:17,506 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2018-11-28 21:27:17,506 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2018-11-28 21:27:17,508 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2018-11-28 21:27:17,508 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2018-11-28 21:27:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2018-11-28 21:27:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_19 [2018-11-28 21:27:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_19 [2018-11-28 21:27:17,509 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-28 21:27:17,509 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-28 21:27:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2018-11-28 21:27:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2018-11-28 21:27:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2018-11-28 21:27:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2018-11-28 21:27:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2018-11-28 21:27:17,510 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2018-11-28 21:27:17,510 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-28 21:27:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-28 21:27:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 21:27:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 21:27:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-28 21:27:17,511 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-11-28 21:27:17,511 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-28 21:27:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2018-11-28 21:27:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2018-11-28 21:27:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2018-11-28 21:27:17,515 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2018-11-28 21:27:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-28 21:27:17,515 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-28 21:27:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2018-11-28 21:27:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-28 21:27:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_20 [2018-11-28 21:27:17,517 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_20 [2018-11-28 21:27:17,517 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-28 21:27:17,518 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-28 21:27:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2018-11-28 21:27:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2018-11-28 21:27:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2018-11-28 21:27:17,519 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2018-11-28 21:27:17,519 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-28 21:27:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-28 21:27:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2018-11-28 21:27:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2018-11-28 21:27:17,520 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2018-11-28 21:27:17,520 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2018-11-28 21:27:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-28 21:27:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-28 21:27:17,522 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2018-11-28 21:27:17,522 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2018-11-28 21:27:17,523 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-28 21:27:17,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2018-11-28 21:27:17,524 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2018-11-28 21:27:17,524 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2018-11-28 21:27:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-28 21:27:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-11-28 21:27:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_file_operations_1 [2018-11-28 21:27:17,525 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_file_operations_1 [2018-11-28 21:27:17,525 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2018-11-28 21:27:17,526 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2018-11-28 21:27:17,526 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2018-11-28 21:27:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2018-11-28 21:27:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-28 21:27:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-28 21:27:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-28 21:27:17,527 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2018-11-28 21:27:17,527 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2018-11-28 21:27:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2018-11-28 21:27:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_to_user_overflow [2018-11-28 21:27:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_to_user_overflow [2018-11-28 21:27:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2018-11-28 21:27:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2018-11-28 21:27:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2018-11-28 21:27:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2018-11-28 21:27:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure __copy_from_user_overflow [2018-11-28 21:27:17,530 INFO L138 BoogieDeclarations]: Found implementation of procedure __copy_from_user_overflow [2018-11-28 21:27:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 21:27:17,530 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kmalloc_12 [2018-11-28 21:27:17,532 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kmalloc_12 [2018-11-28 21:27:17,532 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-28 21:27:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-28 21:27:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2018-11-28 21:27:17,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2018-11-28 21:27:17,533 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-28 21:27:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-11-28 21:27:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 21:27:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 21:27:17,534 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2018-11-28 21:27:17,534 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2018-11-28 21:27:17,535 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-28 21:27:17,535 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-28 21:27:22,255 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 21:27:22,255 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-28 21:27:22,255 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 09:27:22 BoogieIcfgContainer [2018-11-28 21:27:22,256 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 21:27:22,257 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 21:27:22,257 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 21:27:22,260 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 21:27:22,260 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 09:27:15" (1/3) ... [2018-11-28 21:27:22,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240bbe01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 09:27:22, skipping insertion in model container [2018-11-28 21:27:22,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 09:27:17" (2/3) ... [2018-11-28 21:27:22,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@240bbe01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 09:27:22, skipping insertion in model container [2018-11-28 21:27:22,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 09:27:22" (3/3) ... [2018-11-28 21:27:22,264 INFO L112 eAbstractionObserver]: Analyzing ICFG 43_2a_consumption_linux-3.16-rc1.tar.xz-43_2a-drivers--block--paride--pg.ko-entry_point_true-unreach-call.cil.out.i [2018-11-28 21:27:22,274 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 21:27:22,283 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 21:27:22,304 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 21:27:22,352 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 21:27:22,353 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 21:27:22,353 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 21:27:22,353 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 21:27:22,353 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 21:27:22,353 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 21:27:22,353 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 21:27:22,353 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 21:27:22,354 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 21:27:22,386 INFO L276 IsEmpty]: Start isEmpty. Operand 603 states. [2018-11-28 21:27:22,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2018-11-28 21:27:22,413 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:22,414 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:22,417 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:22,423 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:22,424 INFO L82 PathProgramCache]: Analyzing trace with hash -1595100545, now seen corresponding path program 1 times [2018-11-28 21:27:22,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:22,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:22,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:22,491 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:22,491 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:23,195 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2018-11-28 21:27:23,198 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:23,198 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 21:27:23,203 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 21:27:23,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 21:27:23,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:23,223 INFO L87 Difference]: Start difference. First operand 603 states. Second operand 3 states. [2018-11-28 21:27:23,704 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:23,705 INFO L93 Difference]: Finished difference Result 1509 states and 1945 transitions. [2018-11-28 21:27:23,705 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 21:27:23,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 125 [2018-11-28 21:27:23,707 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:23,734 INFO L225 Difference]: With dead ends: 1509 [2018-11-28 21:27:23,735 INFO L226 Difference]: Without dead ends: 851 [2018-11-28 21:27:23,749 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:23,776 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2018-11-28 21:27:23,923 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 839. [2018-11-28 21:27:23,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 839 states. [2018-11-28 21:27:23,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 839 states to 839 states and 1084 transitions. [2018-11-28 21:27:23,938 INFO L78 Accepts]: Start accepts. Automaton has 839 states and 1084 transitions. Word has length 125 [2018-11-28 21:27:23,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:23,940 INFO L480 AbstractCegarLoop]: Abstraction has 839 states and 1084 transitions. [2018-11-28 21:27:23,940 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 21:27:23,940 INFO L276 IsEmpty]: Start isEmpty. Operand 839 states and 1084 transitions. [2018-11-28 21:27:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2018-11-28 21:27:23,957 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:23,957 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:23,961 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:23,962 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:23,962 INFO L82 PathProgramCache]: Analyzing trace with hash -2094600587, now seen corresponding path program 1 times [2018-11-28 21:27:23,962 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:23,962 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:23,967 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:23,968 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:23,968 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:24,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:24,346 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2018-11-28 21:27:24,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:24,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 21:27:24,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 21:27:24,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 21:27:24,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:24,351 INFO L87 Difference]: Start difference. First operand 839 states and 1084 transitions. Second operand 3 states. [2018-11-28 21:27:24,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:24,498 INFO L93 Difference]: Finished difference Result 1663 states and 2161 transitions. [2018-11-28 21:27:24,498 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 21:27:24,499 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 189 [2018-11-28 21:27:24,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:24,506 INFO L225 Difference]: With dead ends: 1663 [2018-11-28 21:27:24,506 INFO L226 Difference]: Without dead ends: 851 [2018-11-28 21:27:24,511 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:24,513 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 851 states. [2018-11-28 21:27:24,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 851 to 841. [2018-11-28 21:27:24,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 841 states. [2018-11-28 21:27:24,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 841 states and 1086 transitions. [2018-11-28 21:27:24,558 INFO L78 Accepts]: Start accepts. Automaton has 841 states and 1086 transitions. Word has length 189 [2018-11-28 21:27:24,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:24,560 INFO L480 AbstractCegarLoop]: Abstraction has 841 states and 1086 transitions. [2018-11-28 21:27:24,560 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 21:27:24,560 INFO L276 IsEmpty]: Start isEmpty. Operand 841 states and 1086 transitions. [2018-11-28 21:27:24,566 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 199 [2018-11-28 21:27:24,566 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:24,567 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:24,567 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:24,567 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:24,567 INFO L82 PathProgramCache]: Analyzing trace with hash -1264552862, now seen corresponding path program 1 times [2018-11-28 21:27:24,568 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:24,569 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:24,572 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:24,572 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:24,573 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:24,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:24,806 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-28 21:27:24,806 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:24,806 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 