./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i -s /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer --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 28d650639f9881748bc89fe642a2e92fb325e893 ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 05:28:56,551 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 05:28:56,552 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 05:28:56,560 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 05:28:56,561 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 05:28:56,561 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 05:28:56,562 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 05:28:56,563 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 05:28:56,564 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 05:28:56,565 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 05:28:56,566 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 05:28:56,566 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 05:28:56,566 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 05:28:56,567 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 05:28:56,568 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 05:28:56,568 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 05:28:56,569 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 05:28:56,570 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 05:28:56,571 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 05:28:56,572 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 05:28:56,573 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 05:28:56,574 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 05:28:56,575 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 05:28:56,575 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 05:28:56,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 05:28:56,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 05:28:56,577 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 05:28:56,577 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 05:28:56,578 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 05:28:56,579 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 05:28:56,579 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 05:28:56,579 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 05:28:56,579 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 05:28:56,580 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 05:28:56,580 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 05:28:56,581 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 05:28:56,581 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/config/svcomp-Reach-64bit-Automizer_Default.epf [2018-11-23 05:28:56,590 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 05:28:56,590 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 05:28:56,591 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 05:28:56,591 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 05:28:56,591 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 05:28:56,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 05:28:56,592 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 05:28:56,593 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 05:28:56,593 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 05:28:56,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 05:28:56,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 05:28:56,595 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 05:28:56,595 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 -> /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer 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 -> 28d650639f9881748bc89fe642a2e92fb325e893 [2018-11-23 05:28:56,618 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 05:28:56,627 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 05:28:56,630 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 05:28:56,631 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 05:28:56,631 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 05:28:56,632 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/../../sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2018-11-23 05:28:56,677 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/data/db5c73cbb/ea3edf4acd0c424a9089d7ba982e31aa/FLAG55238f734 [2018-11-23 05:28:57,133 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 05:28:57,133 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/sv-benchmarks/c/ldv-consumption/32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2018-11-23 05:28:57,152 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/data/db5c73cbb/ea3edf4acd0c424a9089d7ba982e31aa/FLAG55238f734 [2018-11-23 05:28:57,648 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/data/db5c73cbb/ea3edf4acd0c424a9089d7ba982e31aa [2018-11-23 05:28:57,650 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 05:28:57,651 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 05:28:57,651 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 05:28:57,651 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 05:28:57,654 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 05:28:57,655 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:57" (1/1) ... [2018-11-23 05:28:57,657 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79859daf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:57, skipping insertion in model container [2018-11-23 05:28:57,657 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:57" (1/1) ... [2018-11-23 05:28:57,663 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 05:28:57,713 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 05:28:58,401 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:28:58,425 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 05:28:58,536 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 05:28:58,602 INFO L195 MainTranslator]: Completed translation [2018-11-23 05:28:58,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58 WrapperNode [2018-11-23 05:28:58,603 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 05:28:58,604 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 05:28:58,604 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 05:28:58,604 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 05:28:58,611 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,640 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,652 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 05:28:58,653 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 05:28:58,653 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 05:28:58,653 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 05:28:58,662 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,662 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,671 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,672 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,723 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,731 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,741 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... [2018-11-23 05:28:58,753 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 05:28:58,753 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 05:28:58,753 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 05:28:58,754 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 05:28:58,754 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/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 [2018-11-23 05:28:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_chrdev_10 [2018-11-23 05:28:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_chrdev_10 [2018-11-23 05:28:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure pi_release [2018-11-23 05:28:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_release [2018-11-23 05:28:58,806 INFO L130 BoogieDeclarations]: Found specification of procedure write_reg [2018-11-23 05:28:58,806 INFO L138 BoogieDeclarations]: Found implementation of procedure write_reg [2018-11-23 05:28:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure register_chrdev [2018-11-23 05:28:58,807 INFO L138 BoogieDeclarations]: Found implementation of procedure register_chrdev [2018-11-23 05:28:58,807 INFO L130 BoogieDeclarations]: Found specification of procedure pi_disconnect [2018-11-23 05:28:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_disconnect [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure __register_chrdev [2018-11-23 05:28:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure __register_chrdev [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure status_reg [2018-11-23 05:28:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure status_reg [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_chrdev [2018-11-23 05:28:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_chrdev [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-23 05:28:58,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-11-23 05:28:58,808 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-11-23 05:28:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_block [2018-11-23 05:28:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_block [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure read_reg [2018-11-23 05:28:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure read_reg [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure __class_create [2018-11-23 05:28:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __class_create [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2018-11-23 05:28:58,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2018-11-23 05:28:58,809 INFO L130 BoogieDeclarations]: Found specification of procedure pg_read [2018-11-23 05:28:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_read [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_external_alloc [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2018-11-23 05:28:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure pg_sleep [2018-11-23 05:28:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_sleep [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure pg_completion [2018-11-23 05:28:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_completion [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure class_destroy [2018-11-23 05:28:58,810 INFO L138 BoogieDeclarations]: Found implementation of procedure class_destroy [2018-11-23 05:28:58,810 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-23 05:28:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2018-11-23 05:28:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2018-11-23 05:28:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-23 05:28:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-23 05:28:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure pg_wait [2018-11-23 05:28:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_wait [2018-11-23 05:28:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-23 05:28:58,811 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-23 05:28:58,811 INFO L130 BoogieDeclarations]: Found specification of procedure noop_llseek [2018-11-23 05:28:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure noop_llseek [2018-11-23 05:28:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-23 05:28:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-23 05:28:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2018-11-23 05:28:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2018-11-23 05:28:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2018-11-23 05:28:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2018-11-23 05:28:58,812 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_pg_mutex [2018-11-23 05:28:58,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_pg_mutex [2018-11-23 05:28:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init_units [2018-11-23 05:28:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init_units [2018-11-23 05:28:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 05:28:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 05:28:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout_interruptible [2018-11-23 05:28:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout_interruptible [2018-11-23 05:28:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2018-11-23 05:28:58,813 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2018-11-23 05:28:58,813 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2018-11-23 05:28:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2018-11-23 05:28:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure pg_open [2018-11-23 05:28:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_open [2018-11-23 05:28:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure copy_from_user [2018-11-23 05:28:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_from_user [2018-11-23 05:28:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure pg_exit [2018-11-23 05:28:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_exit [2018-11-23 05:28:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure pg_release [2018-11-23 05:28:58,814 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_release [2018-11-23 05:28:58,814 INFO L130 BoogieDeclarations]: Found specification of procedure pg_detect [2018-11-23 05:28:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_detect [2018-11-23 05:28:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2018-11-23 05:28:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2018-11-23 05:28:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 05:28:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 05:28:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2018-11-23 05:28:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2018-11-23 05:28:58,815 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_unregister_chrdev_11 [2018-11-23 05:28:58,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_unregister_chrdev_11 [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure DRIVE [2018-11-23 05:28:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure DRIVE [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure pg_write [2018-11-23 05:28:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_write [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-23 05:28:58,816 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2018-11-23 05:28:58,816 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_8 [2018-11-23 05:28:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_8 [2018-11-23 05:28:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-23 05:28:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_lock_pg_mutex [2018-11-23 05:28:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_lock_pg_mutex [2018-11-23 05:28:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-23 05:28:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-23 05:28:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-23 05:28:58,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-23 05:28:58,817 INFO L130 BoogieDeclarations]: Found specification of procedure pg_reset [2018-11-23 05:28:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_reset [2018-11-23 05:28:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure pg_init [2018-11-23 05:28:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_init [2018-11-23 05:28:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure iminor [2018-11-23 05:28:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure iminor [2018-11-23 05:28:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure pg_identify [2018-11-23 05:28:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_identify [2018-11-23 05:28:58,818 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_block [2018-11-23 05:28:58,818 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_block [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure pi_init [2018-11-23 05:28:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_init [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure __unregister_chrdev [2018-11-23 05:28:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __unregister_chrdev [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure pi_read_regr [2018-11-23 05:28:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_read_regr [2018-11-23 05:28:58,819 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-23 05:28:58,819 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-11-23 05:28:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mutex_unlock_9 [2018-11-23 05:28:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mutex_unlock_9 [2018-11-23 05:28:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure pg_probe [2018-11-23 05:28:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_probe [2018-11-23 05:28:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure pi_connect [2018-11-23 05:28:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_connect [2018-11-23 05:28:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2018-11-23 05:28:58,820 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2018-11-23 05:28:58,820 INFO L130 BoogieDeclarations]: Found specification of procedure device_destroy [2018-11-23 05:28:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure device_destroy [2018-11-23 05:28:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure pg_command [2018-11-23 05:28:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pg_command [2018-11-23 05:28:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure pi_write_regr [2018-11-23 05:28:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure pi_write_regr [2018-11-23 05:28:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 05:28:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-23 05:28:58,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-23 05:28:58,821 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_from_user [2018-11-23 05:28:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_from_user [2018-11-23 05:28:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 05:28:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 05:28:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure xs [2018-11-23 05:28:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure xs [2018-11-23 05:28:58,822 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-23 05:28:58,822 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-23 05:29:00,754 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 05:29:00,755 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-11-23 05:29:00,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:29:00 BoogieIcfgContainer [2018-11-23 05:29:00,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 05:29:00,756 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 05:29:00,756 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 05:29:00,758 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 05:29:00,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:28:57" (1/3) ... [2018-11-23 05:29:00,758 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67feca01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:29:00, skipping insertion in model container [2018-11-23 05:29:00,758 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:58" (2/3) ... [2018-11-23 05:29:00,759 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67feca01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:29:00, skipping insertion in model container [2018-11-23 05:29:00,759 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:29:00" (3/3) ... [2018-11-23 05:29:00,760 INFO L112 eAbstractionObserver]: Analyzing ICFG 32_7a_cilled_true-unreach-call_linux-3.8-rc1-drivers--block--paride--pg.ko-main.cil.out.i [2018-11-23 05:29:00,766 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 05:29:00,772 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 05:29:00,783 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 05:29:00,808 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 05:29:00,808 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 05:29:00,809 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 05:29:00,809 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 05:29:00,809 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 05:29:00,809 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 05:29:00,809 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 05:29:00,809 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 05:29:00,809 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 05:29:00,831 INFO L276 IsEmpty]: Start isEmpty. Operand 591 states. [2018-11-23 05:29:00,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2018-11-23 05:29:00,838 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:00,839 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:00,841 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:00,845 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:00,845 INFO L82 PathProgramCache]: Analyzing trace with hash 1408533323, now seen corresponding path program 1 times [2018-11-23 05:29:00,847 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:00,847 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:00,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:00,886 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:00,886 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:01,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:01,147 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:29:01,149 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:01,150 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:29:01,152 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:29:01,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:29:01,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:01,162 INFO L87 Difference]: Start difference. First operand 591 states. Second operand 4 states. [2018-11-23 05:29:01,631 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:01,631 INFO L93 Difference]: Finished difference Result 1169 states and 1521 transitions. [2018-11-23 05:29:01,632 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:01,633 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 31 [2018-11-23 05:29:01,633 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:01,646 INFO L225 Difference]: With dead ends: 1169 [2018-11-23 05:29:01,646 INFO L226 Difference]: Without dead ends: 582 [2018-11-23 05:29:01,651 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:01,664 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 582 states. [2018-11-23 05:29:01,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 582 to 582. [2018-11-23 05:29:01,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 582 states. [2018-11-23 05:29:01,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 582 states to 582 states and 747 transitions. [2018-11-23 05:29:01,713 INFO L78 Accepts]: Start accepts. Automaton has 582 states and 747 transitions. Word has length 31 [2018-11-23 05:29:01,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:01,713 INFO L480 AbstractCegarLoop]: Abstraction has 582 states and 747 transitions. [2018-11-23 05:29:01,713 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:29:01,714 INFO L276 IsEmpty]: Start isEmpty. Operand 582 states and 747 transitions. [2018-11-23 05:29:01,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2018-11-23 05:29:01,716 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:01,716 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:01,716 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:01,716 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:01,717 INFO L82 PathProgramCache]: Analyzing trace with hash 566418652, now seen corresponding path program 1 times [2018-11-23 05:29:01,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:01,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:01,719 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:01,719 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:01,720 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:01,828 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:29:01,828 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:01,828 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:01,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:01,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:01,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:01,830 INFO L87 Difference]: Start difference. First operand 582 states and 747 transitions. Second operand 3 states. [2018-11-23 05:29:02,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:02,006 INFO L93 Difference]: Finished difference Result 1470 states and 1896 transitions. [2018-11-23 05:29:02,007 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:02,007 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 34 [2018-11-23 05:29:02,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:02,012 INFO L225 Difference]: With dead ends: 1470 [2018-11-23 05:29:02,012 INFO L226 Difference]: Without dead ends: 899 [2018-11-23 05:29:02,015 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 [2018-11-23 05:29:02,017 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 899 states. [2018-11-23 05:29:02,054 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 899 to 851. [2018-11-23 05:29:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 851 states. [2018-11-23 05:29:02,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 851 states to 851 states and 1104 transitions. [2018-11-23 05:29:02,060 INFO L78 Accepts]: Start accepts. Automaton has 851 states and 1104 transitions. Word has length 34 [2018-11-23 05:29:02,061 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:02,061 INFO L480 AbstractCegarLoop]: Abstraction has 851 states and 1104 transitions. [2018-11-23 05:29:02,061 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:02,061 INFO L276 IsEmpty]: Start isEmpty. Operand 851 states and 1104 transitions. [2018-11-23 05:29:02,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-11-23 05:29:02,063 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:02,063 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:02,063 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:02,063 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:02,063 INFO L82 PathProgramCache]: Analyzing trace with hash -1859575303, now seen corresponding path program 1 times [2018-11-23 05:29:02,063 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:02,064 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:02,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,068 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:02,068 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:02,233 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:29:02,234 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:02,234 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:02,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:02,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:02,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:02,234 INFO L87 Difference]: Start difference. First operand 851 states and 1104 transitions. Second operand 3 states. [2018-11-23 05:29:02,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:02,370 INFO L93 Difference]: Finished difference Result 2125 states and 2763 transitions. [2018-11-23 05:29:02,370 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:02,371 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2018-11-23 05:29:02,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:02,377 INFO L225 Difference]: With dead ends: 2125 [2018-11-23 05:29:02,377 INFO L226 Difference]: Without dead ends: 1285 [2018-11-23 05:29:02,380 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 [2018-11-23 05:29:02,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1285 states. [2018-11-23 05:29:02,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1285 to 1281. [2018-11-23 05:29:02,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1281 states. [2018-11-23 05:29:02,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1281 states to 1281 states and 1661 transitions. [2018-11-23 05:29:02,424 INFO L78 Accepts]: Start accepts. Automaton has 1281 states and 1661 transitions. Word has length 46 [2018-11-23 05:29:02,424 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:02,424 INFO L480 AbstractCegarLoop]: Abstraction has 1281 states and 1661 transitions. [2018-11-23 05:29:02,424 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:02,424 INFO L276 IsEmpty]: Start isEmpty. Operand 1281 states and 1661 transitions. [2018-11-23 05:29:02,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2018-11-23 05:29:02,425 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:02,425 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:02,426 INFO L423 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:02,426 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:02,426 INFO L82 PathProgramCache]: Analyzing trace with hash -1129999535, now seen corresponding path program 1 times [2018-11-23 05:29:02,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:02,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:02,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,428 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:02,428 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:02,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 05:29:02,520 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:02,520 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:02,521 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:02,521 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:02,521 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:02,521 INFO L87 Difference]: Start difference. First operand 1281 states and 1661 transitions. Second operand 3 states. [2018-11-23 05:29:02,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:02,572 INFO L93 Difference]: Finished difference Result 2563 states and 3335 transitions. [2018-11-23 05:29:02,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:02,573 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 44 [2018-11-23 05:29:02,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:02,577 INFO L225 Difference]: With dead ends: 2563 [2018-11-23 05:29:02,577 INFO L226 Difference]: Without dead ends: 1293 [2018-11-23 05:29:02,580 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 [2018-11-23 05:29:02,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1293 states. [2018-11-23 05:29:02,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1293 to 1283. [2018-11-23 05:29:02,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1283 states. [2018-11-23 05:29:02,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 1283 states and 1663 transitions. [2018-11-23 05:29:02,614 INFO L78 Accepts]: Start accepts. Automaton has 1283 states and 1663 transitions. Word has length 44 [2018-11-23 05:29:02,614 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:02,614 INFO L480 AbstractCegarLoop]: Abstraction has 1283 states and 1663 transitions. [2018-11-23 05:29:02,614 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:02,614 INFO L276 IsEmpty]: Start isEmpty. Operand 1283 states and 1663 transitions. [2018-11-23 05:29:02,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 05:29:02,615 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:02,615 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:02,616 INFO L423 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:02,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:02,616 INFO L82 PathProgramCache]: Analyzing trace with hash -898092126, now seen corresponding path program 1 times [2018-11-23 05:29:02,616 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:02,616 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:02,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,618 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:02,618 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:02,720 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:02,720 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:02,720 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:02,721 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:02,721 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:02,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:02,721 INFO L87 Difference]: Start difference. First operand 1283 states and 1663 transitions. Second operand 3 states. [2018-11-23 05:29:02,762 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:02,763 INFO L93 Difference]: Finished difference Result 2585 states and 3367 transitions. [2018-11-23 05:29:02,763 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:02,763 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-23 05:29:02,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:02,768 INFO L225 Difference]: With dead ends: 2585 [2018-11-23 05:29:02,768 INFO L226 Difference]: Without dead ends: 1313 [2018-11-23 05:29:02,771 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 [2018-11-23 05:29:02,772 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1313 states. [2018-11-23 05:29:02,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1313 to 1309. [2018-11-23 05:29:02,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1309 states. [2018-11-23 05:29:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 1703 transitions. [2018-11-23 05:29:02,804 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 1703 transitions. Word has length 53 [2018-11-23 05:29:02,804 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:02,804 INFO L480 AbstractCegarLoop]: Abstraction has 1309 states and 1703 transitions. [2018-11-23 05:29:02,804 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:02,804 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1703 transitions. [2018-11-23 05:29:02,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 05:29:02,805 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:02,805 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:02,805 INFO L423 AbstractCegarLoop]: === Iteration 6 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:02,805 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:02,805 INFO L82 PathProgramCache]: Analyzing trace with hash 609459683, now seen corresponding path program 1 times [2018-11-23 05:29:02,806 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:02,806 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:02,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,807 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:02,807 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:02,925 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:02,925 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:02,925 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:02,925 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:02,925 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:02,926 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:02,926 INFO L87 Difference]: Start difference. First operand 1309 states and 1703 transitions. Second operand 3 states. [2018-11-23 05:29:02,985 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:02,985 INFO L93 Difference]: Finished difference Result 1331 states and 1729 transitions. [2018-11-23 05:29:02,986 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:02,986 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-23 05:29:02,986 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:02,991 INFO L225 Difference]: With dead ends: 1331 [2018-11-23 05:29:02,991 INFO L226 Difference]: Without dead ends: 1320 [2018-11-23 05:29:02,992 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 [2018-11-23 05:29:02,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1320 states. [2018-11-23 05:29:03,022 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1320 to 1309. [2018-11-23 05:29:03,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1309 states. [2018-11-23 05:29:03,027 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1309 states to 1309 states and 1701 transitions. [2018-11-23 05:29:03,027 INFO L78 Accepts]: Start accepts. Automaton has 1309 states and 1701 transitions. Word has length 53 [2018-11-23 05:29:03,027 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:03,027 INFO L480 AbstractCegarLoop]: Abstraction has 1309 states and 1701 transitions. [2018-11-23 05:29:03,027 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:03,027 INFO L276 IsEmpty]: Start isEmpty. Operand 1309 states and 1701 transitions. [2018-11-23 05:29:03,028 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2018-11-23 05:29:03,028 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:03,028 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:03,028 INFO L423 AbstractCegarLoop]: === Iteration 7 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:03,028 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:03,029 INFO L82 PathProgramCache]: Analyzing trace with hash 666717985, now seen corresponding path program 1 times [2018-11-23 05:29:03,029 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:03,029 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:03,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,030 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:03,030 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:03,120 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:03,120 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:03,121 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:03,121 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:03,121 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:03,121 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:03,121 INFO L87 Difference]: Start difference. First operand 1309 states and 1701 transitions. Second operand 3 states. [2018-11-23 05:29:03,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:03,219 INFO L93 Difference]: Finished difference Result 1311 states and 1702 transitions. [2018-11-23 05:29:03,220 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:03,220 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2018-11-23 05:29:03,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:03,224 INFO L225 Difference]: With dead ends: 1311 [2018-11-23 05:29:03,224 INFO L226 Difference]: Without dead ends: 1308 [2018-11-23 05:29:03,225 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 [2018-11-23 05:29:03,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1308 states. [2018-11-23 05:29:03,255 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1308 to 1308. [2018-11-23 05:29:03,255 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1308 states. [2018-11-23 05:29:03,259 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1308 states to 1308 states and 1699 transitions. [2018-11-23 05:29:03,259 INFO L78 Accepts]: Start accepts. Automaton has 1308 states and 1699 transitions. Word has length 53 [2018-11-23 05:29:03,259 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:03,259 INFO L480 AbstractCegarLoop]: Abstraction has 1308 states and 1699 transitions. [2018-11-23 05:29:03,260 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:03,260 INFO L276 IsEmpty]: Start isEmpty. Operand 1308 states and 1699 transitions. [2018-11-23 05:29:03,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2018-11-23 05:29:03,260 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:03,260 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:03,261 INFO L423 AbstractCegarLoop]: === Iteration 8 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:03,261 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:03,261 INFO L82 PathProgramCache]: Analyzing trace with hash -806931346, now seen corresponding path program 1 times [2018-11-23 05:29:03,261 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:03,261 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:03,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,262 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:03,262 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:03,350 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:03,350 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:03,350 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:03,350 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:03,350 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:03,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:03,351 INFO L87 Difference]: Start difference. First operand 1308 states and 1699 transitions. Second operand 3 states. [2018-11-23 05:29:03,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:03,462 INFO L93 Difference]: Finished difference Result 1310 states and 1700 transitions. [2018-11-23 05:29:03,463 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:03,463 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 54 [2018-11-23 05:29:03,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:03,467 INFO L225 Difference]: With dead ends: 1310 [2018-11-23 05:29:03,467 INFO L226 Difference]: Without dead ends: 1307 [2018-11-23 05:29:03,468 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 [2018-11-23 05:29:03,469 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1307 states. [2018-11-23 05:29:03,506 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1307 to 1307. [2018-11-23 05:29:03,506 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1307 states. [2018-11-23 05:29:03,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 1307 states and 1697 transitions. [2018-11-23 05:29:03,510 INFO L78 Accepts]: Start accepts. Automaton has 1307 states and 1697 transitions. Word has length 54 [2018-11-23 05:29:03,510 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:03,510 INFO L480 AbstractCegarLoop]: Abstraction has 1307 states and 1697 transitions. [2018-11-23 05:29:03,510 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:03,511 INFO L276 IsEmpty]: Start isEmpty. Operand 1307 states and 1697 transitions. [2018-11-23 05:29:03,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2018-11-23 05:29:03,511 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:03,511 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:03,512 INFO L423 AbstractCegarLoop]: === Iteration 9 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:03,512 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:03,512 INFO L82 PathProgramCache]: Analyzing trace with hash 754584516, now seen corresponding path program 1 times [2018-11-23 05:29:03,512 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:03,512 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:03,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,514 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:03,514 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:03,627 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:03,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:03,628 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:03,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:03,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:03,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:03,628 INFO L87 Difference]: Start difference. First operand 1307 states and 1697 transitions. Second operand 3 states. [2018-11-23 05:29:03,726 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:03,726 INFO L93 Difference]: Finished difference Result 1309 states and 1698 transitions. [2018-11-23 05:29:03,727 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:03,727 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 55 [2018-11-23 05:29:03,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:03,730 INFO L225 Difference]: With dead ends: 1309 [2018-11-23 05:29:03,730 INFO L226 Difference]: Without dead ends: 1306 [2018-11-23 