21:27:24,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 21:27:24,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 21:27:24,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:24,814 INFO L87 Difference]: Start difference. First operand 841 states and 1086 transitions. Second operand 3 states. [2018-11-28 21:27:24,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:24,988 INFO L93 Difference]: Finished difference Result 1679 states and 2185 transitions. [2018-11-28 21:27:24,989 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 21:27:24,989 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 198 [2018-11-28 21:27:24,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:25,000 INFO L225 Difference]: With dead ends: 1679 [2018-11-28 21:27:25,001 INFO L226 Difference]: Without dead ends: 865 [2018-11-28 21:27:25,005 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:25,009 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 865 states. [2018-11-28 21:27:25,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 865 to 843. [2018-11-28 21:27:25,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 843 states. [2018-11-28 21:27:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 843 states to 843 states and 1088 transitions. [2018-11-28 21:27:25,062 INFO L78 Accepts]: Start accepts. Automaton has 843 states and 1088 transitions. Word has length 198 [2018-11-28 21:27:25,062 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:25,063 INFO L480 AbstractCegarLoop]: Abstraction has 843 states and 1088 transitions. [2018-11-28 21:27:25,063 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 21:27:25,063 INFO L276 IsEmpty]: Start isEmpty. Operand 843 states and 1088 transitions. [2018-11-28 21:27:25,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-28 21:27:25,070 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:25,071 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:25,071 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:25,071 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:25,071 INFO L82 PathProgramCache]: Analyzing trace with hash 513352312, now seen corresponding path program 1 times [2018-11-28 21:27:25,071 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:25,073 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:25,076 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:25,077 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:25,077 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:25,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:25,343 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-28 21:27:25,343 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:25,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 21:27:25,344 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 21:27:25,344 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 21:27:25,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:25,345 INFO L87 Difference]: Start difference. First operand 843 states and 1088 transitions. Second operand 3 states. [2018-11-28 21:27:25,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:25,487 INFO L93 Difference]: Finished difference Result 1689 states and 2197 transitions. [2018-11-28 21:27:25,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 21:27:25,489 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 203 [2018-11-28 21:27:25,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:25,495 INFO L225 Difference]: With dead ends: 1689 [2018-11-28 21:27:25,496 INFO L226 Difference]: Without dead ends: 873 [2018-11-28 21:27:25,500 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:25,502 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 873 states. [2018-11-28 21:27:25,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 873 to 869. [2018-11-28 21:27:25,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 869 states. [2018-11-28 21:27:25,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 869 states to 869 states and 1128 transitions. [2018-11-28 21:27:25,544 INFO L78 Accepts]: Start accepts. Automaton has 869 states and 1128 transitions. Word has length 203 [2018-11-28 21:27:25,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:25,545 INFO L480 AbstractCegarLoop]: Abstraction has 869 states and 1128 transitions. [2018-11-28 21:27:25,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 21:27:25,545 INFO L276 IsEmpty]: Start isEmpty. Operand 869 states and 1128 transitions. [2018-11-28 21:27:25,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2018-11-28 21:27:25,553 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:25,553 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:25,554 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:25,554 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:25,554 INFO L82 PathProgramCache]: Analyzing trace with hash -1425186985, now seen corresponding path program 1 times [2018-11-28 21:27:25,554 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:25,556 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:25,559 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:25,559 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:25,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:25,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:26,079 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-28 21:27:26,079 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:26,080 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 21:27:26,081 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 21:27:26,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 21:27:26,081 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 21:27:26,081 INFO L87 Difference]: Start difference. First operand 869 states and 1128 transitions. Second operand 5 states. [2018-11-28 21:27:26,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:26,280 INFO L93 Difference]: Finished difference Result 1725 states and 2245 transitions. [2018-11-28 21:27:26,281 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 21:27:26,281 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 203 [2018-11-28 21:27:26,281 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:26,287 INFO L225 Difference]: With dead ends: 1725 [2018-11-28 21:27:26,288 INFO L226 Difference]: Without dead ends: 883 [2018-11-28 21:27:26,292 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 21:27:26,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 883 states. [2018-11-28 21:27:26,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 883 to 883. [2018-11-28 21:27:26,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2018-11-28 21:27:26,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1142 transitions. [2018-11-28 21:27:26,332 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1142 transitions. Word has length 203 [2018-11-28 21:27:26,332 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:26,332 INFO L480 AbstractCegarLoop]: Abstraction has 883 states and 1142 transitions. [2018-11-28 21:27:26,332 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 21:27:26,332 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1142 transitions. [2018-11-28 21:27:26,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 214 [2018-11-28 21:27:26,338 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:26,339 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:26,339 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:26,339 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:26,339 INFO L82 PathProgramCache]: Analyzing trace with hash 956495239, now seen corresponding path program 1 times [2018-11-28 21:27:26,339 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:26,340 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:26,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:26,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:26,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:26,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:26,728 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-28 21:27:26,728 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:26,728 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 21:27:26,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 21:27:26,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 21:27:26,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 21:27:26,730 INFO L87 Difference]: Start difference. First operand 883 states and 1142 transitions. Second operand 5 states. [2018-11-28 21:27:26,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:26,940 INFO L93 Difference]: Finished difference Result 1757 states and 2289 transitions. [2018-11-28 21:27:26,945 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-28 21:27:26,946 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 213 [2018-11-28 21:27:26,946 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:26,957 INFO L225 Difference]: With dead ends: 1757 [2018-11-28 21:27:26,957 INFO L226 Difference]: Without dead ends: 901 [2018-11-28 21:27:26,963 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 21:27:26,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 901 states. [2018-11-28 21:27:27,005 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 901 to 891. [2018-11-28 21:27:27,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 891 states. [2018-11-28 21:27:27,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 891 states to 891 states and 1154 transitions. [2018-11-28 21:27:27,015 INFO L78 Accepts]: Start accepts. Automaton has 891 states and 1154 transitions. Word has length 213 [2018-11-28 21:27:27,015 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:27,015 INFO L480 AbstractCegarLoop]: Abstraction has 891 states and 1154 transitions. [2018-11-28 21:27:27,015 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 21:27:27,015 INFO L276 IsEmpty]: Start isEmpty. Operand 891 states and 1154 transitions. [2018-11-28 21:27:27,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2018-11-28 21:27:27,025 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:27,025 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:27,026 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:27,027 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:27,027 INFO L82 PathProgramCache]: Analyzing trace with hash 226098441, now seen corresponding path program 1 times [2018-11-28 21:27:27,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:27,027 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:27,034 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:27,035 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:27,036 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:27,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:27,438 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2018-11-28 21:27:27,438 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:27,439 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-28 21:27:27,439 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-28 21:27:27,439 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-28 21:27:27,439 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-28 21:27:27,440 INFO L87 Difference]: Start difference. First operand 891 states and 1154 transitions. Second operand 5 states. [2018-11-28 21:27:27,814 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:27,814 INFO L93 Difference]: Finished difference Result 1823 states and 2389 transitions. [2018-11-28 21:27:27,816 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 21:27:27,816 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 218 [2018-11-28 21:27:27,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:27,826 INFO L225 Difference]: With dead ends: 1823 [2018-11-28 21:27:27,828 INFO L226 Difference]: Without dead ends: 959 [2018-11-28 21:27:27,833 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-28 21:27:27,837 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 959 states. [2018-11-28 21:27:27,897 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 959 to 899. [2018-11-28 21:27:27,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 899 states. [2018-11-28 21:27:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 899 states to 899 states and 1162 transitions. [2018-11-28 21:27:27,907 INFO L78 Accepts]: Start accepts. Automaton has 899 states and 1162 transitions. Word has length 218 [2018-11-28 21:27:27,908 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:27,910 INFO L480 AbstractCegarLoop]: Abstraction has 899 states and 1162 transitions. [2018-11-28 21:27:27,910 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-28 21:27:27,910 INFO L276 IsEmpty]: Start isEmpty. Operand 899 states and 1162 transitions. [2018-11-28 21:27:27,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 324 [2018-11-28 21:27:27,921 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:27,921 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:27,922 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:27,922 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:27,922 INFO L82 PathProgramCache]: Analyzing trace with hash 379790400, now seen corresponding path program 1 times [2018-11-28 21:27:27,922 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:27,922 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:27,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:27,928 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:27,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:28,305 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 171 trivial. 0 not checked. [2018-11-28 21:27:28,305 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:28,306 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 21:27:28,306 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 21:27:28,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 21:27:28,308 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 21:27:28,308 INFO L87 Difference]: Start difference. First operand 899 states and 1162 transitions. Second operand 4 states. [2018-11-28 21:27:28,500 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:28,500 INFO L93 Difference]: Finished difference Result 1817 states and 2396 transitions. [2018-11-28 21:27:28,501 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 21:27:28,501 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 323 [2018-11-28 21:27:28,502 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:28,509 INFO L225 Difference]: With dead ends: 1817 [2018-11-28 21:27:28,509 INFO L226 Difference]: Without dead ends: 945 [2018-11-28 21:27:28,516 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 21:27:28,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 945 states. [2018-11-28 21:27:28,557 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 945 to 903. [2018-11-28 21:27:28,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2018-11-28 21:27:28,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1166 transitions. [2018-11-28 21:27:28,566 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1166 transitions. Word has length 323 [2018-11-28 21:27:28,566 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:28,566 INFO L480 AbstractCegarLoop]: Abstraction has 903 states and 1166 transitions. [2018-11-28 21:27:28,566 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 21:27:28,567 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1166 transitions. [2018-11-28 21:27:28,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 333 [2018-11-28 21:27:28,578 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:28,578 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:28,578 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:28,579 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:28,579 INFO L82 PathProgramCache]: Analyzing trace with hash 93136736, now seen corresponding path program 1 times [2018-11-28 21:27:28,579 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:28,579 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:28,584 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:28,584 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:28,585 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:28,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:28,942 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2018-11-28 21:27:28,942 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:28,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 21:27:28,943 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 21:27:28,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 21:27:28,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:28,944 INFO L87 Difference]: Start difference. First operand 903 states and 1166 transitions. Second operand 3 states. [2018-11-28 21:27:29,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:29,156 INFO L93 Difference]: Finished difference Result 1789 states and 2348 transitions. [2018-11-28 21:27:29,156 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 21:27:29,156 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 332 [2018-11-28 21:27:29,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:29,162 INFO L225 Difference]: With dead ends: 1789 [2018-11-28 21:27:29,162 INFO L226 Difference]: Without dead ends: 913 [2018-11-28 21:27:29,167 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 21:27:29,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 913 states. [2018-11-28 21:27:29,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 913 to 907. [2018-11-28 21:27:29,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 907 states. [2018-11-28 21:27:29,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 907 states to 907 states and 1170 transitions. [2018-11-28 21:27:29,207 INFO L78 Accepts]: Start accepts. Automaton has 907 states and 1170 transitions. Word has length 332 [2018-11-28 21:27:29,207 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:29,207 INFO L480 AbstractCegarLoop]: Abstraction has 907 states and 1170 transitions. [2018-11-28 21:27:29,207 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 21:27:29,208 INFO L276 IsEmpty]: Start isEmpty. Operand 907 states and 1170 transitions. [2018-11-28 21:27:29,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 344 [2018-11-28 21:27:29,216 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:29,216 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:29,217 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:29,217 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:29,217 INFO L82 PathProgramCache]: Analyzing trace with hash -1349481270, now seen corresponding path program 1 times [2018-11-28 21:27:29,217 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:29,218 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:29,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:29,220 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:29,220 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:29,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:29,950 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-28 21:27:29,950 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:29,950 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 21:27:29,951 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 21:27:29,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 21:27:29,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 21:27:29,952 INFO L87 Difference]: Start difference. First operand 907 states and 1170 transitions. Second operand 7 states. [2018-11-28 21:27:30,442 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:30,442 INFO L93 Difference]: Finished difference Result 1821 states and 2392 transitions. [2018-11-28 21:27:30,442 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 21:27:30,443 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 343 [2018-11-28 21:27:30,443 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:30,449 INFO L225 Difference]: With dead ends: 1821 [2018-11-28 21:27:30,449 INFO L226 Difference]: Without dead ends: 941 [2018-11-28 21:27:30,454 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-28 21:27:30,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 941 states. [2018-11-28 21:27:30,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 941 to 935. [2018-11-28 21:27:30,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 935 states. [2018-11-28 21:27:30,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 935 states and 1208 transitions. [2018-11-28 21:27:30,493 INFO L78 Accepts]: Start accepts. Automaton has 935 states and 1208 transitions. Word has length 343 [2018-11-28 21:27:30,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:30,493 INFO L480 AbstractCegarLoop]: Abstraction has 935 states and 1208 transitions. [2018-11-28 21:27:30,493 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 21:27:30,493 INFO L276 IsEmpty]: Start isEmpty. Operand 935 states and 1208 transitions. [2018-11-28 21:27:30,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-11-28 21:27:30,502 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:30,502 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:30,503 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:30,503 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:30,503 INFO L82 PathProgramCache]: Analyzing trace with hash 1921131624, now seen corresponding path program 1 times [2018-11-28 21:27:30,503 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:30,503 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:30,505 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:30,506 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:30,506 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:30,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:31,346 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2018-11-28 21:27:31,346 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 21:27:31,346 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 21:27:31,347 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 21:27:31,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 21:27:31,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 21:27:31,348 INFO L87 Difference]: Start difference. First operand 935 states and 1208 transitions. Second operand 7 states. [2018-11-28 21:27:32,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:32,192 INFO L93 Difference]: Finished difference Result 1863 states and 2433 transitions. [2018-11-28 21:27:32,193 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 21:27:32,193 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 345 [2018-11-28 21:27:32,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:32,205 INFO L225 Difference]: With dead ends: 1863 [2018-11-28 21:27:32,205 INFO L226 Difference]: Without dead ends: 955 [2018-11-28 21:27:32,211 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2018-11-28 21:27:32,214 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 955 states. [2018-11-28 21:27:32,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 955 to 939. [2018-11-28 21:27:32,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 939 states. [2018-11-28 21:27:32,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 939 states and 1212 transitions. [2018-11-28 21:27:32,262 INFO L78 Accepts]: Start accepts. Automaton has 939 states and 1212 transitions. Word has length 345 [2018-11-28 21:27:32,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:32,265 INFO L480 AbstractCegarLoop]: Abstraction has 939 states and 1212 transitions. [2018-11-28 21:27:32,265 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 21:27:32,266 INFO L276 IsEmpty]: Start isEmpty. Operand 939 states and 1212 transitions. [2018-11-28 21:27:32,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 346 [2018-11-28 21:27:32,280 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:32,280 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:32,281 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:32,281 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:32,281 INFO L82 PathProgramCache]: Analyzing trace with hash 1200212202, now seen corresponding path program 1 times [2018-11-28 21:27:32,281 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:32,281 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:32,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:32,286 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:32,286 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:32,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:32,771 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 2 proven. 13 refuted. 0 times theorem prover too weak. 184 trivial. 0 not checked. [2018-11-28 21:27:32,772 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 21:27:32,772 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 21:27:32,801 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:33,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:33,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 21:27:33,605 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 88 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2018-11-28 21:27:33,648 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 21:27:33,649 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 6 [2018-11-28 21:27:33,650 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 21:27:33,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 21:27:33,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 21:27:33,652 INFO L87 Difference]: Start difference. First operand 939 states and 1212 transitions. Second operand 6 states. [2018-11-28 21:27:33,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:33,963 INFO L93 Difference]: Finished difference Result 1870 states and 2451 transitions. [2018-11-28 21:27:33,964 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 21:27:33,964 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 345 [2018-11-28 21:27:33,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:33,972 INFO L225 Difference]: With dead ends: 1870 [2018-11-28 21:27:33,973 INFO L226 Difference]: Without dead ends: 958 [2018-11-28 21:27:33,978 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 349 GetRequests, 345 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 21:27:33,981 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 958 states. [2018-11-28 21:27:34,029 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 958 to 948. [2018-11-28 21:27:34,030 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 948 states. [2018-11-28 21:27:34,036 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 948 states to 948 states and 1227 transitions. [2018-11-28 21:27:34,036 INFO L78 Accepts]: Start accepts. Automaton has 948 states and 1227 transitions. Word has length 345 [2018-11-28 21:27:34,037 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:34,037 INFO L480 AbstractCegarLoop]: Abstraction has 948 states and 1227 transitions. [2018-11-28 21:27:34,037 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 21:27:34,038 INFO L276 IsEmpty]: Start isEmpty. Operand 948 states and 1227 transitions. [2018-11-28 21:27:34,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 410 [2018-11-28 21:27:34,053 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 21:27:34,053 INFO L402 BasicCegarLoop]: trace histogram [10, 10, 7, 7, 7, 7, 7, 6, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 21:27:34,055 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 21:27:34,055 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 21:27:34,056 INFO L82 PathProgramCache]: Analyzing trace with hash 1902230224, now seen corresponding path program 1 times [2018-11-28 21:27:34,056 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 21:27:34,056 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 21:27:34,061 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:34,062 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:34,063 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 21:27:34,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:35,566 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 422 trivial. 0 not checked. [2018-11-28 21:27:35,567 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 21:27:35,567 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 21:27:35,592 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 21:27:36,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 21:27:36,178 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 21:27:36,668 INFO L134 CoverageAnalysis]: Checked inductivity of 430 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 430 trivial. 