05:29:03,731 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 [2018-11-23 05:29:03,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1306 states. [2018-11-23 05:29:03,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1306 to 1306. [2018-11-23 05:29:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1306 states. [2018-11-23 05:29:03,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1306 states to 1306 states and 1695 transitions. [2018-11-23 05:29:03,764 INFO L78 Accepts]: Start accepts. Automaton has 1306 states and 1695 transitions. Word has length 55 [2018-11-23 05:29:03,764 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:03,764 INFO L480 AbstractCegarLoop]: Abstraction has 1306 states and 1695 transitions. [2018-11-23 05:29:03,764 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 1306 states and 1695 transitions. [2018-11-23 05:29:03,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 05:29:03,765 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:03,765 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:03,765 INFO L423 AbstractCegarLoop]: === Iteration 10 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:03,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:03,765 INFO L82 PathProgramCache]: Analyzing trace with hash 1916940849, now seen corresponding path program 1 times [2018-11-23 05:29:03,765 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:03,765 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:03,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,767 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:03,767 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:03,841 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:03,841 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:03,841 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:03,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:03,842 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:03,842 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:03,842 INFO L87 Difference]: Start difference. First operand 1306 states and 1695 transitions. Second operand 3 states. [2018-11-23 05:29:03,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:03,953 INFO L93 Difference]: Finished difference Result 1657 states and 2141 transitions. [2018-11-23 05:29:03,954 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:03,954 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 56 [2018-11-23 05:29:03,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:03,958 INFO L225 Difference]: With dead ends: 1657 [2018-11-23 05:29:03,958 INFO L226 Difference]: Without dead ends: 1608 [2018-11-23 05:29:03,959 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 [2018-11-23 05:29:03,960 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1608 states. [2018-11-23 05:29:03,995 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1608 to 1608. [2018-11-23 05:29:03,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1608 states. [2018-11-23 05:29:03,999 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1608 states to 1608 states and 2083 transitions. [2018-11-23 05:29:03,999 INFO L78 Accepts]: Start accepts. Automaton has 1608 states and 2083 transitions. Word has length 56 [2018-11-23 05:29:04,000 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:04,000 INFO L480 AbstractCegarLoop]: Abstraction has 1608 states and 2083 transitions. [2018-11-23 05:29:04,000 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:04,000 INFO L276 IsEmpty]: Start isEmpty. Operand 1608 states and 2083 transitions. [2018-11-23 05:29:04,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2018-11-23 05:29:04,002 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:04,002 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 05:29:04,002 INFO L423 AbstractCegarLoop]: === Iteration 11 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:04,003 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:04,004 INFO L82 PathProgramCache]: Analyzing trace with hash 304278496, now seen corresponding path program 1 times [2018-11-23 05:29:04,004 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:04,004 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:04,005 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,005 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:04,006 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:04,091 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:04,091 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:04,091 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:29:04,092 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:29:04,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:29:04,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:04,092 INFO L87 Difference]: Start difference. First operand 1608 states and 2083 transitions. Second operand 5 states. [2018-11-23 05:29:04,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:04,149 INFO L93 Difference]: Finished difference Result 3219 states and 4175 transitions. [2018-11-23 05:29:04,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 05:29:04,149 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 106 [2018-11-23 05:29:04,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:04,154 INFO L225 Difference]: With dead ends: 3219 [2018-11-23 05:29:04,154 INFO L226 Difference]: Without dead ends: 1622 [2018-11-23 05:29:04,157 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:04,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1622 states. [2018-11-23 05:29:04,194 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1622 to 1622. [2018-11-23 05:29:04,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1622 states. [2018-11-23 05:29:04,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1622 states to 1622 states and 2097 transitions. [2018-11-23 05:29:04,198 INFO L78 Accepts]: Start accepts. Automaton has 1622 states and 2097 transitions. Word has length 106 [2018-11-23 05:29:04,199 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:04,199 INFO L480 AbstractCegarLoop]: Abstraction has 1622 states and 2097 transitions. [2018-11-23 05:29:04,199 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:29:04,199 INFO L276 IsEmpty]: Start isEmpty. Operand 1622 states and 2097 transitions. [2018-11-23 05:29:04,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2018-11-23 05:29:04,201 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:04,201 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 05:29:04,201 INFO L423 AbstractCegarLoop]: === Iteration 12 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:04,201 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:04,201 INFO L82 PathProgramCache]: Analyzing trace with hash -1917865781, now seen corresponding path program 1 times [2018-11-23 05:29:04,201 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:04,201 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:04,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,203 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:04,203 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:04,322 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 05:29:04,322 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:04,322 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:29:04,322 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:29:04,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:29:04,323 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:04,323 INFO L87 Difference]: Start difference. First operand 1622 states and 2097 transitions. Second operand 5 states. [2018-11-23 05:29:04,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:04,380 INFO L93 Difference]: Finished difference Result 3251 states and 4219 transitions. [2018-11-23 05:29:04,380 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 05:29:04,380 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 122 [2018-11-23 05:29:04,380 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:04,385 INFO L225 Difference]: With dead ends: 3251 [2018-11-23 05:29:04,385 INFO L226 Difference]: Without dead ends: 1640 [2018-11-23 05:29:04,388 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:04,390 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1640 states. [2018-11-23 05:29:04,429 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1640 to 1630. [2018-11-23 05:29:04,429 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1630 states. [2018-11-23 05:29:04,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1630 states to 1630 states and 2109 transitions. [2018-11-23 05:29:04,433 INFO L78 Accepts]: Start accepts. Automaton has 1630 states and 2109 transitions. Word has length 122 [2018-11-23 05:29:04,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:04,434 INFO L480 AbstractCegarLoop]: Abstraction has 1630 states and 2109 transitions. [2018-11-23 05:29:04,434 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:29:04,434 INFO L276 IsEmpty]: Start isEmpty. Operand 1630 states and 2109 transitions. [2018-11-23 05:29:04,435 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2018-11-23 05:29:04,435 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:04,436 INFO L402 BasicCegarLoop]: trace histogram [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] [2018-11-23 05:29:04,436 INFO L423 AbstractCegarLoop]: === Iteration 13 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:04,436 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:04,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1824451744, now seen corresponding path program 1 times [2018-11-23 05:29:04,436 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:04,436 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:04,437 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,438 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:04,438 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:04,596 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2018-11-23 05:29:04,596 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:04,597 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:29:04,597 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:29:04,597 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:29:04,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:04,597 INFO L87 Difference]: Start difference. First operand 1630 states and 2109 transitions. Second operand 5 states. [2018-11-23 05:29:04,674 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:04,674 INFO L93 Difference]: Finished difference Result 3317 states and 4319 transitions. [2018-11-23 05:29:04,675 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:29:04,675 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 133 [2018-11-23 05:29:04,675 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:04,679 INFO L225 Difference]: With dead ends: 3317 [2018-11-23 05:29:04,679 INFO L226 Difference]: Without dead ends: 1698 [2018-11-23 05:29:04,682 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:29:04,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1698 states. [2018-11-23 05:29:04,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1698 to 1638. [2018-11-23 05:29:04,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1638 states. [2018-11-23 05:29:04,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1638 states to 1638 states and 2117 transitions. [2018-11-23 05:29:04,724 INFO L78 Accepts]: Start accepts. Automaton has 1638 states and 2117 transitions. Word has length 133 [2018-11-23 05:29:04,724 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:04,724 INFO L480 AbstractCegarLoop]: Abstraction has 1638 states and 2117 transitions. [2018-11-23 05:29:04,724 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:29:04,724 INFO L276 IsEmpty]: Start isEmpty. Operand 1638 states and 2117 transitions. [2018-11-23 05:29:04,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2018-11-23 05:29:04,727 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:04,728 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1] [2018-11-23 05:29:04,728 INFO L423 AbstractCegarLoop]: === Iteration 14 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:04,728 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:04,728 INFO L82 PathProgramCache]: Analyzing trace with hash 1921942758, now seen corresponding path program 1 times [2018-11-23 05:29:04,728 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:04,728 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:04,729 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,730 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:04,730 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:04,856 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2018-11-23 05:29:04,857 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:04,857 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 05:29:04,857 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:29:04,857 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:29:04,857 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:04,858 INFO L87 Difference]: Start difference. First operand 1638 states and 2117 transitions. Second operand 4 states. [2018-11-23 05:29:04,925 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:04,925 INFO L93 Difference]: Finished difference Result 3380 states and 4432 transitions. [2018-11-23 05:29:04,925 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 05:29:04,925 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 233 [2018-11-23 05:29:04,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:04,930 INFO L225 Difference]: With dead ends: 3380 [2018-11-23 05:29:04,930 INFO L226 Difference]: Without dead ends: 1753 [2018-11-23 05:29:04,933 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:04,935 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1753 states. [2018-11-23 05:29:04,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1753 to 1648. [2018-11-23 05:29:04,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1648 states. [2018-11-23 05:29:04,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1648 states to 1648 states and 2127 transitions. [2018-11-23 05:29:04,977 INFO L78 Accepts]: Start accepts. Automaton has 1648 states and 2127 transitions. Word has length 233 [2018-11-23 05:29:04,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:04,977 INFO L480 AbstractCegarLoop]: Abstraction has 1648 states and 2127 transitions. [2018-11-23 05:29:04,977 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:29:04,977 INFO L276 IsEmpty]: Start isEmpty. Operand 1648 states and 2127 transitions. [2018-11-23 05:29:04,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 243 [2018-11-23 05:29:04,980 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:04,980 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 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] [2018-11-23 05:29:04,981 INFO L423 AbstractCegarLoop]: === Iteration 15 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:04,981 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:04,981 INFO L82 PathProgramCache]: Analyzing trace with hash 2094053277, now seen corresponding path program 1 times [2018-11-23 05:29:04,981 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:04,981 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:04,982 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:04,982 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:04,983 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:05,112 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2018-11-23 05:29:05,113 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:05,113 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:05,113 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:05,113 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:05,113 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:05,113 INFO L87 Difference]: Start difference. First operand 1648 states and 2127 transitions. Second operand 3 states. [2018-11-23 05:29:05,175 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:05,175 INFO L93 Difference]: Finished difference Result 3310 states and 4319 transitions. [2018-11-23 05:29:05,175 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:05,176 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 242 [2018-11-23 05:29:05,176 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:05,180 INFO L225 Difference]: With dead ends: 3310 [2018-11-23 05:29:05,180 INFO L226 Difference]: Without dead ends: 1673 [2018-11-23 05:29:05,183 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 [2018-11-23 05:29:05,186 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1673 states. [2018-11-23 05:29:05,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1673 to 1658. [2018-11-23 05:29:05,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1658 states. [2018-11-23 05:29:05,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1658 states to 1658 states and 2137 transitions. [2018-11-23 05:29:05,227 INFO L78 Accepts]: Start accepts. Automaton has 1658 states and 2137 transitions. Word has length 242 [2018-11-23 05:29:05,227 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:05,227 INFO L480 AbstractCegarLoop]: Abstraction has 1658 states and 2137 transitions. [2018-11-23 05:29:05,227 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:05,228 INFO L276 IsEmpty]: Start isEmpty. Operand 1658 states and 2137 transitions. [2018-11-23 05:29:05,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 256 [2018-11-23 05:29:05,230 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:05,230 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:05,231 INFO L423 AbstractCegarLoop]: === Iteration 16 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:05,231 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:05,231 INFO L82 PathProgramCache]: Analyzing trace with hash 1383516779, now seen corresponding path program 1 times [2018-11-23 05:29:05,231 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:05,231 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:05,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,232 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:05,232 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:05,384 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 05:29:05,384 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:05,384 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:29:05,385 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:29:05,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:29:05,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:29:05,385 INFO L87 Difference]: Start difference. First operand 1658 states and 2137 transitions. Second operand 6 states. [2018-11-23 05:29:05,525 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:05,525 INFO L93 Difference]: Finished difference Result 3380 states and 4411 transitions. [2018-11-23 05:29:05,525 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:29:05,525 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 255 [2018-11-23 05:29:05,526 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:05,530 INFO L225 Difference]: With dead ends: 3380 [2018-11-23 05:29:05,530 INFO L226 Difference]: Without dead ends: 1733 [2018-11-23 05:29:05,533 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:29:05,535 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1733 states. [2018-11-23 05:29:05,573 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1733 to 1699. [2018-11-23 05:29:05,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1699 states. [2018-11-23 05:29:05,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1699 states to 1699 states and 2193 transitions. [2018-11-23 05:29:05,577 INFO L78 Accepts]: Start accepts. Automaton has 1699 states and 2193 transitions. Word has length 255 [2018-11-23 05:29:05,577 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:05,577 INFO L480 AbstractCegarLoop]: Abstraction has 1699 states and 2193 transitions. [2018-11-23 05:29:05,577 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:29:05,577 INFO L276 IsEmpty]: Start isEmpty. Operand 1699 states and 2193 transitions. [2018-11-23 05:29:05,581 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-23 05:29:05,581 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:05,581 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:05,581 INFO L423 AbstractCegarLoop]: === Iteration 17 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:05,581 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:05,582 INFO L82 PathProgramCache]: Analyzing trace with hash -737664091, now seen corresponding path program 1 times [2018-11-23 05:29:05,582 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:05,582 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:05,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,583 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:05,583 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:05,728 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 05:29:05,729 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:05,729 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:29:05,729 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:29:05,729 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:29:05,729 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:29:05,730 INFO L87 Difference]: Start difference. First operand 1699 states and 2193 transitions. Second operand 6 states. [2018-11-23 05:29:05,800 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:05,800 INFO L93 Difference]: Finished difference Result 3415 states and 4428 transitions. [2018-11-23 05:29:05,801 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:29:05,801 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 253 [2018-11-23 05:29:05,801 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:05,805 INFO L225 Difference]: With dead ends: 3415 [2018-11-23 05:29:05,806 INFO L226 Difference]: Without dead ends: 1727 [2018-11-23 05:29:05,809 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:29:05,811 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1727 states. [2018-11-23 05:29:05,852 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1727 to 1703. [2018-11-23 05:29:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1703 states. [2018-11-23 05:29:05,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1703 states to 1703 states and 2197 transitions. [2018-11-23 05:29:05,856 INFO L78 Accepts]: Start accepts. Automaton has 1703 states and 2197 transitions. Word has length 253 [2018-11-23 05:29:05,856 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:05,856 INFO L480 AbstractCegarLoop]: Abstraction has 1703 states and 2197 transitions. [2018-11-23 05:29:05,856 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:29:05,856 INFO L276 IsEmpty]: Start isEmpty. Operand 1703 states and 2197 transitions. [2018-11-23 05:29:05,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 254 [2018-11-23 05:29:05,859 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:05,859 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:05,860 INFO L423 AbstractCegarLoop]: === Iteration 18 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:05,860 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:05,860 INFO L82 PathProgramCache]: Analyzing trace with hash 1769433383, now seen corresponding path program 1 times [2018-11-23 05:29:05,860 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:05,860 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:05,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,861 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:05,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 49 trivial. 