0 not checked. [2018-11-28 21:27:36,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 21:27:36,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [10] total 11 [2018-11-28 21:27:36,713 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2018-11-28 21:27:36,713 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2018-11-28 21:27:36,713 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2018-11-28 21:27:36,713 INFO L87 Difference]: Start difference. First operand 948 states and 1227 transitions. Second operand 11 states. [2018-11-28 21:27:38,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 21:27:38,251 INFO L93 Difference]: Finished difference Result 1896 states and 2490 transitions. [2018-11-28 21:27:38,252 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-28 21:27:38,253 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 409 [2018-11-28 21:27:38,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 21:27:38,254 INFO L225 Difference]: With dead ends: 1896 [2018-11-28 21:27:38,255 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 21:27:38,261 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 428 GetRequests, 411 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=51, Invalid=291, Unknown=0, NotChecked=0, Total=342 [2018-11-28 21:27:38,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 21:27:38,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 21:27:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 21:27:38,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 21:27:38,265 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 409 [2018-11-28 21:27:38,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 21:27:38,267 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 21:27:38,267 INFO L481 AbstractCegarLoop]: Interpolant automaton has 11 states. [2018-11-28 21:27:38,267 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 21:27:38,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 21:27:38,273 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 21:27:40,906 WARN L180 SmtUtils]: Spent 159.00 ms on a formula simplification. DAG size of input: 15 DAG size of output: 7 [2018-11-28 21:27:41,307 WARN L180 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 12 DAG size of output: 7 [2018-11-28 21:27:42,902 INFO L448 ceAbstractionStarter]: For program point L3360(lines 3360 3369) no Hoare annotation was computed. [2018-11-28 21:27:42,902 INFO L448 ceAbstractionStarter]: For program point L3361-1(line 3361) no Hoare annotation was computed. [2018-11-28 21:27:42,902 INFO L451 ceAbstractionStarter]: At program point L3361(line 3361) the Hoare annotation is: true [2018-11-28 21:27:42,902 INFO L451 ceAbstractionStarter]: At program point L3358(line 3358) the Hoare annotation is: true [2018-11-28 21:27:42,902 INFO L448 ceAbstractionStarter]: For program point L3359(line 3359) no Hoare annotation was computed. [2018-11-28 21:27:42,902 INFO L451 ceAbstractionStarter]: At program point L3358-1(line 3358) the Hoare annotation is: true [2018-11-28 21:27:42,902 INFO L448 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 3349 3372) no Hoare annotation was computed. [2018-11-28 21:27:42,902 INFO L451 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 3349 3372) the Hoare annotation is: true [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L3367-1(lines 3360 3369) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L451 ceAbstractionStarter]: At program point L3367(line 3367) the Hoare annotation is: true [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L3364(lines 3364 3368) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L3365-1(line 3365) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L451 ceAbstractionStarter]: At program point L3365(line 3365) the Hoare annotation is: true [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L3363-1(line 3363) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L451 ceAbstractionStarter]: At program point L3363(line 3363) the Hoare annotation is: true [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 3349 3372) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L4187(lines 4187 4190) no Hoare annotation was computed. [2018-11-28 21:27:42,903 INFO L448 ceAbstractionStarter]: For program point L4187-2(lines 4187 4190) no Hoare annotation was computed. [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point L4181-1(line 4181) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point L4181(line 4181) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,904 INFO L448 ceAbstractionStarter]: For program point pg_exitEXIT(lines 4161 4199) no Hoare annotation was computed. [2018-11-28 21:27:42,904 INFO L448 ceAbstractionStarter]: For program point L4171-1(lines 4171 4174) no Hoare annotation was computed. [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point pg_exitENTRY(lines 4161 4199) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,904 INFO L448 ceAbstractionStarter]: For program point L4171(lines 4171 4174) no Hoare annotation was computed. [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point L4194(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point L4192(lines 4166 4198) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-28 21:27:42,904 INFO L444 ceAbstractionStarter]: At program point L4188(line 4188) the Hoare annotation is: (= ~ldv_state_variable_1~0 0) [2018-11-28 21:27:42,905 INFO L448 ceAbstractionStarter]: For program point L4188-1(line 4188) no Hoare annotation was computed. [2018-11-28 21:27:42,905 INFO L448 ceAbstractionStarter]: For program point L4182(line 4182) no Hoare annotation was computed. [2018-11-28 21:27:42,905 INFO L444 ceAbstractionStarter]: At program point L4178(lines 4166 4198) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,905 INFO L444 ceAbstractionStarter]: At program point L4176(lines 4166 4198) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,905 INFO L444 ceAbstractionStarter]: At program point L4172(line 4172) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,905 INFO L448 ceAbstractionStarter]: For program point pg_exitFINAL(lines 4161 4199) no Hoare annotation was computed. [2018-11-28 21:27:42,905 INFO L451 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4542 4544) the Hoare annotation is: true [2018-11-28 21:27:42,905 INFO L448 ceAbstractionStarter]: For program point pi_releaseFINAL(lines 4542 4544) no Hoare annotation was computed. [2018-11-28 21:27:42,905 INFO L448 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4542 4544) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L451 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3937 3947) the Hoare annotation is: true [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3937 3947) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L451 ceAbstractionStarter]: At program point L3944(line 3944) the Hoare annotation is: true [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point pg_releaseFINAL(lines 3937 3947) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L451 ceAbstractionStarter]: At program point L3942(line 3942) the Hoare annotation is: true [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point L3944-1(line 3944) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point L3942-1(line 3942) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point L3473-1(line 3473) no Hoare annotation was computed. [2018-11-28 21:27:42,906 INFO L451 ceAbstractionStarter]: At program point L3473(line 3473) the Hoare annotation is: true [2018-11-28 21:27:42,906 INFO L448 ceAbstractionStarter]: For program point write_regFINAL(lines 3470 3476) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L451 ceAbstractionStarter]: At program point write_regENTRY(lines 3470 3476) the Hoare annotation is: true [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point write_regEXIT(lines 3470 3476) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 3317 3325) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L451 ceAbstractionStarter]: At program point L3322(line 3322) the Hoare annotation is: true [2018-11-28 21:27:42,907 INFO L451 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 3317 3325) the Hoare annotation is: true [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point L3322-1(line 3322) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 3317 3325) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L451 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3826 3890) the Hoare annotation is: true [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point pg_detectFINAL(lines 3826 3890) no Hoare annotation was computed. [2018-11-28 21:27:42,907 INFO L448 ceAbstractionStarter]: For program point L3843(lines 3843 3852) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3864(lines 3864 3873) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L444 ceAbstractionStarter]: At program point L3844(line 3844) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2018-11-28 21:27:42,908 INFO L451 ceAbstractionStarter]: At program point L3877(lines 3853 3882) the Hoare annotation is: true [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3844-1(line 3844) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3840(lines 3840 3882) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3840-1(lines 3836 3889) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3865-1(line 3865) no Hoare annotation was computed. [2018-11-28 21:27:42,908 INFO L451 ceAbstractionStarter]: At program point L3865(line 3865) the Hoare annotation is: true [2018-11-28 21:27:42,908 INFO L448 ceAbstractionStarter]: For program point L3849-1(line 3849) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L444 ceAbstractionStarter]: At program point L3849(line 3849) the Hoare annotation is: (or (and (= pg_detect_~k~3 0) (not (= 0 pg_detect_~tmp~17))) (not (= ~ldv_spin~0 0))) [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point L3845(lines 3845 3850) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L451 ceAbstractionStarter]: At program point L3874(lines 3853 3882) the Hoare annotation is: true [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point L3841-1(lines 3841 3842) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L444 ceAbstractionStarter]: At program point L3841(lines 3841 3842) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= pg_detect_~k~3 0)) [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3826 3890) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L451 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: true [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point L3866(lines 3866 3871) no Hoare annotation was computed. [2018-11-28 21:27:42,909 INFO L451 ceAbstractionStarter]: At program point L3862(lines 3862 3863) the Hoare annotation is: true [2018-11-28 21:27:42,909 INFO L448 ceAbstractionStarter]: For program point L3862-1(lines 3862 3863) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point L3858(lines 3858 3861) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L451 ceAbstractionStarter]: At program point L3879(lines 3853 3882) the Hoare annotation is: true [2018-11-28 21:27:42,910 INFO L451 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4528 4530) the Hoare annotation is: true [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point pi_disconnectFINAL(lines 4528 4530) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4528 4530) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4474 4476) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L451 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4474 4476) the Hoare annotation is: true [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point __register_chrdevFINAL(lines 4474 4476) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point L3458-1(line 3458) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L448 ceAbstractionStarter]: For program point status_regEXIT(lines 3454 3461) no Hoare annotation was computed. [2018-11-28 21:27:42,910 INFO L451 ceAbstractionStarter]: At program point status_regENTRY(lines 3454 3461) the Hoare annotation is: true [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point status_regFINAL(lines 3454 3461) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L451 ceAbstractionStarter]: At program point L3458(line 3458) the Hoare annotation is: true [2018-11-28 21:27:42,911 INFO L451 ceAbstractionStarter]: At program point L3180(line 3180) the Hoare annotation is: true [2018-11-28 21:27:42,911 INFO L451 ceAbstractionStarter]: At program point __kmallocENTRY(lines 3178 3181) the Hoare annotation is: true [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point __kmallocFINAL(lines 3178 3181) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point L3180-1(line 3180) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point __kmallocEXIT(lines 3178 3181) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point L4321(line 4321) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 4216 4360) no Hoare annotation was computed. [2018-11-28 21:27:42,911 INFO L451 ceAbstractionStarter]: At program point L4338(lines 4237 4359) the Hoare annotation is: true [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4272-1(line 4272) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L451 ceAbstractionStarter]: At program point L4272(line 4272) the Hoare annotation is: true [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4330(lines 4330 4342) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4264(lines 4264 4312) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4322(lines 4322 4327) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L451 ceAbstractionStarter]: At program point L4331(line 4331) the Hoare annotation is: true [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4331-1(line 4331) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L448 ceAbstractionStarter]: For program point L4265(line 4265) no Hoare annotation was computed. [2018-11-28 21:27:42,912 INFO L451 ceAbstractionStarter]: At program point L4323(line 4323) the Hoare annotation is: true [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4323-1(line 4323) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4299(line 4299) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 4216 4360) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4266(lines 4266 4270) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4332-2(lines 4330 4341) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4332(lines 4332 4335) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4266-2(lines 4264 4312) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L448 ceAbstractionStarter]: For program point L4357(line 4357) no Hoare annotation was computed. [2018-11-28 21:27:42,913 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 4216 4360) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,914 INFO L444 ceAbstractionStarter]: At program point L4250(line 4250) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4250-1(line 4250) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L451 ceAbstractionStarter]: At program point L4267(line 4267) the Hoare annotation is: true [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4267-1(line 4267) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4300(lines 4300 4308) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4292(line 4292) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4317(line 4317) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L451 ceAbstractionStarter]: At program point L4301(line 4301) the Hoare annotation is: true [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4301-1(line 4301) no Hoare annotation was computed. [2018-11-28 21:27:42,914 INFO L448 ceAbstractionStarter]: For program point L4293(lines 4293 4297) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4260(lines 4260 4353) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4351(line 4351) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4318(lines 4318 4349) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4252-1(line 4252) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4285(line 4285) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L444 ceAbstractionStarter]: At program point L4252(line 4252) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4310(line 4310) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4244-1(line 4244) no Hoare annotation was computed. [2018-11-28 21:27:42,915 INFO L448 ceAbstractionStarter]: For program point L4277(line 4277) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L444 ceAbstractionStarter]: At program point L4244(line 4244) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4302(lines 4302 4306) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L451 ceAbstractionStarter]: At program point L4294(line 4294) the Hoare annotation is: true [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4261(line 4261) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4294-1(line 4294) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4286(lines 4286 4290) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L451 ceAbstractionStarter]: At program point L4352(line 4352) the Hoare annotation is: true [2018-11-28 21:27:42,916 INFO L451 ceAbstractionStarter]: At program point L4311(line 4311) the Hoare annotation is: true [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4278(lines 4278 4283) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4344(line 4344) no Hoare annotation was computed. [2018-11-28 21:27:42,916 INFO L448 ceAbstractionStarter]: For program point L4262(lines 4262 4315) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L451 ceAbstractionStarter]: At program point L4287(line 4287) the Hoare annotation is: true [2018-11-28 21:27:42,917 INFO L444 ceAbstractionStarter]: At program point L4254(line 4254) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4287-1(line 4287) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4320(lines 4320 4346) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4254-1(line 4254) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L451 ceAbstractionStarter]: At program point L4279(line 4279) the Hoare annotation is: true [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4279-1(line 4279) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L451 ceAbstractionStarter]: At program point L4345(line 4345) the Hoare annotation is: true [2018-11-28 21:27:42,917 INFO L444 ceAbstractionStarter]: At program point L4238(line 4238) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4238-1(line 4238) no Hoare annotation was computed. [2018-11-28 21:27:42,917 INFO L448 ceAbstractionStarter]: For program point L4329(line 4329) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L451 ceAbstractionStarter]: At program point L4354(lines 4237 4359) the Hoare annotation is: true [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point __const_udelayFINAL(lines 4464 4466) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4464 4466) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L451 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4464 4466) the Hoare annotation is: true [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3477 3482) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3477 3482) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L451 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3477 3482) the Hoare annotation is: true [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3948 4022) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point L3991(lines 3991 3994) no Hoare annotation was computed. [2018-11-28 21:27:42,918 INFO L448 ceAbstractionStarter]: For program point L4016(lines 4016 4019) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L451 ceAbstractionStarter]: At program point L4004(line 4004) the Hoare annotation is: true [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L4004-1(line 4004) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3948 4022) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L451 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3948 4022) the Hoare annotation is: true [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L4005(lines 4005 4012) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L451 ceAbstractionStarter]: At program point L3968(line 3968) the Hoare annotation is: true [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L3968-1(line 3968) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L3964(lines 3964 3967) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L3960(lines 3960 3963) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L448 ceAbstractionStarter]: For program point L3985(lines 3985 3997) no Hoare annotation was computed. [2018-11-28 21:27:42,919 INFO L451 ceAbstractionStarter]: At program point L4014(lines 4014 4015) the Hoare annotation is: true [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3981(lines 3981 3984) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L4014-1(lines 4014 4015) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3977(line 3977) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L4006(lines 4006 4009) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3977-2(lines 3977 3980) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3973(lines 3973 3976) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3969(lines 3969 3972) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3998(lines 3998 4001) no Hoare annotation was computed. [2018-11-28 21:27:42,920 INFO L451 ceAbstractionStarter]: At program point L3990(line 3990) the Hoare annotation is: true [2018-11-28 21:27:42,920 INFO L448 ceAbstractionStarter]: For program point L3990-1(line 3990) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point L3986(lines 3986 3989) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4485 4487) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L451 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4485 4487) the Hoare annotation is: true [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point _copy_to_userFINAL(lines 4485 4487) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 3328 3334) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 3328 3334) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L451 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 3328 3334) the Hoare annotation is: true [2018-11-28 21:27:42,921 INFO L451 ceAbstractionStarter]: At program point L3331(line 3331) the Hoare annotation is: true [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point ldv_stopFINAL(lines 3267 3273) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L448 ceAbstractionStarter]: For program point ldv_stopEXIT(lines 3267 3273) no Hoare annotation was computed. [2018-11-28 21:27:42,921 INFO L451 ceAbstractionStarter]: At program point ldv_stopENTRY(lines 3267 3273) the Hoare annotation is: true [2018-11-28 21:27:42,922 INFO L451 ceAbstractionStarter]: At program point ldv_initializeFINAL(lines 4505 4507) the Hoare annotation is: true [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4505 4507) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point external_allocFINAL(lines 4560 4562) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point external_allocEXIT(lines 4560 4562) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L451 ceAbstractionStarter]: At program point external_allocENTRY(lines 4560 4562) the Hoare annotation is: true [2018-11-28 21:27:42,922 INFO L451 ceAbstractionStarter]: At program point #Ultimate.meminitENTRY(line -1) the Hoare annotation is: true [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitEXIT(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point #Ultimate.meminitFINAL(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L451 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4535 4537) the Hoare annotation is: true [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point pi_read_blockFINAL(lines 4535 4537) no Hoare annotation was computed. [2018-11-28 21:27:42,922 INFO L448 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4535 4537) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point read_regFINAL(lines 3462 3469) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point read_regEXIT(lines 3462 3469) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L451 ceAbstractionStarter]: At program point L3466(line 3466) the Hoare annotation is: true [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point L3466-1(line 3466) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L451 ceAbstractionStarter]: At program point read_regENTRY(lines 3462 3469) the Hoare annotation is: true [2018-11-28 21:27:42,923 INFO L451 ceAbstractionStarter]: At program point L4462(line 4462) the Hoare annotation is: true [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point __class_createFINAL(lines 4461 4463) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point __class_createEXIT(lines 4461 4463) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point L4462-1(line 4462) no Hoare annotation was computed. [2018-11-28 21:27:42,923 INFO L451 ceAbstractionStarter]: At program point __class_createENTRY(lines 4461 4463) the Hoare annotation is: true [2018-11-28 21:27:42,923 INFO L448 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20EXIT(lines 4390 4397) no Hoare annotation was computed. [2018-11-28 21:27:42,924 INFO L444 ceAbstractionStarter]: At program point L4393(line 4393) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,924 INFO L448 ceAbstractionStarter]: For program point L4393-1(line 4393) no Hoare annotation was computed. [2018-11-28 21:27:42,924 INFO L444 ceAbstractionStarter]: At program point ldv_unregister_chrdev_20ENTRY(lines 4390 4397) the Hoare annotation is: (or (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,924 INFO L448 ceAbstractionStarter]: For program point ldv_unregister_chrdev_20FINAL(lines 4390 4397) no Hoare annotation was computed. [2018-11-28 21:27:42,924 INFO L448 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 3159 3164) no Hoare annotation was computed. [2018-11-28 21:27:42,924 INFO L451 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 3159 3164) the Hoare annotation is: true [2018-11-28 21:27:42,924 INFO L448 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 3159 3164) no Hoare annotation was computed. [2018-11-28 21:27:42,924 INFO L451 ceAbstractionStarter]: At program point L3681(lines 3648 3709) the Hoare annotation is: true [2018-11-28 21:27:42,924 INFO L451 ceAbstractionStarter]: At program point L3669(lines 3648 3709) the Hoare annotation is: true [2018-11-28 21:27:42,924 INFO L451 ceAbstractionStarter]: At program point L3657(line 3657) the Hoare annotation is: true [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point L3707-1(line 3707) no Hoare annotation was computed. [2018-11-28 21:27:42,925 INFO L451 ceAbstractionStarter]: At program point L3707(line 3707) the Hoare annotation is: true [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point L3666(lines 3666 3674) no Hoare annotation was computed. [2018-11-28 21:27:42,925 INFO L451 ceAbstractionStarter]: At program point L3662(lines 3648 3709) the Hoare annotation is: true [2018-11-28 21:27:42,925 INFO L451 ceAbstractionStarter]: At program point L3695(lines 3688 3705) the Hoare annotation is: true [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point pg_resetFINAL(lines 3637 3710) no Hoare annotation was computed. [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point L3658(line 3658) no Hoare annotation was computed. [2018-11-28 21:27:42,925 INFO L451 ceAbstractionStarter]: At program point L3654(line 3654) the Hoare annotation is: true [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point L3687(line 3687) no Hoare annotation was computed. [2018-11-28 21:27:42,925 INFO L448 ceAbstractionStarter]: For program point L3654-1(line 3654) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3687-2(line 3687) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L451 ceAbstractionStarter]: At program point L3683(lines 3648 3709) the Hoare annotation is: true [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3679(line 3679) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L451 ceAbstractionStarter]: At program point L3675(lines 3648 3709) the Hoare annotation is: true [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3700(lines 3700 3703) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3667-1(line 3667) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3700-2(lines 3700 3703) no Hoare annotation was computed. [2018-11-28 21:27:42,926 INFO L451 ceAbstractionStarter]: At program point L3667(line 3667) the Hoare annotation is: true [2018-11-28 21:27:42,926 INFO L451 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3637 3710) the Hoare annotation is: true [2018-11-28 21:27:42,926 INFO L448 ceAbstractionStarter]: For program point L3688(lines 3688 3706) no Hoare annotation was computed. [2018-11-28 21:27:42,927 INFO L448 ceAbstractionStarter]: For program point L3655-1(line 3655) no Hoare annotation was computed. [2018-11-28 21:27:42,927 INFO L448 ceAbstractionStarter]: For program point L3688-2(lines 3688 3706) no Hoare annotation was computed. [2018-11-28 21:27:42,927 INFO L451 ceAbstractionStarter]: At program point L3655(line 3655) the Hoare annotation is: true [2018-11-28 21:27:42,927 INFO L448 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3637 3710) no Hoare annotation was computed. [2018-11-28 21:27:42,927 INFO L448 ceAbstractionStarter]: For program point L3668(lines 3668 3672) no Hoare annotation was computed. [2018-11-28 21:27:42,927 INFO L451 ceAbstractionStarter]: At program point L3697(lines 3688 3705) the Hoare annotation is: true [2018-11-28 21:27:42,927 INFO L451 ceAbstractionStarter]: At program point L3656(line 3656) the Hoare annotation is: true [2018-11-28 21:27:42,927 INFO L451 ceAbstractionStarter]: At program point L3656-1(line 3656) the Hoare annotation is: true [2018-11-28 21:27:42,927 INFO L451 ceAbstractionStarter]: At program point L4156(lines 4095 4159) the Hoare annotation is: true [2018-11-28 21:27:42,927 INFO L448 ceAbstractionStarter]: For program point pg_initFINAL(lines 4084 4160) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L451 ceAbstractionStarter]: At program point L4148(lines 4095 4159) the Hoare annotation is: true [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4115(lines 4115 4118) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4115-2(lines 4115 4118) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L444 ceAbstractionStarter]: At program point pg_initENTRY(lines 4084 4160) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4103(lines 4103 4107) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4132(lines 4132 4137) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L451 ceAbstractionStarter]: At program point L4120(lines 4109 4126) the Hoare annotation is: true [2018-11-28 21:27:42,928 INFO L451 ceAbstractionStarter]: At program point L4116(line 4116) the Hoare annotation is: true [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4116-1(line 4116) no Hoare annotation was computed. [2018-11-28 21:27:42,928 INFO L451 ceAbstractionStarter]: At program point L4108(line 4108) the Hoare annotation is: true [2018-11-28 21:27:42,928 INFO L448 ceAbstractionStarter]: For program point L4108-1(line 4108) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4133-1(line 4133) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L451 ceAbstractionStarter]: At program point L4133(line 