0 not checked. [2018-11-23 05:29:05,990 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:05,990 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:29:05,991 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:29:05,991 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:29:05,991 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:05,991 INFO L87 Difference]: Start difference. First operand 1703 states and 2197 transitions. Second operand 5 states. [2018-11-23 05:29:06,054 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:06,054 INFO L93 Difference]: Finished difference Result 3440 states and 4488 transitions. [2018-11-23 05:29:06,055 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-23 05:29:06,055 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 253 [2018-11-23 05:29:06,056 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:06,061 INFO L225 Difference]: With dead ends: 3440 [2018-11-23 05:29:06,061 INFO L226 Difference]: Without dead ends: 1748 [2018-11-23 05:29:06,064 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:06,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1748 states. [2018-11-23 05:29:06,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1748 to 1723. [2018-11-23 05:29:06,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1723 states. [2018-11-23 05:29:06,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1723 states to 1723 states and 2232 transitions. [2018-11-23 05:29:06,108 INFO L78 Accepts]: Start accepts. Automaton has 1723 states and 2232 transitions. Word has length 253 [2018-11-23 05:29:06,109 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:06,109 INFO L480 AbstractCegarLoop]: Abstraction has 1723 states and 2232 transitions. [2018-11-23 05:29:06,109 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:29:06,109 INFO L276 IsEmpty]: Start isEmpty. Operand 1723 states and 2232 transitions. [2018-11-23 05:29:06,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 289 [2018-11-23 05:29:06,112 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:06,112 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:06,112 INFO L423 AbstractCegarLoop]: === Iteration 19 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:06,112 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:06,113 INFO L82 PathProgramCache]: Analyzing trace with hash 1607463212, now seen corresponding path program 1 times [2018-11-23 05:29:06,113 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:06,113 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:06,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:06,114 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:06,114 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:06,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 05:29:06,344 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:06,344 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 05:29:06,345 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:29:06,345 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:29:06,345 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:06,345 INFO L87 Difference]: Start difference. First operand 1723 states and 2232 transitions. Second operand 10 states. [2018-11-23 05:29:06,548 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:06,548 INFO L93 Difference]: Finished difference Result 3484 states and 4550 transitions. [2018-11-23 05:29:06,549 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 05:29:06,549 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 288 [2018-11-23 05:29:06,549 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:06,558 INFO L225 Difference]: With dead ends: 3484 [2018-11-23 05:29:06,563 INFO L226 Difference]: Without dead ends: 1772 [2018-11-23 05:29:06,568 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:06,570 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1772 states. [2018-11-23 05:29:06,632 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1772 to 1733. [2018-11-23 05:29:06,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1733 states. [2018-11-23 05:29:06,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1733 states to 1733 states and 2243 transitions. [2018-11-23 05:29:06,637 INFO L78 Accepts]: Start accepts. Automaton has 1733 states and 2243 transitions. Word has length 288 [2018-11-23 05:29:06,637 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:06,638 INFO L480 AbstractCegarLoop]: Abstraction has 1733 states and 2243 transitions. [2018-11-23 05:29:06,638 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:29:06,638 INFO L276 IsEmpty]: Start isEmpty. Operand 1733 states and 2243 transitions. [2018-11-23 05:29:06,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 287 [2018-11-23 05:29:06,642 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:06,642 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:06,643 INFO L423 AbstractCegarLoop]: === Iteration 20 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:06,643 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:06,643 INFO L82 PathProgramCache]: Analyzing trace with hash -1358339442, now seen corresponding path program 1 times [2018-11-23 05:29:06,643 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:06,643 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:06,644 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:06,644 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:06,645 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:06,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:06,898 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2018-11-23 05:29:06,899 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:06,899 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 05:29:06,899 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:29:06,899 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:29:06,899 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:06,900 INFO L87 Difference]: Start difference. First operand 1733 states and 2243 transitions. Second operand 10 states. [2018-11-23 05:29:07,047 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:07,047 INFO L93 Difference]: Finished difference Result 3504 states and 4546 transitions. [2018-11-23 05:29:07,048 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 05:29:07,048 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 286 [2018-11-23 05:29:07,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:07,055 INFO L225 Difference]: With dead ends: 3504 [2018-11-23 05:29:07,056 INFO L226 Difference]: Without dead ends: 1782 [2018-11-23 05:29:07,061 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:07,063 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1782 states. [2018-11-23 05:29:07,133 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1782 to 1735. [2018-11-23 05:29:07,133 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2018-11-23 05:29:07,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2245 transitions. [2018-11-23 05:29:07,138 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2245 transitions. Word has length 286 [2018-11-23 05:29:07,139 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:07,139 INFO L480 AbstractCegarLoop]: Abstraction has 1735 states and 2245 transitions. [2018-11-23 05:29:07,139 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:29:07,139 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2245 transitions. [2018-11-23 05:29:07,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 298 [2018-11-23 05:29:07,144 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:07,144 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:07,144 INFO L423 AbstractCegarLoop]: === Iteration 21 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:07,145 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:07,145 INFO L82 PathProgramCache]: Analyzing trace with hash -606138397, now seen corresponding path program 1 times [2018-11-23 05:29:07,145 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:07,145 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:07,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:07,146 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:07,146 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:07,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:07,390 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 05:29:07,390 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:07,391 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 05:29:07,391 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:29:07,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:29:07,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:07,391 INFO L87 Difference]: Start difference. First operand 1735 states and 2245 transitions. Second operand 10 states. [2018-11-23 05:29:07,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:07,488 INFO L93 Difference]: Finished difference Result 3556 states and 4634 transitions. [2018-11-23 05:29:07,488 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 05:29:07,488 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 297 [2018-11-23 05:29:07,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:07,494 INFO L225 Difference]: With dead ends: 3556 [2018-11-23 05:29:07,495 INFO L226 Difference]: Without dead ends: 1832 [2018-11-23 05:29:07,498 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:29:07,499 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1832 states. [2018-11-23 05:29:07,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1832 to 1735. [2018-11-23 05:29:07,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1735 states. [2018-11-23 05:29:07,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1735 states to 1735 states and 2245 transitions. [2018-11-23 05:29:07,545 INFO L78 Accepts]: Start accepts. Automaton has 1735 states and 2245 transitions. Word has length 297 [2018-11-23 05:29:07,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:07,545 INFO L480 AbstractCegarLoop]: Abstraction has 1735 states and 2245 transitions. [2018-11-23 05:29:07,545 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:29:07,545 INFO L276 IsEmpty]: Start isEmpty. Operand 1735 states and 2245 transitions. [2018-11-23 05:29:07,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-23 05:29:07,549 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:07,549 INFO L402 BasicCegarLoop]: trace histogram [6, 6, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:07,550 INFO L423 AbstractCegarLoop]: === Iteration 22 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:07,550 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:07,550 INFO L82 PathProgramCache]: Analyzing trace with hash -1880106815, now seen corresponding path program 1 times [2018-11-23 05:29:07,550 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:07,550 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:07,551 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:07,551 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:07,552 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:07,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:07,760 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 118 trivial. 0 not checked. [2018-11-23 05:29:07,760 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:07,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2018-11-23 05:29:07,761 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-11-23 05:29:07,761 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-11-23 05:29:07,761 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:07,762 INFO L87 Difference]: Start difference. First operand 1735 states and 2245 transitions. Second operand 10 states. [2018-11-23 05:29:07,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:07,885 INFO L93 Difference]: Finished difference Result 3568 states and 4646 transitions. [2018-11-23 05:29:07,885 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2018-11-23 05:29:07,885 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 299 [2018-11-23 05:29:07,886 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:07,893 INFO L225 Difference]: With dead ends: 3568 [2018-11-23 05:29:07,893 INFO L226 Difference]: Without dead ends: 1844 [2018-11-23 05:29:07,897 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-11-23 05:29:07,898 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1844 states. [2018-11-23 05:29:07,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1844 to 1731. [2018-11-23 05:29:07,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1731 states. [2018-11-23 05:29:08,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1731 states to 1731 states and 2237 transitions. [2018-11-23 05:29:08,004 INFO L78 Accepts]: Start accepts. Automaton has 1731 states and 2237 transitions. Word has length 299 [2018-11-23 05:29:08,004 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:08,004 INFO L480 AbstractCegarLoop]: Abstraction has 1731 states and 2237 transitions. [2018-11-23 05:29:08,005 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-11-23 05:29:08,005 INFO L276 IsEmpty]: Start isEmpty. Operand 1731 states and 2237 transitions. [2018-11-23 05:29:08,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 332 [2018-11-23 05:29:08,010 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:08,011 INFO L402 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 5, 3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:08,011 INFO L423 AbstractCegarLoop]: === Iteration 23 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:08,011 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:08,011 INFO L82 PathProgramCache]: Analyzing trace with hash -1994466901, now seen corresponding path program 1 times [2018-11-23 05:29:08,011 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:08,011 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:08,012 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:08,013 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:08,013 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:08,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:08,264 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 196 trivial. 0 not checked. [2018-11-23 05:29:08,265 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:29:08,265 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/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 [2018-11-23 05:29:08,282 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:08,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:08,790 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:29:08,907 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2018-11-23 05:29:08,937 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:29:08,937 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 9 [2018-11-23 05:29:08,938 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 05:29:08,938 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 05:29:08,938 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=57, Unknown=0, NotChecked=0, Total=72 [2018-11-23 05:29:08,938 INFO L87 Difference]: Start difference. First operand 1731 states and 2237 transitions. Second operand 9 states. [2018-11-23 05:29:09,541 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:09,542 INFO L93 Difference]: Finished difference Result 3508 states and 4570 transitions. [2018-11-23 05:29:09,543 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 05:29:09,543 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 331 [2018-11-23 05:29:09,543 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:09,549 INFO L225 Difference]: With dead ends: 3508 [2018-11-23 05:29:09,549 INFO L226 Difference]: Without dead ends: 1788 [2018-11-23 05:29:09,554 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 340 GetRequests, 332 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2018-11-23 05:29:09,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2018-11-23 05:29:09,645 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 1749. [2018-11-23 05:29:09,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1749 states. [2018-11-23 05:29:09,650 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 2256 transitions. [2018-11-23 05:29:09,650 INFO L78 Accepts]: Start accepts. Automaton has 1749 states and 2256 transitions. Word has length 331 [2018-11-23 05:29:09,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:09,652 INFO L480 AbstractCegarLoop]: Abstraction has 1749 states and 2256 transitions. [2018-11-23 05:29:09,652 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 05:29:09,652 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2256 transitions. [2018-11-23 05:29:09,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 361 [2018-11-23 05:29:09,656 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:09,656 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:09,657 INFO L423 AbstractCegarLoop]: === Iteration 24 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:09,657 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:09,657 INFO L82 PathProgramCache]: Analyzing trace with hash -160206945, now seen corresponding path program 1 times [2018-11-23 05:29:09,657 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:09,657 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:09,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:09,659 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:09,659 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:09,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:09,906 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 264 trivial. 