4133) the Hoare annotation is: true [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4096(lines 4096 4100) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4129-1(line 4129) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L451 ceAbstractionStarter]: At program point L4129(line 4129) the Hoare annotation is: true [2018-11-28 21:27:42,929 INFO L451 ceAbstractionStarter]: At program point L4150(lines 4095 4159) the Hoare annotation is: true [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4142(lines 4142 4146) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4142-2(lines 4142 4146) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point L4109(lines 4109 4127) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L448 ceAbstractionStarter]: For program point pg_initEXIT(lines 4084 4160) no Hoare annotation was computed. [2018-11-28 21:27:42,929 INFO L444 ceAbstractionStarter]: At program point L4101-1(line 4101) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,930 INFO L444 ceAbstractionStarter]: At program point L4101(line 4101) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= ~ldv_state_variable_1~0 0) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-28 21:27:42,930 INFO L451 ceAbstractionStarter]: At program point L4122(lines 4109 4126) the Hoare annotation is: true [2018-11-28 21:27:42,930 INFO L448 ceAbstractionStarter]: For program point L4102(line 4102) no Hoare annotation was computed. [2018-11-28 21:27:42,930 INFO L451 ceAbstractionStarter]: At program point L4135(lines 4095 4159) the Hoare annotation is: true [2018-11-28 21:27:42,930 INFO L448 ceAbstractionStarter]: For program point L4131-1(line 4131) no Hoare annotation was computed. [2018-11-28 21:27:42,930 INFO L451 ceAbstractionStarter]: At program point L4131(line 4131) the Hoare annotation is: true [2018-11-28 21:27:42,930 INFO L451 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 3202 3218) the Hoare annotation is: true [2018-11-28 21:27:42,930 INFO L448 ceAbstractionStarter]: For program point L3209(lines 3209 3216) no Hoare annotation was computed. [2018-11-28 21:27:42,930 INFO L448 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 3202 3218) no Hoare annotation was computed. [2018-11-28 21:27:42,930 INFO L448 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 3202 3218) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point iminorEXIT(lines 3308 3313) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L451 ceAbstractionStarter]: At program point iminorENTRY(lines 3308 3313) the Hoare annotation is: true [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point iminorFINAL(lines 3308 3313) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point L4059(lines 4059 4062) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point pg_readFINAL(lines 4023 4083) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point L4045(lines 4045 4051) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L451 ceAbstractionStarter]: At program point L4045-2(lines 4045 4051) the Hoare annotation is: true [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point L4072(lines 4072 4080) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point pg_readEXIT(lines 4023 4083) no Hoare annotation was computed. [2018-11-28 21:27:42,931 INFO L448 ceAbstractionStarter]: For program point L4072-2(lines 4072 4080) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4039(lines 4039 4042) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4068(lines 4068 4071) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L451 ceAbstractionStarter]: At program point pg_readENTRY(lines 4023 4083) the Hoare annotation is: true [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4035(lines 4035 4038) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4056(lines 4056 4064) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4056-1(lines 4056 4064) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4052(line 4052) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L448 ceAbstractionStarter]: For program point L4046(lines 4046 4049) no Hoare annotation was computed. [2018-11-28 21:27:42,932 INFO L451 ceAbstractionStarter]: At program point L4044(line 4044) the Hoare annotation is: true [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point L4044-1(line 4044) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point L4075(lines 4075 4078) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point L4073-1(lines 4073 4074) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L451 ceAbstractionStarter]: At program point L4073(lines 4073 4074) the Hoare annotation is: true [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point L4067-1(line 4067) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L451 ceAbstractionStarter]: At program point L4067(line 4067) the Hoare annotation is: true [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point ldv_check_alloc_flagsEXIT(lines 4400 4409) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L451 ceAbstractionStarter]: At program point ldv_check_alloc_flagsENTRY(lines 4400 4409) the Hoare annotation is: true [2018-11-28 21:27:42,933 INFO L448 ceAbstractionStarter]: For program point L4403(lines 4403 4406) no Hoare annotation was computed. [2018-11-28 21:27:42,933 INFO L444 ceAbstractionStarter]: At program point L4405(line 4405) the Hoare annotation is: (not (= ~ldv_spin~0 0)) [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L4405-1(lines 4400 4409) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L3777-1(line 3777) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L451 ceAbstractionStarter]: At program point L3777(line 3777) the Hoare annotation is: true [2018-11-28 21:27:42,934 INFO L451 ceAbstractionStarter]: At program point L3772(line 3772) the Hoare annotation is: true [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L3773(lines 3773 3776) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L3772-1(line 3772) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3749 3791) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L451 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3749 3791) the Hoare annotation is: true [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L3784(line 3784) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L448 ceAbstractionStarter]: For program point L3782(lines 3782 3788) no Hoare annotation was computed. [2018-11-28 21:27:42,934 INFO L451 ceAbstractionStarter]: At program point L3783-1(line 3783) the Hoare annotation is: true [2018-11-28 21:27:42,935 INFO L451 ceAbstractionStarter]: At program point L3783(line 3783) the Hoare annotation is: true [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point L3782-2(lines 3782 3788) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3749 3791) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point L3778(lines 3778 3781) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4545 4547) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L451 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4545 4547) the Hoare annotation is: true [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point pi_write_blockFINAL(lines 4545 4547) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point kfreeEXIT(lines 4564 4566) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L451 ceAbstractionStarter]: At program point kfreeENTRY(lines 4564 4566) the Hoare annotation is: true [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point kfreeFINAL(lines 4564 4566) no Hoare annotation was computed. [2018-11-28 21:27:42,935 INFO L448 ceAbstractionStarter]: For program point pi_initEXIT(lines 4532 4534) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L451 ceAbstractionStarter]: At program point pi_initENTRY(lines 4532 4534) the Hoare annotation is: true [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point pi_initFINAL(lines 4532 4534) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L451 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4477 4479) the Hoare annotation is: true [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point __unregister_chrdevFINAL(lines 4477 4479) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4477 4479) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L451 ceAbstractionStarter]: At program point L3486(line 3486) the Hoare annotation is: true [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point L3486-1(line 3486) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3483 3489) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L451 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3483 3489) the Hoare annotation is: true [2018-11-28 21:27:42,936 INFO L448 ceAbstractionStarter]: For program point pg_sleepFINAL(lines 3483 3489) no Hoare annotation was computed. [2018-11-28 21:27:42,936 INFO L451 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4539 4541) the Hoare annotation is: true [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point pi_read_regrFINAL(lines 4539 4541) no Hoare annotation was computed. [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4539 4541) no Hoare annotation was computed. [2018-11-28 21:27:42,937 INFO L451 ceAbstractionStarter]: At program point might_faultFINAL(lines 4512 4514) the Hoare annotation is: true [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point might_faultEXIT(lines 4512 4514) no Hoare annotation was computed. [2018-11-28 21:27:42,937 INFO L451 ceAbstractionStarter]: At program point L4209(line 4209) the Hoare annotation is: true [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point L4209-1(line 4209) no Hoare annotation was computed. [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point ldv_file_operations_1EXIT(lines 4204 4215) no Hoare annotation was computed. [2018-11-28 21:27:42,937 INFO L451 ceAbstractionStarter]: At program point L4211(line 4211) the Hoare annotation is: true [2018-11-28 21:27:42,937 INFO L448 ceAbstractionStarter]: For program point L4211-1(line 4211) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L451 ceAbstractionStarter]: At program point ldv_file_operations_1ENTRY(lines 4204 4215) the Hoare annotation is: true [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point ldv_file_operations_1FINAL(lines 4204 4215) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point L3805-1(line 3805) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3792 3825) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L451 ceAbstractionStarter]: At program point L3805(line 3805) the Hoare annotation is: true [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point L3803(line 3803) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point L3799(lines 3799 3822) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point L3799-2(lines 3799 3822) no Hoare annotation was computed. [2018-11-28 21:27:42,938 INFO L451 ceAbstractionStarter]: At program point L3818(line 3818) the Hoare annotation is: true [2018-11-28 21:27:42,938 INFO L451 ceAbstractionStarter]: At program point L3816(line 3816) the Hoare annotation is: true [2018-11-28 21:27:42,938 INFO L448 ceAbstractionStarter]: For program point L3818-1(line 3818) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3816-1(line 3816) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L451 ceAbstractionStarter]: At program point L3812(lines 3799 3815) the Hoare annotation is: true [2018-11-28 21:27:42,939 INFO L451 ceAbstractionStarter]: At program point L3810(lines 3799 3815) the Hoare annotation is: true [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3792 3825) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3804(lines 3804 3808) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L451 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3792 3825) the Hoare annotation is: true [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3817(lines 3817 3821) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3811(lines 3811 3814) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3615-1(lines 3600 3635) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3611(lines 3611 3614) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3611-2(lines 3600 3635) no Hoare annotation was computed. [2018-11-28 21:27:42,939 INFO L448 ceAbstractionStarter]: For program point L3628(line 3628) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3620(line 3620) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3620-2(line 3620) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L451 ceAbstractionStarter]: At program point L3616(line 3616) the Hoare annotation is: true [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3616-1(line 3616) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L451 ceAbstractionStarter]: At program point L3612(line 3612) the Hoare annotation is: true [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3612-1(line 3612) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3633-1(line 3633) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L451 ceAbstractionStarter]: At program point L3633(line 3633) the Hoare annotation is: true [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3629(lines 3629 3632) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L448 ceAbstractionStarter]: For program point L3609-1(line 3609) no Hoare annotation was computed. [2018-11-28 21:27:42,940 INFO L451 ceAbstractionStarter]: At program point L3609(line 3609) the Hoare annotation is: true [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point L3605(line 3605) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point L3601-1(line 3601) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L451 ceAbstractionStarter]: At program point L3601(line 3601) the Hoare annotation is: true [2018-11-28 21:27:42,941 INFO L451 ceAbstractionStarter]: At program point L3630(lines 3600 3635) the Hoare annotation is: true [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point pg_completionFINAL(lines 3590 3636) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L451 ceAbstractionStarter]: At program point L3626(line 3626) the Hoare annotation is: true [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point L3626-1(line 3626) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L451 ceAbstractionStarter]: At program point L3606(line 3606) the Hoare annotation is: true [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point L3606-1(line 3606) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L448 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3590 3636) no Hoare annotation was computed. [2018-11-28 21:27:42,941 INFO L451 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3590 3636) the Hoare annotation is: true [2018-11-28 21:27:42,942 INFO L451 ceAbstractionStarter]: At program point L3627(lines 3600 3635) the Hoare annotation is: true [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point L3619-1(lines 3619 3623) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point class_destroyFINAL(lines 4488 4490) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4488 