0 not checked. [2018-11-23 05:29:09,907 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:09,907 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-23 05:29:09,908 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-23 05:29:09,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-23 05:29:09,908 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-23 05:29:09,908 INFO L87 Difference]: Start difference. First operand 1749 states and 2256 transitions. Second operand 5 states. [2018-11-23 05:29:10,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:10,549 INFO L93 Difference]: Finished difference Result 3502 states and 4533 transitions. [2018-11-23 05:29:10,550 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 05:29:10,550 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 360 [2018-11-23 05:29:10,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:10,556 INFO L225 Difference]: With dead ends: 3502 [2018-11-23 05:29:10,556 INFO L226 Difference]: Without dead ends: 1758 [2018-11-23 05:29:10,561 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 1 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2018-11-23 05:29:10,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1758 states. [2018-11-23 05:29:10,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1758 to 1749. [2018-11-23 05:29:10,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1749 states. [2018-11-23 05:29:10,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1749 states to 1749 states and 2254 transitions. [2018-11-23 05:29:10,689 INFO L78 Accepts]: Start accepts. Automaton has 1749 states and 2254 transitions. Word has length 360 [2018-11-23 05:29:10,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:10,689 INFO L480 AbstractCegarLoop]: Abstraction has 1749 states and 2254 transitions. [2018-11-23 05:29:10,689 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-23 05:29:10,690 INFO L276 IsEmpty]: Start isEmpty. Operand 1749 states and 2254 transitions. [2018-11-23 05:29:10,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-11-23 05:29:10,693 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:10,693 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:10,693 INFO L423 AbstractCegarLoop]: === Iteration 25 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:10,693 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:10,694 INFO L82 PathProgramCache]: Analyzing trace with hash 365245064, now seen corresponding path program 1 times [2018-11-23 05:29:10,694 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:10,694 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:10,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:10,695 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:10,695 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:10,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:10,936 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2018-11-23 05:29:10,936 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 05:29:10,936 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/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 [2018-11-23 05:29:10,948 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:11,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:11,483 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 05:29:11,549 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2018-11-23 05:29:11,567 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 05:29:11,568 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [3] total 4 [2018-11-23 05:29:11,568 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 05:29:11,568 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 05:29:11,568 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:11,569 INFO L87 Difference]: Start difference. First operand 1749 states and 2254 transitions. Second operand 4 states. [2018-11-23 05:29:11,669 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:11,670 INFO L93 Difference]: Finished difference Result 3519 states and 4577 transitions. [2018-11-23 05:29:11,670 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:11,671 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 373 [2018-11-23 05:29:11,671 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:11,676 INFO L225 Difference]: With dead ends: 3519 [2018-11-23 05:29:11,677 INFO L226 Difference]: Without dead ends: 1781 [2018-11-23 05:29:11,682 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 375 GetRequests, 373 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2018-11-23 05:29:11,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1781 states. [2018-11-23 05:29:11,755 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1781 to 1769. [2018-11-23 05:29:11,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1769 states. [2018-11-23 05:29:11,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 1769 states and 2282 transitions. [2018-11-23 05:29:11,759 INFO L78 Accepts]: Start accepts. Automaton has 1769 states and 2282 transitions. Word has length 373 [2018-11-23 05:29:11,760 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:11,760 INFO L480 AbstractCegarLoop]: Abstraction has 1769 states and 2282 transitions. [2018-11-23 05:29:11,760 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 05:29:11,760 INFO L276 IsEmpty]: Start isEmpty. Operand 1769 states and 2282 transitions. [2018-11-23 05:29:11,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-11-23 05:29:11,763 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:11,763 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:11,764 INFO L423 AbstractCegarLoop]: === Iteration 26 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:11,764 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:11,764 INFO L82 PathProgramCache]: Analyzing trace with hash -2081739704, now seen corresponding path program 1 times [2018-11-23 05:29:11,764 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:11,764 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:11,765 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:11,765 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:11,766 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:11,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:12,039 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2018-11-23 05:29:12,039 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:12,039 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 05:29:12,040 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 05:29:12,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 05:29:12,040 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 05:29:12,040 INFO L87 Difference]: Start difference. First operand 1769 states and 2282 transitions. Second operand 6 states. [2018-11-23 05:29:12,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:12,288 INFO L93 Difference]: Finished difference Result 3118 states and 4018 transitions. [2018-11-23 05:29:12,288 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 05:29:12,289 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 373 [2018-11-23 05:29:12,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:12,294 INFO L225 Difference]: With dead ends: 3118 [2018-11-23 05:29:12,294 INFO L226 Difference]: Without dead ends: 1317 [2018-11-23 05:29:12,299 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 7 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 05:29:12,301 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1317 states. [2018-11-23 05:29:12,348 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1317 to 1014. [2018-11-23 05:29:12,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1014 states. [2018-11-23 05:29:12,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 1014 states and 1291 transitions. [2018-11-23 05:29:12,351 INFO L78 Accepts]: Start accepts. Automaton has 1014 states and 1291 transitions. Word has length 373 [2018-11-23 05:29:12,351 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:12,351 INFO L480 AbstractCegarLoop]: Abstraction has 1014 states and 1291 transitions. [2018-11-23 05:29:12,351 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 05:29:12,352 INFO L276 IsEmpty]: Start isEmpty. Operand 1014 states and 1291 transitions. [2018-11-23 05:29:12,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 05:29:12,354 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 05:29:12,355 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 6, 6, 6, 6, 6, 6, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 05:29:12,355 INFO L423 AbstractCegarLoop]: === Iteration 27 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 05:29:12,355 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 05:29:12,355 INFO L82 PathProgramCache]: Analyzing trace with hash -771847693, now seen corresponding path program 1 times [2018-11-23 05:29:12,355 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 05:29:12,355 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 05:29:12,356 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:12,356 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 05:29:12,357 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 05:29:12,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 05:29:12,690 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2018-11-23 05:29:12,690 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 05:29:12,690 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 05:29:12,691 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 05:29:12,691 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 05:29:12,691 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:12,691 INFO L87 Difference]: Start difference. First operand 1014 states and 1291 transitions. Second operand 3 states. [2018-11-23 05:29:12,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 05:29:12,791 INFO L93 Difference]: Finished difference Result 1014 states and 1291 transitions. [2018-11-23 05:29:12,791 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 05:29:12,791 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 397 [2018-11-23 05:29:12,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 05:29:12,792 INFO L225 Difference]: With dead ends: 1014 [2018-11-23 05:29:12,792 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 05:29:12,794 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 3 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 05:29:12,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 05:29:12,794 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 05:29:12,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 05:29:12,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 05:29:12,795 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 397 [2018-11-23 05:29:12,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 05:29:12,795 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 05:29:12,795 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 05:29:12,795 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 05:29:12,795 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 05:29:12,799 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 05:29:12,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,896 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,943 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,967 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:12,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,030 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,033 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,044 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,048 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,049 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,050 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,052 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,054 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,109 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,240 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,242 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,341 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,344 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,432 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,434 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,495 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,601 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,685 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,808 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,816 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,817 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,937 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,942 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,944 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,956 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,965 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,968 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:13,969 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,333 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:14,525 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 05:29:17,127 INFO L451 ceAbstractionStarter]: At program point L2946-1(line 2946) the Hoare annotation is: true [2018-11-23 05:29:17,127 INFO L448 ceAbstractionStarter]: For program point L2957(lines 2957 2961) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point L2957-2(lines 2957 2961) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2953-1(line 2953) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point L2953(line 2953) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point copy_from_userENTRY(lines 2936 2967) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2951-1(line 2951) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point L2951(line 2951) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2949-1(line 2949) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point L2949(line 2949) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2947(line 2947) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point copy_from_userEXIT(lines 2936 2967) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2962(line 2962) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point copy_from_userFINAL(lines 2936 2967) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L451 ceAbstractionStarter]: At program point L2956(line 2956) the Hoare annotation is: true [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2956-1(line 2956) no Hoare annotation was computed. [2018-11-23 05:29:17,128 INFO L448 ceAbstractionStarter]: For program point L2952(lines 2952 2963) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point L2952-2(lines 2948 2964) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point L2948(lines 2948 2964) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L451 ceAbstractionStarter]: At program point L2946(line 2946) the Hoare annotation is: true [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point L3770(lines 3770 3773) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point L3770-1(lines 3770 3773) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L444 ceAbstractionStarter]: At program point L3797(lines 3761 3802) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_state_variable_1~0 0) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,129 INFO L444 ceAbstractionStarter]: At program point L3795(lines 3765 3801) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_state_variable_1~0 0) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point pg_exitEXIT(lines 3761 3802) no Hoare annotation was computed. [2018-11-23 05:29:17,129 INFO L444 ceAbstractionStarter]: At program point L3793(lines 3765 3801) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_state_variable_1~0 0) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,129 INFO L448 ceAbstractionStarter]: For program point L3789-1(line 3789) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L444 ceAbstractionStarter]: At program point L3789(line 3789) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (= ~ldv_state_variable_1~0 0) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point pg_exitENTRY(lines 3761 3802) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point L3783(line 3783) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L3779(lines 3765 3801) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L3777(lines 3765 3801) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L3775(lines 3765 3801) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L3771(line 3771) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point L3788(lines 3788 3791) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point L3788-2(lines 3788 3791) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L3782(line 3782) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point ldv_register_chrdev_10FINAL(lines 4006 4016) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point ldv_register_chrdev_10ENTRY(lines 4006 4016) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point L4011-1(line 4011) no Hoare annotation was computed. [2018-11-23 05:29:17,130 INFO L451 ceAbstractionStarter]: At program point L4011(line 4011) the Hoare annotation is: true [2018-11-23 05:29:17,130 INFO L448 ceAbstractionStarter]: For program point ldv_register_chrdev_10EXIT(lines 4006 4016) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point pi_releaseENTRY(lines 4553 4555) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point pi_releaseFINAL(lines 4553 4555) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point pi_releaseEXIT(lines 4553 4555) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point pg_releaseENTRY(lines 3538 3547) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point pg_releaseEXIT(lines 3538 3547) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point L3544(line 3544) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point pg_releaseFINAL(lines 3538 3547) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point L3542(line 3542) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point L3544-1(line 3544) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point L3542-1(line 3542) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point write_regFINAL(lines 3048 3054) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point L3051-1(line 3051) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point L3051(line 3051) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L451 ceAbstractionStarter]: At program point write_regENTRY(lines 3048 3054) the Hoare annotation is: true [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point write_regEXIT(lines 3048 3054) no Hoare annotation was computed. [2018-11-23 05:29:17,131 INFO L448 ceAbstractionStarter]: For program point register_chrdevFINAL(lines 2878 2885) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point L2882-1(line 2882) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point register_chrdevENTRY(lines 2878 2885) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point register_chrdevEXIT(lines 2878 2885) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point L2882(line 2882) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point pg_detectENTRY(lines 3427 3492) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point L3475(lines 3451 3482) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point L3463-1(line 3463) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point L3463(line 3463) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point pg_detectFINAL(lines 3427 3492) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point L3443(lines 3443 3482) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L451 ceAbstractionStarter]: At program point L3472(lines 3451 3482) the Hoare annotation is: true [2018-11-23 05:29:17,132 INFO L444 ceAbstractionStarter]: At program point L3468(line 3468) the Hoare annotation is: (or (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (not (= 0 pg_detect_~tmp___0~7))) [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point L3468-1(line 3468) no Hoare annotation was computed. [2018-11-23 05:29:17,132 INFO L448 ceAbstractionStarter]: For program point L3464(lines 3464 3469) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L451 ceAbstractionStarter]: At program point L3460(lines 3460 3461) the Hoare annotation is: true [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3460-1(lines 3460 3461) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3456(lines 3456 3459) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L444 ceAbstractionStarter]: At program point L3444(line 3444) the Hoare annotation is: (or (= pg_detect_~k~3 0) (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) [2018-11-23 05:29:17,133 INFO L451 ceAbstractionStarter]: At program point L3477(lines 3451 3482) the Hoare annotation is: true [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3444-1(line 3444) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3440(lines 3440 3484) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L451 ceAbstractionStarter]: At program point L3440-1(lines 3436 3491) the Hoare annotation is: true [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point pg_detectEXIT(lines 3427 3492) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3449-1(line 3449) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L444 ceAbstractionStarter]: At program point L3449(line 3449) the Hoare annotation is: (or (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (and (not (= 0 pg_detect_~tmp~12)) (= pg_detect_~k~3 0))) [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3445(lines 3445 3450) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L448 ceAbstractionStarter]: For program point L3441-1(lines 3441 3442) no Hoare annotation was computed. [2018-11-23 05:29:17,133 INFO L444 ceAbstractionStarter]: At program point L3441(lines 3441 3442) the Hoare annotation is: (or (= pg_detect_~k~3 0) (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point L3462(lines 3462 3471) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L451 ceAbstractionStarter]: At program point pi_disconnectENTRY(lines 4539 4541) the Hoare annotation is: true [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point pi_disconnectFINAL(lines 4539 4541) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point pi_disconnectEXIT(lines 4539 4541) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point __register_chrdevEXIT(lines 4495 4497) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L451 ceAbstractionStarter]: At program point __register_chrdevENTRY(lines 4495 4497) the Hoare annotation is: true [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point __register_chrdevFINAL(lines 4495 4497) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point L3037-1(line 3037) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L451 ceAbstractionStarter]: At program point L3037(line 3037) the Hoare annotation is: true [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point status_regEXIT(lines 3034 3040) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L451 ceAbstractionStarter]: At program point status_regENTRY(lines 3034 3040) the Hoare annotation is: true [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point status_regFINAL(lines 3034 3040) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L451 ceAbstractionStarter]: At program point __kmallocENTRY(lines 2917 2920) the Hoare annotation is: true [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point __kmallocFINAL(lines 2917 2920) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point L2919-1(line 2919) no Hoare annotation was computed. [2018-11-23 05:29:17,134 INFO L448 ceAbstractionStarter]: For program point __kmallocEXIT(lines 2917 2920) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L451 ceAbstractionStarter]: At program point L2919(line 2919) the Hoare annotation is: true [2018-11-23 05:29:17,135 INFO L444 ceAbstractionStarter]: At program point L3900(line 3900) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1) (= 1 ~ldv_state_variable_0~0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3834(line 3834) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3900-1(line 3900) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 3818 3929) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L444 ceAbstractionStarter]: At program point L3892(line 3892) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3892-1(line 3892) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3868(line 3868) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3901(lines 3901 3904) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3835(lines 3835 3839) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3901-2(lines 3899 3910) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3835-2(lines 3833 3881) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L448 ceAbstractionStarter]: For program point L3926(line 3926) no Hoare annotation was computed. [2018-11-23 05:29:17,135 INFO L444 ceAbstractionStarter]: At program point L3836(line 3836) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3869(lines 3869 3877) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3836-1(line 3836) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3861(line 3861) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3886(line 3886) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 3818 3929) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L444 ceAbstractionStarter]: At program point L3870(line 3870) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,136 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 3818 3929) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|)) (and (= ~ldv_retval_1~0 0) (= ~ldv_state_variable_1~0 0))) [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3870-1(line 3870) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3862(lines 3862 3866) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3829(lines 3829 3922) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3920(line 3920) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3854(line 3854) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3887(lines 3887 3918) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3846(line 3846) no Hoare annotation was computed. [2018-11-23 05:29:17,136 INFO L448 ceAbstractionStarter]: For program point L3879(line 3879) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3871(lines 3871 3875) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3830(line 3830) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3863-1(line 3863) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L444 ceAbstractionStarter]: At program point L3863(line 3863) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3855(lines 3855 3859) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3913(line 3913) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3847(lines 3847 3852) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3831(lines 3831 3884) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L444 ceAbstractionStarter]: At program point L3856(line 3856) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3889(lines 3889 3915) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3823-1(line 3823) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L444 ceAbstractionStarter]: At program point L3823(line 3823) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|)) (and (= ~ldv_retval_1~0 0) (= ~ldv_state_variable_1~0 0))) [2018-11-23 05:29:17,137 INFO L448 ceAbstractionStarter]: For program point L3856-1(line 3856) no Hoare annotation was computed. [2018-11-23 05:29:17,137 INFO L444 ceAbstractionStarter]: At program point L3848(line 3848) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3848-1(line 3848) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3898(line 3898) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3890(line 3890) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L444 ceAbstractionStarter]: At program point L3923(lines 3822 3928) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,138 INFO L444 ceAbstractionStarter]: At program point L3907(lines 3822 3928) the Hoare annotation is: (or (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3841-1(line 3841) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L444 ceAbstractionStarter]: At program point L3841(line 3841) the Hoare annotation is: (or (and (= ~ldv_mutex_pg_mutex~0 1) (= ~ldv_mutex_mutex_of_device~0 1) (= ~ldv_retval_1~0 0) (= ~ldv_mutex_cred_guard_mutex_of_signal_struct~0 1) (= ~ldv_mutex_lock~0 1)) (not (= 0 |old(~ldv_retval_1~0)|)) (not (= ~disable~0 0)) (not (= 0 |old(~ldv_state_variable_1~0)|))) [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3899(lines 3899 3911) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3833(lines 3833 3881) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point L3891(lines 3891 3896) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point __const_udelayFINAL(lines 4491 4493) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point __const_udelayEXIT(lines 4491 4493) no Hoare annotation was computed. [2018-11-23 05:29:17,138 INFO L451 ceAbstractionStarter]: At program point __const_udelayENTRY(lines 4491 4493) the Hoare annotation is: true [2018-11-23 05:29:17,138 INFO L451 ceAbstractionStarter]: At program point ldv_unregister_chrdev_11ENTRY(lines 4017 4024) the Hoare annotation is: true [2018-11-23 05:29:17,138 INFO L448 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11EXIT(lines 4017 4024) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point ldv_unregister_chrdev_11FINAL(lines 4017 4024) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L451 ceAbstractionStarter]: At program point L4020(line 4020) the Hoare annotation is: true [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L4020-1(line 4020) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point DRIVEFINAL(lines 3055 3060) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point DRIVEEXIT(lines 3055 3060) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L451 ceAbstractionStarter]: At program point DRIVEENTRY(lines 3055 3060) the Hoare annotation is: true [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L3615(lines 3615 3618) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point pg_writeEXIT(lines 3548 3621) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L3603-1(line 3603) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L451 ceAbstractionStarter]: At program point L3603(line 3603) the Hoare annotation is: true [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point pg_writeFINAL(lines 3548 3621) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L3604(lines 3604 3611) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L451 ceAbstractionStarter]: At program point pg_writeENTRY(lines 3548 3621) the Hoare annotation is: true [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L3567-1(line 3567) no Hoare annotation was computed. [2018-11-23 05:29:17,139 INFO L451 ceAbstractionStarter]: At program point L3567(line 3567) the Hoare annotation is: true [2018-11-23 05:29:17,139 INFO L448 ceAbstractionStarter]: For program point L3563(lines 3563 3566) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3559(lines 3559 3562) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3584(lines 3584 3596) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3580(lines 3580 3583) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3613-1(lines 3613 3614) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L451 ceAbstractionStarter]: At program point L3613(lines 3613 3614) the Hoare annotation is: true [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3576(lines 3576 3579) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3572(lines 3572 3575) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3605(lines 3605 3608) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3568(lines 3568 3571) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3597(lines 3597 3600) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3589-1(line 3589) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L451 ceAbstractionStarter]: At program point L3589(line 3589) the Hoare annotation is: true [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3585(lines 3585 3588) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point L3590(lines 3590 3593) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point _copy_to_userEXIT(lines 4506 4508) no Hoare annotation was computed. [2018-11-23 05:29:17,140 INFO L451 ceAbstractionStarter]: At program point _copy_to_userENTRY(lines 4506 4508) the Hoare annotation is: true [2018-11-23 05:29:17,140 INFO L448 ceAbstractionStarter]: For program point _copy_to_userFINAL(lines 4506 4508) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point unregister_chrdevFINAL(lines 2888 2894) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point unregister_chrdevEXIT(lines 2888 2894) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L451 ceAbstractionStarter]: At program point L2891(line 2891) the Hoare annotation is: true [2018-11-23 05:29:17,141 INFO L451 ceAbstractionStarter]: At program point unregister_chrdevENTRY(lines 2888 2894) the Hoare annotation is: true [2018-11-23 05:29:17,141 INFO L444 ceAbstractionStarter]: At program point ldv_mutex_lock_8ENTRY(lines 3990 3997) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_lock_8EXIT(lines 3990 3997) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L444 ceAbstractionStarter]: At program point L3993-1(line 3993) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_lock_8FINAL(lines 3990 3997) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L444 ceAbstractionStarter]: At program point L3993(line 3993) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,141 INFO L451 ceAbstractionStarter]: At program point ldv_initializeENTRY(lines 4455 4464) the Hoare annotation is: true [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point ldv_initializeFINAL(lines 4455 4464) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point ldv_initializeEXIT(lines 4455 4464) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point external_allocFINAL(lines 4574 4576) no Hoare annotation was computed. [2018-11-23 05:29:17,141 INFO L448 ceAbstractionStarter]: For program point external_allocEXIT(lines 4574 4576) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L451 ceAbstractionStarter]: At program point external_allocENTRY(lines 4574 4576) the Hoare annotation is: true [2018-11-23 05:29:17,142 INFO L451 ceAbstractionStarter]: At program point pi_read_blockENTRY(lines 4546 4548) the Hoare annotation is: true [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point pi_read_blockFINAL(lines 4546 4548) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point pi_read_blockEXIT(lines 4546 4548) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point read_regFINAL(lines 3041 3047) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point read_regEXIT(lines 3041 3047) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L451 ceAbstractionStarter]: At program point read_regENTRY(lines 3041 3047) the Hoare annotation is: true [2018-11-23 05:29:17,142 INFO L451 ceAbstractionStarter]: At program point L3044(line 3044) the Hoare annotation is: true [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point L3044-1(line 3044) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L444 ceAbstractionStarter]: At program point ldv_mutex_lock_pg_mutexENTRY(lines 4386 4396) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexFINAL(lines 4386 4396) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L444 ceAbstractionStarter]: At program point L4391(line 4391) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point L4391-1(lines 4389 4392) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_lock_pg_mutexEXIT(lines 4386 4396) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point L4389(lines 4389 4392) no Hoare annotation was computed. [2018-11-23 05:29:17,142 INFO L448 ceAbstractionStarter]: For program point __class_createFINAL(lines 4488 4490) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point __class_createEXIT(lines 4488 4490) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point __class_createENTRY(lines 4488 4490) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point L4489(line 4489) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point L4489-1(line 4489) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point PTR_ERREXIT(lines 2815 2820) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point PTR_ERRENTRY(lines 2815 2820) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point PTR_ERRFINAL(lines 2815 2820) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point ldv_is_errEXIT(lines 2903 2906) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point ldv_is_errENTRY(lines 2903 2906) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point ldv_is_errFINAL(lines 2903 2906) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point L3297(lines 3286 3305) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point L3260(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point L3293(lines 3286 3305) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L451 ceAbstractionStarter]: At program point L3248(line 3248) the Hoare annotation is: true [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point L3281(lines 3281 3285) no Hoare annotation was computed. [2018-11-23 05:29:17,143 INFO L448 ceAbstractionStarter]: For program point L3281-2(lines 3239 3309) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3277(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3273(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3265(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3257(lines 3257 3266) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3253(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3286-1(lines 3286 3306) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3249(line 3249) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point pg_resetFINAL(lines 3229 3310) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3245-1(line 3245) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3245(line 3245) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3307-1(line 3307) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3307(line 3307) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3295(lines 3286 3305) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3258(line 3258) the Hoare annotation is: true [2018-11-23 05:29:17,144 INFO L448 ceAbstractionStarter]: For program point L3258-1(line 3258) no Hoare annotation was computed. [2018-11-23 05:29:17,144 INFO L451 ceAbstractionStarter]: At program point L3246(line 3246) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point pg_resetENTRY(lines 3229 3310) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3246-1(line 3246) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3275(lines 3239 3309) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3271(line 3271) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3300-1(lines 3300 3303) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point pg_resetEXIT(lines 3229 3310) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3259(lines 3259 3263) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3247-1(line 3247) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3247(line 3247) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3706(lines 3706 3726) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point pg_initFINAL(lines 3682 3760) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3698(line 3698) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L448 ceAbstractionStarter]: For program point L3731(lines 3731 3736) no Hoare annotation was computed. [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3698-1(line 3698) the Hoare annotation is: true [2018-11-23 05:29:17,145 INFO L451 ceAbstractionStarter]: At program point L3756(lines 3692 3759) the Hoare annotation is: true [2018-11-23 05:29:17,146 INFO L451 ceAbstractionStarter]: At program point pg_initENTRY(lines 3682 3760) the Hoare annotation is: true [2018-11-23 05:29:17,146 INFO L444 ceAbstractionStarter]: At program point L3719(lines 3706 3725) the Hoare annotation is: (or (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (not (= pg_init_~err~1 0))) [2018-11-23 05:29:17,146 INFO L451 ceAbstractionStarter]: At program point L3748(lines 3692 3759) the Hoare annotation is: true [2018-11-23 05:29:17,146 INFO L451 ceAbstractionStarter]: At program point L3732(line 3732) the Hoare annotation is: true [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3699(line 3699) no Hoare annotation was computed. [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3732-1(line 3732) no Hoare annotation was computed. [2018-11-23 05:29:17,146 INFO L451 ceAbstractionStarter]: At program point L3728(line 3728) the Hoare annotation is: true [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3728-1(line 3728) no Hoare annotation was computed. [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3712(lines 3712 3715) no Hoare annotation was computed. [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3712-2(lines 3712 3715) no Hoare annotation was computed. [2018-11-23 05:29:17,146 INFO L448 ceAbstractionStarter]: For program point L3741(lines 3741 3744) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L448 ceAbstractionStarter]: For program point L3741-2(lines 3741 3744) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L448 ceAbstractionStarter]: For program point L3700(lines 3700 3704) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L451 ceAbstractionStarter]: At program point L3750(lines 3692 3759) the Hoare annotation is: true [2018-11-23 05:29:17,147 INFO L448 ceAbstractionStarter]: For program point pg_initEXIT(lines 3682 3760) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L444 ceAbstractionStarter]: At program point L3717(lines 3706 3725) the Hoare annotation is: (or (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (not (= pg_init_~err~1 0))) [2018-11-23 05:29:17,147 INFO L451 ceAbstractionStarter]: At program point L3746(lines 3692 3759) the Hoare annotation is: true [2018-11-23 05:29:17,147 INFO L448 ceAbstractionStarter]: For program point L3713-1(line 3713) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L444 ceAbstractionStarter]: At program point L3713(line 3713) the Hoare annotation is: (or (or (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_state_variable_0~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (not (= pg_init_~err~1 0))) [2018-11-23 05:29:17,147 INFO L448 ceAbstractionStarter]: For program point L3705-1(line 3705) no Hoare annotation was computed. [2018-11-23 05:29:17,147 INFO L451 ceAbstractionStarter]: At program point L3705(line 3705) the Hoare annotation is: true [2018-11-23 05:29:17,147 INFO L451 ceAbstractionStarter]: At program point L3734(lines 3692 3759) the Hoare annotation is: true [2018-11-23 05:29:17,147 INFO L451 ceAbstractionStarter]: At program point L3730(line 3730) the Hoare annotation is: true [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3730-1(line 3730) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3693(lines 3693 3697) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L2911-1(line 2911) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L451 ceAbstractionStarter]: At program point ldv_mallocENTRY(lines 2907 2916) the Hoare annotation is: true [2018-11-23 05:29:17,148 INFO L451 ceAbstractionStarter]: At program point L2911(line 2911) the Hoare annotation is: true [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L2909(lines 2909 2915) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point ldv_mallocFINAL(lines 2907 2916) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point ldv_mallocEXIT(lines 2907 2916) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point iminorEXIT(lines 2869 2874) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L451 ceAbstractionStarter]: At program point iminorENTRY(lines 2869 2874) the Hoare annotation is: true [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point iminorFINAL(lines 2869 2874) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3644(lines 3644 3647) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L451 ceAbstractionStarter]: At program point L3642(line 3642) the Hoare annotation is: true [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3642-1(line 3642) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3673(lines 3673 3676) no Hoare annotation was computed. [2018-11-23 05:29:17,148 INFO L448 ceAbstractionStarter]: For program point L3671-1(lines 3671 3672) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L451 ceAbstractionStarter]: At program point L3671(lines 3671 3672) the Hoare annotation is: true [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point pg_readFINAL(lines 3622 3681) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3665-1(line 3665) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L451 ceAbstractionStarter]: At program point L3665(line 3665) the Hoare annotation is: true [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3657(lines 3657 3660) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point pg_readEXIT(lines 3622 3681) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L451 ceAbstractionStarter]: At program point pg_readENTRY(lines 3622 3681) the Hoare annotation is: true [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3643(lines 3643 3649) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L451 ceAbstractionStarter]: At program point L3643-2(lines 3643 3649) the Hoare annotation is: true [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3670(lines 3670 3678) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3670-2(lines 3670 3678) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3637(lines 3637 3640) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3666(lines 3666 3669) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3633(lines 3633 3636) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3654(lines 3654 3662) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3654-1(lines 3654 3662) no Hoare annotation was computed. [2018-11-23 05:29:17,149 INFO L448 ceAbstractionStarter]: For program point L3650(line 3650) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point