4490) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L451 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4488 4490) the Hoare annotation is: true [2018-11-28 21:27:42,942 INFO L451 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4518 4520) the Hoare annotation is: true [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4518 4520) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point mutex_unlockFINAL(lines 4518 4520) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 3373 3396) no Hoare annotation was computed. [2018-11-28 21:27:42,942 INFO L451 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 3373 3396) the Hoare annotation is: true [2018-11-28 21:27:42,942 INFO L448 ceAbstractionStarter]: For program point L3391-1(lines 3384 3393) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L451 ceAbstractionStarter]: At program point L3391(line 3391) the Hoare annotation is: true [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point L3388(lines 3388 3392) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point L3389-1(line 3389) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L451 ceAbstractionStarter]: At program point L3389(line 3389) the Hoare annotation is: true [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 3373 3396) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L451 ceAbstractionStarter]: At program point L3387(line 3387) the Hoare annotation is: true [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point L3384(lines 3384 3393) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L448 ceAbstractionStarter]: For program point L3385-1(line 3385) no Hoare annotation was computed. [2018-11-28 21:27:42,943 INFO L451 ceAbstractionStarter]: At program point L3385(line 3385) the Hoare annotation is: true [2018-11-28 21:27:42,943 INFO L451 ceAbstractionStarter]: At program point L3382(line 3382) the Hoare annotation is: true [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3383(line 3383) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L451 ceAbstractionStarter]: At program point L3382-1(line 3382) the Hoare annotation is: true [2018-11-28 21:27:42,944 INFO L451 ceAbstractionStarter]: At program point L3520(line 3520) the Hoare annotation is: true [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3522-2(lines 3518 3533) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3518(lines 3518 3534) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3520-1(line 3520) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3490 3537) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L451 ceAbstractionStarter]: At program point L3514(lines 3499 3536) the Hoare annotation is: true [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3512(line 3512) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3506(lines 3506 3510) no Hoare annotation was computed. [2018-11-28 21:27:42,944 INFO L448 ceAbstractionStarter]: For program point L3527-1(lines 3527 3530) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3490 3537) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3490 3537) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point L3521-1(line 3521) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point L3521(line 3521) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point L3519-1(line 3519) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point L3519(line 3519) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point L3513(lines 3513 3516) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point L3509-1(lines 3499 3536) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point L3509(line 3509) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L451 ceAbstractionStarter]: At program point L3507(line 3507) the Hoare annotation is: true [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point L3524(line 3524) no Hoare annotation was computed. [2018-11-28 21:27:42,945 INFO L448 ceAbstractionStarter]: For program point L3522(lines 3522 3526) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point L3524-2(line 3524) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3264) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 3260 3266) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 3260 3266) the Hoare annotation is: true [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 3260 3266) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L451 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4525 4527) the Hoare annotation is: true [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4525 4527) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L448 ceAbstractionStarter]: For program point pi_connectFINAL(lines 4525 4527) no Hoare annotation was computed. [2018-11-28 21:27:42,946 INFO L451 ceAbstractionStarter]: At program point kmallocENTRY(lines 4361 4368) the Hoare annotation is: true [2018-11-28 21:27:42,947 INFO L451 ceAbstractionStarter]: At program point L4364-1(line 4364) the Hoare annotation is: true [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point L4365(line 4365) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L451 ceAbstractionStarter]: At program point L4364(line 4364) the Hoare annotation is: true [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point kmallocFINAL(lines 4361 4368) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point kmallocEXIT(lines 4361 4368) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L451 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4522 4524) the Hoare annotation is: true [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point noop_llseekFINAL(lines 4522 4524) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4522 4524) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point device_destroyFINAL(lines 4495 4497) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L448 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4495 4497) no Hoare annotation was computed. [2018-11-28 21:27:42,947 INFO L451 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4495 4497) the Hoare annotation is: true [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point L3586-1(line 3586) no Hoare annotation was computed. [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point L3549(line 3549) no Hoare annotation was computed. [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point L3547-1(line 3547) no Hoare annotation was computed. [2018-11-28 21:27:42,948 INFO L444 ceAbstractionStarter]: At program point L3578(lines 3569 3582) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,948 INFO L451 ceAbstractionStarter]: At program point L3547(line 3547) the Hoare annotation is: true [2018-11-28 21:27:42,948 INFO L444 ceAbstractionStarter]: At program point L3576(lines 3569 3582) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3538 3589) no Hoare annotation was computed. [2018-11-28 21:27:42,948 INFO L444 ceAbstractionStarter]: At program point L3568(line 3568) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point L3568-1(line 3568) no Hoare annotation was computed. [2018-11-28 21:27:42,948 INFO L444 ceAbstractionStarter]: At program point L3562(line 3562) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,948 INFO L448 ceAbstractionStarter]: For program point L3562-1(line 3562) no Hoare annotation was computed. [2018-11-28 21:27:42,949 INFO L448 ceAbstractionStarter]: For program point L3558(lines 3558 3561) no Hoare annotation was computed. [2018-11-28 21:27:42,949 INFO L444 ceAbstractionStarter]: At program point L3556(line 3556) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,949 INFO L444 ceAbstractionStarter]: At program point L3554(line 3554) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,949 INFO L444 ceAbstractionStarter]: At program point L3554-1(line 3554) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,949 INFO L448 ceAbstractionStarter]: For program point L3550(lines 3550 3553) no Hoare annotation was computed. [2018-11-28 21:27:42,949 INFO L451 ceAbstractionStarter]: At program point L3548(line 3548) the Hoare annotation is: true [2018-11-28 21:27:42,949 INFO L451 ceAbstractionStarter]: At program point L3546(line 3546) the Hoare annotation is: true [2018-11-28 21:27:42,949 INFO L448 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3538 3589) no Hoare annotation was computed. [2018-11-28 21:27:42,949 INFO L451 ceAbstractionStarter]: At program point L3548-1(line 3548) the Hoare annotation is: true [2018-11-28 21:27:42,949 INFO L448 ceAbstractionStarter]: For program point L3546-1(line 3546) no Hoare annotation was computed. [2018-11-28 21:27:42,949 INFO L448 ceAbstractionStarter]: For program point L3569(lines 3569 3583) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L448 ceAbstractionStarter]: For program point L3569-2(lines 3569 3583) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L451 ceAbstractionStarter]: At program point L3565(lines 3545 3588) the Hoare annotation is: true [2018-11-28 21:27:42,950 INFO L451 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3538 3589) the Hoare annotation is: true [2018-11-28 21:27:42,950 INFO L448 ceAbstractionStarter]: For program point L3563(lines 3563 3567) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L448 ceAbstractionStarter]: For program point L3557(line 3557) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L451 ceAbstractionStarter]: At program point L3586(line 3586) the Hoare annotation is: true [2018-11-28 21:27:42,950 INFO L444 ceAbstractionStarter]: At program point L3555(line 3555) the Hoare annotation is: (or (not (= ~ldv_spin~0 0)) (= 0 pg_command_~tmp___0~4)) [2018-11-28 21:27:42,950 INFO L448 ceAbstractionStarter]: For program point __copy_to_user_overflowEXIT(lines 4470 4472) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L451 ceAbstractionStarter]: At program point __copy_to_user_overflowFINAL(lines 4470 4472) the Hoare annotation is: true [2018-11-28 21:27:42,950 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 3274 3279) no Hoare annotation was computed. [2018-11-28 21:27:42,950 INFO L451 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 3274 3279) the Hoare annotation is: true [2018-11-28 21:27:42,951 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 3274 3279) no Hoare annotation was computed. [2018-11-28 21:27:42,951 INFO L451 ceAbstractionStarter]: At program point clear_bitENTRY(lines 3138 3144) the Hoare annotation is: true [2018-11-28 21:27:42,951 INFO L448 ceAbstractionStarter]: For program point clear_bitFINAL(lines 3138 3144) no Hoare annotation was computed. [2018-11-28 21:27:42,951 INFO L448 ceAbstractionStarter]: For program point clear_bitEXIT(lines 3138 3144) no Hoare annotation was computed. [2018-11-28 21:27:42,951 INFO L448 ceAbstractionStarter]: For program point mutex_lock_nestedFINAL(lines 4515 4517) no Hoare annotation was computed. [2018-11-28 21:27:42,954 INFO L451 ceAbstractionStarter]: At program point mutex_lock_nestedENTRY(lines 4515 4517) the Hoare annotation is: true [2018-11-28 21:27:42,954 INFO L448 ceAbstractionStarter]: For program point mutex_lock_nestedEXIT(lines 4515 4517) no Hoare annotation was computed. [2018-11-28 21:27:42,954 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,954 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-28 21:27:42,954 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-28 21:27:42,954 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,954 INFO L451 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4548 4550) the Hoare annotation is: true [2018-11-28 21:27:42,954 INFO L448 ceAbstractionStarter]: For program point pi_write_regrFINAL(lines 4548 4550) no Hoare annotation was computed. [2018-11-28 21:27:42,954 INFO L448 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4548 4550) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L451 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3422 3453) the Hoare annotation is: true [2018-11-28 21:27:42,955 INFO L451 ceAbstractionStarter]: At program point L3448(lines 3427 3452) the Hoare annotation is: true [2018-11-28 21:27:42,955 INFO L451 ceAbstractionStarter]: At program point L3446(lines 3427 3452) the Hoare annotation is: true [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3422 3453) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point L3441(lines 3441 3444) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point L3441-2(lines 3441 3444) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point L3435-1(line 3435) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L451 ceAbstractionStarter]: At program point L3435(line 3435) the Hoare annotation is: true [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point pg_init_unitsFINAL(lines 3422 3453) no Hoare annotation was computed. [2018-11-28 21:27:42,955 INFO L451 ceAbstractionStarter]: At program point __copy_from_user_overflowFINAL(lines 4467 4469) the Hoare annotation is: true [2018-11-28 21:27:42,955 INFO L448 ceAbstractionStarter]: For program point __copy_from_user_overflowEXIT(lines 4467 4469) no Hoare annotation was computed. [2018-11-28 21:27:42,956 INFO L448 ceAbstractionStarter]: For program point ldv_kmalloc_12EXIT(lines 3184 3191) no Hoare annotation was computed. [2018-11-28 21:27:42,956 INFO L451 ceAbstractionStarter]: At program point L3188(line 3188) the Hoare annotation is: true [2018-11-28 21:27:42,956 INFO L451 ceAbstractionStarter]: At program point ldv_kmalloc_12ENTRY(lines 3184 3191) the Hoare annotation is: true [2018-11-28 21:27:42,956 INFO L448 ceAbstractionStarter]: For program point ldv_kmalloc_12FINAL(lines 3184 3191) no Hoare annotation was computed. [2018-11-28 21:27:42,956 INFO L448 ceAbstractionStarter]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2018-11-28 21:27:42,956 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,956 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-28 21:27:42,956 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L448 ceAbstractionStarter]: For program point schedule_timeout_interruptibleFINAL(lines 4556 4558) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L451 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4556 4558) the Hoare annotation is: true [2018-11-28 21:27:42,967 INFO L448 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4556 4558) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L451 ceAbstractionStarter]: At program point ldv_check_final_stateFINAL(lines 4502 4504) the Hoare annotation is: true [2018-11-28 21:27:42,967 INFO L448 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4502 4504) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L448 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 3145 3153) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L448 ceAbstractionStarter]: For program point test_and_set_bitFINAL(lines 3145 3153) no Hoare annotation was computed. [2018-11-28 21:27:42,967 INFO L451 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 3145 3153) the Hoare annotation is: true [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point L3229-1(line 3229) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L451 