L3384(line 3384) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point pg_identifyEXIT(lines 3350 3391) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point L3382(lines 3382 3388) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L444 ceAbstractionStarter]: At program point L3383-1(line 3383) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (.cse4 (= |pg_identify_#in~log| pg_identify_~log))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse2 .cse3 (not (= 1 ~ldv_state_variable_0~0)) .cse5) .cse4))) [2018-11-23 05:29:17,150 INFO L444 ceAbstractionStarter]: At program point L3383(line 3383) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (.cse4 (= |pg_identify_#in~log| pg_identify_~log))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse2 .cse3 (not (= 1 ~ldv_state_variable_0~0)) .cse5) .cse4))) [2018-11-23 05:29:17,150 INFO L451 ceAbstractionStarter]: At program point pg_identifyENTRY(lines 3350 3391) the Hoare annotation is: true [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point L3382-2(lines 3382 3388) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point L3378(lines 3378 3381) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L448 ceAbstractionStarter]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2018-11-23 05:29:17,150 INFO L444 ceAbstractionStarter]: At program point L3377(line 3377) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (.cse4 (= |pg_identify_#in~log| pg_identify_~log))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse2 .cse3 (not (= 1 ~ldv_state_variable_0~0)) .cse5) .cse4))) [2018-11-23 05:29:17,150 INFO L444 ceAbstractionStarter]: At program point L3372(line 3372) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) (.cse4 (= |pg_identify_#in~log| pg_identify_~log))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse2 .cse3 (not (= 1 ~ldv_state_variable_0~0)) .cse5) .cse4))) [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point L3373(lines 3373 3376) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point L3372-1(line 3372) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pg_identifyFINAL(lines 3350 3391) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pi_write_blockEXIT(lines 4556 4558) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L451 ceAbstractionStarter]: At program point pi_write_blockENTRY(lines 4556 4558) the Hoare annotation is: true [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pi_write_blockFINAL(lines 4556 4558) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point kfreeEXIT(lines 4578 4580) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L451 ceAbstractionStarter]: At program point kfreeENTRY(lines 4578 4580) the Hoare annotation is: true [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point kfreeFINAL(lines 4578 4580) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pi_initEXIT(lines 4543 4545) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L451 ceAbstractionStarter]: At program point pi_initENTRY(lines 4543 4545) the Hoare annotation is: true [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pi_initFINAL(lines 4543 4545) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L451 ceAbstractionStarter]: At program point __unregister_chrdevENTRY(lines 4498 4500) the Hoare annotation is: true [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point __unregister_chrdevFINAL(lines 4498 4500) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point __unregister_chrdevEXIT(lines 4498 4500) no Hoare annotation was computed. [2018-11-23 05:29:17,151 INFO L451 ceAbstractionStarter]: At program point L3064(line 3064) the Hoare annotation is: true [2018-11-23 05:29:17,151 INFO L448 ceAbstractionStarter]: For program point pg_sleepEXIT(lines 3061 3067) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point L3064-1(line 3064) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L451 ceAbstractionStarter]: At program point pg_sleepENTRY(lines 3061 3067) the Hoare annotation is: true [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point pg_sleepFINAL(lines 3061 3067) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L451 ceAbstractionStarter]: At program point pi_read_regrENTRY(lines 4550 4552) the Hoare annotation is: true [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point pi_read_regrFINAL(lines 4550 4552) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point pi_read_regrEXIT(lines 4550 4552) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L451 ceAbstractionStarter]: At program point might_faultFINAL(lines 4519 4521) the Hoare annotation is: true [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point might_faultEXIT(lines 4519 4521) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L444 ceAbstractionStarter]: At program point L4001-1(line 4001) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 2)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,152 INFO L444 ceAbstractionStarter]: At program point L4001(line 4001) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 2)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,152 INFO L444 ceAbstractionStarter]: At program point ldv_mutex_unlock_9ENTRY(lines 3998 4005) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 2)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_unlock_9EXIT(lines 3998 4005) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_unlock_9FINAL(lines 3998 4005) no Hoare annotation was computed. [2018-11-23 05:29:17,152 INFO L448 ceAbstractionStarter]: For program point pg_probeEXIT(lines 3392 3426) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3419-1(line 3419) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3419(line 3419) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3417-1(line 3417) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3417(line 3417) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3411(lines 3398 3416) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3409(lines 3398 3416) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3403(lines 3403 3407) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point pg_probeFINAL(lines 3392 3426) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3418(lines 3418 3422) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point pg_probeENTRY(lines 3392 3426) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3410(lines 3410 3414) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3404(line 3404) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3402(line 3402) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3398(lines 3398 3423) no Hoare annotation was computed. [2018-11-23 05:29:17,153 INFO L451 ceAbstractionStarter]: At program point L3398-1(lines 3398 3423) the Hoare annotation is: true [2018-11-23 05:29:17,153 INFO L448 ceAbstractionStarter]: For program point L3202-1(line 3202) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3198(line 3198) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3198-1(line 3198) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3219(lines 3219 3223) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3195-1(line 3195) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3195(line 3195) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3191(line 3191) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3220(lines 3186 3227) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3187-1(line 3187) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3187(line 3187) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3216(line 3216) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3216-1(line 3216) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3192(line 3192) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3225-1(line 3225) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3225(line 3225) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point L3192-1(line 3192) no Hoare annotation was computed. [2018-11-23 05:29:17,154 INFO L451 ceAbstractionStarter]: At program point L3217(lines 3186 3227) the Hoare annotation is: true [2018-11-23 05:29:17,154 INFO L448 ceAbstractionStarter]: For program point pg_completionFINAL(lines 3176 3228) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3205-1(lines 3205 3213) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3201-1(lines 3186 3227) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3197(lines 3197 3200) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3197-2(lines 3186 3227) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L451 ceAbstractionStarter]: At program point L3222(lines 3186 3227) the Hoare annotation is: true [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3218(line 3218) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point pg_completionEXIT(lines 3176 3228) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L451 ceAbstractionStarter]: At program point pg_completionENTRY(lines 3176 3228) the Hoare annotation is: true [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3206(lines 3206 3210) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point L3206-2(lines 3206 3210) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L451 ceAbstractionStarter]: At program point L3202(line 3202) the Hoare annotation is: true [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point class_destroyFINAL(lines 4509 4511) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point class_destroyEXIT(lines 4509 4511) no Hoare annotation was computed. [2018-11-23 05:29:17,155 INFO L451 ceAbstractionStarter]: At program point class_destroyENTRY(lines 4509 4511) the Hoare annotation is: true [2018-11-23 05:29:17,155 INFO L451 ceAbstractionStarter]: At program point mutex_unlockENTRY(lines 4529 4531) the Hoare annotation is: true [2018-11-23 05:29:17,155 INFO L448 ceAbstractionStarter]: For program point mutex_unlockEXIT(lines 4529 4531) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point mutex_unlockFINAL(lines 4529 4531) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point copy_to_userEXIT(lines 2968 2975) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point copy_to_userENTRY(lines 2968 2975) the Hoare annotation is: true [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L2972(line 2972) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point copy_to_userFINAL(lines 2968 2975) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point L2971-1(line 2971) the Hoare annotation is: true [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point L2971(line 2971) the Hoare annotation is: true [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L3103(lines 3103 3107) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point pg_waitFINAL(lines 3068 3122) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L3101-1(line 3101) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point L3101(line 3101) the Hoare annotation is: true [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L3103-2(lines 3103 3107) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L3099-1(line 3099) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point L3099(line 3099) the Hoare annotation is: true [2018-11-23 05:29:17,156 INFO L448 ceAbstractionStarter]: For program point L3091(lines 3091 3095) no Hoare annotation was computed. [2018-11-23 05:29:17,156 INFO L451 ceAbstractionStarter]: At program point L3087-1(lines 3077 3121) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point L3087(line 3087) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point L3085(line 3085) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point pg_waitENTRY(lines 3068 3122) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3112-1(lines 3112 3115) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point pg_waitEXIT(lines 3068 3122) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3102(lines 3102 3111) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point L3100(line 3100) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3102-2(lines 3098 3118) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3098(lines 3098 3119) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3100-1(line 3100) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point L3094(lines 3077 3121) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point L3092(lines 3077 3121) the Hoare annotation is: true [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3090(line 3090) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point L3084(lines 3084 3088) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L448 ceAbstractionStarter]: For program point ldv_errorFINAL(lines 4026 4031) no Hoare annotation was computed. [2018-11-23 05:29:17,157 INFO L451 ceAbstractionStarter]: At program point ldv_errorENTRY(lines 4026 4031) the Hoare annotation is: true [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4029) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point ldv_errorEXIT(lines 4026 4031) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L451 ceAbstractionStarter]: At program point pi_connectENTRY(lines 4536 4538) the Hoare annotation is: true [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point pi_connectEXIT(lines 4536 4538) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point pi_connectFINAL(lines 4536 4538) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L451 ceAbstractionStarter]: At program point kmallocENTRY(lines 2921 2927) the Hoare annotation is: true [2018-11-23 05:29:17,158 INFO L451 ceAbstractionStarter]: At program point L2924(line 2924) the Hoare annotation is: true [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point L2924-1(line 2924) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point kmallocFINAL(lines 2921 2927) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point kmallocEXIT(lines 2921 2927) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L451 ceAbstractionStarter]: At program point noop_llseekENTRY(lines 4533 4535) the Hoare annotation is: true [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point noop_llseekFINAL(lines 4533 4535) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point noop_llseekEXIT(lines 4533 4535) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point device_destroyFINAL(lines 4516 4518) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L448 ceAbstractionStarter]: For program point device_destroyEXIT(lines 4516 4518) no Hoare annotation was computed. [2018-11-23 05:29:17,158 INFO L451 ceAbstractionStarter]: At program point device_destroyENTRY(lines 4516 4518) the Hoare annotation is: true [2018-11-23 05:29:17,159 INFO L451 ceAbstractionStarter]: At program point L3132(line 3132) the Hoare annotation is: true [2018-11-23 05:29:17,159 INFO L451 ceAbstractionStarter]: At program point L3132-1(line 3132) the Hoare annotation is: true [2018-11-23 05:29:17,159 INFO L448 ceAbstractionStarter]: For program point pg_commandEXIT(lines 3123 3175) no Hoare annotation was computed. [2018-11-23 05:29:17,159 INFO L448 ceAbstractionStarter]: For program point L3153(lines 3153 3169) no Hoare annotation was computed. [2018-11-23 05:29:17,159 INFO L448 ceAbstractionStarter]: For program point L3153-2(lines 3153 3169) no Hoare annotation was computed. [2018-11-23 05:29:17,159 INFO L451 ceAbstractionStarter]: At program point L3149(lines 3129 3174) the Hoare annotation is: true [2018-11-23 05:29:17,159 INFO L448 ceAbstractionStarter]: For program point L3141(line 3141) no Hoare annotation was computed. [2018-11-23 05:29:17,159 INFO L448 ceAbstractionStarter]: For program point L3133(line 3133) no Hoare annotation was computed. [2018-11-23 05:29:17,159 INFO L444 ceAbstractionStarter]: At program point L3162(lines 3153 3168) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,161 INFO L444 ceAbstractionStarter]: At program point L3146(line 3146) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,161 INFO L448 ceAbstractionStarter]: For program point L3146-1(line 3146) no Hoare annotation was computed. [2018-11-23 05:29:17,161 INFO L448 ceAbstractionStarter]: For program point L3142(lines 3142 3145) no Hoare annotation was computed. [2018-11-23 05:29:17,161 INFO L444 ceAbstractionStarter]: At program point L3138(line 3138) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,161 INFO L444 ceAbstractionStarter]: At program point L3138-1(line 3138) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,162 INFO L448 ceAbstractionStarter]: For program point L3134(lines 3134 3137) no Hoare annotation was computed. [2018-11-23 05:29:17,162 INFO L451 ceAbstractionStarter]: At program point L3130(line 3130) the Hoare annotation is: true [2018-11-23 05:29:17,162 INFO L448 ceAbstractionStarter]: For program point L3130-1(line 3130) no Hoare annotation was computed. [2018-11-23 05:29:17,162 INFO L448 ceAbstractionStarter]: For program point L3147(lines 3147 3151) no Hoare annotation was computed. [2018-11-23 05:29:17,162 INFO L451 ceAbstractionStarter]: At program point L3172(line 3172) the Hoare annotation is: true [2018-11-23 05:29:17,162 INFO L444 ceAbstractionStarter]: At program point L3139(line 3139) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,162 INFO L448 ceAbstractionStarter]: For program point L3172-1(line 3172) no Hoare annotation was computed. [2018-11-23 05:29:17,162 INFO L444 ceAbstractionStarter]: At program point L3164(lines 3153 3168) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,167 INFO L448 ceAbstractionStarter]: For program point L3131-1(line 3131) no Hoare annotation was computed. [2018-11-23 05:29:17,167 INFO L448 ceAbstractionStarter]: For program point pg_commandFINAL(lines 3123 3175) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L451 ceAbstractionStarter]: At program point L3131(line 3131) the Hoare annotation is: true [2018-11-23 05:29:17,168 INFO L444 ceAbstractionStarter]: At program point L3160(lines 3153 3168) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,168 INFO L444 ceAbstractionStarter]: At program point L3152(line 3152) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point L3152-1(line 3152) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L451 ceAbstractionStarter]: At program point pg_commandENTRY(lines 3123 3175) the Hoare annotation is: true [2018-11-23 05:29:17,168 INFO L444 ceAbstractionStarter]: At program point L3140(line 3140) the Hoare annotation is: (let ((.cse0 (not (= 1 ~ldv_mutex_lock~0))) (.cse1 (not (= 0 ~ldv_retval_1~0))) (.cse4 (= 0 pg_command_~tmp___0~2)) (.cse2 (not (= ~disable~0 0))) (.cse3 (not (= 1 ~ldv_mutex_mutex_of_device~0))) (.cse5 (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~ldv_mutex_pg_mutex~0 2)) .cse4 .cse5) (or .cse0 (not (= ~ldv_mutex_pg_mutex~0 1)) .cse1 .cse4 .cse2 .cse3 .cse5))) [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectFINAL(lines 4033 4038) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L451 ceAbstractionStarter]: At program point ldv__builtin_expectENTRY(lines 4033 4038) the Hoare annotation is: true [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point ldv__builtin_expectEXIT(lines 4033 4038) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L451 ceAbstractionStarter]: At program point clear_bitENTRY(lines 2794 2800) the Hoare annotation is: true [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point clear_bitFINAL(lines 2794 2800) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point clear_bitEXIT(lines 2794 2800) no Hoare annotation was computed. [2018-11-23 05:29:17,168 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,169 INFO L451 ceAbstractionStarter]: At program point L-1-1(line -1) the Hoare annotation is: true [2018-11-23 05:29:17,169 INFO L451 ceAbstractionStarter]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:29:17,173 INFO L448 ceAbstractionStarter]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point L4447(lines 4447 4450) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L444 ceAbstractionStarter]: At program point L4449(line 4449) the Hoare annotation is: (or (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 2)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point L4449-1(lines 4447 4450) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexEXIT(lines 4444 4454) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L444 ceAbstractionStarter]: At program point ldv_mutex_unlock_pg_mutexENTRY(lines 4444 4454) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 2)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point ldv_mutex_unlock_pg_mutexFINAL(lines 4444 4454) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L451 ceAbstractionStarter]: At program point pi_write_regrENTRY(lines 4559 4561) the Hoare annotation is: true [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point pi_write_regrFINAL(lines 4559 4561) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point pi_write_regrEXIT(lines 4559 4561) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L451 ceAbstractionStarter]: At program point pg_init_unitsENTRY(lines 3001 3033) the Hoare annotation is: true [2018-11-23 05:29:17,174 INFO L451 ceAbstractionStarter]: At program point L3028(lines 3001 3033) the Hoare annotation is: true [2018-11-23 05:29:17,174 INFO L451 ceAbstractionStarter]: At program point L3026(lines 3005 3032) the Hoare annotation is: true [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point pg_init_unitsEXIT(lines 3001 3033) no Hoare annotation was computed. [2018-11-23 05:29:17,174 INFO L451 ceAbstractionStarter]: At program point L3024(lines 3005 3032) the Hoare annotation is: true [2018-11-23 05:29:17,174 INFO L448 ceAbstractionStarter]: For program point L3019(lines 3019 3022) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L448 ceAbstractionStarter]: For program point L3019-2(lines 3019 3022) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L448 ceAbstractionStarter]: For program point L3013-1(line 3013) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L451 ceAbstractionStarter]: At program point L3013(line 3013) the Hoare annotation is: true [2018-11-23 05:29:17,175 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:29:17,175 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L448 ceAbstractionStarter]: For program point schedule_timeout_interruptibleFINAL(lines 4567 4569) no Hoare annotation was computed. [2018-11-23 05:29:17,175 INFO L451 ceAbstractionStarter]: At program point schedule_timeout_interruptibleENTRY(lines 4567 4569) the Hoare annotation is: true [2018-11-23 05:29:17,179 INFO L448 ceAbstractionStarter]: For program point schedule_timeout_interruptibleEXIT(lines 4567 4569) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L444 ceAbstractionStarter]: At program point L4478(line 4478) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point L4482-1(lines 4465 4486) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L444 ceAbstractionStarter]: At program point L4474(line 4474) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point L4478-1(lines 4467 4485) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L444 ceAbstractionStarter]: At program point L4470(line 4470) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point L4474-1(lines 4467 4485) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point L4470-1(lines 4467 4485) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point ldv_check_final_stateEXIT(lines 4465 4486) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L451 ceAbstractionStarter]: At program point ldv_check_final_stateENTRY(lines 4465 4486) the Hoare annotation is: true [2018-11-23 05:29:17,180 INFO L444 ceAbstractionStarter]: At program point L4482(line 4482) the Hoare annotation is: (or (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_lock~0)) (not (= ~ldv_mutex_pg_mutex~0 1)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point test_and_set_bitEXIT(lines 2801 2808) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L448 ceAbstractionStarter]: For program point test_and_set_bitFINAL(lines 2801 2808) no Hoare annotation was computed. [2018-11-23 05:29:17,180 INFO L451 ceAbstractionStarter]: At program point test_and_set_bitENTRY(lines 2801 2808) the Hoare annotation is: true [2018-11-23 05:29:17,180 INFO L451 ceAbstractionStarter]: At program point mutex_lockENTRY(lines 4522 4524) the Hoare annotation is: true [2018-11-23 05:29:17,181 INFO L448 ceAbstractionStarter]: For program point mutex_lockFINAL(lines 4522 4524) no Hoare annotation was computed. [2018-11-23 05:29:17,181 INFO L448 ceAbstractionStarter]: For program point mutex_lockEXIT(lines 4522 4524) no Hoare annotation was computed. [2018-11-23 05:29:17,181 INFO L448 ceAbstractionStarter]: For program point _copy_from_userEXIT(lines 4502 4504) no Hoare annotation was computed. [2018-11-23 05:29:17,181 INFO L451 ceAbstractionStarter]: At program point _copy_from_userENTRY(lines 4502 4504) the Hoare annotation is: true [2018-11-23 05:29:17,181 INFO L448 ceAbstractionStarter]: For program point _copy_from_userFINAL(lines 4502 4504) no Hoare annotation was computed. [2018-11-23 05:29:17,181 INFO L444 ceAbstractionStarter]: At program point pg_openENTRY(lines 3493 3537) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,187 INFO L444 ceAbstractionStarter]: At program point L3518(line 3518) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,187 INFO L448 ceAbstractionStarter]: For program point L3518-1(line 3518) no Hoare annotation was computed. [2018-11-23 05:29:17,187 INFO L448 ceAbstractionStarter]: For program point L3512(lines 3512 3516) no Hoare annotation was computed. [2018-11-23 05:29:17,187 INFO L448 ceAbstractionStarter]: For program point pg_openFINAL(lines 3493 3537) no Hoare annotation was computed. [2018-11-23 05:29:17,187 INFO L448 ceAbstractionStarter]: For program point L3506(line 3506) no Hoare annotation was computed. [2018-11-23 05:29:17,187 INFO L448 ceAbstractionStarter]: For program point L3506-2(lines 3506 3510) no Hoare annotation was computed. [2018-11-23 05:29:17,187 INFO L444 ceAbstractionStarter]: At program point L3533(lines 3500 3536) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3525(lines 3525 3531) no Hoare annotation was computed. [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3523-1(line 3523) no Hoare annotation was computed. [2018-11-23 05:29:17,188 INFO L444 ceAbstractionStarter]: At program point L3523(line 3523) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3517(lines 3517 3521) no Hoare annotation was computed. [2018-11-23 05:29:17,188 INFO L444 ceAbstractionStarter]: At program point L3517-2(lines 3517 3521) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3511-1(line 3511) no Hoare annotation was computed. [2018-11-23 05:29:17,188 INFO L444 ceAbstractionStarter]: At program point L3511(line 3511) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3505-1(line 3505) no Hoare annotation was computed. [2018-11-23 05:29:17,188 INFO L444 ceAbstractionStarter]: At program point L3505(line 3505) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,188 INFO L448 ceAbstractionStarter]: For program point L3534(line 3534) no Hoare annotation was computed. [2018-11-23 05:29:17,194 INFO L448 ceAbstractionStarter]: For program point L3501-1(line 3501) no Hoare annotation was computed. [2018-11-23 05:29:17,194 INFO L444 ceAbstractionStarter]: At program point L3501(line 3501) the Hoare annotation is: (or (= ~ldv_mutex_pg_mutex~0 1) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,194 INFO L444 ceAbstractionStarter]: At program point L3526(line 3526) the Hoare annotation is: (or (= 2 ~ldv_mutex_pg_mutex~0) (not (= 1 ~ldv_mutex_lock~0)) (not (= |old(~ldv_mutex_pg_mutex~0)| 1)) (not (= 0 ~ldv_retval_1~0)) (not (= ~disable~0 0)) (not (= 1 ~ldv_mutex_mutex_of_device~0)) (not (= 1 ~ldv_mutex_cred_guard_mutex_of_signal_struct~0))) [2018-11-23 05:29:17,194 INFO L448 ceAbstractionStarter]: For program point L3526-1(line 3526) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point L3522(line 3522) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point pg_openEXIT(lines 3493 3537) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= ~ldv_retval_1~0 0) (= ~disable~0 0) (= ~ldv_state_variable_1~0 0)) [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point L3326(lines 3326 3333) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point xsFINAL(lines 3311 3349) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point L3326-2(lines 3326 3333) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point xsEXIT(lines 3311 3349) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point xsENTRY(lines 3311 3349) the Hoare annotation is: true [2018-11-23 05:29:17,195 INFO L448 ceAbstractionStarter]: For program point L3342-1(lines 3342 3345) no Hoare annotation was computed. [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point L3339(lines 3318 3348) the Hoare annotation is: true [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point L3337(lines 3318 3348) the Hoare annotation is: true [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point L3335(lines 3318 3348) the Hoare annotation is: true [2018-11-23 05:29:17,195 INFO L451 ceAbstractionStarter]: At program point IS_ERRENTRY(lines 2821 2827) the Hoare annotation is: true [2018-11-23 05:29:17,196 INFO L448 ceAbstractionStarter]: For program point IS_ERRFINAL(lines 2821 2827) no Hoare annotation was computed. [2018-11-23 05:29:17,196 INFO L451 ceAbstractionStarter]: At program point L2824(line 2824) the Hoare annotation is: true [2018-11-23 05:29:17,196 INFO L448 ceAbstractionStarter]: For program point IS_ERREXIT(lines 2821 2827) no Hoare annotation was computed. [2018-11-23 05:29:17,196 INFO L448 ceAbstractionStarter]: For program point L2824-1(line 2824) no Hoare annotation was computed. [2018-11-23 05:29:17,217 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 05:29:17 BoogieIcfgContainer [2018-11-23 05:29:17,217 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 05:29:17,217 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 05:29:17,217 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 05:29:17,217 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 05:29:17,218 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:29:00" (3/4) ... [2018-11-23 05:29:17,232 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_from_user [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_exit [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_register_chrdev_10 [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_release [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_release [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure write_reg [2018-11-23 05:29:17,239 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure register_chrdev [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_detect [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_disconnect [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __register_chrdev [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure status_reg [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __kmalloc [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __const_udelay [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_unregister_chrdev_11 [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure DRIVE [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_write [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_to_user [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure unregister_chrdev [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_8 [2018-11-23 05:29:17,240 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_initialize [2018-11-23 05:29:17,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure external_alloc [2018-11-23 05:29:17,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_block [2018-11-23 05:29:17,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure read_reg [2018-11-23 05:29:17,241 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_lock_pg_mutex [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __class_create [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure PTR_ERR [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_is_err [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_reset [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure iminor [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_read [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_identify [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_block [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kfree [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_init [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __unregister_chrdev [2018-11-23 05:29:17,242 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_sleep [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_read_regr [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure might_fault [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_9 [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_probe [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_completion [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure class_destroy [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_unlock [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure copy_to_user [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_wait [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_error [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_connect [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure kmalloc [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure noop_llseek [2018-11-23 05:29:17,243 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure device_destroy [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_command [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv__builtin_expect [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure clear_bit [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_mutex_unlock_pg_mutex [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pi_write_regr [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_init_units [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure schedule_timeout_interruptible [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_check_final_state [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test_and_set_bit [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure mutex_lock [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure _copy_from_user [2018-11-23 05:29:17,244 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure pg_open [2018-11-23 05:29:17,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure xs [2018-11-23 05:29:17,245 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure IS_ERR [2018-11-23 05:29:17,286 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 603 nodes and edges [2018-11-23 05:29:17,290 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 292 nodes and edges [2018-11-23 05:29:17,292 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 123 nodes and edges [2018-11-23 05:29:17,294 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 57 nodes and edges [2018-11-23 05:29:17,295 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2018-11-23 05:29:17,297 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2018-11-23 05:29:17,299 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2018-11-23 05:29:17,301 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2018-11-23 05:29:17,302 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:29:17,305 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 05:29:17,338 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((ldv_mutex_pg_mutex == 1 && ldv_mutex_mutex_of_device == 1) && ldv_retval_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) || !(0 == \old(ldv_retval_1))) || !(disable == 0)) || !(0 == \old(ldv_state_variable_1)) [2018-11-23 05:29:17,338 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(ldv_retval_1)) || !(disable == 0)) || (((ldv_mutex_pg_mutex == 1 && ldv_mutex_mutex_of_device == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_1)) [2018-11-23 05:29:17,341 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((2 == ldv_mutex_pg_mutex || !(1 == ldv_mutex_lock)) || !(\old(ldv_mutex_pg_mutex) == 1)) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) [2018-11-23 05:29:17,463 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_ad533745-a655-48b1-8179-b79aa9753584/bin-2019/uautomizer/witness.graphml [2018-11-23 05:29:17,463 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 05:29:17,464 INFO L168 Benchmark]: Toolchain (without parser) took 19813.40 ms. Allocated memory was 1.0 GB in the beginning and 2.3 GB in the end (delta: 1.3 GB). Free memory was 952.7 MB in the beginning and 1.3 GB in the end (delta: -316.2 MB). Peak memory consumption was 995.5 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,465 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 05:29:17,465 INFO L168 Benchmark]: CACSL2BoogieTranslator took 951.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,466 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,466 INFO L168 Benchmark]: Boogie Preprocessor took 100.16 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,466 INFO L168 Benchmark]: RCFGBuilder took 2001.87 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.0 MB). Peak memory consumption was 256.7 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,466 INFO L168 Benchmark]: TraceAbstraction took 16461.15 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -243.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,467 INFO L168 Benchmark]: Witness Printer took 246.12 ms. Allocated memory is still 2.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. [2018-11-23 05:29:17,468 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 951.93 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 174.1 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -143.5 MB). Peak memory consumption was 66.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 49.08 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: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 100.16 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: 16.8 MB). Peak memory consumption was 16.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2001.87 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 81.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -6.0 MB). Peak memory consumption was 256.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 16461.15 ms. Allocated memory was 1.3 GB in the beginning and 2.3 GB in the end (delta: 1.1 GB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -243.1 MB). Peak memory consumption was 1.0 GB. Max. memory is 11.5 GB. * Witness Printer took 246.12 ms. Allocated memory is still 2.3 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 56.4 MB). Peak memory consumption was 56.4 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4029]: 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: 3822]: Loop Invariant Derived loop invariant: ((((((ldv_mutex_pg_mutex == 1 && ldv_mutex_mutex_of_device == 1) && ldv_retval_1 == 0) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1) || !(0 == \old(ldv_retval_1))) || !(disable == 0)) || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3001]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: ((((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_state_variable_0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(err == 0) - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_state_variable_1 == 0) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: ((((((!(1 == ldv_mutex_lock) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_pg_mutex == 2)) || 0 == tmp___0) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) && ((((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || 0 == tmp___0) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) - InvariantResult [Line: 3761]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_state_variable_1 == 0) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3129]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3822]: Loop Invariant Derived loop invariant: ((!(0 == \old(ldv_retval_1)) || !(disable == 0)) || (((ldv_mutex_pg_mutex == 1 && ldv_mutex_mutex_of_device == 1) && ldv_mutex_cred_guard_mutex_of_signal_struct == 1) && ldv_mutex_lock == 1)) || !(0 == \old(ldv_state_variable_1)) - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3500]: Loop Invariant Derived loop invariant: (((((2 == ldv_mutex_pg_mutex || !(1 == ldv_mutex_lock)) || !(\old(ldv_mutex_pg_mutex) == 1)) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3077]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: ((((((!(1 == ldv_mutex_lock) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_pg_mutex == 2)) || 0 == tmp___0) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) && ((((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || 0 == tmp___0) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) - InvariantResult [Line: 3005]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3451]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3706]: Loop Invariant Derived loop invariant: ((((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_state_variable_0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) || !(err == 0) - InvariantResult [Line: 3398]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3765]: Loop Invariant Derived loop invariant: (((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || !(1 == ldv_mutex_mutex_of_device)) || ldv_state_variable_1 == 0) || !(disable == 0)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct) - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3153]: Loop Invariant Derived loop invariant: ((((((!(1 == ldv_mutex_lock) || !(0 == ldv_retval_1)) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(ldv_mutex_pg_mutex == 2)) || 0 == tmp___0) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) && ((((((!(1 == ldv_mutex_lock) || !(ldv_mutex_pg_mutex == 1)) || !(0 == ldv_retval_1)) || 0 == tmp___0) || !(disable == 0)) || !(1 == ldv_mutex_mutex_of_device)) || !(1 == ldv_mutex_cred_guard_mutex_of_signal_struct)) - InvariantResult [Line: 3692]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3286]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3239]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3436]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 3186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 70 procedures, 591 locations, 1 error locations. SAFE Result, 16.3s OverallTime, 27 OverallIterations, 8 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 4.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 20690 SDtfs, 6565 SDslu, 54526 SDs, 0 SdLazy, 841 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 865 GetRequests, 762 SyntacticMatches, 9 SemanticMatches, 94 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1769occurred in iteration=25, 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: 1.3s AutomataMinimizationTime, 27 MinimizatonAttempts, 1009 StatesRemovedByMinimization, 20 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 232 LocationsWithAnnotation, 21938 PreInvPairs, 22128 NumberOfFragments, 2235 HoareAnnotationTreeSize, 21938 FomulaSimplifications, 31664 FormulaSimplificationTreeSizeReduction, 1.6s HoareSimplificationTime, 232 FomulaSimplificationsInter, 21271 FormulaSimplificationTreeSizeReductionInter, 2.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.4s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 5784 NumberOfCodeBlocks, 5784 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 5755 ConstructedInterpolants, 0 QuantifiedInterpolants, 1752679 SizeOfPredicates, 2 NumberOfNonLiveVariables, 9037 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 29 InterpolantComputations, 27 PerfectInterpolantSequences, 2475/2482 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...