ceAbstractionStarter]: At program point L3229(line 3229) the Hoare annotation is: true [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point L3226(lines 3226 3233) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point ldv_zallocEXIT(lines 3219 3235) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L451 ceAbstractionStarter]: At program point ldv_zallocENTRY(lines 3219 3235) the Hoare annotation is: true [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point ldv_zallocFINAL(lines 3219 3235) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4481 4483) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L451 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4481 4483) the Hoare annotation is: true [2018-11-28 21:27:42,968 INFO L448 ceAbstractionStarter]: For program point _copy_from_userFINAL(lines 4481 4483) no Hoare annotation was computed. [2018-11-28 21:27:42,968 INFO L451 ceAbstractionStarter]: At program point L3904(line 3904) the Hoare annotation is: true [2018-11-28 21:27:42,969 INFO L451 ceAbstractionStarter]: At program point pg_openENTRY(lines 3891 3936) the Hoare annotation is: true [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3904-1(line 3904) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L451 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: true [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3933(line 3933) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point pg_openFINAL(lines 3891 3936) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3925-1(line 3925) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L451 ceAbstractionStarter]: At program point L3925(line 3925) the Hoare annotation is: true [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3921(line 3921) no Hoare annotation was computed. [2018-11-28 21:27:42,969 INFO L448 ceAbstractionStarter]: For program point L3917-1(line 3917) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L451 ceAbstractionStarter]: At program point L3917(line 3917) the Hoare annotation is: true [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3911(lines 3911 3915) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3905(line 3905) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3905-2(lines 3905 3909) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L451 ceAbstractionStarter]: At program point L3932(lines 3899 3935) the Hoare annotation is: true [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3924(lines 3924 3930) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L451 ceAbstractionStarter]: At program point L3922(line 3922) the Hoare annotation is: true [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3922-1(line 3922) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L448 ceAbstractionStarter]: For program point L3916(lines 3916 3920) no Hoare annotation was computed. [2018-11-28 21:27:42,976 INFO L451 ceAbstractionStarter]: At program point L3916-2(lines 3916 3920) the Hoare annotation is: true [2018-11-28 21:27:42,977 INFO L451 ceAbstractionStarter]: At program point L3910(line 3910) the Hoare annotation is: true [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point L3910-1(line 3910) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point pg_openEXIT(lines 3891 3936) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_state_variable_1~0 0) (= ~ldv_spin~0 0)) [2018-11-28 21:27:42,977 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point xsFINAL(lines 3711 3748) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L448 ceAbstractionStarter]: For program point L3741(lines 3741 3744) no Hoare annotation was computed. [2018-11-28 21:27:42,977 INFO L451 ceAbstractionStarter]: At program point L3738(lines 3719 3747) the Hoare annotation is: true [2018-11-28 21:27:42,978 INFO L448 ceAbstractionStarter]: For program point xsEXIT(lines 3711 3748) no Hoare annotation was computed. [2018-11-28 21:27:42,978 INFO L448 ceAbstractionStarter]: For program point L3741-2(lines 3741 3744) no Hoare annotation was computed. [2018-11-28 21:27:42,978 INFO L451 ceAbstractionStarter]: At program point L3736(lines 3719 3747) the Hoare annotation is: true [2018-11-28 21:27:42,978 INFO L451 ceAbstractionStarter]: At program point xsENTRY(lines 3711 3748) the Hoare annotation is: true [2018-11-28 21:27:42,978 INFO L448 ceAbstractionStarter]: For program point L3727(lines 3727 3734) no Hoare annotation was computed. [2018-11-28 21:27:42,978 INFO L448 ceAbstractionStarter]: For program point L3727-2(lines 3727 3734) no Hoare annotation was computed. [2018-11-28 21:27:42,978 INFO L451 ceAbstractionStarter]: At program point L4383(line 4383) the Hoare annotation is: true [2018-11-28 21:27:42,978 INFO L448 ceAbstractionStarter]: For program point L4383-1(line 4383) no Hoare annotation was computed. [2018-11-28 21:27:42,978 INFO L451 ceAbstractionStarter]: At program point ldv_register_chrdev_19ENTRY(lines 4377 4389) the Hoare annotation is: true [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point L4386-1(line 4386) no Hoare annotation was computed. [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point ldv_register_chrdev_19EXIT(lines 4377 4389) no Hoare annotation was computed. [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point ldv_register_chrdev_19FINAL(lines 4377 4389) no Hoare annotation was computed. [2018-11-28 21:27:42,986 INFO L451 ceAbstractionStarter]: At program point L4386(line 4386) the Hoare annotation is: true [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point L3169-1(line 3169) no Hoare annotation was computed. [2018-11-28 21:27:42,986 INFO L451 ceAbstractionStarter]: At program point L3169(line 3169) the Hoare annotation is: true [2018-11-28 21:27:42,986 INFO L451 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 3165 3172) the Hoare annotation is: true [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 3165 3172) no Hoare annotation was computed. [2018-11-28 21:27:42,986 INFO L448 ceAbstractionStarter]: For program point IS_ERREXIT(lines 3165 3172) no Hoare annotation was computed. [2018-11-28 21:27:43,016 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 09:27:43 BoogieIcfgContainer [2018-11-28 21:27:43,016 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 21:27:43,016 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 21:27:43,016 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 21:27:43,017 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 21:27:43,017 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 09:27:22" (3/4) ... [2018-11-28 21:27:43,022 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_exit [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_release [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-11-28 21:27:43,032 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure register_chrdev [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_detect [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __register_chrdev [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2018-11-28 21:27:43,033 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_stop [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.meminit [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_block [2018-11-28 21:27:43,034 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __class_create [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_20 [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iminor [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_read [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_alloc_flags [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2018-11-28 21:27:43,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __unregister_chrdev [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_file_operations_1 [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2018-11-28 21:27:43,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure noop_llseek [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_destroy [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __copy_to_user_overflow [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-28 21:27:43,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock_nested [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_regr [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init_units [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __copy_from_user_overflow [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_kmalloc_12 [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure schedule_timeout_interruptible [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_set_bit [2018-11-28 21:27:43,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_zalloc [2018-11-28 21:27:43,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2018-11-28 21:27:43,039 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_open [2018-11-28 21:27:43,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2018-11-28 21:27:43,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_chrdev_19 [2018-11-28 21:27:43,040 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-28 21:27:43,117 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 262 nodes and edges [2018-11-28 21:27:43,127 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 122 nodes and edges [2018-11-28 21:27:43,135 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2018-11-28 21:27:43,145 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2018-11-28 21:27:43,148 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-28 21:27:43,153 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 21:27:43,160 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 21:27:43,227 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) [2018-11-28 21:27:43,227 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) [2018-11-28 21:27:43,460 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 21:27:43,460 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 21:27:43,461 INFO L168 Benchmark]: Toolchain (without parser) took 28204.86 ms. Allocated memory was 1.0 GB in the beginning and 1.7 GB in the end (delta: 710.4 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -120.5 MB). Peak memory consumption was 589.9 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,462 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 21:27:43,462 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1842.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,463 INFO L168 Benchmark]: Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,463 INFO L168 Benchmark]: Boogie Preprocessor took 189.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,463 INFO L168 Benchmark]: RCFGBuilder took 4849.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 845.3 MB in the end (delta: 235.1 MB). Peak memory consumption was 235.1 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,464 INFO L168 Benchmark]: TraceAbstraction took 20759.25 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 540.0 MB). Free memory was 845.3 MB in the beginning and 1.1 GB in the end (delta: -274.5 MB). Peak memory consumption was 265.5 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,464 INFO L168 Benchmark]: Witness Printer took 444.00 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. [2018-11-28 21:27:43,467 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1842.68 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 170.4 MB). Free memory was 947.2 MB in the beginning and 1.1 GB in the end (delta: -147.4 MB). Peak memory consumption was 69.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 113.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 189.84 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.1 MB). Peak memory consumption was 7.1 MB. Max. memory is 11.5 GB. * RCFGBuilder took 4849.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 845.3 MB in the end (delta: 235.1 MB). Peak memory consumption was 235.1 MB. Max. memory is 11.5 GB. * TraceAbstraction took 20759.25 ms. Allocated memory was 1.2 GB in the beginning and 1.7 GB in the end (delta: 540.0 MB). Free memory was 845.3 MB in the beginning and 1.1 GB in the end (delta: -274.5 MB). Peak memory consumption was 265.5 MB. Max. memory is 11.5 GB. * Witness Printer took 444.00 ms. Allocated memory is still 1.7 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.0 MB). Peak memory consumption was 52.0 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3264]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3569]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || 0 == tmp___0 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3545]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3569]: Loop Invariant Derived loop invariant: !(ldv_spin == 0) || 0 == tmp___0 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3267]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4237]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3719]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3899]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4166]: Loop Invariant Derived loop invariant: ldv_state_variable_1 == 0 - InvariantResult [Line: 3427]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3688]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3799]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4095]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3499]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3853]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3600]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 4109]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3648]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 73 procedures, 605 locations, 1 error locations. SAFE Result, 20.6s OverallTime, 13 OverallIterations, 10 TraceHistogramMax, 5.5s AutomataDifference, 0.0s DeadEndRemovalTime, 4.6s HoareAnnotationTime, HoareTripleCheckerStatistics: 9673 SDtfs, 1040 SDslu, 27445 SDs, 0 SdLazy, 273 SolverSat, 16 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 829 GetRequests, 778 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 4.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=948occurred in iteration=12, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 13 MinimizatonAttempts, 198 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 230 LocationsWithAnnotation, 8187 PreInvPairs, 8426 NumberOfFragments, 482 HoareAnnotationTreeSize, 8187 FomulaSimplifications, 1527 FormulaSimplificationTreeSizeReduction, 1.1s HoareSimplificationTime, 230 FomulaSimplificationsInter, 3412 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.5s SsaConstructionTime, 1.9s SatisfiabilityAnalysisTime, 5.7s InterpolantComputationTime, 4200 NumberOfCodeBlocks, 4200 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 4185 ConstructedInterpolants, 0 QuantifiedInterpolants, 1669919 SizeOfPredicates, 0 NumberOfNonLiveVariables, 6308 ConjunctsInSsa, 5 ConjunctsInUnsatCore, 15 InterpolantComputations, 13 PerfectInterpolantSequences, 2401/2420 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...